/*  Prototype JavaScript framework, version 1.6.0.1
 *  (c) 2005-2007 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
 *--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.6.0.1',

  Browser: {
    IE:     !!(window.attachEvent && !window.opera),
    Opera:  !!window.opera,
    WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
    Gecko:  navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1,
    MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
  },

  BrowserFeatures: {
    XPath: !!document.evaluate,
    ElementExtensions: !!window.HTMLElement,
    SpecificElementExtensions:
      document.createElement('div').__proto__ &&
      document.createElement('div').__proto__ !==
        document.createElement('form').__proto__
  },

  ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
  JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,

  emptyFunction: function() { },
  K: function(x) { return x }
};

if (Prototype.Browser.MobileSafari)
  Prototype.BrowserFeatures.SpecificElementExtensions = false;


/* Based on Alex Arnell's inheritance implementation. */
var Class = {
  create: function() {
    var parent = null, properties = $A(arguments);
    if (Object.isFunction(properties[0]))
      parent = properties.shift();

    function klass() {
      this.initialize.apply(this, arguments);
    }

    Object.extend(klass, Class.Methods);
    klass.superclass = parent;
    klass.subclasses = [];

    if (parent) {
      var subclass = function() { };
      subclass.prototype = parent.prototype;
      klass.prototype = new subclass;
      parent.subclasses.push(klass);
    }

    for (var i = 0; i < properties.length; i++)
      klass.addMethods(properties[i]);

    if (!klass.prototype.initialize)
      klass.prototype.initialize = Prototype.emptyFunction;

    klass.prototype.constructor = klass;

    return klass;
  }
};

Class.Methods = {
  addMethods: function(source) {
    var ancestor   = this.superclass && this.superclass.prototype;
    var properties = Object.keys(source);

    if (!Object.keys({ toString: true }).length)
      properties.push("toString", "valueOf");

    for (var i = 0, length = properties.length; i < length; i++) {
      var property = properties[i], value = source[property];
      if (ancestor && Object.isFunction(value) &&
          value.argumentNames().first() == "$super") {
        var method = value, value = Object.extend((function(m) {
          return function() { return ancestor[m].apply(this, arguments) };
        })(property).wrap(method), {
          valueOf:  function() { return method },
          toString: function() { return method.toString() }
        });
      }
      this.prototype[property] = value;
    }

    return this;
  }
};

var Abstract = { };

Object.extend = function(destination, source) {
  for (var property in source)
    destination[property] = source[property];
  return destination;
};

Object.extend(Object, {
  inspect: function(object) {
    try {
      if (Object.isUndefined(object)) return 'undefined';
      if (object === null) return 'null';
      return object.inspect ? object.inspect() : object.toString();
    } catch (e) {
      if (e instanceof RangeError) return '...';
      throw e;
    }
  },

  toJSON: function(object) {
    var type = typeof object;
    switch (type) {
      case 'undefined':
      case 'function':
      case 'unknown': return;
      case 'boolean': return object.toString();
    }

    if (object === null) return 'null';
    if (object.toJSON) return object.toJSON();
    if (Object.isElement(object)) return;

    var results = [];
    for (var property in object) {
      var value = Object.toJSON(object[property]);
      if (!Object.isUndefined(value))
        results.push(property.toJSON() + ': ' + value);
    }

    return '{' + results.join(', ') + '}';
  },

  toQueryString: function(object) {
    return $H(object).toQueryString();
  },

  toHTML: function(object) {
    return object && object.toHTML ? object.toHTML() : String.interpret(object);
  },

  keys: function(object) {
    var keys = [];
    for (var property in object)
      keys.push(property);
    return keys;
  },

  values: function(object) {
    var values = [];
    for (var property in object)
      values.push(object[property]);
    return values;
  },

  clone: function(object) {
    return Object.extend({ }, object);
  },

  isElement: function(object) {
    return object && object.nodeType == 1;
  },

  isArray: function(object) {
    return object && object.constructor === Array;
  },

  isHash: function(object) {
    return object instanceof Hash;
  },

  isFunction: function(object) {
    return typeof object == "function";
  },

  isString: function(object) {
    return typeof object == "string";
  },

  isNumber: function(object) {
    return typeof object == "number";
  },

  isUndefined: function(object) {
    return typeof object == "undefined";
  }
});

Object.extend(Function.prototype, {
  argumentNames: function() {
    var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
    return names.length == 1 && !names[0] ? [] : names;
  },

  bind: function() {
    if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
    var __method = this, args = $A(arguments), object = args.shift();
    return function() {
      return __method.apply(object, args.concat($A(arguments)));
    }
  },

  bindAsEventListener: function() {
    var __method = this, args = $A(arguments), object = args.shift();
    return function(event) {
      return __method.apply(object, [event || window.event].concat(args));
    }
  },

  curry: function() {
    if (!arguments.length) return this;
    var __method = this, args = $A(arguments);
    return function() {
      return __method.apply(this, args.concat($A(arguments)));
    }
  },

  delay: function() {
    var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
    return window.setTimeout(function() {
      return __method.apply(__method, args);
    }, timeout);
  },

  wrap: function(wrapper) {
    var __method = this;
    return function() {
      return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
    }
  },

  methodize: function() {
    if (this._methodized) return this._methodized;
    var __method = this;
    return this._methodized = function() {
      return __method.apply(null, [this].concat($A(arguments)));
    };
  }
});

Function.prototype.defer = Function.prototype.delay.curry(0.01);

Date.prototype.toJSON = function() {
  return '"' + this.getUTCFullYear() + '-' +
    (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
    this.getUTCDate().toPaddedString(2) + 'T' +
    this.getUTCHours().toPaddedString(2) + ':' +
    this.getUTCMinutes().toPaddedString(2) + ':' +
    this.getUTCSeconds().toPaddedString(2) + 'Z"';
};

var Try = {
  these: function() {
    var returnValue;

    for (var i = 0, length = arguments.length; i < length; i++) {
      var lambda = arguments[i];
      try {
        returnValue = lambda();
        break;
      } catch (e) { }
    }

    return returnValue;
  }
};

RegExp.prototype.match = RegExp.prototype.test;

RegExp.escape = function(str) {
  return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};

/*--------------------------------------------------------------------------*/

var PeriodicalExecuter = Class.create({
  initialize: function(callback, frequency) {
    this.callback = callback;
    this.frequency = frequency;
    this.currentlyExecuting = false;

    this.registerCallback();
  },

  registerCallback: function() {
    this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  execute: function() {
    this.callback(this);
  },

  stop: function() {
    if (!this.timer) return;
    clearInterval(this.timer);
    this.timer = null;
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.execute();
      } finally {
        this.currentlyExecuting = false;
      }
    }
  }
});
Object.extend(String, {
  interpret: function(value) {
    return value == null ? '' : String(value);
  },
  specialChar: {
    '\b': '\\b',
    '\t': '\\t',
    '\n': '\\n',
    '\f': '\\f',
    '\r': '\\r',
    '\\': '\\\\'
  }
});

Object.extend(String.prototype, {
  gsub: function(pattern, replacement) {
    var result = '', source = this, match;
    replacement = arguments.callee.prepareReplacement(replacement);

    while (source.length > 0) {
      if (match = source.match(pattern)) {
        result += source.slice(0, match.index);
        result += String.interpret(replacement(match));
        source  = source.slice(match.index + match[0].length);
      } else {
        result += source, source = '';
      }
    }
    return result;
  },

  sub: function(pattern, replacement, count) {
    replacement = this.gsub.prepareReplacement(replacement);
    count = Object.isUndefined(count) ? 1 : count;

    return this.gsub(pattern, function(match) {
      if (--count < 0) return match[0];
      return replacement(match);
    });
  },

  scan: function(pattern, iterator) {
    this.gsub(pattern, iterator);
    return String(this);
  },

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = Object.isUndefined(truncation) ? '...' : truncation;
    return this.length > length ?
      this.slice(0, length - truncation.length) + truncation : String(this);
  },

  strip: function() {
    return this.replace(/^\s+/, '').replace(/\s+$/, '');
  },

  stripTags: function() {
    return this.replace(/<\/?[^>]+>/gi, '');
  },

  stripScripts: function() {
    return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
  },

  extractScripts: function() {
    var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
    var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
    return (this.match(matchAll) || []).map(function(scriptTag) {
      return (scriptTag.match(matchOne) || ['', ''])[1];
    });
  },

  evalScripts: function() {
    return this.extractScripts().map(function(script) { return eval(script) });
  },

  escapeHTML: function() {
    var self = arguments.callee;
    self.text.data = this;
    return self.div.innerHTML;
  },

  unescapeHTML: function() {
    var div = new Element('div');
    div.innerHTML = this.stripTags();
    return div.childNodes[0] ? (div.childNodes.length > 1 ?
      $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
      div.childNodes[0].nodeValue) : '';
  },

  toQueryParams: function(separator) {
    var match = this.strip().match(/([^?#]*)(#.*)?$/);
    if (!match) return { };

    return match[1].split(separator || '&').inject({ }, function(hash, pair) {
      if ((pair = pair.split('='))[0]) {
        var key = decodeURIComponent(pair.shift());
        var value = pair.length > 1 ? pair.join('=') : pair[0];
        if (value != undefined) value = decodeURIComponent(value);

        if (key in hash) {
          if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
          hash[key].push(value);
        }
        else hash[key] = value;
      }
      return hash;
    });
  },

  toArray: function() {
    return this.split('');
  },

  succ: function() {
    return this.slice(0, this.length - 1) +
      String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
  },

  times: function(count) {
    return count < 1 ? '' : new Array(count + 1).join(this);
  },

  camelize: function() {
    var parts = this.split('-'), len = parts.length;
    if (len == 1) return parts[0];

    var camelized = this.charAt(0) == '-'
      ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
      : parts[0];

    for (var i = 1; i < len; i++)
      camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);

    return camelized;
  },

  capitalize: function() {
    return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
  },

  underscore: function() {
    return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
  },

  dasherize: function() {
    return this.gsub(/_/,'-');
  },

  inspect: function(useDoubleQuotes) {
    var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
      var character = String.specialChar[match[0]];
      return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
    });
    if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
    return "'" + escapedString.replace(/'/g, '\\\'') + "'";
  },

  toJSON: function() {
    return this.inspect(true);
  },

  unfilterJSON: function(filter) {
    return this.sub(filter || Prototype.JSONFilter, '#{1}');
  },

  isJSON: function() {
    var str = this;
    if (str.blank()) return false;
    str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
    return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
  },

  evalJSON: function(sanitize) {
    var json = this.unfilterJSON();
    try {
      if (!sanitize || json.isJSON()) return eval('(' + json + ')');
    } catch (e) { }
    throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
  },

  include: function(pattern) {
    return this.indexOf(pattern) > -1;
  },

  startsWith: function(pattern) {
    return this.indexOf(pattern) === 0;
  },

  endsWith: function(pattern) {
    var d = this.length - pattern.length;
    return d >= 0 && this.lastIndexOf(pattern) === d;
  },

  empty: function() {
    return this == '';
  },

  blank: function() {
    return /^\s*$/.test(this);
  },

  interpolate: function(object, pattern) {
    return new Template(this, pattern).evaluate(object);
  }
});

if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
  escapeHTML: function() {
    return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
  },
  unescapeHTML: function() {
    return this.replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>');
  }
});

String.prototype.gsub.prepareReplacement = function(replacement) {
  if (Object.isFunction(replacement)) return replacement;
  var template = new Template(replacement);
  return function(match) { return template.evaluate(match) };
};

String.prototype.parseQuery = String.prototype.toQueryParams;

Object.extend(String.prototype.escapeHTML, {
  div:  document.createElement('div'),
  text: document.createTextNode('')
});

with (String.prototype.escapeHTML) div.appendChild(text);

var Template = Class.create({
  initialize: function(template, pattern) {
    this.template = template.toString();
    this.pattern = pattern || Template.Pattern;
  },

  evaluate: function(object) {
    if (Object.isFunction(object.toTemplateReplacements))
      object = object.toTemplateReplacements();

    return this.template.gsub(this.pattern, function(match) {
      if (object == null) return '';

      var before = match[1] || '';
      if (before == '\\') return match[2];

      var ctx = object, expr = match[3];
      var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
      match = pattern.exec(expr);
      if (match == null) return before;

      while (match != null) {
        var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
        ctx = ctx[comp];
        if (null == ctx || '' == match[3]) break;
        expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
        match = pattern.exec(expr);
      }

      return before + String.interpret(ctx);
    }.bind(this));
  }
});
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;

var $break = { };

var Enumerable = {
  each: function(iterator, context) {
    var index = 0;
    iterator = iterator.bind(context);
    try {
      this._each(function(value) {
        iterator(value, index++);
      });
    } catch (e) {
      if (e != $break) throw e;
    }
    return this;
  },

  eachSlice: function(number, iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var index = -number, slices = [], array = this.toArray();
    while ((index += number) < array.length)
      slices.push(array.slice(index, index+number));
    return slices.collect(iterator, context);
  },

  all: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result = true;
    this.each(function(value, index) {
      result = result && !!iterator(value, index);
      if (!result) throw $break;
    });
    return result;
  },

  any: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result = false;
    this.each(function(value, index) {
      if (result = !!iterator(value, index))
        throw $break;
    });
    return result;
  },

  collect: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var results = [];
    this.each(function(value, index) {
      results.push(iterator(value, index));
    });
    return results;
  },

  detect: function(iterator, context) {
    iterator = iterator.bind(context);
    var result;
    this.each(function(value, index) {
      if (iterator(value, index)) {
        result = value;
        throw $break;
      }
    });
    return result;
  },

  findAll: function(iterator, context) {
    iterator = iterator.bind(context);
    var results = [];
    this.each(function(value, index) {
      if (iterator(value, index))
        results.push(value);
    });
    return results;
  },

  grep: function(filter, iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var results = [];

    if (Object.isString(filter))
      filter = new RegExp(filter);

    this.each(function(value, index) {
      if (filter.match(value))
        results.push(iterator(value, index));
    });
    return results;
  },

  include: function(object) {
    if (Object.isFunction(this.indexOf))
      if (this.indexOf(object) != -1) return true;

    var found = false;
    this.each(function(value) {
      if (value == object) {
        found = true;
        throw $break;
      }
    });
    return found;
  },

  inGroupsOf: function(number, fillWith) {
    fillWith = Object.isUndefined(fillWith) ? null : fillWith;
    return this.eachSlice(number, function(slice) {
      while(slice.length < number) slice.push(fillWith);
      return slice;
    });
  },

  inject: function(memo, iterator, context) {
    iterator = iterator.bind(context);
    this.each(function(value, index) {
      memo = iterator(memo, value, index);
    });
    return memo;
  },

  invoke: function(method) {
    var args = $A(arguments).slice(1);
    return this.map(function(value) {
      return value[method].apply(value, args);
    });
  },

  max: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value >= result)
        result = value;
    });
    return result;
  },

  min: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value < result)
        result = value;
    });
    return result;
  },

  partition: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var trues = [], falses = [];
    this.each(function(value, index) {
      (iterator(value, index) ?
        trues : falses).push(value);
    });
    return [trues, falses];
  },

  pluck: function(property) {
    var results = [];
    this.each(function(value) {
      results.push(value[property]);
    });
    return results;
  },

  reject: function(iterator, context) {
    iterator = iterator.bind(context);
    var results = [];
    this.each(function(value, index) {
      if (!iterator(value, index))
        results.push(value);
    });
    return results;
  },

  sortBy: function(iterator, context) {
    iterator = iterator.bind(context);
    return this.map(function(value, index) {
      return {value: value, criteria: iterator(value, index)};
    }).sort(function(left, right) {
      var a = left.criteria, b = right.criteria;
      return a < b ? -1 : a > b ? 1 : 0;
    }).pluck('value');
  },

  toArray: function() {
    return this.map();
  },

  zip: function() {
    var iterator = Prototype.K, args = $A(arguments);
    if (Object.isFunction(args.last()))
      iterator = args.pop();

    var collections = [this].concat(args).map($A);
    return this.map(function(value, index) {
      return iterator(collections.pluck(index));
    });
  },

  size: function() {
    return this.toArray().length;
  },

  inspect: function() {
    return '#<Enumerable:' + this.toArray().inspect() + '>';
  }
};

Object.extend(Enumerable, {
  map:     Enumerable.collect,
  find:    Enumerable.detect,
  select:  Enumerable.findAll,
  filter:  Enumerable.findAll,
  member:  Enumerable.include,
  entries: Enumerable.toArray,
  every:   Enumerable.all,
  some:    Enumerable.any
});
function $A(iterable) {
  if (!iterable) return [];
  if (iterable.toArray) return iterable.toArray();
  var length = iterable.length, results = new Array(length);
  while (length--) results[length] = iterable[length];
  return results;
}

if (Prototype.Browser.WebKit) {
  function $A(iterable) {
    if (!iterable) return [];
    if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
        iterable.toArray) return iterable.toArray();
    var length = iterable.length, results = new Array(length);
    while (length--) results[length] = iterable[length];
    return results;
  }
}

Array.from = $A;

Object.extend(Array.prototype, Enumerable);

if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;

Object.extend(Array.prototype, {
  _each: function(iterator) {
    for (var i = 0, length = this.length; i < length; i++)
      iterator(this[i]);
  },

  clear: function() {
    this.length = 0;
    return this;
  },

  first: function() {
    return this[0];
  },

  last: function() {
    return this[this.length - 1];
  },

  compact: function() {
    return this.select(function(value) {
      return value != null;
    });
  },

  flatten: function() {
    return this.inject([], function(array, value) {
      return array.concat(Object.isArray(value) ?
        value.flatten() : [value]);
    });
  },

  without: function() {
    var values = $A(arguments);
    return this.select(function(value) {
      return !values.include(value);
    });
  },

  reverse: function(inline) {
    return (inline !== false ? this : this.toArray())._reverse();
  },

  reduce: function() {
    return this.length > 1 ? this : this[0];
  },

  uniq: function(sorted) {
    return this.inject([], function(array, value, index) {
      if (0 == index || (sorted ? array.last() != value : !array.include(value)))
        array.push(value);
      return array;
    });
  },

  intersect: function(array) {
    return this.uniq().findAll(function(item) {
      return array.detect(function(value) { return item === value });
    });
  },

  clone: function() {
    return [].concat(this);
  },

  size: function() {
    return this.length;
  },

  inspect: function() {
    return '[' + this.map(Object.inspect).join(', ') + ']';
  },

  toJSON: function() {
    var results = [];
    this.each(function(object) {
      var value = Object.toJSON(object);
      if (!Object.isUndefined(value)) results.push(value);
    });
    return '[' + results.join(', ') + ']';
  }
});

// use native browser JS 1.6 implementation if available
if (Object.isFunction(Array.prototype.forEach))
  Array.prototype._each = Array.prototype.forEach;

if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
  i || (i = 0);
  var length = this.length;
  if (i < 0) i = length + i;
  for (; i < length; i++)
    if (this[i] === item) return i;
  return -1;
};

if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
  i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
  var n = this.slice(0, i).reverse().indexOf(item);
  return (n < 0) ? n : i - n - 1;
};

Array.prototype.toArray = Array.prototype.clone;

function $w(string) {
  if (!Object.isString(string)) return [];
  string = string.strip();
  return string ? string.split(/\s+/) : [];
}

if (Prototype.Browser.Opera){
  Array.prototype.concat = function() {
    var array = [];
    for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
    for (var i = 0, length = arguments.length; i < length; i++) {
      if (Object.isArray(arguments[i])) {
        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
          array.push(arguments[i][j]);
      } else {
        array.push(arguments[i]);
      }
    }
    return array;
  };
}
Object.extend(Number.prototype, {
  toColorPart: function() {
    return this.toPaddedString(2, 16);
  },

  succ: function() {
    return this + 1;
  },

  times: function(iterator) {
    $R(0, this, true).each(iterator);
    return this;
  },

  toPaddedString: function(length, radix) {
    var string = this.toString(radix || 10);
    return '0'.times(length - string.length) + string;
  },

  toJSON: function() {
    return isFinite(this) ? this.toString() : 'null';
  }
});

$w('abs round ceil floor').each(function(method){
  Number.prototype[method] = Math[method].methodize();
});
function $H(object) {
  return new Hash(object);
};

var Hash = Class.create(Enumerable, (function() {

  function toQueryPair(key, value) {
    if (Object.isUndefined(value)) return key;
    return key + '=' + encodeURIComponent(String.interpret(value));
  }

  return {
    initialize: function(object) {
      this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
    },

    _each: function(iterator) {
      for (var key in this._object) {
        var value = this._object[key], pair = [key, value];
        pair.key = key;
        pair.value = value;
        iterator(pair);
      }
    },

    set: function(key, value) {
      return this._object[key] = value;
    },

    get: function(key) {
      return this._object[key];
    },

    unset: function(key) {
      var value = this._object[key];
      delete this._object[key];
      return value;
    },

    toObject: function() {
      return Object.clone(this._object);
    },

    keys: function() {
      return this.pluck('key');
    },

    values: function() {
      return this.pluck('value');
    },

    index: function(value) {
      var match = this.detect(function(pair) {
        return pair.value === value;
      });
      return match && match.key;
    },

    merge: function(object) {
      return this.clone().update(object);
    },

    update: function(object) {
      return new Hash(object).inject(this, function(result, pair) {
        result.set(pair.key, pair.value);
        return result;
      });
    },

    toQueryString: function() {
      return this.map(function(pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

        if (values && typeof values == 'object') {
          if (Object.isArray(values))
            return values.map(toQueryPair.curry(key)).join('&');
        }
        return toQueryPair(key, values);
      }).join('&');
    },

    inspect: function() {
      return '#<Hash:{' + this.map(function(pair) {
        return pair.map(Object.inspect).join(': ');
      }).join(', ') + '}>';
    },

    toJSON: function() {
      return Object.toJSON(this.toObject());
    },

    clone: function() {
      return new Hash(this);
    }
  }
})());

Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
var ObjectRange = Class.create(Enumerable, {
  initialize: function(start, end, exclusive) {
    this.start = start;
    this.end = end;
    this.exclusive = exclusive;
  },

  _each: function(iterator) {
    var value = this.start;
    while (this.include(value)) {
      iterator(value);
      value = value.succ();
    }
  },

  include: function(value) {
    if (value < this.start)
      return false;
    if (this.exclusive)
      return value < this.end;
    return value <= this.end;
  }
});

var $R = function(start, end, exclusive) {
  return new ObjectRange(start, end, exclusive);
};

var Ajax = {
  getTransport: function() {
    return Try.these(
      function() {return new XMLHttpRequest()},
      function() {return new ActiveXObject('Msxml2.XMLHTTP')},
      function() {return new ActiveXObject('Microsoft.XMLHTTP')}
    ) || false;
  },

  activeRequestCount: 0
};

Ajax.Responders = {
  responders: [],

  _each: function(iterator) {
    this.responders._each(iterator);
  },

  register: function(responder) {
    if (!this.include(responder))
      this.responders.push(responder);
  },

  unregister: function(responder) {
    this.responders = this.responders.without(responder);
  },

  dispatch: function(callback, request, transport, json) {
    this.each(function(responder) {
      if (Object.isFunction(responder[callback])) {
        try {
          responder[callback].apply(responder, [request, transport, json]);
        } catch (e) { }
      }
    });
  }
};

Object.extend(Ajax.Responders, Enumerable);

Ajax.Responders.register({
  onCreate:   function() { Ajax.activeRequestCount++ },
  onComplete: function() { Ajax.activeRequestCount-- }
});

Ajax.Base = Class.create({
  initialize: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   '',
      evalJSON:     true,
      evalJS:       true
    };
    Object.extend(this.options, options || { });

    this.options.method = this.options.method.toLowerCase();

    if (Object.isString(this.options.parameters))
      this.options.parameters = this.options.parameters.toQueryParams();
    else if (Object.isHash(this.options.parameters))
      this.options.parameters = this.options.parameters.toObject();
  }
});

Ajax.Request = Class.create(Ajax.Base, {
  _complete: false,

  initialize: function($super, url, options) {
    $super(options);
    this.transport = Ajax.getTransport();
    this.request(url);
  },

  request: function(url) {
    this.url = url;
    this.method = this.options.method;
    var params = Object.clone(this.options.parameters);

    if (!['get', 'post'].include(this.method)) {
      // simulate other verbs over post
      params['_method'] = this.method;
      this.method = 'post';
    }

    this.parameters = params;

    if (params = Object.toQueryString(params)) {
      // when GET, append parameters to URL
      if (this.method == 'get')
        this.url += (this.url.include('?') ? '&' : '?') + params;
      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
        params += '&_=';
    }

    try {
      var response = new Ajax.Response(this);
      if (this.options.onCreate) this.options.onCreate(response);
      Ajax.Responders.dispatch('onCreate', this, response);

      this.transport.open(this.method.toUpperCase(), this.url,
        this.options.asynchronous);

      if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);

      this.transport.onreadystatechange = this.onStateChange.bind(this);
      this.setRequestHeaders();

      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
      this.transport.send(this.body);

      /* Force Firefox to handle ready state 4 for synchronous requests */
      if (!this.options.asynchronous && this.transport.overrideMimeType)
        this.onStateChange();

    }
    catch (e) {
      this.dispatchException(e);
    }
  },

  onStateChange: function() {
    var readyState = this.transport.readyState;
    if (readyState > 1 && !((readyState == 4) && this._complete))
      this.respondToReadyState(this.transport.readyState);
  },

  setRequestHeaders: function() {
    var headers = {
      'X-Requested-With': 'XMLHttpRequest',
      'X-Prototype-Version': Prototype.Version,
      'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
    };

    if (this.method == 'post') {
      headers['Content-type'] = this.options.contentType +
        (this.options.encoding ? '; charset=' + this.options.encoding : '');

      /* Force "Connection: close" for older Mozilla browsers to work
       * around a bug where XMLHttpRequest sends an incorrect
       * Content-length header. See Mozilla Bugzilla #246651.
       */
      if (this.transport.overrideMimeType &&
          (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
            headers['Connection'] = 'close';
    }

    // user-defined headers
    if (typeof this.options.requestHeaders == 'object') {
      var extras = this.options.requestHeaders;

      if (Object.isFunction(extras.push))
        for (var i = 0, length = extras.length; i < length; i += 2)
          headers[extras[i]] = extras[i+1];
      else
        $H(extras).each(function(pair) { headers[pair.key] = pair.value });
    }

    for (var name in headers)
      this.transport.setRequestHeader(name, headers[name]);
  },

  success: function() {
    var status = this.getStatus();
    return !status || (status >= 200 && status < 300);
  },

  getStatus: function() {
    try {
      return this.transport.status || 0;
    } catch (e) { return 0 }
  },

  respondToReadyState: function(readyState) {
    var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);

    if (state == 'Complete') {
      try {
        this._complete = true;
        (this.options['on' + response.status]
         || this.options['on' + (this.success() ? 'Success' : 'Failure')]
         || Prototype.emptyFunction)(response, response.headerJSON);
      } catch (e) {
        this.dispatchException(e);
      }

      var contentType = response.getHeader('Content-type');
      if (this.options.evalJS == 'force'
          || (this.options.evalJS && contentType
          && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
        this.evalResponse();
    }

    try {
      (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
      Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
    } catch (e) {
      this.dispatchException(e);
    }

    if (state == 'Complete') {
      // avoid memory leak in MSIE: clean up
      this.transport.onreadystatechange = Prototype.emptyFunction;
    }
  },

  getHeader: function(name) {
    try {
      return this.transport.getResponseHeader(name);
    } catch (e) { return null }
  },

  evalResponse: function() {
    try {
      return eval((this.transport.responseText || '').unfilterJSON());
    } catch (e) {
      this.dispatchException(e);
    }
  },

  dispatchException: function(exception) {
    (this.options.onException || Prototype.emptyFunction)(this, exception);
    Ajax.Responders.dispatch('onException', this, exception);
  }
});

Ajax.Request.Events =
  ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];

Ajax.Response = Class.create({
  initialize: function(request){
    this.request = request;
    var transport  = this.transport  = request.transport,
        readyState = this.readyState = transport.readyState;

    if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
      this.status       = this.getStatus();
      this.statusText   = this.getStatusText();
      this.responseText = String.interpret(transport.responseText);
      this.headerJSON   = this._getHeaderJSON();
    }

    if(readyState == 4) {
      var xml = transport.responseXML;
      this.responseXML  = Object.isUndefined(xml) ? null : xml;
      this.responseJSON = this._getResponseJSON();
    }
  },

  status:      0,
  statusText: '',

  getStatus: Ajax.Request.prototype.getStatus,

  getStatusText: function() {
    try {
      return this.transport.statusText || '';
    } catch (e) { return '' }
  },

  getHeader: Ajax.Request.prototype.getHeader,

  getAllHeaders: function() {
    try {
      return this.getAllResponseHeaders();
    } catch (e) { return null }
  },

  getResponseHeader: function(name) {
    return this.transport.getResponseHeader(name);
  },

  getAllResponseHeaders: function() {
    return this.transport.getAllResponseHeaders();
  },

  _getHeaderJSON: function() {
    var json = this.getHeader('X-JSON');
    if (!json) return null;
    json = decodeURIComponent(escape(json));
    try {
      return json.evalJSON(this.request.options.sanitizeJSON);
    } catch (e) {
      this.request.dispatchException(e);
    }
  },

  _getResponseJSON: function() {
    var options = this.request.options;
    if (!options.evalJSON || (options.evalJSON != 'force' &&
      !(this.getHeader('Content-type') || '').include('application/json')) ||
        this.responseText.blank())
          return null;
    try {
      return this.responseText.evalJSON(options.sanitizeJSON);
    } catch (e) {
      this.request.dispatchException(e);
    }
  }
});

Ajax.Updater = Class.create(Ajax.Request, {
  initialize: function($super, container, url, options) {
    this.container = {
      success: (container.success || container),
      failure: (container.failure || (container.success ? null : container))
    };

    options = Object.clone(options);
    var onComplete = options.onComplete;
    options.onComplete = (function(response, json) {
      this.updateContent(response.responseText);
      if (Object.isFunction(onComplete)) onComplete(response, json);
    }).bind(this);

    $super(url, options);
  },

  updateContent: function(responseText) {
    var receiver = this.container[this.success() ? 'success' : 'failure'],
        options = this.options;

    if (!options.evalScripts) responseText = responseText.stripScripts();

    if (receiver = $(receiver)) {
      if (options.insertion) {
        if (Object.isString(options.insertion)) {
          var insertion = { }; insertion[options.insertion] = responseText;
          receiver.insert(insertion);
        }
        else options.insertion(receiver, responseText);
      }
      else receiver.update(responseText);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
  initialize: function($super, container, url, options) {
    $super(options);
    this.onComplete = this.options.onComplete;

    this.frequency = (this.options.frequency || 2);
    this.decay = (this.options.decay || 1);

    this.updater = { };
    this.container = container;
    this.url = url;

    this.start();
  },

  start: function() {
    this.options.onComplete = this.updateComplete.bind(this);
    this.onTimerEvent();
  },

  stop: function() {
    this.updater.options.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

  updateComplete: function(response) {
    if (this.options.decay) {
      this.decay = (response.responseText == this.lastText ?
        this.decay * this.options.decay : 1);

      this.lastText = response.responseText;
    }
    this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
  },

  onTimerEvent: function() {
    this.updater = new Ajax.Updater(this.container, this.url, this.options);
  }
});
function $(element) {
  if (arguments.length > 1) {
    for (var i = 0, elements = [], length = arguments.length; i < length; i++)
      elements.push($(arguments[i]));
    return elements;
  }
  if (Object.isString(element))
    element = document.getElementById(element);
  return Element.extend(element);
}

if (Prototype.BrowserFeatures.XPath) {
  document._getElementsByXPath = function(expression, parentElement) {
    var results = [];
    var query = document.evaluate(expression, $(parentElement) || document,
      null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    for (var i = 0, length = query.snapshotLength; i < length; i++)
      results.push(Element.extend(query.snapshotItem(i)));
    return results;
  };
}

/*--------------------------------------------------------------------------*/

if (!window.Node) var Node = { };

if (!Node.ELEMENT_NODE) {
  // DOM level 2 ECMAScript Language Binding
  Object.extend(Node, {
    ELEMENT_NODE: 1,
    ATTRIBUTE_NODE: 2,
    TEXT_NODE: 3,
    CDATA_SECTION_NODE: 4,
    ENTITY_REFERENCE_NODE: 5,
    ENTITY_NODE: 6,
    PROCESSING_INSTRUCTION_NODE: 7,
    COMMENT_NODE: 8,
    DOCUMENT_NODE: 9,
    DOCUMENT_TYPE_NODE: 10,
    DOCUMENT_FRAGMENT_NODE: 11,
    NOTATION_NODE: 12
  });
}

(function() {
  var element = this.Element;
  this.Element = function(tagName, attributes) {
    attributes = attributes || { };
    tagName = tagName.toLowerCase();
    var cache = Element.cache;
    if (Prototype.Browser.IE && attributes.name) {
      tagName = '<' + tagName + ' name="' + attributes.name + '">';
      delete attributes.name;
      return Element.writeAttribute(document.createElement(tagName), attributes);
    }
    if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
    return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
  };
  Object.extend(this.Element, element || { });
}).call(window);

Element.cache = { };

Element.Methods = {
  visible: function(element) {
    return $(element).style.display != 'none';
  },

  toggle: function(element) {
    element = $(element);
    Element[Element.visible(element) ? 'hide' : 'show'](element);
    return element;
  },

  hide: function(element) {
    $(element).style.display = 'none';
    return element;
  },

  show: function(element) {
    $(element).style.display = '';
    return element;
  },

  remove: function(element) {
    element = $(element);
    element.parentNode.removeChild(element);
    return element;
  },

  update: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);
    content = Object.toHTML(content);
    element.innerHTML = content.stripScripts();
    content.evalScripts.bind(content).defer();
    return element;
  },

  replace: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    else if (!Object.isElement(content)) {
      content = Object.toHTML(content);
      var range = element.ownerDocument.createRange();
      range.selectNode(element);
      content.evalScripts.bind(content).defer();
      content = range.createContextualFragment(content.stripScripts());
    }
    element.parentNode.replaceChild(content, element);
    return element;
  },

  insert: function(element, insertions) {
    element = $(element);

    if (Object.isString(insertions) || Object.isNumber(insertions) ||
        Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
          insertions = {bottom:insertions};

    var content, t, range;

    for (position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      t = Element._insertionTranslations[position];

      if (content && content.toElement) content = content.toElement();
      if (Object.isElement(content)) {
        t.insert(element, content);
        continue;
      }

      content = Object.toHTML(content);

      range = element.ownerDocument.createRange();
      t.initializeRange(element, range);
      t.insert(element, range.createContextualFragment(content.stripScripts()));

      content.evalScripts.bind(content).defer();
    }

    return element;
  },

  wrap: function(element, wrapper, attributes) {
    element = $(element);
    if (Object.isElement(wrapper))
      $(wrapper).writeAttribute(attributes || { });
    else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
    else wrapper = new Element('div', wrapper);
    if (element.parentNode)
      element.parentNode.replaceChild(wrapper, element);
    wrapper.appendChild(element);
    return wrapper;
  },

  inspect: function(element) {
    element = $(element);
    var result = '<' + element.tagName.toLowerCase();
    $H({'id': 'id', 'className': 'class'}).each(function(pair) {
      var property = pair.first(), attribute = pair.last();
      var value = (element[property] || '').toString();
      if (value) result += ' ' + attribute + '=' + value.inspect(true);
    });
    return result + '>';
  },

  recursivelyCollect: function(element, property) {
    element = $(element);
    var elements = [];
    while (element = element[property])
      if (element.nodeType == 1)
        elements.push(Element.extend(element));
    return elements;
  },

  ancestors: function(element) {
    return $(element).recursivelyCollect('parentNode');
  },

  descendants: function(element) {
    return $(element).getElementsBySelector("*");
  },

  firstDescendant: function(element) {
    element = $(element).firstChild;
    while (element && element.nodeType != 1) element = element.nextSibling;
    return $(element);
  },

  immediateDescendants: function(element) {
    if (!(element = $(element).firstChild)) return [];
    while (element && element.nodeType != 1) element = element.nextSibling;
    if (element) return [element].concat($(element).nextSiblings());
    return [];
  },

  previousSiblings: function(element) {
    return $(element).recursivelyCollect('previousSibling');
  },

  nextSiblings: function(element) {
    return $(element).recursivelyCollect('nextSibling');
  },

  siblings: function(element) {
    element = $(element);
    return element.previousSiblings().reverse().concat(element.nextSiblings());
  },

  match: function(element, selector) {
    if (Object.isString(selector))
      selector = new Selector(selector);
    return selector.match($(element));
  },

  up: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(element.parentNode);
    var ancestors = element.ancestors();
    return expression ? Selector.findElement(ancestors, expression, index) :
      ancestors[index || 0];
  },

  down: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return element.firstDescendant();
    var descendants = element.descendants();
    return expression ? Selector.findElement(descendants, expression, index) :
      descendants[index || 0];
  },

  previous: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
    var previousSiblings = element.previousSiblings();
    return expression ? Selector.findElement(previousSiblings, expression, index) :
      previousSiblings[index || 0];
  },

  next: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
    var nextSiblings = element.nextSiblings();
    return expression ? Selector.findElement(nextSiblings, expression, index) :
      nextSiblings[index || 0];
  },

  select: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element, args);
  },

  adjacent: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element.parentNode, args).without(element);
  },

  identify: function(element) {
    element = $(element);
    var id = element.readAttribute('id'), self = arguments.callee;
    if (id) return id;
    do { id = 'anonymous_element_' + self.counter++ } while ($(id));
    element.writeAttribute('id', id);
    return id;
  },

  readAttribute: function(element, name) {
    element = $(element);
    if (Prototype.Browser.IE) {
      var t = Element._attributeTranslations.read;
      if (t.values[name]) return t.values[name](element, name);
      if (t.names[name]) name = t.names[name];
      if (name.include(':')) {
        return (!element.attributes || !element.attributes[name]) ? null :
         element.attributes[name].value;
      }
    }
    return element.getAttribute(name);
  },

  writeAttribute: function(element, name, value) {
    element = $(element);
    var attributes = { }, t = Element._attributeTranslations.write;

    if (typeof name == 'object') attributes = name;
    else attributes[name] = Object.isUndefined(value) ? true : value;

    for (var attr in attributes) {
      name = t.names[attr] || attr;
      value = attributes[attr];
      if (t.values[attr]) name = t.values[attr](element, value);
      if (value === false || value === null)
        element.removeAttribute(name);
      else if (value === true)
        element.setAttribute(name, name);
      else element.setAttribute(name, value);
    }
    return element;
  },

  getHeight: function(element) {
    return $(element).getDimensions().height;
  },

  getWidth: function(element) {
    return $(element).getDimensions().width;
  },

  classNames: function(element) {
    return new Element.ClassNames(element);
  },

  hasClassName: function(element, className) {
    if (!(element = $(element))) return;
    var elementClassName = element.className;
    return (elementClassName.length > 0 && (elementClassName == className ||
      new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
  },

  addClassName: function(element, className) {
    if (!(element = $(element))) return;
    if (!element.hasClassName(className))
      element.className += (element.className ? ' ' : '') + className;
    return element;
  },

  removeClassName: function(element, className) {
    if (!(element = $(element))) return;
    element.className = element.className.replace(
      new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
    return element;
  },

  toggleClassName: function(element, className) {
    if (!(element = $(element))) return;
    return element[element.hasClassName(className) ?
      'removeClassName' : 'addClassName'](className);
  },

  // removes whitespace-only text node children
  cleanWhitespace: function(element) {
    element = $(element);
    var node = element.firstChild;
    while (node) {
      var nextNode = node.nextSibling;
      if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
        element.removeChild(node);
      node = nextNode;
    }
    return element;
  },

  empty: function(element) {
    return $(element).innerHTML.blank();
  },

  descendantOf: function(element, ancestor) {
    element = $(element), ancestor = $(ancestor);
    var originalAncestor = ancestor;

    if (element.compareDocumentPosition)
      return (element.compareDocumentPosition(ancestor) & 8) === 8;

    if (element.sourceIndex && !Prototype.Browser.Opera) {
      var e = element.sourceIndex, a = ancestor.sourceIndex,
       nextAncestor = ancestor.nextSibling;
      if (!nextAncestor) {
        do { ancestor = ancestor.parentNode; }
        while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode);
      }
      if (nextAncestor) return (e > a && e < nextAncestor.sourceIndex);
    }

    while (element = element.parentNode)
      if (element == originalAncestor) return true;
    return false;
  },

  scrollTo: function(element) {
    element = $(element);
    var pos = element.cumulativeOffset();
    window.scrollTo(pos[0], pos[1]);
    return element;
  },

  getStyle: function(element, style) {
    element = $(element);
    style = style == 'float' ? 'cssFloat' : style.camelize();
    var value = element.style[style];
    if (!value) {
      var css = document.defaultView.getComputedStyle(element, null);
      value = css ? css[style] : null;
    }
    if (style == 'opacity') return value ? parseFloat(value) : 1.0;
    return value == 'auto' ? null : value;
  },

  getOpacity: function(element) {
    return $(element).getStyle('opacity');
  },

  setStyle: function(element, styles) {
    element = $(element);
    var elementStyle = element.style, match;
    if (Object.isString(styles)) {
      element.style.cssText += ';' + styles;
      return styles.include('opacity') ?
        element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
    }
    for (var property in styles)
      if (property == 'opacity') element.setOpacity(styles[property]);
      else
        elementStyle[(property == 'float' || property == 'cssFloat') ?
          (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
            property] = styles[property];

    return element;
  },

  setOpacity: function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;
    return element;
  },

  getDimensions: function(element) {
    element = $(element);
    var display = $(element).getStyle('display');
    if (display != 'none' && display != null) // Safari bug
      return {width: element.offsetWidth, height: element.offsetHeight};

    // All *Width and *Height properties give 0 on elements with display none,
    // so enable the element temporarily
    var els = element.style;
    var originalVisibility = els.visibility;
    var originalPosition = els.position;
    var originalDisplay = els.display;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = 'block';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = originalDisplay;
    els.position = originalPosition;
    els.visibility = originalVisibility;
    return {width: originalWidth, height: originalHeight};
  },

  makePositioned: function(element) {
    element = $(element);
    var pos = Element.getStyle(element, 'position');
    if (pos == 'static' || !pos) {
      element._madePositioned = true;
      element.style.position = 'relative';
      // Opera returns the offset relative to the positioning context, when an
      // element is position relative but top and left have not been defined
      if (window.opera) {
        element.style.top = 0;
        element.style.left = 0;
      }
    }
    return element;
  },

  undoPositioned: function(element) {
    element = $(element);
    if (element._madePositioned) {
      element._madePositioned = undefined;
      element.style.position =
        element.style.top =
        element.style.left =
        element.style.bottom =
        element.style.right = '';
    }
    return element;
  },

  makeClipping: function(element) {
    element = $(element);
    if (element._overflow) return element;
    element._overflow = Element.getStyle(element, 'overflow') || 'auto';
    if (element._overflow !== 'hidden')
      element.style.overflow = 'hidden';
    return element;
  },

  undoClipping: function(element) {
    element = $(element);
    if (!element._overflow) return element;
    element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
    element._overflow = null;
    return element;
  },

  cumulativeOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  positionedOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
      if (element) {
        if (element.tagName == 'BODY') break;
        var p = Element.getStyle(element, 'position');
        if (p == 'relative' || p == 'absolute') break;
      }
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  absolutize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'absolute') return;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    var offsets = element.positionedOffset();
    var top     = offsets[1];
    var left    = offsets[0];
    var width   = element.clientWidth;
    var height  = element.clientHeight;

    element._originalLeft   = left - parseFloat(element.style.left  || 0);
    element._originalTop    = top  - parseFloat(element.style.top || 0);
    element._originalWidth  = element.style.width;
    element._originalHeight = element.style.height;

    element.style.position = 'absolute';
    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.width  = width + 'px';
    element.style.height = height + 'px';
    return element;
  },

  relativize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'relative') return;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    element.style.position = 'relative';
    var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
    var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);

    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.height = element._originalHeight;
    element.style.width  = element._originalWidth;
    return element;
  },

  cumulativeScrollOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.scrollTop  || 0;
      valueL += element.scrollLeft || 0;
      element = element.parentNode;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  getOffsetParent: function(element) {
    if (element.offsetParent) return $(element.offsetParent);
    if (element == document.body) return $(element);

    while ((element = element.parentNode) && element != document.body)
      if (Element.getStyle(element, 'position') != 'static')
        return $(element);

    return $(document.body);
  },

  viewportOffset: function(forElement) {
    var valueT = 0, valueL = 0;

    var element = forElement;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;

      // Safari fix
      if (element.offsetParent == document.body &&
        Element.getStyle(element, 'position') == 'absolute') break;

    } while (element = element.offsetParent);

    element = forElement;
    do {
      if (!Prototype.Browser.Opera || element.tagName == 'BODY') {
        valueT -= element.scrollTop  || 0;
        valueL -= element.scrollLeft || 0;
      }
    } while (element = element.parentNode);

    return Element._returnOffset(valueL, valueT);
  },

  clonePosition: function(element, source) {
    var options = Object.extend({
      setLeft:    true,
      setTop:     true,
      setWidth:   true,
      setHeight:  true,
      offsetTop:  0,
      offsetLeft: 0
    }, arguments[2] || { });

    // find page position of source
    source = $(source);
    var p = source.viewportOffset();

    // find coordinate system to use
    element = $(element);
    var delta = [0, 0];
    var parent = null;
    // delta [0,0] will do fine with position: fixed elements,
    // position:absolute needs offsetParent deltas
    if (Element.getStyle(element, 'position') == 'absolute') {
      parent = element.getOffsetParent();
      delta = parent.viewportOffset();
    }

    // correct by body offsets (fixes Safari)
    if (parent == document.body) {
      delta[0] -= document.body.offsetLeft;
      delta[1] -= document.body.offsetTop;
    }

    // set position
    if (options.setLeft)   element.style.left  = (p[0] - delta[0] + options.offsetLeft) + 'px';
    if (options.setTop)    element.style.top   = (p[1] - delta[1] + options.offsetTop) + 'px';
    if (options.setWidth)  element.style.width = source.offsetWidth + 'px';
    if (options.setHeight) element.style.height = source.offsetHeight + 'px';
    return element;
  }
};

Element.Methods.identify.counter = 1;

Object.extend(Element.Methods, {
  getElementsBySelector: Element.Methods.select,
  childElements: Element.Methods.immediateDescendants
});

Element._attributeTranslations = {
  write: {
    names: {
      className: 'class',
      htmlFor:   'for'
    },
    values: { }
  }
};


if (!document.createRange || Prototype.Browser.Opera) {
  Element.Methods.insert = function(element, insertions) {
    element = $(element);

    if (Object.isString(insertions) || Object.isNumber(insertions) ||
        Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
          insertions = { bottom: insertions };

    var t = Element._insertionTranslations, content, position, pos, tagName;

    for (position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      pos      = t[position];

      if (content && content.toElement) content = content.toElement();
      if (Object.isElement(content)) {
        pos.insert(element, content);
        continue;
      }

      content = Object.toHTML(content);
      tagName = ((position == 'before' || position == 'after')
        ? element.parentNode : element).tagName.toUpperCase();

      if (t.tags[tagName]) {
        var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
        if (position == 'top' || position == 'after') fragments.reverse();
        fragments.each(pos.insert.curry(element));
      }
      else element.insertAdjacentHTML(pos.adjacency, content.stripScripts());

      content.evalScripts.bind(content).defer();
    }

    return element;
  };
}

if (Prototype.Browser.Opera) {
  Element.Methods.getStyle = Element.Methods.getStyle.wrap(
    function(proceed, element, style) {
      switch (style) {
        case 'left': case 'top': case 'right': case 'bottom':
          if (proceed(element, 'position') === 'static') return null;
        case 'height': case 'width':
          // returns '0px' for hidden elements; we want it to return null
          if (!Element.visible(element)) return null;

          // returns the border-box dimensions rather than the content-box
          // dimensions, so we subtract padding and borders from the value
          var dim = parseInt(proceed(element, style), 10);

          if (dim !== element['offset' + style.capitalize()])
            return dim + 'px';

          var properties;
          if (style === 'height') {
            properties = ['border-top-width', 'padding-top',
             'padding-bottom', 'border-bottom-width'];
          }
          else {
            properties = ['border-left-width', 'padding-left',
             'padding-right', 'border-right-width'];
          }
          return properties.inject(dim, function(memo, property) {
            var val = proceed(element, property);
            return val === null ? memo : memo - parseInt(val, 10);
          }) + 'px';
        default: return proceed(element, style);
      }
    }
  );

  Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
    function(proceed, element, attribute) {
      if (attribute === 'title') return element.title;
      return proceed(element, attribute);
    }
  );
}

else if (Prototype.Browser.IE) {
  $w('positionedOffset getOffsetParent viewportOffset').each(function(method) {
    Element.Methods[method] = Element.Methods[method].wrap(
      function(proceed, element) {
        element = $(element);
        var position = element.getStyle('position');
        if (position != 'static') return proceed(element);
        element.setStyle({ position: 'relative' });
        var value = proceed(element);
        element.setStyle({ position: position });
        return value;
      }
    );
  });

  Element.Methods.getStyle = function(element, style) {
    element = $(element);
    style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
    var value = element.style[style];
    if (!value && element.currentStyle) value = element.currentStyle[style];

    if (style == 'opacity') {
      if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
        if (value[1]) return parseFloat(value[1]) / 100;
      return 1.0;
    }

    if (value == 'auto') {
      if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
        return element['offset' + style.capitalize()] + 'px';
      return null;
    }
    return value;
  };

  Element.Methods.setOpacity = function(element, value) {
    function stripAlpha(filter){
      return filter.replace(/alpha\([^\)]*\)/gi,'');
    }
    element = $(element);
    var currentStyle = element.currentStyle;
    if ((currentStyle && !currentStyle.hasLayout) ||
      (!currentStyle && element.style.zoom == 'normal'))
        element.style.zoom = 1;

    var filter = element.getStyle('filter'), style = element.style;
    if (value == 1 || value === '') {
      (filter = stripAlpha(filter)) ?
        style.filter = filter : style.removeAttribute('filter');
      return element;
    } else if (value < 0.00001) value = 0;
    style.filter = stripAlpha(filter) +
      'alpha(opacity=' + (value * 100) + ')';
    return element;
  };

  Element._attributeTranslations = {
    read: {
      names: {
        'class': 'className',
        'for':   'htmlFor'
      },
      values: {
        _getAttr: function(element, attribute) {
          return element.getAttribute(attribute, 2);
        },
        _getAttrNode: function(element, attribute) {
          var node = element.getAttributeNode(attribute);
          return node ? node.value : "";
        },
        _getEv: function(element, attribute) {
          attribute = element.getAttribute(attribute);
          return attribute ? attribute.toString().slice(23, -2) : null;
        },
        _flag: function(element, attribute) {
          return $(element).hasAttribute(attribute) ? attribute : null;
        },
        style: function(element) {
          return element.style.cssText.toLowerCase();
        },
        title: function(element) {
          return element.title;
        }
      }
    }
  };

  Element._attributeTranslations.write = {
    names: Object.clone(Element._attributeTranslations.read.names),
    values: {
      checked: function(element, value) {
        element.checked = !!value;
      },

      style: function(element, value) {
        element.style.cssText = value ? value : '';
      }
    }
  };

  Element._attributeTranslations.has = {};

  $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
      'encType maxLength readOnly longDesc').each(function(attr) {
    Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
    Element._attributeTranslations.has[attr.toLowerCase()] = attr;
  });

  (function(v) {
    Object.extend(v, {
      href:        v._getAttr,
      src:         v._getAttr,
      type:        v._getAttr,
      action:      v._getAttrNode,
      disabled:    v._flag,
      checked:     v._flag,
      readonly:    v._flag,
      multiple:    v._flag,
      onload:      v._getEv,
      onunload:    v._getEv,
      onclick:     v._getEv,
      ondblclick:  v._getEv,
      onmousedown: v._getEv,
      onmouseup:   v._getEv,
      onmouseover: v._getEv,
      onmousemove: v._getEv,
      onmouseout:  v._getEv,
      onfocus:     v._getEv,
      onblur:      v._getEv,
      onkeypress:  v._getEv,
      onkeydown:   v._getEv,
      onkeyup:     v._getEv,
      onsubmit:    v._getEv,
      onreset:     v._getEv,
      onselect:    v._getEv,
      onchange:    v._getEv
    });
  })(Element._attributeTranslations.read.values);
}

else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1) ? 0.999999 :
      (value === '') ? '' : (value < 0.00001) ? 0 : value;
    return element;
  };
}

else if (Prototype.Browser.WebKit) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;

    if (value == 1)
      if(element.tagName == 'IMG' && element.width) {
        element.width++; element.width--;
      } else try {
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n);
      } catch (e) { }

    return element;
  };

  // Safari returns margins on body which is incorrect if the child is absolutely
  // positioned.  For performance reasons, redefine Element#cumulativeOffset for
  // KHTML/WebKit only.
  Element.Methods.cumulativeOffset = function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      if (element.offsetParent == document.body)
        if (Element.getStyle(element, 'position') == 'absolute') break;

      element = element.offsetParent;
    } while (element);

    return Element._returnOffset(valueL, valueT);
  };
}

if (Prototype.Browser.IE || Prototype.Browser.Opera) {
  // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
  Element.Methods.update = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);

    content = Object.toHTML(content);
    var tagName = element.tagName.toUpperCase();

    if (tagName in Element._insertionTranslations.tags) {
      $A(element.childNodes).each(function(node) { element.removeChild(node) });
      Element._getContentFromAnonymousElement(tagName, content.stripScripts())
        .each(function(node) { element.appendChild(node) });
    }
    else element.innerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

if (document.createElement('div').outerHTML) {
  Element.Methods.replace = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) {
      element.parentNode.replaceChild(content, element);
      return element;
    }

    content = Object.toHTML(content);
    var parent = element.parentNode, tagName = parent.tagName.toUpperCase();

    if (Element._insertionTranslations.tags[tagName]) {
      var nextSibling = element.next();
      var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
      parent.removeChild(element);
      if (nextSibling)
        fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
      else
        fragments.each(function(node) { parent.appendChild(node) });
    }
    else element.outerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

Element._returnOffset = function(l, t) {
  var result = [l, t];
  result.left = l;
  result.top = t;
  return result;
};

Element._getContentFromAnonymousElement = function(tagName, html) {
  var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
  div.innerHTML = t[0] + html + t[1];
  t[2].times(function() { div = div.firstChild });
  return $A(div.childNodes);
};

Element._insertionTranslations = {
  before: {
    adjacency: 'beforeBegin',
    insert: function(element, node) {
      element.parentNode.insertBefore(node, element);
    },
    initializeRange: function(element, range) {
      range.setStartBefore(element);
    }
  },
  top: {
    adjacency: 'afterBegin',
    insert: function(element, node) {
      element.insertBefore(node, element.firstChild);
    },
    initializeRange: function(element, range) {
      range.selectNodeContents(element);
      range.collapse(true);
    }
  },
  bottom: {
    adjacency: 'beforeEnd',
    insert: function(element, node) {
      element.appendChild(node);
    }
  },
  after: {
    adjacency: 'afterEnd',
    insert: function(element, node) {
      element.parentNode.insertBefore(node, element.nextSibling);
    },
    initializeRange: function(element, range) {
      range.setStartAfter(element);
    }
  },
  tags: {
    TABLE:  ['<table>',                '</table>',                   1],
    TBODY:  ['<table><tbody>',         '</tbody></table>',           2],
    TR:     ['<table><tbody><tr>',     '</tr></tbody></table>',      3],
    TD:     ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
    SELECT: ['<select>',               '</select>',                  1]
  }
};

(function() {
  this.bottom.initializeRange = this.top.initializeRange;
  Object.extend(this.tags, {
    THEAD: this.tags.TBODY,
    TFOOT: this.tags.TBODY,
    TH:    this.tags.TD
  });
}).call(Element._insertionTranslations);

Element.Methods.Simulated = {
  hasAttribute: function(element, attribute) {
    attribute = Element._attributeTranslations.has[attribute] || attribute;
    var node = $(element).getAttributeNode(attribute);
    return node && node.specified;
  }
};

Element.Methods.ByTag = { };

Object.extend(Element, Element.Methods);

if (!Prototype.BrowserFeatures.ElementExtensions &&
    document.createElement('div').__proto__) {
  window.HTMLElement = { };
  window.HTMLElement.prototype = document.createElement('div').__proto__;
  Prototype.BrowserFeatures.ElementExtensions = true;
}

Element.extend = (function() {
  if (Prototype.BrowserFeatures.SpecificElementExtensions)
    return Prototype.K;

  var Methods = { }, ByTag = Element.Methods.ByTag;

  var extend = Object.extend(function(element) {
    if (!element || element._extendedByPrototype ||
        element.nodeType != 1 || element == window) return element;

    var methods = Object.clone(Methods),
      tagName = element.tagName, property, value;

    // extend methods for specific tags
    if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);

    for (property in methods) {
      value = methods[property];
      if (Object.isFunction(value) && !(property in element))
        element[property] = value.methodize();
    }

    element._extendedByPrototype = Prototype.emptyFunction;
    return element;

  }, {
    refresh: function() {
      // extend methods for all tags (Safari doesn't need this)
      if (!Prototype.BrowserFeatures.ElementExtensions) {
        Object.extend(Methods, Element.Methods);
        Object.extend(Methods, Element.Methods.Simulated);
      }
    }
  });

  extend.refresh();
  return extend;
})();

Element.hasAttribute = function(element, attribute) {
  if (element.hasAttribute) return element.hasAttribute(attribute);
  return Element.Methods.Simulated.hasAttribute(element, attribute);
};

Element.addMethods = function(methods) {
  var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;

  if (!methods) {
    Object.extend(Form, Form.Methods);
    Object.extend(Form.Element, Form.Element.Methods);
    Object.extend(Element.Methods.ByTag, {
      "FORM":     Object.clone(Form.Methods),
      "INPUT":    Object.clone(Form.Element.Methods),
      "SELECT":   Object.clone(Form.Element.Methods),
      "TEXTAREA": Object.clone(Form.Element.Methods)
    });
  }

  if (arguments.length == 2) {
    var tagName = methods;
    methods = arguments[1];
  }

  if (!tagName) Object.extend(Element.Methods, methods || { });
  else {
    if (Object.isArray(tagName)) tagName.each(extend);
    else extend(tagName);
  }

  function extend(tagName) {
    tagName = tagName.toUpperCase();
    if (!Element.Methods.ByTag[tagName])
      Element.Methods.ByTag[tagName] = { };
    Object.extend(Element.Methods.ByTag[tagName], methods);
  }

  function copy(methods, destination, onlyIfAbsent) {
    onlyIfAbsent = onlyIfAbsent || false;
    for (var property in methods) {
      var value = methods[property];
      if (!Object.isFunction(value)) continue;
      if (!onlyIfAbsent || !(property in destination))
        destination[property] = value.methodize();
    }
  }

  function findDOMClass(tagName) {
    var klass;
    var trans = {
      "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
      "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
      "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
      "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
      "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
      "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
      "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
      "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
      "FrameSet", "IFRAME": "IFrame"
    };
    if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName.capitalize() + 'Element';
    if (window[klass]) return window[klass];

    window[klass] = { };
    window[klass].prototype = document.createElement(tagName).__proto__;
    return window[klass];
  }

  if (F.ElementExtensions) {
    copy(Element.Methods, HTMLElement.prototype);
    copy(Element.Methods.Simulated, HTMLElement.prototype, true);
  }

  if (F.SpecificElementExtensions) {
    for (var tag in Element.Methods.ByTag) {
      var klass = findDOMClass(tag);
      if (Object.isUndefined(klass)) continue;
      copy(T[tag], klass.prototype);
    }
  }

  Object.extend(Element, Element.Methods);
  delete Element.ByTag;

  if (Element.extend.refresh) Element.extend.refresh();
  Element.cache = { };
};

document.viewport = {
  getDimensions: function() {
    var dimensions = { };
    var B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
        (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D];
    });
    return dimensions;
  },

  getWidth: function() {
    return this.getDimensions().width;
  },

  getHeight: function() {
    return this.getDimensions().height;
  },

  getScrollOffsets: function() {
    return Element._returnOffset(
      window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
      window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
  }
};
/* Portions of the Selector class are derived from Jack Slocum’s DomQuery,
 * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
 * license.  Please see http://www.yui-ext.com/ for more information. */

var Selector = Class.create({
  initialize: function(expression) {
    this.expression = expression.strip();
    this.compileMatcher();
  },

  shouldUseXPath: function() {
    if (!Prototype.BrowserFeatures.XPath) return false;

    var e = this.expression;

    // Safari 3 chokes on :*-of-type and :empty
    if (Prototype.Browser.WebKit &&
     (e.include("-of-type") || e.include(":empty")))
      return false;

    // XPath can't do namespaced attributes, nor can it read
    // the "checked" property from DOM nodes
    if ((/(\[[\w-]*?:|:checked)/).test(this.expression))
      return false;

    return true;
  },

  compileMatcher: function() {
    if (this.shouldUseXPath())
      return this.compileXPathMatcher();

    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
        c = Selector.criteria, le, p, m;

    if (Selector._cache[e]) {
      this.matcher = Selector._cache[e];
      return;
    }

    this.matcher = ["this.matcher = function(root) {",
                    "var r = root, h = Selector.handlers, c = false, n;"];

    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
    	      new Template(c[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.matcher.push("return h.unique(n);\n}");
    eval(this.matcher.join('\n'));
    Selector._cache[this.expression] = this.matcher;
  },

  compileXPathMatcher: function() {
    var e = this.expression, ps = Selector.patterns,
        x = Selector.xpath, le, m;

    if (Selector._cache[e]) {
      this.xpath = Selector._cache[e]; return;
    }

    this.matcher = ['.//*'];
    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        if (m = e.match(ps[i])) {
          this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
            new Template(x[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.xpath = this.matcher.join('');
    Selector._cache[this.expression] = this.xpath;
  },

  findElements: function(root) {
    root = root || document;
    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
    return this.matcher(root);
  },

  match: function(element) {
    this.tokens = [];

    var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
    var le, p, m;

    while (e && le !== e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          // use the Selector.assertions methods unless the selector
          // is too complex.
          if (as[i]) {
            this.tokens.push([i, Object.clone(m)]);
            e = e.replace(m[0], '');
          } else {
            // reluctantly do a document-wide search
            // and look for a match in the array
            return this.findElements(document).include(element);
          }
        }
      }
    }

    var match = true, name, matches;
    for (var i = 0, token; token = this.tokens[i]; i++) {
      name = token[0], matches = token[1];
      if (!Selector.assertions[name](element, matches)) {
        match = false; break;
      }
    }

    return match;
  },

  toString: function() {
    return this.expression;
  },

  inspect: function() {
    return "#<Selector:" + this.expression.inspect() + ">";
  }
});

Object.extend(Selector, {
  _cache: { },

  xpath: {
    descendant:   "//*",
    child:        "/*",
    adjacent:     "/following-sibling::*[1]",
    laterSibling: '/following-sibling::*',
    tagName:      function(m) {
      if (m[1] == '*') return '';
      return "[local-name()='" + m[1].toLowerCase() +
             "' or local-name()='" + m[1].toUpperCase() + "']";
    },
    className:    "[contains(concat(' ', @class, ' '), ' #{1} ')]",
    id:           "[@id='#{1}']",
    attrPresence: function(m) {
      m[1] = m[1].toLowerCase();
      return new Template("[@#{1}]").evaluate(m);
    },
    attr: function(m) {
      m[1] = m[1].toLowerCase();
      m[3] = m[5] || m[6];
      return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
    },
    pseudo: function(m) {
      var h = Selector.xpath.pseudos[m[1]];
      if (!h) return '';
      if (Object.isFunction(h)) return h(m);
      return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
    },
    operators: {
      '=':  "[@#{1}='#{3}']",
      '!=': "[@#{1}!='#{3}']",
      '^=': "[starts-with(@#{1}, '#{3}')]",
      '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
      '*=': "[contains(@#{1}, '#{3}')]",
      '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
      '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
    },
    pseudos: {
      'first-child': '[not(preceding-sibling::*)]',
      'last-child':  '[not(following-sibling::*)]',
      'only-child':  '[not(preceding-sibling::* or following-sibling::*)]',
      'empty':       "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
      'checked':     "[@checked]",
      'disabled':    "[@disabled]",
      'enabled':     "[not(@disabled)]",
      'not': function(m) {
        var e = m[6], p = Selector.patterns,
            x = Selector.xpath, le, v;

        var exclusion = [];
        while (e && le != e && (/\S/).test(e)) {
          le = e;
          for (var i in p) {
            if (m = e.match(p[i])) {
              v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
              exclusion.push("(" + v.substring(1, v.length - 1) + ")");
              e = e.replace(m[0], '');
              break;
            }
          }
        }
        return "[not(" + exclusion.join(" and ") + ")]";
      },
      'nth-child':      function(m) {
        return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
      },
      'nth-last-child': function(m) {
        return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
      },
      'nth-of-type':    function(m) {
        return Selector.xpath.pseudos.nth("position() ", m);
      },
      'nth-last-of-type': function(m) {
        return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
      },
      'first-of-type':  function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
      },
      'last-of-type':   function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
      },
      'only-of-type':   function(m) {
        var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
      },
      nth: function(fragment, m) {
        var mm, formula = m[6], predicate;
        if (formula == 'even') formula = '2n+0';
        if (formula == 'odd')  formula = '2n+1';
        if (mm = formula.match(/^(\d+)$/)) // digit only
          return '[' + fragment + "= " + mm[1] + ']';
        if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
          if (mm[1] == "-") mm[1] = -1;
          var a = mm[1] ? Number(mm[1]) : 1;
          var b = mm[2] ? Number(mm[2]) : 0;
          predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
          "((#{fragment} - #{b}) div #{a} >= 0)]";
          return new Template(predicate).evaluate({
            fragment: fragment, a: a, b: b });
        }
      }
    }
  },

  criteria: {
    tagName:      'n = h.tagName(n, r, "#{1}", c);   c = false;',
    className:    'n = h.className(n, r, "#{1}", c); c = false;',
    id:           'n = h.id(n, r, "#{1}", c);        c = false;',
    attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;',
    attr: function(m) {
      m[3] = (m[5] || m[6]);
      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);
    },
    pseudo: function(m) {
      if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
      return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
    },
    descendant:   'c = "descendant";',
    child:        'c = "child";',
    adjacent:     'c = "adjacent";',
    laterSibling: 'c = "laterSibling";'
  },

  patterns: {
    // combinators must be listed first
    // (and descendant needs to be last combinator)
    laterSibling: /^\s*~\s*/,
    child:        /^\s*>\s*/,
    adjacent:     /^\s*\+\s*/,
    descendant:   /^\s/,

    // selectors follow
    tagName:      /^\s*(\*|[\w\-]+)(\b|$)?/,
    id:           /^#([\w\-\*]+)(\b|$)/,
    className:    /^\.([\w\-\*]+)(\b|$)/,
    pseudo:       /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s)|(?=:))/,
    attrPresence: /^\[([\w]+)\]/,
    attr:         /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
  },

  // for Selector.match and Element#match
  assertions: {
    tagName: function(element, matches) {
      return matches[1].toUpperCase() == element.tagName.toUpperCase();
    },

    className: function(element, matches) {
      return Element.hasClassName(element, matches[1]);
    },

    id: function(element, matches) {
      return element.id === matches[1];
    },

    attrPresence: function(element, matches) {
      return Element.hasAttribute(element, matches[1]);
    },

    attr: function(element, matches) {
      var nodeValue = Element.readAttribute(element, matches[1]);
      return Selector.operators[matches[2]](nodeValue, matches[3]);
    }
  },

  handlers: {
    // UTILITY FUNCTIONS
    // joins two collections
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        a.push(node);
      return a;
    },

    // marks an array of nodes for counting
    mark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._counted = true;
      return nodes;
    },

    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._counted = undefined;
      return nodes;
    },

    // mark each child node with its position (for nth calls)
    // "ofType" flag indicates whether we're indexing for nth-of-type
    // rather than nth-child
    index: function(parentNode, reverse, ofType) {
      parentNode._counted = true;
      if (reverse) {
        for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
          var node = nodes[i];
          if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
        }
      } else {
        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
          if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
      }
    },

    // filters out duplicates and extends all nodes
    unique: function(nodes) {
      if (nodes.length == 0) return nodes;
      var results = [], n;
      for (var i = 0, l = nodes.length; i < l; i++)
        if (!(n = nodes[i])._counted) {
          n._counted = true;
          results.push(Element.extend(n));
        }
      return Selector.handlers.unmark(results);
    },

    // COMBINATOR FUNCTIONS
    descendant: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, node.getElementsByTagName('*'));
      return results;
    },

    child: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        for (var j = 0, child; child = node.childNodes[j]; j++)
          if (child.nodeType == 1 && child.tagName != '!') results.push(child);
      }
      return results;
    },

    adjacent: function(nodes) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        var next = this.nextElementSibling(node);
        if (next) results.push(next);
      }
      return results;
    },

    laterSibling: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, Element.nextSiblings(node));
      return results;
    },

    nextElementSibling: function(node) {
      while (node = node.nextSibling)
	      if (node.nodeType == 1) return node;
      return null;
    },

    previousElementSibling: function(node) {
      while (node = node.previousSibling)
        if (node.nodeType == 1) return node;
      return null;
    },

    // TOKEN FUNCTIONS
    tagName: function(nodes, root, tagName, combinator) {
      tagName = tagName.toUpperCase();
      var results = [], h = Selector.handlers;
      if (nodes) {
        if (combinator) {
          // fastlane for ordinary descendant combinators
          if (combinator == "descendant") {
            for (var i = 0, node; node = nodes[i]; i++)
              h.concat(results, node.getElementsByTagName(tagName));
            return results;
          } else nodes = this[combinator](nodes);
          if (tagName == "*") return nodes;
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.tagName.toUpperCase() == tagName) results.push(node);
        return results;
      } else return root.getElementsByTagName(tagName);
    },

    id: function(nodes, root, id, combinator) {
      var targetNode = $(id), h = Selector.handlers;
      if (!targetNode) return [];
      if (!nodes && root == document) return [targetNode];
      if (nodes) {
        if (combinator) {
          if (combinator == 'child') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (targetNode.parentNode == node) return [targetNode];
          } else if (combinator == 'descendant') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Element.descendantOf(targetNode, node)) return [targetNode];
          } else if (combinator == 'adjacent') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Selector.handlers.previousElementSibling(targetNode) == node)
                return [targetNode];
          } else nodes = h[combinator](nodes);
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node == targetNode) return [targetNode];
        return [];
      }
      return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
    },

    className: function(nodes, root, className, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      return Selector.handlers.byClassName(nodes, root, className);
    },

    byClassName: function(nodes, root, className) {
      if (!nodes) nodes = Selector.handlers.descendant([root]);
      var needle = ' ' + className + ' ';
      for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
        nodeClassName = node.className;
        if (nodeClassName.length == 0) continue;
        if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
          results.push(node);
      }
      return results;
    },

    attrPresence: function(nodes, root, attr) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      var results = [];
      for (var i = 0, node; node = nodes[i]; i++)
        if (Element.hasAttribute(node, attr)) results.push(node);
      return results;
    },

    attr: function(nodes, root, attr, value, operator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      var handler = Selector.operators[operator], results = [];
      for (var i = 0, node; node = nodes[i]; i++) {
        var nodeValue = Element.readAttribute(node, attr);
        if (nodeValue === null) continue;
        if (handler(nodeValue, value)) results.push(node);
      }
      return results;
    },

    pseudo: function(nodes, name, value, root, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      if (!nodes) nodes = root.getElementsByTagName("*");
      return Selector.pseudos[name](nodes, value, root);
    }
  },

  pseudos: {
    'first-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.previousElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'last-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.nextElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'only-child': function(nodes, value, root) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
          results.push(node);
      return results;
    },
    'nth-child':        function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root);
    },
    'nth-last-child':   function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true);
    },
    'nth-of-type':      function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, false, true);
    },
    'nth-last-of-type': function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true, true);
    },
    'first-of-type':    function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, false, true);
    },
    'last-of-type':     function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, true, true);
    },
    'only-of-type':     function(nodes, formula, root) {
      var p = Selector.pseudos;
      return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
    },

    // handles the an+b logic
    getIndices: function(a, b, total) {
      if (a == 0) return b > 0 ? [b] : [];
      return $R(1, total).inject([], function(memo, i) {
        if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
        return memo;
      });
    },

    // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
    nth: function(nodes, formula, root, reverse, ofType) {
      if (nodes.length == 0) return [];
      if (formula == 'even') formula = '2n+0';
      if (formula == 'odd')  formula = '2n+1';
      var h = Selector.handlers, results = [], indexed = [], m;
      h.mark(nodes);
      for (var i = 0, node; node = nodes[i]; i++) {
        if (!node.parentNode._counted) {
          h.index(node.parentNode, reverse, ofType);
          indexed.push(node.parentNode);
        }
      }
      if (formula.match(/^\d+$/)) { // just a number
        formula = Number(formula);
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.nodeIndex == formula) results.push(node);
      } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
        if (m[1] == "-") m[1] = -1;
        var a = m[1] ? Number(m[1]) : 1;
        var b = m[2] ? Number(m[2]) : 0;
        var indices = Selector.pseudos.getIndices(a, b, nodes.length);
        for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
          for (var j = 0; j < l; j++)
            if (node.nodeIndex == indices[j]) results.push(node);
        }
      }
      h.unmark(nodes);
      h.unmark(indexed);
      return results;
    },

    'empty': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        // IE treats comments as element nodes
        if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
        results.push(node);
      }
      return results;
    },

    'not': function(nodes, selector, root) {
      var h = Selector.handlers, selectorType, m;
      var exclusions = new Selector(selector).findElements(root);
      h.mark(exclusions);
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node._counted) results.push(node);
      h.unmark(exclusions);
      return results;
    },

    'enabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node.disabled) results.push(node);
      return results;
    },

    'disabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.disabled) results.push(node);
      return results;
    },

    'checked': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.checked) results.push(node);
      return results;
    }
  },

  operators: {
    '=':  function(nv, v) { return nv == v; },
    '!=': function(nv, v) { return nv != v; },
    '^=': function(nv, v) { return nv.startsWith(v); },
    '$=': function(nv, v) { return nv.endsWith(v); },
    '*=': function(nv, v) { return nv.include(v); },
    '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
    '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
  },

  matchElements: function(elements, expression) {
    var matches = new Selector(expression).findElements(), h = Selector.handlers;
    h.mark(matches);
    for (var i = 0, results = [], element; element = elements[i]; i++)
      if (element._counted) results.push(element);
    h.unmark(matches);
    return results;
  },

  findElement: function(elements, expression, index) {
    if (Object.isNumber(expression)) {
      index = expression; expression = false;
    }
    return Selector.matchElements(elements, expression || '*')[index || 0];
  },

  findChildElements: function(element, expressions) {
    var exprs = expressions.join(',');
    expressions = [];
    exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
      expressions.push(m[1].strip());
    });
    var results = [], h = Selector.handlers;
    for (var i = 0, l = expressions.length, selector; i < l; i++) {
      selector = new Selector(expressions[i].strip());
      h.concat(results, selector.findElements(element));
    }
    return (l > 1) ? h.unique(results) : results;
  }
});

if (Prototype.Browser.IE) {
  // IE returns comment nodes on getElementsByTagName("*").
  // Filter them out.
  Selector.handlers.concat = function(a, b) {
    for (var i = 0, node; node = b[i]; i++)
      if (node.tagName !== "!") a.push(node);
    return a;
  };
}

function $$() {
  return Selector.findChildElements(document, $A(arguments));
}
var Form = {
  reset: function(form) {
    $(form).reset();
    return form;
  },

  serializeElements: function(elements, options) {
    if (typeof options != 'object') options = { hash: !!options };
    else if (Object.isUndefined(options.hash)) options.hash = true;
    var key, value, submitted = false, submit = options.submit;

    var data = elements.inject({ }, function(result, element) {
      if (!element.disabled && element.name) {
        key = element.name; value = $(element).getValue();
        if (value != null && (element.type != 'submit' || (!submitted &&
            submit !== false && (!submit || key == submit) && (submitted = true)))) {
          if (key in result) {
            // a key is already present; construct an array of values
            if (!Object.isArray(result[key])) result[key] = [result[key]];
            result[key].push(value);
          }
          else result[key] = value;
        }
      }
      return result;
    });

    return options.hash ? data : Object.toQueryString(data);
  }
};

Form.Methods = {
  serialize: function(form, options) {
    return Form.serializeElements(Form.getElements(form), options);
  },

  getElements: function(form) {
    return $A($(form).getElementsByTagName('*')).inject([],
      function(elements, child) {
        if (Form.Element.Serializers[child.tagName.toLowerCase()])
          elements.push(Element.extend(child));
        return elements;
      }
    );
  },

  getInputs: function(form, typeName, name) {
    form = $(form);
    var inputs = form.getElementsByTagName('input');

    if (!typeName && !name) return $A(inputs).map(Element.extend);

    for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
      var input = inputs[i];
      if ((typeName && input.type != typeName) || (name && input.name != name))
        continue;
      matchingInputs.push(Element.extend(input));
    }

    return matchingInputs;
  },

  disable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('disable');
    return form;
  },

  enable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('enable');
    return form;
  },

  findFirstElement: function(form) {
    var elements = $(form).getElements().findAll(function(element) {
      return 'hidden' != element.type && !element.disabled;
    });
    var firstByIndex = elements.findAll(function(element) {
      return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
    }).sortBy(function(element) { return element.tabIndex }).first();

    return firstByIndex ? firstByIndex : elements.find(function(element) {
      return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
    });
  },

  focusFirstElement: function(form) {
    form = $(form);
    form.findFirstElement().activate();
    return form;
  },

  request: function(form, options) {
    form = $(form), options = Object.clone(options || { });

    var params = options.parameters, action = form.readAttribute('action') || '';
    if (action.blank()) action = window.location.href;
    options.parameters = form.serialize(true);

    if (params) {
      if (Object.isString(params)) params = params.toQueryParams();
      Object.extend(options.parameters, params);
    }

    if (form.hasAttribute('method') && !options.method)
      options.method = form.method;

    return new Ajax.Request(action, options);
  }
};

/*--------------------------------------------------------------------------*/

Form.Element = {
  focus: function(element) {
    $(element).focus();
    return element;
  },

  select: function(element) {
    $(element).select();
    return element;
  }
};

Form.Element.Methods = {
  serialize: function(element) {
    element = $(element);
    if (!element.disabled && element.name) {
      var value = element.getValue();
      if (value != undefined) {
        var pair = { };
        pair[element.name] = value;
        return Object.toQueryString(pair);
      }
    }
    return '';
  },

  getValue: function(element) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    return Form.Element.Serializers[method](element);
  },

  setValue: function(element, value) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    Form.Element.Serializers[method](element, value);
    return element;
  },

  clear: function(element) {
    $(element).value = '';
    return element;
  },

  present: function(element) {
    return $(element).value != '';
  },

  activate: function(element) {
    element = $(element);
    try {
      element.focus();
      if (element.select && (element.tagName.toLowerCase() != 'input' ||
          !['button', 'reset', 'submit'].include(element.type)))
        element.select();
    } catch (e) { }
    return element;
  },

  disable: function(element) {
    element = $(element);
    element.blur();
    element.disabled = true;
    return element;
  },

  enable: function(element) {
    element = $(element);
    element.disabled = false;
    return element;
  }
};

/*--------------------------------------------------------------------------*/

var Field = Form.Element;
var $F = Form.Element.Methods.getValue;

/*--------------------------------------------------------------------------*/

Form.Element.Serializers = {
  input: function(element, value) {
    switch (element.type.toLowerCase()) {
      case 'checkbox':
      case 'radio':
        return Form.Element.Serializers.inputSelector(element, value);
      default:
        return Form.Element.Serializers.textarea(element, value);
    }
  },

  inputSelector: function(element, value) {
    if (Object.isUndefined(value)) return element.checked ? element.value : null;
    else element.checked = !!value;
  },

  textarea: function(element, value) {
    if (Object.isUndefined(value)) return element.value;
    else element.value = value;
  },

  select: function(element, index) {
    if (Object.isUndefined(index))
      return this[element.type == 'select-one' ?
        'selectOne' : 'selectMany'](element);
    else {
      var opt, value, single = !Object.isArray(index);
      for (var i = 0, length = element.length; i < length; i++) {
        opt = element.options[i];
        value = this.optionValue(opt);
        if (single) {
          if (value == index) {
            opt.selected = true;
            return;
          }
        }
        else opt.selected = index.include(value);
      }
    }
  },

  selectOne: function(element) {
    var index = element.selectedIndex;
    return index >= 0 ? this.optionValue(element.options[index]) : null;
  },

  selectMany: function(element) {
    var values, length = element.length;
    if (!length) return null;

    for (var i = 0, values = []; i < length; i++) {
      var opt = element.options[i];
      if (opt.selected) values.push(this.optionValue(opt));
    }
    return values;
  },

  optionValue: function(opt) {
    // extend element because hasAttribute may not be native
    return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
  }
};

/*--------------------------------------------------------------------------*/

Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
  initialize: function($super, element, frequency, callback) {
    $super(callback, frequency);
    this.element   = $(element);
    this.lastValue = this.getValue();
  },

  execute: function() {
    var value = this.getValue();
    if (Object.isString(this.lastValue) && Object.isString(value) ?
        this.lastValue != value : String(this.lastValue) != String(value)) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
});

Form.Element.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});

/*--------------------------------------------------------------------------*/

Abstract.EventObserver = Class.create({
  initialize: function(element, callback) {
    this.element  = $(element);
    this.callback = callback;

    this.lastValue = this.getValue();
    if (this.element.tagName.toLowerCase() == 'form')
      this.registerFormCallbacks();
    else
      this.registerCallback(this.element);
  },

  onElementEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  },

  registerFormCallbacks: function() {
    Form.getElements(this.element).each(this.registerCallback, this);
  },

  registerCallback: function(element) {
    if (element.type) {
      switch (element.type.toLowerCase()) {
        case 'checkbox':
        case 'radio':
          Event.observe(element, 'click', this.onElementEvent.bind(this));
          break;
        default:
          Event.observe(element, 'change', this.onElementEvent.bind(this));
          break;
      }
    }
  }
});

Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});
if (!window.Event) var Event = { };

Object.extend(Event, {
  KEY_BACKSPACE: 8,
  KEY_TAB:       9,
  KEY_RETURN:   13,
  KEY_ESC:      27,
  KEY_LEFT:     37,
  KEY_UP:       38,
  KEY_RIGHT:    39,
  KEY_DOWN:     40,
  KEY_DELETE:   46,
  KEY_HOME:     36,
  KEY_END:      35,
  KEY_PAGEUP:   33,
  KEY_PAGEDOWN: 34,
  KEY_INSERT:   45,

  cache: { },

  relatedTarget: function(event) {
    var element;
    switch(event.type) {
      case 'mouseover': element = event.fromElement; break;
      case 'mouseout':  element = event.toElement;   break;
      default: return null;
    }
    return Element.extend(element);
  }
});

Event.Methods = (function() {
  var isButton;

  if (Prototype.Browser.IE) {
    var buttonMap = { 0: 1, 1: 4, 2: 2 };
    isButton = function(event, code) {
      return event.button == buttonMap[code];
    };

  } else if (Prototype.Browser.WebKit) {
    isButton = function(event, code) {
      switch (code) {
        case 0: return event.which == 1 && !event.metaKey;
        case 1: return event.which == 1 && event.metaKey;
        default: return false;
      }
    };

  } else {
    isButton = function(event, code) {
      return event.which ? (event.which === code + 1) : (event.button === code);
    };
  }

  return {
    isLeftClick:   function(event) { return isButton(event, 0) },
    isMiddleClick: function(event) { return isButton(event, 1) },
    isRightClick:  function(event) { return isButton(event, 2) },

    element: function(event) {
      var node = Event.extend(event).target;
      return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node);
    },

    findElement: function(event, expression) {
      var element = Event.element(event);
      if (!expression) return element;
      var elements = [element].concat(element.ancestors());
      return Selector.findElement(elements, expression, 0);
    },

    pointer: function(event) {
      return {
        x: event.pageX || (event.clientX +
          (document.documentElement.scrollLeft || document.body.scrollLeft)),
        y: event.pageY || (event.clientY +
          (document.documentElement.scrollTop || document.body.scrollTop))
      };
    },

    pointerX: function(event) { return Event.pointer(event).x },
    pointerY: function(event) { return Event.pointer(event).y },

    stop: function(event) {
      Event.extend(event);
      event.preventDefault();
      event.stopPropagation();
      event.stopped = true;
    }
  };
})();

Event.extend = (function() {
  var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
    m[name] = Event.Methods[name].methodize();
    return m;
  });

  if (Prototype.Browser.IE) {
    Object.extend(methods, {
      stopPropagation: function() { this.cancelBubble = true },
      preventDefault:  function() { this.returnValue = false },
      inspect: function() { return "[object Event]" }
    });

    return function(event) {
      if (!event) return false;
      if (event._extendedByPrototype) return event;

      event._extendedByPrototype = Prototype.emptyFunction;
      var pointer = Event.pointer(event);
      Object.extend(event, {
        target: event.srcElement,
        relatedTarget: Event.relatedTarget(event),
        pageX:  pointer.x,
        pageY:  pointer.y
      });
      return Object.extend(event, methods);
    };

  } else {
    Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__;
    Object.extend(Event.prototype, methods);
    return Prototype.K;
  }
})();

Object.extend(Event, (function() {
  var cache = Event.cache;

  function getEventID(element) {
    if (element._eventID) return element._eventID;
    arguments.callee.id = arguments.callee.id || 1;
    return element._eventID = ++arguments.callee.id;
  }

  function getDOMEventName(eventName) {
    if (eventName && eventName.include(':')) return "dataavailable";
    return eventName;
  }

  function getCacheForID(id) {
    return cache[id] = cache[id] || { };
  }

  function getWrappersForEventName(id, eventName) {
    var c = getCacheForID(id);
    return c[eventName] = c[eventName] || [];
  }

  function createWrapper(element, eventName, handler) {
    var id = getEventID(element);
    var c = getWrappersForEventName(id, eventName);
    if (c.pluck("handler").include(handler)) return false;

    var wrapper = function(event) {
      if (!Event || !Event.extend ||
        (event.eventName && event.eventName != eventName))
          return false;

      Event.extend(event);
      handler.call(element, event)
    };

    wrapper.handler = handler;
    c.push(wrapper);
    return wrapper;
  }

  function findWrapper(id, eventName, handler) {
    var c = getWrappersForEventName(id, eventName);
    return c.find(function(wrapper) { return wrapper.handler == handler });
  }

  function destroyWrapper(id, eventName, handler) {
    var c = getCacheForID(id);
    if (!c[eventName]) return false;
    c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
  }

  function destroyCache() {
    for (var id in cache)
      for (var eventName in cache[id])
        cache[id][eventName] = null;
  }

  if (window.attachEvent) {
    window.attachEvent("onunload", destroyCache);
  }

  return {
    observe: function(element, eventName, handler) {
      element = $(element);
      var name = getDOMEventName(eventName);

      var wrapper = createWrapper(element, eventName, handler);
      if (!wrapper) return element;

      if (element.addEventListener) {
        element.addEventListener(name, wrapper, false);
      } else {
        element.attachEvent("on" + name, wrapper);
      }

      return element;
    },

    stopObserving: function(element, eventName, handler) {
      element = $(element);
      var id = getEventID(element), name = getDOMEventName(eventName);

      if (!handler && eventName) {
        getWrappersForEventName(id, eventName).each(function(wrapper) {
          element.stopObserving(eventName, wrapper.handler);
        });
        return element;

      } else if (!eventName) {
        Object.keys(getCacheForID(id)).each(function(eventName) {
          element.stopObserving(eventName);
        });
        return element;
      }

      var wrapper = findWrapper(id, eventName, handler);
      if (!wrapper) return element;

      if (element.removeEventListener) {
        element.removeEventListener(name, wrapper, false);
      } else {
        element.detachEvent("on" + name, wrapper);
      }

      destroyWrapper(id, eventName, handler);

      return element;
    },

    fire: function(element, eventName, memo) {
      element = $(element);
      if (element == document && document.createEvent && !element.dispatchEvent)
        element = document.documentElement;

      if (document.createEvent) {
        var event = document.createEvent("HTMLEvents");
        event.initEvent("dataavailable", true, true);
      } else {
        var event = document.createEventObject();
        event.eventType = "ondataavailable";
      }

      event.eventName = eventName;
      event.memo = memo || { };

      if (document.createEvent) {
        element.dispatchEvent(event);
      } else {
        element.fireEvent(event.eventType, event);
      }

      return Event.extend(event);
    }
  };
})());

Object.extend(Event, Event.Methods);

Element.addMethods({
  fire:          Event.fire,
  observe:       Event.observe,
  stopObserving: Event.stopObserving
});

Object.extend(document, {
  fire:          Element.Methods.fire.methodize(),
  observe:       Element.Methods.observe.methodize(),
  stopObserving: Element.Methods.stopObserving.methodize()
});

(function() {
  /* Support for the DOMContentLoaded event is based on work by Dan Webb,
     Matthias Miller, Dean Edwards and John Resig. */

  var timer, fired = false;

  function fireContentLoadedEvent() {
    if (fired) return;
    if (timer) window.clearInterval(timer);
    document.fire("dom:loaded");
    fired = true;
  }

  if (document.addEventListener) {
    if (Prototype.Browser.WebKit) {
      timer = window.setInterval(function() {
        if (/loaded|complete/.test(document.readyState))
          fireContentLoadedEvent();
      }, 0);

      Event.observe(window, "load", fireContentLoadedEvent);

    } else {
      document.addEventListener("DOMContentLoaded",
        fireContentLoadedEvent, false);
    }

  } else {
    document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
    $("__onDOMContentLoaded").onreadystatechange = function() {
      if (this.readyState == "complete") {
        this.onreadystatechange = null;
        fireContentLoadedEvent();
      }
    };
  }
})();
/*------------------------------- DEPRECATED -------------------------------*/

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

Element.Methods.childOf = Element.Methods.descendantOf;

var Insertion = {
  Before: function(element, content) {
    return Element.insert(element, {before:content});
  },

  Top: function(element, content) {
    return Element.insert(element, {top:content});
  },

  Bottom: function(element, content) {
    return Element.insert(element, {bottom:content});
  },

  After: function(element, content) {
    return Element.insert(element, {after:content});
  }
};

var $continue = new Error('"throw $continue" is deprecated, use "return" instead');

// This should be moved to script.aculo.us; notice the deprecated methods
// further below, that map to the newer Element methods.
var Position = {
  // set to true if needed, warning: firefox performance problems
  // NOT neeeded for page scrolling, only if draggable contained in
  // scrollable elements
  includeScrollOffsets: false,

  // must be called before calling withinIncludingScrolloffset, every time the
  // page is scrolled
  prepare: function() {
    this.deltaX =  window.pageXOffset
                || document.documentElement.scrollLeft
                || document.body.scrollLeft
                || 0;
    this.deltaY =  window.pageYOffset
                || document.documentElement.scrollTop
                || document.body.scrollTop
                || 0;
  },

  // caches x/y coordinate pair to use with overlap
  within: function(element, x, y) {
    if (this.includeScrollOffsets)
      return this.withinIncludingScrolloffsets(element, x, y);
    this.xcomp = x;
    this.ycomp = y;
    this.offset = Element.cumulativeOffset(element);

    return (y >= this.offset[1] &&
            y <  this.offset[1] + element.offsetHeight &&
            x >= this.offset[0] &&
            x <  this.offset[0] + element.offsetWidth);
  },

  withinIncludingScrolloffsets: function(element, x, y) {
    var offsetcache = Element.cumulativeScrollOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = Element.cumulativeOffset(element);

    return (this.ycomp >= this.offset[1] &&
            this.ycomp <  this.offset[1] + element.offsetHeight &&
            this.xcomp >= this.offset[0] &&
            this.xcomp <  this.offset[0] + element.offsetWidth);
  },

  // within must be called directly before
  overlap: function(mode, element) {
    if (!mode) return 0;
    if (mode == 'vertical')
      return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
        element.offsetHeight;
    if (mode == 'horizontal')
      return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
        element.offsetWidth;
  },

  // Deprecation layer -- use newer Element methods now (1.5.2).

  cumulativeOffset: Element.Methods.cumulativeOffset,

  positionedOffset: Element.Methods.positionedOffset,

  absolutize: function(element) {
    Position.prepare();
    return Element.absolutize(element);
  },

  relativize: function(element) {
    Position.prepare();
    return Element.relativize(element);
  },

  realOffset: Element.Methods.cumulativeScrollOffset,

  offsetParent: Element.Methods.getOffsetParent,

  page: Element.Methods.viewportOffset,

  clone: function(source, target, options) {
    options = options || { };
    return Element.clonePosition(target, source, options);
  }
};

/*--------------------------------------------------------------------------*/

if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
  function iter(name) {
    return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
  }

  instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
  function(element, className) {
    className = className.toString().strip();
    var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
    return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
  } : function(element, className) {
    className = className.toString().strip();
    var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
    if (!classNames && !className) return elements;

    var nodes = $(element).getElementsByTagName('*');
    className = ' ' + className + ' ';

    for (var i = 0, child, cn; child = nodes[i]; i++) {
      if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
          (classNames && classNames.all(function(name) {
            return !name.toString().blank() && cn.include(' ' + name + ' ');
          }))))
        elements.push(Element.extend(child));
    }
    return elements;
  };

  return function(className, parentElement) {
    return $(parentElement || document.body).getElementsByClassName(className);
  };
}(Element.Methods);

/*--------------------------------------------------------------------------*/

Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
  initialize: function(element) {
    this.element = $(element);
  },

  _each: function(iterator) {
    this.element.className.split(/\s+/).select(function(name) {
      return name.length > 0;
    })._each(iterator);
  },

  set: function(className) {
    this.element.className = className;
  },

  add: function(classNameToAdd) {
    if (this.include(classNameToAdd)) return;
    this.set($A(this).concat(classNameToAdd).join(' '));
  },

  remove: function(classNameToRemove) {
    if (!this.include(classNameToRemove)) return;
    this.set($A(this).without(classNameToRemove).join(' '));
  },

  toString: function() {
    return $A(this).join(' ');
  }
};

Object.extend(Element.ClassNames.prototype, Enumerable);

/*--------------------------------------------------------------------------*/

Element.addMethods();

// Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
// 
// script.aculo.us is freely distributable under the terms of an MIT-style license.
// For details, see the script.aculo.us web site: http://script.aculo.us/ 

// converts rgb() and #xxx to #xxxxxx format,  
// returns self (or first argument) if not convertable  
String.prototype.parseColor = function() {  
  var color = '#';
  if (this.slice(0,4) == 'rgb(') {  
    var cols = this.slice(4,this.length-1).split(',');  
    var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);  
  } else {  
    if (this.slice(0,1) == '#') {  
      if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();  
      if (this.length==7) color = this.toLowerCase();  
    }  
  }  
  return (color.length==7 ? color : (arguments[0] || this));  
};

/*--------------------------------------------------------------------------*/

Element.collectTextNodes = function(element) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
  }).flatten().join('');
};

Element.collectTextNodesIgnoreClass = function(element, className) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? 
        Element.collectTextNodesIgnoreClass(node, className) : ''));
  }).flatten().join('');
};

Element.setContentZoom = function(element, percent) {
  element = $(element);  
  element.setStyle({fontSize: (percent/100) + 'em'});   
  if (Prototype.Browser.WebKit) window.scrollBy(0,0);
  return element;
};

Element.getInlineOpacity = function(element){
  return $(element).style.opacity || '';
};

Element.forceRerendering = function(element) {
  try {
    element = $(element);
    var n = document.createTextNode(' ');
    element.appendChild(n);
    element.removeChild(n);
  } catch(e) { }
};

/*--------------------------------------------------------------------------*/

var Effect = {
  _elementDoesNotExistError: {
    name: 'ElementDoesNotExistError',
    message: 'The specified DOM element does not exist, but is required for this effect to operate'
  },
  Transitions: {
    linear: Prototype.K,
    sinoidal: function(pos) {
      return (-Math.cos(pos*Math.PI)/2) + 0.5;
    },
    reverse: function(pos) {
      return 1-pos;
    },
    flicker: function(pos) {
      var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
      return pos > 1 ? 1 : pos;
    },
    wobble: function(pos) {
      return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
    },
    pulse: function(pos, pulses) { 
      pulses = pulses || 5; 
      return (
        ((pos % (1/pulses)) * pulses).round() == 0 ? 
              ((pos * pulses * 2) - (pos * pulses * 2).floor()) : 
          1 - ((pos * pulses * 2) - (pos * pulses * 2).floor())
        );
    },
    spring: function(pos) { 
      return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); 
    },
    none: function(pos) {
      return 0;
    },
    full: function(pos) {
      return 1;
    }
  },
  DefaultOptions: {
    duration:   1.0,   // seconds
    fps:        100,   // 100= assume 66fps max.
    sync:       false, // true for combining
    from:       0.0,
    to:         1.0,
    delay:      0.0,
    queue:      'parallel'
  },
  tagifyText: function(element) {
    var tagifyStyle = 'position:relative';
    if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';
    
    element = $(element);
    $A(element.childNodes).each( function(child) {
      if (child.nodeType==3) {
        child.nodeValue.toArray().each( function(character) {
          element.insertBefore(
            new Element('span', {style: tagifyStyle}).update(
              character == ' ' ? String.fromCharCode(160) : character), 
              child);
        });
        Element.remove(child);
      }
    });
  },
  multiple: function(element, effect) {
    var elements;
    if (((typeof element == 'object') || 
        Object.isFunction(element)) && 
       (element.length))
      elements = element;
    else
      elements = $(element).childNodes;
      
    var options = Object.extend({
      speed: 0.1,
      delay: 0.0
    }, arguments[2] || { });
    var masterDelay = options.delay;

    $A(elements).each( function(element, index) {
      new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
    });
  },
  PAIRS: {
    'slide':  ['SlideDown','SlideUp'],
    'blind':  ['BlindDown','BlindUp'],
    'appear': ['Appear','Fade']
  },
  toggle: function(element, effect) {
    element = $(element);
    effect = (effect || 'appear').toLowerCase();
    var options = Object.extend({
      queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
    }, arguments[2] || { });
    Effect[element.visible() ? 
      Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
  }
};

Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;

/* ------------- core effects ------------- */

Effect.ScopedQueue = Class.create(Enumerable, {
  initialize: function() {
    this.effects  = [];
    this.interval = null;    
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();
    
    var position = Object.isString(effect.options.queue) ? 
      effect.options.queue : effect.options.queue.position;
    
    switch(position) {
      case 'front':
        // move unstarted effects after this effect  
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'with-last':
        timestamp = this.effects.pluck('startOn').max() || timestamp;
        break;
      case 'end':
        // start effect after last queued effect has finished
        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }
    
    effect.startOn  += timestamp;
    effect.finishOn += timestamp;

    if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
      this.effects.push(effect);
    
    if (!this.interval)
      this.interval = setInterval(this.loop.bind(this), 15);
  },
  remove: function(effect) {
    this.effects = this.effects.reject(function(e) { return e==effect });
    if (this.effects.length == 0) {
      clearInterval(this.interval);
      this.interval = null;
    }
  },
  loop: function() {
    var timePos = new Date().getTime();
    for(var i=0, len=this.effects.length;i<len;i++) 
      this.effects[i] && this.effects[i].loop(timePos);
  }
});

Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if (!Object.isString(queueName)) return queueName;
    
    return this.instances.get(queueName) ||
      this.instances.set(queueName, new Effect.ScopedQueue());
  }
};
Effect.Queue = Effect.Queues.get('global');

Effect.Base = Class.create({
  position: null,
  start: function(options) {
    function codeForEvent(options,eventName){
      return (
        (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') +
        (options[eventName] ? 'this.options.'+eventName+'(this);' : '')
      );
    }
    if (options && options.transition === false) options.transition = Effect.Transitions.linear;
    this.options      = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn+(this.options.duration*1000);
    this.fromToDelta  = this.options.to-this.options.from;
    this.totalTime    = this.finishOn-this.startOn;
    this.totalFrames  = this.options.fps*this.options.duration;
    
    eval('this.render = function(pos){ '+
      'if (this.state=="idle"){this.state="running";'+
      codeForEvent(this.options,'beforeSetup')+
      (this.setup ? 'this.setup();':'')+ 
      codeForEvent(this.options,'afterSetup')+
      '};if (this.state=="running"){'+
      'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+
      'this.position=pos;'+
      codeForEvent(this.options,'beforeUpdate')+
      (this.update ? 'this.update(pos);':'')+
      codeForEvent(this.options,'afterUpdate')+
      '}}');
    
    this.event('beforeStart');
    if (!this.options.sync)
      Effect.Queues.get(Object.isString(this.options.queue) ? 
        'global' : this.options.queue.scope).add(this);
  },
  loop: function(timePos) {
    if (timePos >= this.startOn) {
      if (timePos >= this.finishOn) {
        this.render(1.0);
        this.cancel();
        this.event('beforeFinish');
        if (this.finish) this.finish(); 
        this.event('afterFinish');
        return;  
      }
      var pos   = (timePos - this.startOn) / this.totalTime,
          frame = (pos * this.totalFrames).round();
      if (frame > this.currentFrame) {
        this.render(pos);
        this.currentFrame = frame;
      }
    }
  },
  cancel: function() {
    if (!this.options.sync)
      Effect.Queues.get(Object.isString(this.options.queue) ? 
        'global' : this.options.queue.scope).remove(this);
    this.state = 'finished';
  },
  event: function(eventName) {
    if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
    if (this.options[eventName]) this.options[eventName](this);
  },
  inspect: function() {
    var data = $H();
    for(property in this)
      if (!Object.isFunction(this[property])) data.set(property, this[property]);
    return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
  }
});

Effect.Parallel = Class.create(Effect.Base, {
  initialize: function(effects) {
    this.effects = effects || [];
    this.start(arguments[1]);
  },
  update: function(position) {
    this.effects.invoke('render', position);
  },
  finish: function(position) {
    this.effects.each( function(effect) {
      effect.render(1.0);
      effect.cancel();
      effect.event('beforeFinish');
      if (effect.finish) effect.finish(position);
      effect.event('afterFinish');
    });
  }
});

Effect.Tween = Class.create(Effect.Base, {
  initialize: function(object, from, to) {
    object = Object.isString(object) ? $(object) : object;
    var args = $A(arguments), method = args.last(), 
      options = args.length == 5 ? args[3] : null;
    this.method = Object.isFunction(method) ? method.bind(object) :
      Object.isFunction(object[method]) ? object[method].bind(object) : 
      function(value) { object[method] = value };
    this.start(Object.extend({ from: from, to: to }, options || { }));
  },
  update: function(position) {
    this.method(position);
  }
});

Effect.Event = Class.create(Effect.Base, {
  initialize: function() {
    this.start(Object.extend({ duration: 0 }, arguments[0] || { }));
  },
  update: Prototype.emptyFunction
});

Effect.Opacity = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    // make this work on IE on elements without 'layout'
    if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
      this.element.setStyle({zoom: 1});
    var options = Object.extend({
      from: this.element.getOpacity() || 0.0,
      to:   1.0
    }, arguments[1] || { });
    this.start(options);
  },
  update: function(position) {
    this.element.setOpacity(position);
  }
});

Effect.Move = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'relative'
    }, arguments[1] || { });
    this.start(options);
  },
  setup: function() {
    this.element.makePositioned();
    this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
    this.originalTop  = parseFloat(this.element.getStyle('top')  || '0');
    if (this.options.mode == 'absolute') {
      this.options.x = this.options.x - this.originalLeft;
      this.options.y = this.options.y - this.originalTop;
    }
  },
  update: function(position) {
    this.element.setStyle({
      left: (this.options.x  * position + this.originalLeft).round() + 'px',
      top:  (this.options.y  * position + this.originalTop).round()  + 'px'
    });
  }
});

// for backwards compatibility
Effect.MoveBy = function(element, toTop, toLeft) {
  return new Effect.Move(element, 
    Object.extend({ x: toLeft, y: toTop }, arguments[3] || { }));
};

Effect.Scale = Class.create(Effect.Base, {
  initialize: function(element, percent) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      scaleX: true,
      scaleY: true,
      scaleContent: true,
      scaleFromCenter: false,
      scaleMode: 'box',        // 'box' or 'contents' or { } with provided values
      scaleFrom: 100.0,
      scaleTo:   percent
    }, arguments[2] || { });
    this.start(options);
  },
  setup: function() {
    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
    this.elementPositioning = this.element.getStyle('position');
    
    this.originalStyle = { };
    ['top','left','width','height','fontSize'].each( function(k) {
      this.originalStyle[k] = this.element.style[k];
    }.bind(this));
      
    this.originalTop  = this.element.offsetTop;
    this.originalLeft = this.element.offsetLeft;
    
    var fontSize = this.element.getStyle('font-size') || '100%';
    ['em','px','%','pt'].each( function(fontSizeType) {
      if (fontSize.indexOf(fontSizeType)>0) {
        this.fontSize     = parseFloat(fontSize);
        this.fontSizeType = fontSizeType;
      }
    }.bind(this));
    
    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
    
    this.dims = null;
    if (this.options.scaleMode=='box')
      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
    if (/^content/.test(this.options.scaleMode))
      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
    if (!this.dims)
      this.dims = [this.options.scaleMode.originalHeight,
                   this.options.scaleMode.originalWidth];
  },
  update: function(position) {
    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
    if (this.options.scaleContent && this.fontSize)
      this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
  },
  finish: function(position) {
    if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
  },
  setDimensions: function(height, width) {
    var d = { };
    if (this.options.scaleX) d.width = width.round() + 'px';
    if (this.options.scaleY) d.height = height.round() + 'px';
    if (this.options.scaleFromCenter) {
      var topd  = (height - this.dims[0])/2;
      var leftd = (width  - this.dims[1])/2;
      if (this.elementPositioning == 'absolute') {
        if (this.options.scaleY) d.top = this.originalTop-topd + 'px';
        if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
      } else {
        if (this.options.scaleY) d.top = -topd + 'px';
        if (this.options.scaleX) d.left = -leftd + 'px';
      }
    }
    this.element.setStyle(d);
  }
});

Effect.Highlight = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { });
    this.start(options);
  },
  setup: function() {
    // Prevent executing on elements not in the layout flow
    if (this.element.getStyle('display')=='none') { this.cancel(); return; }
    // Disable background image during the effect
    this.oldStyle = { };
    if (!this.options.keepBackgroundImage) {
      this.oldStyle.backgroundImage = this.element.getStyle('background-image');
      this.element.setStyle({backgroundImage: 'none'});
    }
    if (!this.options.endcolor)
      this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
    if (!this.options.restorecolor)
      this.options.restorecolor = this.element.getStyle('background-color');
    // init color calculations
    this._base  = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
    this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
  },
  update: function(position) {
    this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
      return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) });
  },
  finish: function() {
    this.element.setStyle(Object.extend(this.oldStyle, {
      backgroundColor: this.options.restorecolor
    }));
  }
});

Effect.ScrollTo = function(element) {
  var options = arguments[1] || { },
    scrollOffsets = document.viewport.getScrollOffsets(),
    elementOffsets = $(element).cumulativeOffset(),
    max = (window.height || document.body.scrollHeight) - document.viewport.getHeight();  

  if (options.offset) elementOffsets[1] += options.offset;

  return new Effect.Tween(null,
    scrollOffsets.top,
    elementOffsets[1] > max ? max : elementOffsets[1],
    options,
    function(p){ scrollTo(scrollOffsets.left, p.round()) }
  );
};

/* ------------- combination effects ------------- */

Effect.Fade = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  var options = Object.extend({
    from: element.getOpacity() || 1.0,
    to:   0.0,
    afterFinishInternal: function(effect) { 
      if (effect.options.to!=0) return;
      effect.element.hide().setStyle({opacity: oldOpacity}); 
    }
  }, arguments[1] || { });
  return new Effect.Opacity(element,options);
};

Effect.Appear = function(element) {
  element = $(element);
  var options = Object.extend({
  from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
  to:   1.0,
  // force Safari to render floated elements properly
  afterFinishInternal: function(effect) {
    effect.element.forceRerendering();
  },
  beforeSetup: function(effect) {
    effect.element.setOpacity(effect.options.from).show(); 
  }}, arguments[1] || { });
  return new Effect.Opacity(element,options);
};

Effect.Puff = function(element) {
  element = $(element);
  var oldStyle = { 
    opacity: element.getInlineOpacity(), 
    position: element.getStyle('position'),
    top:  element.style.top,
    left: element.style.left,
    width: element.style.width,
    height: element.style.height
  };
  return new Effect.Parallel(
   [ new Effect.Scale(element, 200, 
      { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), 
     new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], 
     Object.extend({ duration: 1.0, 
      beforeSetupInternal: function(effect) {
        Position.absolutize(effect.effects[0].element)
      },
      afterFinishInternal: function(effect) {
         effect.effects[0].element.hide().setStyle(oldStyle); }
     }, arguments[1] || { })
   );
};

Effect.BlindUp = function(element) {
  element = $(element);
  element.makeClipping();
  return new Effect.Scale(element, 0,
    Object.extend({ scaleContent: false, 
      scaleX: false, 
      restoreAfterFinish: true,
      afterFinishInternal: function(effect) {
        effect.element.hide().undoClipping();
      } 
    }, arguments[1] || { })
  );
};

Effect.BlindDown = function(element) {
  element = $(element);
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, 100, Object.extend({ 
    scaleContent: false, 
    scaleX: false,
    scaleFrom: 0,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makeClipping().setStyle({height: '0px'}).show(); 
    },  
    afterFinishInternal: function(effect) {
      effect.element.undoClipping();
    }
  }, arguments[1] || { }));
};

Effect.SwitchOff = function(element) {
  element = $(element);
  var oldOpacity = element.getInlineOpacity();
  return new Effect.Appear(element, Object.extend({
    duration: 0.4,
    from: 0,
    transition: Effect.Transitions.flicker,
    afterFinishInternal: function(effect) {
      new Effect.Scale(effect.element, 1, { 
        duration: 0.3, scaleFromCenter: true,
        scaleX: false, scaleContent: false, restoreAfterFinish: true,
        beforeSetup: function(effect) { 
          effect.element.makePositioned().makeClipping();
        },
        afterFinishInternal: function(effect) {
          effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity});
        }
      })
    }
  }, arguments[1] || { }));
};

Effect.DropOut = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left'),
    opacity: element.getInlineOpacity() };
  return new Effect.Parallel(
    [ new Effect.Move(element, {x: 0, y: 100, sync: true }), 
      new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
    Object.extend(
      { duration: 0.5,
        beforeSetup: function(effect) {
          effect.effects[0].element.makePositioned(); 
        },
        afterFinishInternal: function(effect) {
          effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
        } 
      }, arguments[1] || { }));
};

Effect.Shake = function(element) {
  element = $(element);
  var options = Object.extend({
    distance: 20,
    duration: 0.5
  }, arguments[1] || {});
  var distance = parseFloat(options.distance);
  var split = parseFloat(options.duration) / 10.0;
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left') };
    return new Effect.Move(element,
      { x:  distance, y: 0, duration: split, afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) {
        effect.element.undoPositioned().setStyle(oldStyle);
  }}) }}) }}) }}) }}) }});
};

Effect.SlideDown = function(element) {
  element = $(element).cleanWhitespace();
  // SlideDown need to have the content of the element wrapped in a container element with fixed height!
  var oldInnerBottom = element.down().getStyle('bottom');
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, 100, Object.extend({ 
    scaleContent: false, 
    scaleX: false, 
    scaleFrom: window.opera ? 0 : 1,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makePositioned();
      effect.element.down().makePositioned();
      if (window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping().setStyle({height: '0px'}).show(); 
    },
    afterUpdateInternal: function(effect) {
      effect.element.down().setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' }); 
    },
    afterFinishInternal: function(effect) {
      effect.element.undoClipping().undoPositioned();
      effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); }
    }, arguments[1] || { })
  );
};

Effect.SlideUp = function(element) {
  element = $(element).cleanWhitespace();
  var oldInnerBottom = element.down().getStyle('bottom');
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, window.opera ? 0 : 1,
   Object.extend({ scaleContent: false, 
    scaleX: false, 
    scaleMode: 'box',
    scaleFrom: 100,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makePositioned();
      effect.element.down().makePositioned();
      if (window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping().show();
    },  
    afterUpdateInternal: function(effect) {
      effect.element.down().setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' });
    },
    afterFinishInternal: function(effect) {
      effect.element.hide().undoClipping().undoPositioned();
      effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom});
    }
   }, arguments[1] || { })
  );
};

// Bug in opera makes the TD containing this element expand for a instance after finish 
Effect.Squish = function(element) {
  return new Effect.Scale(element, window.opera ? 1 : 0, { 
    restoreAfterFinish: true,
    beforeSetup: function(effect) {
      effect.element.makeClipping(); 
    },  
    afterFinishInternal: function(effect) {
      effect.element.hide().undoClipping(); 
    }
  });
};

Effect.Grow = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransition: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.full
  }, arguments[1] || { });
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: element.getInlineOpacity() };

  var dims = element.getDimensions();    
  var initialMoveX, initialMoveY;
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      initialMoveX = initialMoveY = moveX = moveY = 0; 
      break;
    case 'top-right':
      initialMoveX = dims.width;
      initialMoveY = moveY = 0;
      moveX = -dims.width;
      break;
    case 'bottom-left':
      initialMoveX = moveX = 0;
      initialMoveY = dims.height;
      moveY = -dims.height;
      break;
    case 'bottom-right':
      initialMoveX = dims.width;
      initialMoveY = dims.height;
      moveX = -dims.width;
      moveY = -dims.height;
      break;
    case 'center':
      initialMoveX = dims.width / 2;
      initialMoveY = dims.height / 2;
      moveX = -dims.width / 2;
      moveY = -dims.height / 2;
      break;
  }
  
  return new Effect.Move(element, {
    x: initialMoveX,
    y: initialMoveY,
    duration: 0.01, 
    beforeSetup: function(effect) {
      effect.element.hide().makeClipping().makePositioned();
    },
    afterFinishInternal: function(effect) {
      new Effect.Parallel(
        [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
          new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }),
          new Effect.Scale(effect.element, 100, {
            scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, 
            sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
        ], Object.extend({
             beforeSetup: function(effect) {
               effect.effects[0].element.setStyle({height: '0px'}).show(); 
             },
             afterFinishInternal: function(effect) {
               effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); 
             }
           }, options)
      )
    }
  });
};

Effect.Shrink = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransition: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.none
  }, arguments[1] || { });
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: element.getInlineOpacity() };

  var dims = element.getDimensions();
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      moveX = moveY = 0;
      break;
    case 'top-right':
      moveX = dims.width;
      moveY = 0;
      break;
    case 'bottom-left':
      moveX = 0;
      moveY = dims.height;
      break;
    case 'bottom-right':
      moveX = dims.width;
      moveY = dims.height;
      break;
    case 'center':  
      moveX = dims.width / 2;
      moveY = dims.height / 2;
      break;
  }
  
  return new Effect.Parallel(
    [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
      new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
      new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
    ], Object.extend({            
         beforeStartInternal: function(effect) {
           effect.effects[0].element.makePositioned().makeClipping(); 
         },
         afterFinishInternal: function(effect) {
           effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); }
       }, options)
  );
};

Effect.Pulsate = function(element) {
  element = $(element);
  var options    = arguments[1] || { };
  var oldOpacity = element.getInlineOpacity();
  var transition = options.transition || Effect.Transitions.sinoidal;
  var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) };
  reverser.bind(transition);
  return new Effect.Opacity(element, 
    Object.extend(Object.extend({  duration: 2.0, from: 0,
      afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); }
    }, options), {transition: reverser}));
};

Effect.Fold = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    width: element.style.width,
    height: element.style.height };
  element.makeClipping();
  return new Effect.Scale(element, 5, Object.extend({   
    scaleContent: false,
    scaleX: false,
    afterFinishInternal: function(effect) {
    new Effect.Scale(element, 1, { 
      scaleContent: false, 
      scaleY: false,
      afterFinishInternal: function(effect) {
        effect.element.hide().undoClipping().setStyle(oldStyle);
      } });
  }}, arguments[1] || { }));
};

Effect.Morph = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      style: { }
    }, arguments[1] || { });
    
    if (!Object.isString(options.style)) this.style = $H(options.style);
    else {
      if (options.style.include(':'))
        this.style = options.style.parseStyle();
      else {
        this.element.addClassName(options.style);
        this.style = $H(this.element.getStyles());
        this.element.removeClassName(options.style);
        var css = this.element.getStyles();
        this.style = this.style.reject(function(style) {
          return style.value == css[style.key];
        });
        options.afterFinishInternal = function(effect) {
          effect.element.addClassName(effect.options.style);
          effect.transforms.each(function(transform) {
            effect.element.style[transform.style] = '';
          });
        }
      }
    }
    this.start(options);
  },
  
  setup: function(){
    function parseColor(color){
      if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
      color = color.parseColor();
      return $R(0,2).map(function(i){
        return parseInt( color.slice(i*2+1,i*2+3), 16 ) 
      });
    }
    this.transforms = this.style.map(function(pair){
      var property = pair[0], value = pair[1], unit = null;

      if (value.parseColor('#zzzzzz') != '#zzzzzz') {
        value = value.parseColor();
        unit  = 'color';
      } else if (property == 'opacity') {
        value = parseFloat(value);
        if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
          this.element.setStyle({zoom: 1});
      } else if (Element.CSS_LENGTH.test(value)) {
          var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
          value = parseFloat(components[1]);
          unit = (components.length == 3) ? components[2] : null;
      }

      var originalValue = this.element.getStyle(property);
      return { 
        style: property.camelize(), 
        originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), 
        targetValue: unit=='color' ? parseColor(value) : value,
        unit: unit
      };
    }.bind(this)).reject(function(transform){
      return (
        (transform.originalValue == transform.targetValue) ||
        (
          transform.unit != 'color' &&
          (isNaN(transform.originalValue) || isNaN(transform.targetValue))
        )
      )
    });
  },
  update: function(position) {
    var style = { }, transform, i = this.transforms.length;
    while(i--)
      style[(transform = this.transforms[i]).style] = 
        transform.unit=='color' ? '#'+
          (Math.round(transform.originalValue[0]+
            (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() +
          (Math.round(transform.originalValue[1]+
            (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() +
          (Math.round(transform.originalValue[2]+
            (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() :
        (transform.originalValue +
          (transform.targetValue - transform.originalValue) * position).toFixed(3) + 
            (transform.unit === null ? '' : transform.unit);
    this.element.setStyle(style, true);
  }
});

Effect.Transform = Class.create({
  initialize: function(tracks){
    this.tracks  = [];
    this.options = arguments[1] || { };
    this.addTracks(tracks);
  },
  addTracks: function(tracks){
    tracks.each(function(track){
      track = $H(track);
      var data = track.values().first();
      this.tracks.push($H({
        ids:     track.keys().first(),
        effect:  Effect.Morph,
        options: { style: data }
      }));
    }.bind(this));
    return this;
  },
  play: function(){
    return new Effect.Parallel(
      this.tracks.map(function(track){
        var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options');
        var elements = [$(ids) || $$(ids)].flatten();
        return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) });
      }).flatten(),
      this.options
    );
  }
});

Element.CSS_PROPERTIES = $w(
  'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + 
  'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
  'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
  'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
  'fontSize fontWeight height left letterSpacing lineHeight ' +
  'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
  'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
  'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
  'right textIndent top width wordSpacing zIndex');
  
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;

String.__parseStyleElement = document.createElement('div');
String.prototype.parseStyle = function(){
  var style, styleRules = $H();
  if (Prototype.Browser.WebKit)
    style = new Element('div',{style:this}).style;
  else {
    String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>';
    style = String.__parseStyleElement.childNodes[0].style;
  }
  
  Element.CSS_PROPERTIES.each(function(property){
    if (style[property]) styleRules.set(property, style[property]); 
  });
  
  if (Prototype.Browser.IE && this.include('opacity'))
    styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);

  return styleRules;
};

if (document.defaultView && document.defaultView.getComputedStyle) {
  Element.getStyles = function(element) {
    var css = document.defaultView.getComputedStyle($(element), null);
    return Element.CSS_PROPERTIES.inject({ }, function(styles, property) {
      styles[property] = css[property];
      return styles;
    });
  };
} else {
  Element.getStyles = function(element) {
    element = $(element);
    var css = element.currentStyle, styles;
    styles = Element.CSS_PROPERTIES.inject({ }, function(hash, property) {
      hash.set(property, css[property]);
      return hash;
    });
    if (!styles.opacity) styles.set('opacity', element.getOpacity());
    return styles;
  };
};

Effect.Methods = {
  morph: function(element, style) {
    element = $(element);
    new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { }));
    return element;
  },
  visualEffect: function(element, effect, options) {
    element = $(element)
    var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1);
    new Effect[klass](element, options);
    return element;
  },
  highlight: function(element, options) {
    element = $(element);
    new Effect.Highlight(element, options);
    return element;
  }
};

$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+
  'pulsate shake puff squish switchOff dropOut').each(
  function(effect) { 
    Effect.Methods[effect] = function(element, options){
      element = $(element);
      Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options);
      return element;
    }
  }
);

$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( 
  function(f) { Effect.Methods[f] = Element[f]; }
);

Element.addMethods(Effect.Methods);


/*
Copyright (c) 2007, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.4.1
*/
if(typeof YAHOO=="undefined"||!YAHOO){var YAHOO={};}YAHOO.namespace=function(){var A=arguments,E=null,C,B,D;for(C=0;C<A.length;C=C+1){D=A[C].split(".");E=YAHOO;for(B=(D[0]=="YAHOO")?1:0;B<D.length;B=B+1){E[D[B]]=E[D[B]]||{};E=E[D[B]];}}return E;};YAHOO.log=function(D,A,C){var B=YAHOO.widget.Logger;if(B&&B.log){return B.log(D,A,C);}else{return false;}};YAHOO.register=function(A,E,D){var I=YAHOO.env.modules;if(!I[A]){I[A]={versions:[],builds:[]};}var B=I[A],H=D.version,G=D.build,F=YAHOO.env.listeners;B.name=A;B.version=H;B.build=G;B.versions.push(H);B.builds.push(G);B.mainClass=E;for(var C=0;C<F.length;C=C+1){F[C](B);}if(E){E.VERSION=H;E.BUILD=G;}else{YAHOO.log("mainClass is undefined for module "+A,"warn");}};YAHOO.env=YAHOO.env||{modules:[],listeners:[]};YAHOO.env.getVersion=function(A){return YAHOO.env.modules[A]||null;};YAHOO.env.ua=function(){var C={ie:0,opera:0,gecko:0,webkit:0,mobile:null};var B=navigator.userAgent,A;if((/KHTML/).test(B)){C.webkit=1;}A=B.match(/AppleWebKit\/([^\s]*)/);if(A&&A[1]){C.webkit=parseFloat(A[1]);if(/ Mobile\//.test(B)){C.mobile="Apple";}else{A=B.match(/NokiaN[^\/]*/);if(A){C.mobile=A[0];}}}if(!C.webkit){A=B.match(/Opera[\s\/]([^\s]*)/);if(A&&A[1]){C.opera=parseFloat(A[1]);A=B.match(/Opera Mini[^;]*/);if(A){C.mobile=A[0];}}else{A=B.match(/MSIE\s([^;]*)/);if(A&&A[1]){C.ie=parseFloat(A[1]);}else{A=B.match(/Gecko\/([^\s]*)/);if(A){C.gecko=1;A=B.match(/rv:([^\s\)]*)/);if(A&&A[1]){C.gecko=parseFloat(A[1]);}}}}}return C;}();(function(){YAHOO.namespace("util","widget","example");if("undefined"!==typeof YAHOO_config){var B=YAHOO_config.listener,A=YAHOO.env.listeners,D=true,C;if(B){for(C=0;C<A.length;C=C+1){if(A[C]==B){D=false;break;}}if(D){A.push(B);}}}})();YAHOO.lang=YAHOO.lang||{isArray:function(B){if(B){var A=YAHOO.lang;return A.isNumber(B.length)&&A.isFunction(B.splice);}return false;},isBoolean:function(A){return typeof A==="boolean";},isFunction:function(A){return typeof A==="function";},isNull:function(A){return A===null;},isNumber:function(A){return typeof A==="number"&&isFinite(A);},isObject:function(A){return(A&&(typeof A==="object"||YAHOO.lang.isFunction(A)))||false;},isString:function(A){return typeof A==="string";},isUndefined:function(A){return typeof A==="undefined";},hasOwnProperty:function(A,B){if(Object.prototype.hasOwnProperty){return A.hasOwnProperty(B);}return !YAHOO.lang.isUndefined(A[B])&&A.constructor.prototype[B]!==A[B];},_IEEnumFix:function(C,B){if(YAHOO.env.ua.ie){var E=["toString","valueOf"],A;for(A=0;A<E.length;A=A+1){var F=E[A],D=B[F];if(YAHOO.lang.isFunction(D)&&D!=Object.prototype[F]){C[F]=D;}}}},extend:function(D,E,C){if(!E||!D){throw new Error("YAHOO.lang.extend failed, please check that all dependencies are included.");}var B=function(){};B.prototype=E.prototype;D.prototype=new B();D.prototype.constructor=D;D.superclass=E.prototype;if(E.prototype.constructor==Object.prototype.constructor){E.prototype.constructor=E;}if(C){for(var A in C){D.prototype[A]=C[A];}YAHOO.lang._IEEnumFix(D.prototype,C);}},augmentObject:function(E,D){if(!D||!E){throw new Error("Absorb failed, verify dependencies.");}var A=arguments,C,F,B=A[2];if(B&&B!==true){for(C=2;C<A.length;C=C+1){E[A[C]]=D[A[C]];}}else{for(F in D){if(B||!E[F]){E[F]=D[F];}}YAHOO.lang._IEEnumFix(E,D);}},augmentProto:function(D,C){if(!C||!D){throw new Error("Augment failed, verify dependencies.");}var A=[D.prototype,C.prototype];for(var B=2;B<arguments.length;B=B+1){A.push(arguments[B]);}YAHOO.lang.augmentObject.apply(this,A);},dump:function(A,G){var C=YAHOO.lang,D,F,I=[],J="{...}",B="f(){...}",H=", ",E=" => ";if(!C.isObject(A)){return A+"";}else{if(A instanceof Date||("nodeType" in A&&"tagName" in A)){return A;}else{if(C.isFunction(A)){return B;}}}G=(C.isNumber(G))?G:3;if(C.isArray(A)){I.push("[");for(D=0,F=A.length;D<F;D=D+1){if(C.isObject(A[D])){I.push((G>0)?C.dump(A[D],G-1):J);}else{I.push(A[D]);}I.push(H);}if(I.length>1){I.pop();}I.push("]");}else{I.push("{");for(D in A){if(C.hasOwnProperty(A,D)){I.push(D+E);if(C.isObject(A[D])){I.push((G>0)?C.dump(A[D],G-1):J);}else{I.push(A[D]);}I.push(H);}}if(I.length>1){I.pop();}I.push("}");}return I.join("");},substitute:function(Q,B,J){var G,F,E,M,N,P,D=YAHOO.lang,L=[],C,H="dump",K=" ",A="{",O="}";for(;;){G=Q.lastIndexOf(A);if(G<0){break;}F=Q.indexOf(O,G);if(G+1>=F){break;}C=Q.substring(G+1,F);M=C;P=null;E=M.indexOf(K);if(E>-1){P=M.substring(E+1);M=M.substring(0,E);}N=B[M];if(J){N=J(M,N,P);}if(D.isObject(N)){if(D.isArray(N)){N=D.dump(N,parseInt(P,10));}else{P=P||"";var I=P.indexOf(H);if(I>-1){P=P.substring(4);}if(N.toString===Object.prototype.toString||I>-1){N=D.dump(N,parseInt(P,10));}else{N=N.toString();}}}else{if(!D.isString(N)&&!D.isNumber(N)){N="~-"+L.length+"-~";L[L.length]=C;}}Q=Q.substring(0,G)+N+Q.substring(F+1);}for(G=L.length-1;G>=0;G=G-1){Q=Q.replace(new RegExp("~-"+G+"-~"),"{"+L[G]+"}","g");}return Q;},trim:function(A){try{return A.replace(/^\s+|\s+$/g,"");}catch(B){return A;}},merge:function(){var D={},B=arguments;for(var C=0,A=B.length;C<A;C=C+1){YAHOO.lang.augmentObject(D,B[C],true);}return D;},later:function(H,B,I,D,E){H=H||0;B=B||{};var C=I,G=D,F,A;if(YAHOO.lang.isString(I)){C=B[I];}if(!C){throw new TypeError("method undefined");}if(!YAHOO.lang.isArray(G)){G=[D];}F=function(){C.apply(B,G);};A=(E)?setInterval(F,H):setTimeout(F,H);return{interval:E,cancel:function(){if(this.interval){clearInterval(A);}else{clearTimeout(A);}}};},isValue:function(B){var A=YAHOO.lang;return(A.isObject(B)||A.isString(B)||A.isNumber(B)||A.isBoolean(B));}};YAHOO.util.Lang=YAHOO.lang;YAHOO.lang.augment=YAHOO.lang.augmentProto;YAHOO.augment=YAHOO.lang.augmentProto;YAHOO.extend=YAHOO.lang.extend;YAHOO.register("yahoo",YAHOO,{version:"2.4.1",build:"742"});(function(){var B=YAHOO.util,L,J,H=0,K={},F={},N=window.document;var C=YAHOO.env.ua.opera,M=YAHOO.env.ua.webkit,A=YAHOO.env.ua.gecko,G=YAHOO.env.ua.ie;var E={HYPHEN:/(-[a-z])/i,ROOT_TAG:/^body|html$/i};var O=function(Q){if(!E.HYPHEN.test(Q)){return Q;}if(K[Q]){return K[Q];}var R=Q;while(E.HYPHEN.exec(R)){R=R.replace(RegExp.$1,RegExp.$1.substr(1).toUpperCase());}K[Q]=R;return R;};var P=function(R){var Q=F[R];if(!Q){Q=new RegExp("(?:^|\\s+)"+R+"(?:\\s+|$)");F[R]=Q;}return Q;};if(N.defaultView&&N.defaultView.getComputedStyle){L=function(Q,T){var S=null;if(T=="float"){T="cssFloat";}var R=N.defaultView.getComputedStyle(Q,"");if(R){S=R[O(T)];}return Q.style[T]||S;};}else{if(N.documentElement.currentStyle&&G){L=function(Q,S){switch(O(S)){case"opacity":var U=100;try{U=Q.filters["DXImageTransform.Microsoft.Alpha"].opacity;}catch(T){try{U=Q.filters("alpha").opacity;}catch(T){}}return U/100;case"float":S="styleFloat";default:var R=Q.currentStyle?Q.currentStyle[S]:null;return(Q.style[S]||R);}};}else{L=function(Q,R){return Q.style[R];};}}if(G){J=function(Q,R,S){switch(R){case"opacity":if(YAHOO.lang.isString(Q.style.filter)){Q.style.filter="alpha(opacity="+S*100+")";if(!Q.currentStyle||!Q.currentStyle.hasLayout){Q.style.zoom=1;}}break;case"float":R="styleFloat";default:Q.style[R]=S;}};}else{J=function(Q,R,S){if(R=="float"){R="cssFloat";}Q.style[R]=S;};}var D=function(Q,R){return Q&&Q.nodeType==1&&(!R||R(Q));};YAHOO.util.Dom={get:function(S){if(S&&(S.tagName||S.item)){return S;}if(YAHOO.lang.isString(S)||!S){return N.getElementById(S);}if(S.length!==undefined){var T=[];for(var R=0,Q=S.length;R<Q;++R){T[T.length]=B.Dom.get(S[R]);}return T;}return S;},getStyle:function(Q,S){S=O(S);var R=function(T){return L(T,S);};return B.Dom.batch(Q,R,B.Dom,true);},setStyle:function(Q,S,T){S=O(S);var R=function(U){J(U,S,T);};B.Dom.batch(Q,R,B.Dom,true);},getXY:function(Q){var R=function(S){if((S.parentNode===null||S.offsetParent===null||this.getStyle(S,"display")=="none")&&S!=S.ownerDocument.body){return false;}return I(S);};return B.Dom.batch(Q,R,B.Dom,true);},getX:function(Q){var R=function(S){return B.Dom.getXY(S)[0];};return B.Dom.batch(Q,R,B.Dom,true);},getY:function(Q){var R=function(S){return B.Dom.getXY(S)[1];};return B.Dom.batch(Q,R,B.Dom,true);},setXY:function(Q,T,S){var R=function(W){var V=this.getStyle(W,"position");if(V=="static"){this.setStyle(W,"position","relative");V="relative";}var Y=this.getXY(W);if(Y===false){return false;}var X=[parseInt(this.getStyle(W,"left"),10),parseInt(this.getStyle(W,"top"),10)];if(isNaN(X[0])){X[0]=(V=="relative")?0:W.offsetLeft;}if(isNaN(X[1])){X[1]=(V=="relative")?0:W.offsetTop;}if(T[0]!==null){W.style.left=T[0]-Y[0]+X[0]+"px";}if(T[1]!==null){W.style.top=T[1]-Y[1]+X[1]+"px";}if(!S){var U=this.getXY(W);if((T[0]!==null&&U[0]!=T[0])||(T[1]!==null&&U[1]!=T[1])){this.setXY(W,T,true);}}};B.Dom.batch(Q,R,B.Dom,true);},setX:function(R,Q){B.Dom.setXY(R,[Q,null]);},setY:function(Q,R){B.Dom.setXY(Q,[null,R]);},getRegion:function(Q){var R=function(S){if((S.parentNode===null||S.offsetParent===null||this.getStyle(S,"display")=="none")&&S!=N.body){return false;}var T=B.Region.getRegion(S);return T;};return B.Dom.batch(Q,R,B.Dom,true);},getClientWidth:function(){return B.Dom.getViewportWidth();},getClientHeight:function(){return B.Dom.getViewportHeight();},getElementsByClassName:function(U,Y,V,W){Y=Y||"*";V=(V)?B.Dom.get(V):null||N;if(!V){return[];}var R=[],Q=V.getElementsByTagName(Y),X=P(U);for(var S=0,T=Q.length;S<T;++S){if(X.test(Q[S].className)){R[R.length]=Q[S];if(W){W.call(Q[S],Q[S]);}}}return R;},hasClass:function(S,R){var Q=P(R);var T=function(U){return Q.test(U.className);};return B.Dom.batch(S,T,B.Dom,true);},addClass:function(R,Q){var S=function(T){if(this.hasClass(T,Q)){return false;}T.className=YAHOO.lang.trim([T.className,Q].join(" "));return true;};return B.Dom.batch(R,S,B.Dom,true);},removeClass:function(S,R){var Q=P(R);var T=function(U){if(!this.hasClass(U,R)){return false;}var V=U.className;U.className=V.replace(Q," ");if(this.hasClass(U,R)){this.removeClass(U,R);}U.className=YAHOO.lang.trim(U.className);return true;};return B.Dom.batch(S,T,B.Dom,true);},replaceClass:function(T,R,Q){if(!Q||R===Q){return false;}var S=P(R);var U=function(V){if(!this.hasClass(V,R)){this.addClass(V,Q);return true;}V.className=V.className.replace(S," "+Q+" 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T;},batch:function(U,X,W,S){U=(U&&(U.tagName||U.item))?U:B.Dom.get(U);if(!U||!X){return false;}var T=(S)?W:window;if(U.tagName||U.length===undefined){return X.call(T,U,W);}var V=[];for(var R=0,Q=U.length;R<Q;++R){V[V.length]=X.call(T,U[R],W);}return V;},getDocumentHeight:function(){var R=(N.compatMode!="CSS1Compat")?N.body.scrollHeight:N.documentElement.scrollHeight;var Q=Math.max(R,B.Dom.getViewportHeight());return Q;},getDocumentWidth:function(){var R=(N.compatMode!="CSS1Compat")?N.body.scrollWidth:N.documentElement.scrollWidth;var Q=Math.max(R,B.Dom.getViewportWidth());return Q;},getViewportHeight:function(){var Q=self.innerHeight;var R=N.compatMode;if((R||G)&&!C){Q=(R=="CSS1Compat")?N.documentElement.clientHeight:N.body.clientHeight;
}return Q;},getViewportWidth:function(){var Q=self.innerWidth;var R=N.compatMode;if(R||G){Q=(R=="CSS1Compat")?N.documentElement.clientWidth:N.body.clientWidth;}return Q;},getAncestorBy:function(Q,R){while(Q=Q.parentNode){if(D(Q,R)){return Q;}}return null;},getAncestorByClassName:function(R,Q){R=B.Dom.get(R);if(!R){return null;}var S=function(T){return B.Dom.hasClass(T,Q);};return B.Dom.getAncestorBy(R,S);},getAncestorByTagName:function(R,Q){R=B.Dom.get(R);if(!R){return null;}var S=function(T){return T.tagName&&T.tagName.toUpperCase()==Q.toUpperCase();};return B.Dom.getAncestorBy(R,S);},getPreviousSiblingBy:function(Q,R){while(Q){Q=Q.previousSibling;if(D(Q,R)){return Q;}}return null;},getPreviousSibling:function(Q){Q=B.Dom.get(Q);if(!Q){return null;}return B.Dom.getPreviousSiblingBy(Q);},getNextSiblingBy:function(Q,R){while(Q){Q=Q.nextSibling;if(D(Q,R)){return Q;}}return null;},getNextSibling:function(Q){Q=B.Dom.get(Q);if(!Q){return null;}return B.Dom.getNextSiblingBy(Q);},getFirstChildBy:function(Q,S){var R=(D(Q.firstChild,S))?Q.firstChild:null;return R||B.Dom.getNextSiblingBy(Q.firstChild,S);},getFirstChild:function(Q,R){Q=B.Dom.get(Q);if(!Q){return null;}return B.Dom.getFirstChildBy(Q);},getLastChildBy:function(Q,S){if(!Q){return null;}var R=(D(Q.lastChild,S))?Q.lastChild:null;return R||B.Dom.getPreviousSiblingBy(Q.lastChild,S);},getLastChild:function(Q){Q=B.Dom.get(Q);return B.Dom.getLastChildBy(Q);},getChildrenBy:function(R,T){var S=B.Dom.getFirstChildBy(R,T);var Q=S?[S]:[];B.Dom.getNextSiblingBy(S,function(U){if(!T||T(U)){Q[Q.length]=U;}return false;});return Q;},getChildren:function(Q){Q=B.Dom.get(Q);if(!Q){}return B.Dom.getChildrenBy(Q);},getDocumentScrollLeft:function(Q){Q=Q||N;return Math.max(Q.documentElement.scrollLeft,Q.body.scrollLeft);},getDocumentScrollTop:function(Q){Q=Q||N;return Math.max(Q.documentElement.scrollTop,Q.body.scrollTop);},insertBefore:function(R,Q){R=B.Dom.get(R);Q=B.Dom.get(Q);if(!R||!Q||!Q.parentNode){return null;}return Q.parentNode.insertBefore(R,Q);},insertAfter:function(R,Q){R=B.Dom.get(R);Q=B.Dom.get(Q);if(!R||!Q||!Q.parentNode){return null;}if(Q.nextSibling){return Q.parentNode.insertBefore(R,Q.nextSibling);}else{return Q.parentNode.appendChild(R);}},getClientRegion:function(){var S=B.Dom.getDocumentScrollTop(),R=B.Dom.getDocumentScrollLeft(),T=B.Dom.getViewportWidth()+R,Q=B.Dom.getViewportHeight()+S;return new B.Region(S,T,Q,R);}};var I=function(){if(N.documentElement.getBoundingClientRect){return function(R){var S=R.getBoundingClientRect();var Q=R.ownerDocument;return[S.left+B.Dom.getDocumentScrollLeft(Q),S.top+B.Dom.getDocumentScrollTop(Q)];};}else{return function(S){var T=[S.offsetLeft,S.offsetTop];var R=S.offsetParent;var Q=(M&&B.Dom.getStyle(S,"position")=="absolute"&&S.offsetParent==S.ownerDocument.body);if(R!=S){while(R){T[0]+=R.offsetLeft;T[1]+=R.offsetTop;if(!Q&&M&&B.Dom.getStyle(R,"position")=="absolute"){Q=true;}R=R.offsetParent;}}if(Q){T[0]-=S.ownerDocument.body.offsetLeft;T[1]-=S.ownerDocument.body.offsetTop;}R=S.parentNode;while(R.tagName&&!E.ROOT_TAG.test(R.tagName)){if(B.Dom.getStyle(R,"display").search(/^inline|table-row.*$/i)){T[0]-=R.scrollLeft;T[1]-=R.scrollTop;}R=R.parentNode;}return T;};}}();})();YAHOO.util.Region=function(C,D,A,B){this.top=C;this[1]=C;this.right=D;this.bottom=A;this.left=B;this[0]=B;};YAHOO.util.Region.prototype.contains=function(A){return(A.left>=this.left&&A.right<=this.right&&A.top>=this.top&&A.bottom<=this.bottom);};YAHOO.util.Region.prototype.getArea=function(){return((this.bottom-this.top)*(this.right-this.left));};YAHOO.util.Region.prototype.intersect=function(E){var C=Math.max(this.top,E.top);var D=Math.min(this.right,E.right);var A=Math.min(this.bottom,E.bottom);var B=Math.max(this.left,E.left);if(A>=C&&D>=B){return new YAHOO.util.Region(C,D,A,B);}else{return null;}};YAHOO.util.Region.prototype.union=function(E){var C=Math.min(this.top,E.top);var D=Math.max(this.right,E.right);var A=Math.max(this.bottom,E.bottom);var B=Math.min(this.left,E.left);return new YAHOO.util.Region(C,D,A,B);};YAHOO.util.Region.prototype.toString=function(){return("Region {top: "+this.top+", right: "+this.right+", bottom: "+this.bottom+", left: "+this.left+"}");};YAHOO.util.Region.getRegion=function(D){var F=YAHOO.util.Dom.getXY(D);var C=F[1];var E=F[0]+D.offsetWidth;var A=F[1]+D.offsetHeight;var B=F[0];return new YAHOO.util.Region(C,E,A,B);};YAHOO.util.Point=function(A,B){if(YAHOO.lang.isArray(A)){B=A[1];A=A[0];}this.x=this.right=this.left=this[0]=A;this.y=this.top=this.bottom=this[1]=B;};YAHOO.util.Point.prototype=new YAHOO.util.Region();YAHOO.register("dom",YAHOO.util.Dom,{version:"2.4.1",build:"742"});YAHOO.util.CustomEvent=function(D,B,C,A){this.type=D;this.scope=B||window;this.silent=C;this.signature=A||YAHOO.util.CustomEvent.LIST;this.subscribers=[];if(!this.silent){}var E="_YUICEOnSubscribe";if(D!==E){this.subscribeEvent=new YAHOO.util.CustomEvent(E,this,true);}this.lastError=null;};YAHOO.util.CustomEvent.LIST=0;YAHOO.util.CustomEvent.FLAT=1;YAHOO.util.CustomEvent.prototype={subscribe:function(B,C,A){if(!B){throw new Error("Invalid callback for subscriber to '"+this.type+"'");}if(this.subscribeEvent){this.subscribeEvent.fire(B,C,A);}this.subscribers.push(new YAHOO.util.Subscriber(B,C,A));},unsubscribe:function(D,F){if(!D){return this.unsubscribeAll();}var E=false;for(var B=0,A=this.subscribers.length;B<A;++B){var C=this.subscribers[B];if(C&&C.contains(D,F)){this._delete(B);E=true;}}return E;},fire:function(){var D=this.subscribers.length;if(!D&&this.silent){return true;}var H=[],F=true,C,I=false;for(C=0;C<arguments.length;++C){H.push(arguments[C]);}if(!this.silent){}for(C=0;C<D;++C){var L=this.subscribers[C];if(!L){I=true;}else{if(!this.silent){}var K=L.getScope(this.scope);if(this.signature==YAHOO.util.CustomEvent.FLAT){var A=null;if(H.length>0){A=H[0];}try{F=L.fn.call(K,A,L.obj);}catch(E){this.lastError=E;}}else{try{F=L.fn.call(K,this.type,H,L.obj);}catch(G){this.lastError=G;}}if(false===F){if(!this.silent){}return false;}}}if(I){var J=[],B=this.subscribers;for(C=0,D=B.length;C<D;C=C+1){J.push(B[C]);}this.subscribers=J;}return true;},unsubscribeAll:function(){for(var B=0,A=this.subscribers.length;B<A;++B){this._delete(A-1-B);}this.subscribers=[];return B;},_delete:function(A){var B=this.subscribers[A];if(B){delete B.fn;delete B.obj;}this.subscribers[A]=null;},toString:function(){return"CustomEvent: '"+this.type+"', scope: "+this.scope;}};YAHOO.util.Subscriber=function(B,C,A){this.fn=B;this.obj=YAHOO.lang.isUndefined(C)?null:C;this.override=A;};YAHOO.util.Subscriber.prototype.getScope=function(A){if(this.override){if(this.override===true){return this.obj;}else{return this.override;}}return A;};YAHOO.util.Subscriber.prototype.contains=function(A,B){if(B){return(this.fn==A&&this.obj==B);}else{return(this.fn==A);}};YAHOO.util.Subscriber.prototype.toString=function(){return"Subscriber { obj: "+this.obj+", override: "+(this.override||"no")+" }";};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var H=false;var I=[];var J=[];var G=[];var E=[];var C=0;var F=[];var B=[];var A=0;var D={63232:38,63233:40,63234:37,63235:39,63276:33,63277:34,25:9};return{POLL_RETRYS:4000,POLL_INTERVAL:10,EL:0,TYPE:1,FN:2,WFN:3,UNLOAD_OBJ:3,ADJ_SCOPE:4,OBJ:5,OVERRIDE:6,lastError:null,isSafari:YAHOO.env.ua.webkit,webkit:YAHOO.env.ua.webkit,isIE:YAHOO.env.ua.ie,_interval:null,_dri:null,DOMReady:false,startInterval:function(){if(!this._interval){var K=this;var L=function(){K._tryPreloadAttach();};this._interval=setInterval(L,this.POLL_INTERVAL);}},onAvailable:function(P,M,Q,O,N){var K=(YAHOO.lang.isString(P))?[P]:P;for(var L=0;L<K.length;L=L+1){F.push({id:K[L],fn:M,obj:Q,override:O,checkReady:N});}C=this.POLL_RETRYS;this.startInterval();},onContentReady:function(M,K,N,L){this.onAvailable(M,K,N,L,true);},onDOMReady:function(K,M,L){if(this.DOMReady){setTimeout(function(){var N=window;if(L){if(L===true){N=M;}else{N=L;}}K.call(N,"DOMReady",[],M);},0);}else{this.DOMReadyEvent.subscribe(K,M,L);}},addListener:function(M,K,V,Q,L){if(!V||!V.call){return false;}if(this._isValidCollection(M)){var W=true;for(var R=0,T=M.length;R<T;++R){W=this.on(M[R],K,V,Q,L)&&W;}return W;}else{if(YAHOO.lang.isString(M)){var P=this.getEl(M);if(P){M=P;}else{this.onAvailable(M,function(){YAHOO.util.Event.on(M,K,V,Q,L);});return true;}}}if(!M){return false;}if("unload"==K&&Q!==this){J[J.length]=[M,K,V,Q,L];return true;}var Y=M;if(L){if(L===true){Y=Q;}else{Y=L;}}var N=function(Z){return V.call(Y,YAHOO.util.Event.getEvent(Z,M),Q);};var X=[M,K,V,N,Y,Q,L];var S=I.length;I[S]=X;if(this.useLegacyEvent(M,K)){var O=this.getLegacyIndex(M,K);if(O==-1||M!=G[O][0]){O=G.length;B[M.id+K]=O;G[O]=[M,K,M["on"+K]];E[O]=[];M["on"+K]=function(Z){YAHOO.util.Event.fireLegacyEvent(YAHOO.util.Event.getEvent(Z),O);};}E[O].push(X);}else{try{this._simpleAdd(M,K,N,false);}catch(U){this.lastError=U;this.removeListener(M,K,V);return false;}}return true;},fireLegacyEvent:function(O,M){var Q=true,K,S,R,T,P;S=E[M];for(var L=0,N=S.length;L<N;++L){R=S[L];if(R&&R[this.WFN]){T=R[this.ADJ_SCOPE];P=R[this.WFN].call(T,O);Q=(Q&&P);}}K=G[M];if(K&&K[2]){K[2](O);}return Q;},getLegacyIndex:function(L,M){var K=this.generateId(L)+M;if(typeof B[K]=="undefined"){return -1;}else{return B[K];}},useLegacyEvent:function(L,M){if(this.webkit&&("click"==M||"dblclick"==M)){var K=parseInt(this.webkit,10);if(!isNaN(K)&&K<418){return true;}}return false;},removeListener:function(L,K,T){var O,R,V;if(typeof L=="string"){L=this.getEl(L);}else{if(this._isValidCollection(L)){var U=true;for(O=0,R=L.length;O<R;++O){U=(this.removeListener(L[O],K,T)&&U);}return U;}}if(!T||!T.call){return this.purgeElement(L,false,K);}if("unload"==K){for(O=0,R=J.length;O<R;O++){V=J[O];if(V&&V[0]==L&&V[1]==K&&V[2]==T){J[O]=null;return true;}}return false;}var P=null;var Q=arguments[3];if("undefined"===typeof Q){Q=this._getCacheIndex(L,K,T);}if(Q>=0){P=I[Q];}if(!L||!P){return false;}if(this.useLegacyEvent(L,K)){var N=this.getLegacyIndex(L,K);var M=E[N];if(M){for(O=0,R=M.length;O<R;++O){V=M[O];if(V&&V[this.EL]==L&&V[this.TYPE]==K&&V[this.FN]==T){M[O]=null;break;}}}}else{try{this._simpleRemove(L,K,P[this.WFN],false);}catch(S){this.lastError=S;return false;}}delete I[Q][this.WFN];delete I[Q][this.FN];I[Q]=null;return true;},getTarget:function(M,L){var K=M.target||M.srcElement;return this.resolveTextNode(K);},resolveTextNode:function(K){if(K&&3==K.nodeType){return K.parentNode;}else{return K;}},getPageX:function(L){var K=L.pageX;if(!K&&0!==K){K=L.clientX||0;if(this.isIE){K+=this._getScrollLeft();}}return K;},getPageY:function(K){var L=K.pageY;if(!L&&0!==L){L=K.clientY||0;if(this.isIE){L+=this._getScrollTop();}}return L;},getXY:function(K){return[this.getPageX(K),this.getPageY(K)];
},getRelatedTarget:function(L){var K=L.relatedTarget;if(!K){if(L.type=="mouseout"){K=L.toElement;}else{if(L.type=="mouseover"){K=L.fromElement;}}}return this.resolveTextNode(K);},getTime:function(M){if(!M.time){var L=new Date().getTime();try{M.time=L;}catch(K){this.lastError=K;return L;}}return M.time;},stopEvent:function(K){this.stopPropagation(K);this.preventDefault(K);},stopPropagation:function(K){if(K.stopPropagation){K.stopPropagation();}else{K.cancelBubble=true;}},preventDefault:function(K){if(K.preventDefault){K.preventDefault();}else{K.returnValue=false;}},getEvent:function(M,K){var L=M||window.event;if(!L){var N=this.getEvent.caller;while(N){L=N.arguments[0];if(L&&Event==L.constructor){break;}N=N.caller;}}return L;},getCharCode:function(L){var K=L.keyCode||L.charCode||0;if(YAHOO.env.ua.webkit&&(K in D)){K=D[K];}return K;},_getCacheIndex:function(O,P,N){for(var M=0,L=I.length;M<L;++M){var K=I[M];if(K&&K[this.FN]==N&&K[this.EL]==O&&K[this.TYPE]==P){return M;}}return -1;},generateId:function(K){var L=K.id;if(!L){L="yuievtautoid-"+A;++A;K.id=L;}return L;},_isValidCollection:function(L){try{return(L&&typeof L!=="string"&&L.length&&!L.tagName&&!L.alert&&typeof L[0]!=="undefined");}catch(K){return false;}},elCache:{},getEl:function(K){return(typeof K==="string")?document.getElementById(K):K;},clearCache:function(){},DOMReadyEvent:new YAHOO.util.CustomEvent("DOMReady",this),_load:function(L){if(!H){H=true;var K=YAHOO.util.Event;K._ready();K._tryPreloadAttach();}},_ready:function(L){var K=YAHOO.util.Event;if(!K.DOMReady){K.DOMReady=true;K.DOMReadyEvent.fire();K._simpleRemove(document,"DOMContentLoaded",K._ready);}},_tryPreloadAttach:function(){if(this.locked){return false;}if(this.isIE){if(!this.DOMReady){this.startInterval();return false;}}this.locked=true;var P=!H;if(!P){P=(C>0);}var O=[];var Q=function(S,T){var R=S;if(T.override){if(T.override===true){R=T.obj;}else{R=T.override;}}T.fn.call(R,T.obj);};var L,K,N,M;for(L=0,K=F.length;L<K;++L){N=F[L];if(N&&!N.checkReady){M=this.getEl(N.id);if(M){Q(M,N);F[L]=null;}else{O.push(N);}}}for(L=0,K=F.length;L<K;++L){N=F[L];if(N&&N.checkReady){M=this.getEl(N.id);if(M){if(H||M.nextSibling){Q(M,N);F[L]=null;}}else{O.push(N);}}}C=(O.length===0)?0:C-1;if(P){this.startInterval();}else{clearInterval(this._interval);this._interval=null;}this.locked=false;return true;},purgeElement:function(O,P,R){var M=(YAHOO.lang.isString(O))?this.getEl(O):O;var Q=this.getListeners(M,R),N,K;if(Q){for(N=0,K=Q.length;N<K;++N){var L=Q[N];this.removeListener(M,L.type,L.fn,L.index);}}if(P&&M&&M.childNodes){for(N=0,K=M.childNodes.length;N<K;++N){this.purgeElement(M.childNodes[N],P,R);}}},getListeners:function(M,K){var P=[],L;if(!K){L=[I,J];}else{if(K==="unload"){L=[J];}else{L=[I];}}var R=(YAHOO.lang.isString(M))?this.getEl(M):M;for(var O=0;O<L.length;O=O+1){var T=L[O];if(T&&T.length>0){for(var Q=0,S=T.length;Q<S;++Q){var N=T[Q];if(N&&N[this.EL]===R&&(!K||K===N[this.TYPE])){P.push({type:N[this.TYPE],fn:N[this.FN],obj:N[this.OBJ],adjust:N[this.OVERRIDE],scope:N[this.ADJ_SCOPE],index:Q});}}}}return(P.length)?P:null;},_unload:function(R){var Q=YAHOO.util.Event,O,N,L,K,M;for(O=0,K=J.length;O<K;++O){L=J[O];if(L){var P=window;if(L[Q.ADJ_SCOPE]){if(L[Q.ADJ_SCOPE]===true){P=L[Q.UNLOAD_OBJ];}else{P=L[Q.ADJ_SCOPE];}}L[Q.FN].call(P,Q.getEvent(R,L[Q.EL]),L[Q.UNLOAD_OBJ]);J[O]=null;L=null;P=null;}}J=null;if(YAHOO.env.ua.ie&&I&&I.length>0){N=I.length;while(N){M=N-1;L=I[M];if(L){Q.removeListener(L[Q.EL],L[Q.TYPE],L[Q.FN],M);}N--;}L=null;}G=null;Q._simpleRemove(window,"unload",Q._unload);},_getScrollLeft:function(){return this._getScroll()[1];},_getScrollTop:function(){return this._getScroll()[0];},_getScroll:function(){var K=document.documentElement,L=document.body;if(K&&(K.scrollTop||K.scrollLeft)){return[K.scrollTop,K.scrollLeft];}else{if(L){return[L.scrollTop,L.scrollLeft];}else{return[0,0];}}},regCE:function(){},_simpleAdd:function(){if(window.addEventListener){return function(M,N,L,K){M.addEventListener(N,L,(K));};}else{if(window.attachEvent){return function(M,N,L,K){M.attachEvent("on"+N,L);};}else{return function(){};}}}(),_simpleRemove:function(){if(window.removeEventListener){return function(M,N,L,K){M.removeEventListener(N,L,(K));};}else{if(window.detachEvent){return function(L,M,K){L.detachEvent("on"+M,K);};}else{return function(){};}}}()};}();(function(){var A=YAHOO.util.Event;A.on=A.addListener;if(A.isIE){YAHOO.util.Event.onDOMReady(YAHOO.util.Event._tryPreloadAttach,YAHOO.util.Event,true);A._dri=setInterval(function(){var C=document.createElement("p");try{C.doScroll("left");clearInterval(A._dri);A._dri=null;A._ready();C=null;}catch(B){C=null;}},A.POLL_INTERVAL);}else{if(A.webkit){A._dri=setInterval(function(){var B=document.readyState;if("loaded"==B||"complete"==B){clearInterval(A._dri);A._dri=null;A._ready();}},A.POLL_INTERVAL);}else{A._simpleAdd(document,"DOMContentLoaded",A._ready);}}A._simpleAdd(window,"load",A._load);A._simpleAdd(window,"unload",A._unload);A._tryPreloadAttach();})();}YAHOO.util.EventProvider=function(){};YAHOO.util.EventProvider.prototype={__yui_events:null,__yui_subscribers:null,subscribe:function(A,C,F,E){this.__yui_events=this.__yui_events||{};var D=this.__yui_events[A];if(D){D.subscribe(C,F,E);}else{this.__yui_subscribers=this.__yui_subscribers||{};var B=this.__yui_subscribers;if(!B[A]){B[A]=[];}B[A].push({fn:C,obj:F,override:E});}},unsubscribe:function(C,E,G){this.__yui_events=this.__yui_events||{};var A=this.__yui_events;if(C){var F=A[C];if(F){return F.unsubscribe(E,G);}}else{var B=true;for(var D in A){if(YAHOO.lang.hasOwnProperty(A,D)){B=B&&A[D].unsubscribe(E,G);}}return B;}return false;},unsubscribeAll:function(A){return this.unsubscribe(A);},createEvent:function(G,D){this.__yui_events=this.__yui_events||{};var A=D||{};var I=this.__yui_events;if(I[G]){}else{var H=A.scope||this;var E=(A.silent);var B=new YAHOO.util.CustomEvent(G,H,E,YAHOO.util.CustomEvent.FLAT);I[G]=B;if(A.onSubscribeCallback){B.subscribeEvent.subscribe(A.onSubscribeCallback);}this.__yui_subscribers=this.__yui_subscribers||{};
var F=this.__yui_subscribers[G];if(F){for(var C=0;C<F.length;++C){B.subscribe(F[C].fn,F[C].obj,F[C].override);}}}return I[G];},fireEvent:function(E,D,A,C){this.__yui_events=this.__yui_events||{};var G=this.__yui_events[E];if(!G){return null;}var B=[];for(var F=1;F<arguments.length;++F){B.push(arguments[F]);}return G.fire.apply(G,B);},hasEvent:function(A){if(this.__yui_events){if(this.__yui_events[A]){return true;}}return false;}};YAHOO.util.KeyListener=function(A,F,B,C){if(!A){}else{if(!F){}else{if(!B){}}}if(!C){C=YAHOO.util.KeyListener.KEYDOWN;}var D=new YAHOO.util.CustomEvent("keyPressed");this.enabledEvent=new YAHOO.util.CustomEvent("enabled");this.disabledEvent=new YAHOO.util.CustomEvent("disabled");if(typeof A=="string"){A=document.getElementById(A);}if(typeof B=="function"){D.subscribe(B);}else{D.subscribe(B.fn,B.scope,B.correctScope);}function E(J,I){if(!F.shift){F.shift=false;}if(!F.alt){F.alt=false;}if(!F.ctrl){F.ctrl=false;}if(J.shiftKey==F.shift&&J.altKey==F.alt&&J.ctrlKey==F.ctrl){var G;if(F.keys instanceof Array){for(var H=0;H<F.keys.length;H++){G=F.keys[H];if(G==J.charCode){D.fire(J.charCode,J);break;}else{if(G==J.keyCode){D.fire(J.keyCode,J);break;}}}}else{G=F.keys;if(G==J.charCode){D.fire(J.charCode,J);}else{if(G==J.keyCode){D.fire(J.keyCode,J);}}}}}this.enable=function(){if(!this.enabled){YAHOO.util.Event.addListener(A,C,E);this.enabledEvent.fire(F);}this.enabled=true;};this.disable=function(){if(this.enabled){YAHOO.util.Event.removeListener(A,C,E);this.disabledEvent.fire(F);}this.enabled=false;};this.toString=function(){return"KeyListener ["+F.keys+"] "+A.tagName+(A.id?"["+A.id+"]":"");};};YAHOO.util.KeyListener.KEYDOWN="keydown";YAHOO.util.KeyListener.KEYUP="keyup";YAHOO.util.KeyListener.KEY={ALT:18,BACK_SPACE:8,CAPS_LOCK:20,CONTROL:17,DELETE:46,DOWN:40,END:35,ENTER:13,ESCAPE:27,HOME:36,LEFT:37,META:224,NUM_LOCK:144,PAGE_DOWN:34,PAGE_UP:33,PAUSE:19,PRINTSCREEN:44,RIGHT:39,SCROLL_LOCK:145,SHIFT:16,SPACE:32,TAB:9,UP:38};YAHOO.register("event",YAHOO.util.Event,{version:"2.4.1",build:"742"});YAHOO.util.Connect={_msxml_progid:["Microsoft.XMLHTTP","MSXML2.XMLHTTP.3.0","MSXML2.XMLHTTP"],_http_headers:{},_has_http_headers:false,_use_default_post_header:true,_default_post_header:"application/x-www-form-urlencoded; charset=UTF-8",_default_form_header:"application/x-www-form-urlencoded",_use_default_xhr_header:true,_default_xhr_header:"XMLHttpRequest",_has_default_headers:true,_default_headers:{},_isFormSubmit:false,_isFileUpload:false,_formNode:null,_sFormData:null,_poll:{},_timeOut:{},_polling_interval:50,_transaction_id:0,_submitElementValue:null,_hasSubmitListener:(function(){if(YAHOO.util.Event){YAHOO.util.Event.addListener(document,"click",function(B){var A=YAHOO.util.Event.getTarget(B);if(A.type&&A.type.toLowerCase()=="submit"){YAHOO.util.Connect._submitElementValue=encodeURIComponent(A.name)+"="+encodeURIComponent(A.value);}});return true;}return false;})(),startEvent:new YAHOO.util.CustomEvent("start"),completeEvent:new YAHOO.util.CustomEvent("complete"),successEvent:new YAHOO.util.CustomEvent("success"),failureEvent:new YAHOO.util.CustomEvent("failure"),uploadEvent:new YAHOO.util.CustomEvent("upload"),abortEvent:new YAHOO.util.CustomEvent("abort"),_customEvents:{onStart:["startEvent","start"],onComplete:["completeEvent","complete"],onSuccess:["successEvent","success"],onFailure:["failureEvent","failure"],onUpload:["uploadEvent","upload"],onAbort:["abortEvent","abort"]},setProgId:function(A){this._msxml_progid.unshift(A);},setDefaultPostHeader:function(A){if(typeof A=="string"){this._default_post_header=A;}else{if(typeof A=="boolean"){this._use_default_post_header=A;}}},setDefaultXhrHeader:function(A){if(typeof A=="string"){this._default_xhr_header=A;}else{this._use_default_xhr_header=A;}},setPollingInterval:function(A){if(typeof A=="number"&&isFinite(A)){this._polling_interval=A;}},createXhrObject:function(E){var D,A;try{A=new XMLHttpRequest();D={conn:A,tId:E};}catch(C){for(var B=0;B<this._msxml_progid.length;++B){try{A=new ActiveXObject(this._msxml_progid[B]);D={conn:A,tId:E};break;}catch(C){}}}finally{return D;}},getConnectionObject:function(A){var C;var D=this._transaction_id;try{if(!A){C=this.createXhrObject(D);}else{C={};C.tId=D;C.isUpload=true;}if(C){this._transaction_id++;}}catch(B){}finally{return C;}},asyncRequest:function(F,C,E,A){var D=(this._isFileUpload)?this.getConnectionObject(true):this.getConnectionObject();var B=(E&&E.argument)?E.argument:null;if(!D){return null;}else{if(E&&E.customevents){this.initCustomEvents(D,E);}if(this._isFormSubmit){if(this._isFileUpload){this.uploadFile(D,E,C,A);return D;}if(F.toUpperCase()=="GET"){if(this._sFormData.length!==0){C+=((C.indexOf("?")==-1)?"?":"&")+this._sFormData;}}else{if(F.toUpperCase()=="POST"){A=A?this._sFormData+"&"+A:this._sFormData;}}}if(F.toUpperCase()=="GET"&&(E&&E.cache===false)){C+=((C.indexOf("?")==-1)?"?":"&")+"rnd="+new Date().valueOf().toString();}D.conn.open(F,C,true);if(this._use_default_xhr_header){if(!this._default_headers["X-Requested-With"]){this.initHeader("X-Requested-With",this._default_xhr_header,true);}}if((F.toUpperCase()=="POST"&&this._use_default_post_header)&&this._isFormSubmit===false){this.initHeader("Content-Type",this._default_post_header);}if(this._has_default_headers||this._has_http_headers){this.setHeader(D);}this.handleReadyState(D,E);D.conn.send(A||null);if(this._isFormSubmit===true){this.resetFormState();}this.startEvent.fire(D,B);if(D.startEvent){D.startEvent.fire(D,B);}return D;}},initCustomEvents:function(A,C){for(var B in C.customevents){if(this._customEvents[B][0]){A[this._customEvents[B][0]]=new YAHOO.util.CustomEvent(this._customEvents[B][1],(C.scope)?C.scope:null);A[this._customEvents[B][0]].subscribe(C.customevents[B]);}}},handleReadyState:function(C,D){var B=this;var A=(D&&D.argument)?D.argument:null;if(D&&D.timeout){this._timeOut[C.tId]=window.setTimeout(function(){B.abort(C,D,true);},D.timeout);}this._poll[C.tId]=window.setInterval(function(){if(C.conn&&C.conn.readyState===4){window.clearInterval(B._poll[C.tId]);delete B._poll[C.tId];if(D&&D.timeout){window.clearTimeout(B._timeOut[C.tId]);delete B._timeOut[C.tId];}B.completeEvent.fire(C,A);if(C.completeEvent){C.completeEvent.fire(C,A);}B.handleTransactionResponse(C,D);}},this._polling_interval);},handleTransactionResponse:function(F,G,A){var D,C;var B=(G&&G.argument)?G.argument:null;try{if(F.conn.status!==undefined&&F.conn.status!==0){D=F.conn.status;}else{D=13030;}}catch(E){D=13030;}if(D>=200&&D<300||D===1223){C=this.createResponseObject(F,B);if(G&&G.success){if(!G.scope){G.success(C);}else{G.success.apply(G.scope,[C]);}}this.successEvent.fire(C);if(F.successEvent){F.successEvent.fire(C);}}else{switch(D){case 12002:case 12029:case 12030:case 12031:case 12152:case 13030:C=this.createExceptionObject(F.tId,B,(A?A:false));if(G&&G.failure){if(!G.scope){G.failure(C);}else{G.failure.apply(G.scope,[C]);}}break;default:C=this.createResponseObject(F,B);if(G&&G.failure){if(!G.scope){G.failure(C);}else{G.failure.apply(G.scope,[C]);}}}this.failureEvent.fire(C);if(F.failureEvent){F.failureEvent.fire(C);}}this.releaseObject(F);C=null;},createResponseObject:function(A,G){var D={};var I={};try{var C=A.conn.getAllResponseHeaders();var F=C.split("\n");for(var E=0;E<F.length;E++){var B=F[E].indexOf(":");if(B!=-1){I[F[E].substring(0,B)]=F[E].substring(B+2);}}}catch(H){}D.tId=A.tId;D.status=(A.conn.status==1223)?204:A.conn.status;D.statusText=(A.conn.status==1223)?"No Content":A.conn.statusText;D.getResponseHeader=I;D.getAllResponseHeaders=C;D.responseText=A.conn.responseText;D.responseXML=A.conn.responseXML;if(G){D.argument=G;}return D;},createExceptionObject:function(H,D,A){var F=0;var G="communication failure";var C=-1;var B="transaction aborted";var E={};E.tId=H;if(A){E.status=C;E.statusText=B;}else{E.status=F;E.statusText=G;}if(D){E.argument=D;}return E;},initHeader:function(A,D,C){var B=(C)?this._default_headers:this._http_headers;B[A]=D;if(C){this._has_default_headers=true;}else{this._has_http_headers=true;}},setHeader:function(A){if(this._has_default_headers){for(var B in this._default_headers){if(YAHOO.lang.hasOwnProperty(this._default_headers,B)){A.conn.setRequestHeader(B,this._default_headers[B]);
}}}if(this._has_http_headers){for(var B in this._http_headers){if(YAHOO.lang.hasOwnProperty(this._http_headers,B)){A.conn.setRequestHeader(B,this._http_headers[B]);}}delete this._http_headers;this._http_headers={};this._has_http_headers=false;}},resetDefaultHeaders:function(){delete this._default_headers;this._default_headers={};this._has_default_headers=false;},setForm:function(K,E,B){this.resetFormState();var J;if(typeof K=="string"){J=(document.getElementById(K)||document.forms[K]);}else{if(typeof K=="object"){J=K;}else{return ;}}if(E){var F=this.createFrame(B?B:null);this._isFormSubmit=true;this._isFileUpload=true;this._formNode=J;return ;}var A,I,G,L;var H=false;for(var D=0;D<J.elements.length;D++){A=J.elements[D];L=A.disabled;I=A.name;G=A.value;if(!L&&I){switch(A.type){case"select-one":case"select-multiple":for(var C=0;C<A.options.length;C++){if(A.options[C].selected){if(window.ActiveXObject){this._sFormData+=encodeURIComponent(I)+"="+encodeURIComponent(A.options[C].attributes["value"].specified?A.options[C].value:A.options[C].text)+"&";}else{this._sFormData+=encodeURIComponent(I)+"="+encodeURIComponent(A.options[C].hasAttribute("value")?A.options[C].value:A.options[C].text)+"&";}}}break;case"radio":case"checkbox":if(A.checked){this._sFormData+=encodeURIComponent(I)+"="+encodeURIComponent(G)+"&";}break;case"file":case undefined:case"reset":case"button":break;case"submit":if(H===false){if(this._hasSubmitListener&&this._submitElementValue){this._sFormData+=this._submitElementValue+"&";}else{this._sFormData+=encodeURIComponent(I)+"="+encodeURIComponent(G)+"&";}H=true;}break;default:this._sFormData+=encodeURIComponent(I)+"="+encodeURIComponent(G)+"&";}}}this._isFormSubmit=true;this._sFormData=this._sFormData.substr(0,this._sFormData.length-1);this.initHeader("Content-Type",this._default_form_header);return this._sFormData;},resetFormState:function(){this._isFormSubmit=false;this._isFileUpload=false;this._formNode=null;this._sFormData="";},createFrame:function(A){var B="yuiIO"+this._transaction_id;var C;if(window.ActiveXObject){C=document.createElement("<iframe id=\""+B+"\" name=\""+B+"\" />");if(typeof A=="boolean"){C.src="javascript:false";}else{if(typeof secureURI=="string"){C.src=A;}}}else{C=document.createElement("iframe");C.id=B;C.name=B;}C.style.position="absolute";C.style.top="-1000px";C.style.left="-1000px";document.body.appendChild(C);},appendPostData:function(A){var D=[];var B=A.split("&");for(var C=0;C<B.length;C++){var E=B[C].indexOf("=");if(E!=-1){D[C]=document.createElement("input");D[C].type="hidden";D[C].name=B[C].substring(0,E);D[C].value=B[C].substring(E+1);this._formNode.appendChild(D[C]);}}return D;},uploadFile:function(D,M,E,C){var N=this;var H="yuiIO"+D.tId;var I="multipart/form-data";var K=document.getElementById(H);var J=(M&&M.argument)?M.argument:null;var B={action:this._formNode.getAttribute("action"),method:this._formNode.getAttribute("method"),target:this._formNode.getAttribute("target")};this._formNode.setAttribute("action",E);this._formNode.setAttribute("method","POST");this._formNode.setAttribute("target",H);if(this._formNode.encoding){this._formNode.setAttribute("encoding",I);}else{this._formNode.setAttribute("enctype",I);}if(C){var L=this.appendPostData(C);}this._formNode.submit();this.startEvent.fire(D,J);if(D.startEvent){D.startEvent.fire(D,J);}if(M&&M.timeout){this._timeOut[D.tId]=window.setTimeout(function(){N.abort(D,M,true);},M.timeout);}if(L&&L.length>0){for(var G=0;G<L.length;G++){this._formNode.removeChild(L[G]);}}for(var A in B){if(YAHOO.lang.hasOwnProperty(B,A)){if(B[A]){this._formNode.setAttribute(A,B[A]);}else{this._formNode.removeAttribute(A);}}}this.resetFormState();var F=function(){if(M&&M.timeout){window.clearTimeout(N._timeOut[D.tId]);delete N._timeOut[D.tId];}N.completeEvent.fire(D,J);if(D.completeEvent){D.completeEvent.fire(D,J);}var P={};P.tId=D.tId;P.argument=M.argument;try{P.responseText=K.contentWindow.document.body?K.contentWindow.document.body.innerHTML:K.contentWindow.document.documentElement.textContent;P.responseXML=K.contentWindow.document.XMLDocument?K.contentWindow.document.XMLDocument:K.contentWindow.document;}catch(O){}if(M&&M.upload){if(!M.scope){M.upload(P);}else{M.upload.apply(M.scope,[P]);}}N.uploadEvent.fire(P);if(D.uploadEvent){D.uploadEvent.fire(P);}YAHOO.util.Event.removeListener(K,"load",F);setTimeout(function(){document.body.removeChild(K);N.releaseObject(D);},100);};YAHOO.util.Event.addListener(K,"load",F);},abort:function(E,G,A){var D;var B=(G&&G.argument)?G.argument:null;if(E&&E.conn){if(this.isCallInProgress(E)){E.conn.abort();window.clearInterval(this._poll[E.tId]);delete this._poll[E.tId];if(A){window.clearTimeout(this._timeOut[E.tId]);delete this._timeOut[E.tId];}D=true;}}else{if(E&&E.isUpload===true){var C="yuiIO"+E.tId;var F=document.getElementById(C);if(F){YAHOO.util.Event.removeListener(F,"load");document.body.removeChild(F);if(A){window.clearTimeout(this._timeOut[E.tId]);delete this._timeOut[E.tId];}D=true;}}else{D=false;}}if(D===true){this.abortEvent.fire(E,B);if(E.abortEvent){E.abortEvent.fire(E,B);}this.handleTransactionResponse(E,G,true);}return D;},isCallInProgress:function(B){if(B&&B.conn){return B.conn.readyState!==4&&B.conn.readyState!==0;}else{if(B&&B.isUpload===true){var A="yuiIO"+B.tId;return document.getElementById(A)?true:false;}else{return false;}}},releaseObject:function(A){if(A&&A.conn){A.conn=null;A=null;}}};YAHOO.register("connection",YAHOO.util.Connect,{version:"2.4.1",build:"742"});YAHOO.util.Anim=function(B,A,C,D){if(!B){}this.init(B,A,C,D);};YAHOO.util.Anim.prototype={toString:function(){var A=this.getEl();var B=A.id||A.tagName||A;return("Anim "+B);},patterns:{noNegatives:/width|height|opacity|padding/i,offsetAttribute:/^((width|height)|(top|left))$/,defaultUnit:/width|height|top$|bottom$|left$|right$/i,offsetUnit:/\d+(em|%|en|ex|pt|in|cm|mm|pc)$/i},doMethod:function(A,C,B){return this.method(this.currentFrame,C,B-C,this.totalFrames);},setAttribute:function(A,C,B){if(this.patterns.noNegatives.test(A)){C=(C>0)?C:0;}YAHOO.util.Dom.setStyle(this.getEl(),A,C+B);},getAttribute:function(A){var C=this.getEl();var E=YAHOO.util.Dom.getStyle(C,A);if(E!=="auto"&&!this.patterns.offsetUnit.test(E)){return parseFloat(E);}var B=this.patterns.offsetAttribute.exec(A)||[];var F=!!(B[3]);var D=!!(B[2]);if(D||(YAHOO.util.Dom.getStyle(C,"position")=="absolute"&&F)){E=C["offset"+B[0].charAt(0).toUpperCase()+B[0].substr(1)];}else{E=0;}return E;},getDefaultUnit:function(A){if(this.patterns.defaultUnit.test(A)){return"px";}return"";},setRuntimeAttribute:function(B){var G;var C;var D=this.attributes;this.runtimeAttributes[B]={};var F=function(H){return(typeof H!=="undefined");};if(!F(D[B]["to"])&&!F(D[B]["by"])){return false;}G=(F(D[B]["from"]))?D[B]["from"]:this.getAttribute(B);if(F(D[B]["to"])){C=D[B]["to"];}else{if(F(D[B]["by"])){if(G.constructor==Array){C=[];for(var E=0,A=G.length;E<A;++E){C[E]=G[E]+D[B]["by"][E]*1;}}else{C=G+D[B]["by"]*1;}}}this.runtimeAttributes[B].start=G;this.runtimeAttributes[B].end=C;this.runtimeAttributes[B].unit=(F(D[B].unit))?D[B]["unit"]:this.getDefaultUnit(B);return true;},init:function(C,H,G,A){var B=false;var D=null;var F=0;C=YAHOO.util.Dom.get(C);this.attributes=H||{};this.duration=!YAHOO.lang.isUndefined(G)?G:1;this.method=A||YAHOO.util.Easing.easeNone;this.useSeconds=true;this.currentFrame=0;this.totalFrames=YAHOO.util.AnimMgr.fps;this.setEl=function(K){C=YAHOO.util.Dom.get(K);};this.getEl=function(){return C;};this.isAnimated=function(){return B;};this.getStartTime=function(){return D;};this.runtimeAttributes={};this.animate=function(){if(this.isAnimated()){return false;}this.currentFrame=0;this.totalFrames=(this.useSeconds)?Math.ceil(YAHOO.util.AnimMgr.fps*this.duration):this.duration;if(this.duration===0&&this.useSeconds){this.totalFrames=1;}YAHOO.util.AnimMgr.registerElement(this);return true;};this.stop=function(K){if(!this.isAnimated()){return false;}if(K){this.currentFrame=this.totalFrames;this._onTween.fire();}YAHOO.util.AnimMgr.stop(this);};var J=function(){this.onStart.fire();this.runtimeAttributes={};for(var K in this.attributes){this.setRuntimeAttribute(K);}B=true;F=0;D=new Date();};var I=function(){var M={duration:new Date()-this.getStartTime(),currentFrame:this.currentFrame};M.toString=function(){return("duration: "+M.duration+", currentFrame: "+M.currentFrame);};this.onTween.fire(M);var L=this.runtimeAttributes;for(var K in L){this.setAttribute(K,this.doMethod(K,L[K].start,L[K].end),L[K].unit);}F+=1;};var E=function(){var K=(new Date()-D)/1000;var L={duration:K,frames:F,fps:F/K};L.toString=function(){return("duration: "+L.duration+", frames: "+L.frames+", fps: "+L.fps);};B=false;F=0;this.onComplete.fire(L);};this._onStart=new YAHOO.util.CustomEvent("_start",this,true);this.onStart=new YAHOO.util.CustomEvent("start",this);this.onTween=new YAHOO.util.CustomEvent("tween",this);this._onTween=new YAHOO.util.CustomEvent("_tween",this,true);this.onComplete=new YAHOO.util.CustomEvent("complete",this);this._onComplete=new YAHOO.util.CustomEvent("_complete",this,true);this._onStart.subscribe(J);this._onTween.subscribe(I);this._onComplete.subscribe(E);}};YAHOO.util.AnimMgr=new function(){var C=null;var B=[];var A=0;this.fps=1000;this.delay=1;this.registerElement=function(F){B[B.length]=F;A+=1;F._onStart.fire();this.start();};this.unRegister=function(G,F){F=F||E(G);if(!G.isAnimated()||F==-1){return false;}G._onComplete.fire();B.splice(F,1);A-=1;if(A<=0){this.stop();}return true;};this.start=function(){if(C===null){C=setInterval(this.run,this.delay);}};this.stop=function(H){if(!H){clearInterval(C);for(var G=0,F=B.length;G<F;++G){this.unRegister(B[0],0);}B=[];C=null;A=0;}else{this.unRegister(H);}};this.run=function(){for(var H=0,F=B.length;H<F;++H){var G=B[H];if(!G||!G.isAnimated()){continue;}if(G.currentFrame<G.totalFrames||G.totalFrames===null){G.currentFrame+=1;if(G.useSeconds){D(G);}G._onTween.fire();}else{YAHOO.util.AnimMgr.stop(G,H);}}};var E=function(H){for(var G=0,F=B.length;G<F;++G){if(B[G]==H){return G;}}return -1;};var D=function(G){var J=G.totalFrames;var I=G.currentFrame;var H=(G.currentFrame*G.duration*1000/G.totalFrames);var F=(new Date()-G.getStartTime());var K=0;if(F<G.duration*1000){K=Math.round((F/H-1)*G.currentFrame);}else{K=J-(I+1);}if(K>0&&isFinite(K)){if(G.currentFrame+K>=J){K=J-(I+1);}G.currentFrame+=K;}};};YAHOO.util.Bezier=new function(){this.getPosition=function(E,D){var F=E.length;var C=[];for(var B=0;B<F;++B){C[B]=[E[B][0],E[B][1]];}for(var A=1;A<F;++A){for(B=0;B<F-A;++B){C[B][0]=(1-D)*C[B][0]+D*C[parseInt(B+1,10)][0];C[B][1]=(1-D)*C[B][1]+D*C[parseInt(B+1,10)][1];}}return[C[0][0],C[0][1]];};};(function(){YAHOO.util.ColorAnim=function(E,D,F,G){YAHOO.util.ColorAnim.superclass.constructor.call(this,E,D,F,G);};YAHOO.extend(YAHOO.util.ColorAnim,YAHOO.util.Anim);var B=YAHOO.util;var C=B.ColorAnim.superclass;var A=B.ColorAnim.prototype;A.toString=function(){var D=this.getEl();var E=D.id||D.tagName;return("ColorAnim "+E);};A.patterns.color=/color$/i;A.patterns.rgb=/^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i;A.patterns.hex=/^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i;A.patterns.hex3=/^#?([0-9A-F]{1})([0-9A-F]{1})([0-9A-F]{1})$/i;A.patterns.transparent=/^transparent|rgba\(0, 0, 0, 0\)$/;A.parseColor=function(D){if(D.length==3){return D;}var E=this.patterns.hex.exec(D);if(E&&E.length==4){return[parseInt(E[1],16),parseInt(E[2],16),parseInt(E[3],16)];}E=this.patterns.rgb.exec(D);if(E&&E.length==4){return[parseInt(E[1],10),parseInt(E[2],10),parseInt(E[3],10)];
}E=this.patterns.hex3.exec(D);if(E&&E.length==4){return[parseInt(E[1]+E[1],16),parseInt(E[2]+E[2],16),parseInt(E[3]+E[3],16)];}return null;};A.getAttribute=function(D){var F=this.getEl();if(this.patterns.color.test(D)){var G=YAHOO.util.Dom.getStyle(F,D);if(this.patterns.transparent.test(G)){var E=F.parentNode;G=B.Dom.getStyle(E,D);while(E&&this.patterns.transparent.test(G)){E=E.parentNode;G=B.Dom.getStyle(E,D);if(E.tagName.toUpperCase()=="HTML"){G="#fff";}}}}else{G=C.getAttribute.call(this,D);}return G;};A.doMethod=function(E,I,F){var H;if(this.patterns.color.test(E)){H=[];for(var G=0,D=I.length;G<D;++G){H[G]=C.doMethod.call(this,E,I[G],F[G]);}H="rgb("+Math.floor(H[0])+","+Math.floor(H[1])+","+Math.floor(H[2])+")";}else{H=C.doMethod.call(this,E,I,F);}return H;};A.setRuntimeAttribute=function(E){C.setRuntimeAttribute.call(this,E);if(this.patterns.color.test(E)){var G=this.attributes;var I=this.parseColor(this.runtimeAttributes[E].start);var F=this.parseColor(this.runtimeAttributes[E].end);if(typeof G[E]["to"]==="undefined"&&typeof G[E]["by"]!=="undefined"){F=this.parseColor(G[E].by);for(var H=0,D=I.length;H<D;++H){F[H]=I[H]+F[H];}}this.runtimeAttributes[E].start=I;this.runtimeAttributes[E].end=F;}};})();YAHOO.util.Easing={easeNone:function(B,A,D,C){return D*B/C+A;},easeIn:function(B,A,D,C){return D*(B/=C)*B+A;},easeOut:function(B,A,D,C){return -D*(B/=C)*(B-2)+A;},easeBoth:function(B,A,D,C){if((B/=C/2)<1){return D/2*B*B+A;}return -D/2*((--B)*(B-2)-1)+A;},easeInStrong:function(B,A,D,C){return D*(B/=C)*B*B*B+A;},easeOutStrong:function(B,A,D,C){return -D*((B=B/C-1)*B*B*B-1)+A;},easeBothStrong:function(B,A,D,C){if((B/=C/2)<1){return D/2*B*B*B*B+A;}return -D/2*((B-=2)*B*B*B-2)+A;},elasticIn:function(C,A,G,F,B,E){if(C==0){return A;}if((C/=F)==1){return A+G;}if(!E){E=F*0.3;}if(!B||B<Math.abs(G)){B=G;var D=E/4;}else{var D=E/(2*Math.PI)*Math.asin(G/B);}return -(B*Math.pow(2,10*(C-=1))*Math.sin((C*F-D)*(2*Math.PI)/E))+A;},elasticOut:function(C,A,G,F,B,E){if(C==0){return A;}if((C/=F)==1){return A+G;}if(!E){E=F*0.3;}if(!B||B<Math.abs(G)){B=G;var D=E/4;}else{var D=E/(2*Math.PI)*Math.asin(G/B);}return B*Math.pow(2,-10*C)*Math.sin((C*F-D)*(2*Math.PI)/E)+G+A;},elasticBoth:function(C,A,G,F,B,E){if(C==0){return A;}if((C/=F/2)==2){return A+G;}if(!E){E=F*(0.3*1.5);}if(!B||B<Math.abs(G)){B=G;var D=E/4;}else{var D=E/(2*Math.PI)*Math.asin(G/B);}if(C<1){return -0.5*(B*Math.pow(2,10*(C-=1))*Math.sin((C*F-D)*(2*Math.PI)/E))+A;}return B*Math.pow(2,-10*(C-=1))*Math.sin((C*F-D)*(2*Math.PI)/E)*0.5+G+A;},backIn:function(B,A,E,D,C){if(typeof C=="undefined"){C=1.70158;}return E*(B/=D)*B*((C+1)*B-C)+A;},backOut:function(B,A,E,D,C){if(typeof C=="undefined"){C=1.70158;}return E*((B=B/D-1)*B*((C+1)*B+C)+1)+A;},backBoth:function(B,A,E,D,C){if(typeof C=="undefined"){C=1.70158;}if((B/=D/2)<1){return E/2*(B*B*(((C*=(1.525))+1)*B-C))+A;}return E/2*((B-=2)*B*(((C*=(1.525))+1)*B+C)+2)+A;},bounceIn:function(B,A,D,C){return D-YAHOO.util.Easing.bounceOut(C-B,0,D,C)+A;},bounceOut:function(B,A,D,C){if((B/=C)<(1/2.75)){return D*(7.5625*B*B)+A;}else{if(B<(2/2.75)){return D*(7.5625*(B-=(1.5/2.75))*B+0.75)+A;}else{if(B<(2.5/2.75)){return D*(7.5625*(B-=(2.25/2.75))*B+0.9375)+A;}}}return D*(7.5625*(B-=(2.625/2.75))*B+0.984375)+A;},bounceBoth:function(B,A,D,C){if(B<C/2){return YAHOO.util.Easing.bounceIn(B*2,0,D,C)*0.5+A;}return YAHOO.util.Easing.bounceOut(B*2-C,0,D,C)*0.5+D*0.5+A;}};(function(){YAHOO.util.Motion=function(G,F,H,I){if(G){YAHOO.util.Motion.superclass.constructor.call(this,G,F,H,I);}};YAHOO.extend(YAHOO.util.Motion,YAHOO.util.ColorAnim);var D=YAHOO.util;var E=D.Motion.superclass;var B=D.Motion.prototype;B.toString=function(){var F=this.getEl();var G=F.id||F.tagName;return("Motion "+G);};B.patterns.points=/^points$/i;B.setAttribute=function(F,H,G){if(this.patterns.points.test(F)){G=G||"px";E.setAttribute.call(this,"left",H[0],G);E.setAttribute.call(this,"top",H[1],G);}else{E.setAttribute.call(this,F,H,G);}};B.getAttribute=function(F){if(this.patterns.points.test(F)){var G=[E.getAttribute.call(this,"left"),E.getAttribute.call(this,"top")];}else{G=E.getAttribute.call(this,F);}return G;};B.doMethod=function(F,J,G){var I=null;if(this.patterns.points.test(F)){var H=this.method(this.currentFrame,0,100,this.totalFrames)/100;I=D.Bezier.getPosition(this.runtimeAttributes[F],H);}else{I=E.doMethod.call(this,F,J,G);}return I;};B.setRuntimeAttribute=function(O){if(this.patterns.points.test(O)){var G=this.getEl();var I=this.attributes;var F;var K=I["points"]["control"]||[];var H;var L,N;if(K.length>0&&!(K[0] instanceof Array)){K=[K];}else{var J=[];for(L=0,N=K.length;L<N;++L){J[L]=K[L];}K=J;}if(D.Dom.getStyle(G,"position")=="static"){D.Dom.setStyle(G,"position","relative");}if(C(I["points"]["from"])){D.Dom.setXY(G,I["points"]["from"]);}else{D.Dom.setXY(G,D.Dom.getXY(G));}F=this.getAttribute("points");if(C(I["points"]["to"])){H=A.call(this,I["points"]["to"],F);var M=D.Dom.getXY(this.getEl());for(L=0,N=K.length;L<N;++L){K[L]=A.call(this,K[L],F);}}else{if(C(I["points"]["by"])){H=[F[0]+I["points"]["by"][0],F[1]+I["points"]["by"][1]];for(L=0,N=K.length;L<N;++L){K[L]=[F[0]+K[L][0],F[1]+K[L][1]];}}}this.runtimeAttributes[O]=[F];if(K.length>0){this.runtimeAttributes[O]=this.runtimeAttributes[O].concat(K);}this.runtimeAttributes[O][this.runtimeAttributes[O].length]=H;}else{E.setRuntimeAttribute.call(this,O);}};var A=function(F,H){var G=D.Dom.getXY(this.getEl());F=[F[0]-G[0]+H[0],F[1]-G[1]+H[1]];return F;};var C=function(F){return(typeof F!=="undefined");};})();(function(){YAHOO.util.Scroll=function(E,D,F,G){if(E){YAHOO.util.Scroll.superclass.constructor.call(this,E,D,F,G);}};YAHOO.extend(YAHOO.util.Scroll,YAHOO.util.ColorAnim);var B=YAHOO.util;var C=B.Scroll.superclass;var A=B.Scroll.prototype;A.toString=function(){var D=this.getEl();var E=D.id||D.tagName;return("Scroll "+E);};A.doMethod=function(D,G,E){var F=null;if(D=="scroll"){F=[this.method(this.currentFrame,G[0],E[0]-G[0],this.totalFrames),this.method(this.currentFrame,G[1],E[1]-G[1],this.totalFrames)];
}else{F=C.doMethod.call(this,D,G,E);}return F;};A.getAttribute=function(D){var F=null;var E=this.getEl();if(D=="scroll"){F=[E.scrollLeft,E.scrollTop];}else{F=C.getAttribute.call(this,D);}return F;};A.setAttribute=function(D,G,F){var E=this.getEl();if(D=="scroll"){E.scrollLeft=G[0];E.scrollTop=G[1];}else{C.setAttribute.call(this,D,G,F);}};})();YAHOO.register("animation",YAHOO.util.Anim,{version:"2.4.1",build:"742"});if(!YAHOO.util.DragDropMgr){YAHOO.util.DragDropMgr=function(){var A=YAHOO.util.Event;return{ids:{},handleIds:{},dragCurrent:null,dragOvers:{},deltaX:0,deltaY:0,preventDefault:true,stopPropagation:true,initialized:false,locked:false,interactionInfo:null,init:function(){this.initialized=true;},POINT:0,INTERSECT:1,STRICT_INTERSECT:2,mode:0,_execOnAll:function(D,C){for(var E in this.ids){for(var B in this.ids[E]){var F=this.ids[E][B];if(!this.isTypeOfDD(F)){continue;}F[D].apply(F,C);}}},_onLoad:function(){this.init();A.on(document,"mouseup",this.handleMouseUp,this,true);A.on(document,"mousemove",this.handleMouseMove,this,true);A.on(window,"unload",this._onUnload,this,true);A.on(window,"resize",this._onResize,this,true);},_onResize:function(B){this._execOnAll("resetConstraints",[]);},lock:function(){this.locked=true;},unlock:function(){this.locked=false;},isLocked:function(){return this.locked;},locationCache:{},useCache:true,clickPixelThresh:3,clickTimeThresh:1000,dragThreshMet:false,clickTimeout:null,startX:0,startY:0,fromTimeout:false,regDragDrop:function(C,B){if(!this.initialized){this.init();}if(!this.ids[B]){this.ids[B]={};}this.ids[B][C.id]=C;},removeDDFromGroup:function(D,B){if(!this.ids[B]){this.ids[B]={};}var C=this.ids[B];if(C&&C[D.id]){delete C[D.id];}},_remove:function(C){for(var B in C.groups){if(B&&this.ids[B][C.id]){delete this.ids[B][C.id];}}delete this.handleIds[C.id];},regHandle:function(C,B){if(!this.handleIds[C]){this.handleIds[C]={};}this.handleIds[C][B]=B;},isDragDrop:function(B){return(this.getDDById(B))?true:false;},getRelated:function(G,C){var F=[];for(var E in G.groups){for(var D in this.ids[E]){var B=this.ids[E][D];if(!this.isTypeOfDD(B)){continue;}if(!C||B.isTarget){F[F.length]=B;}}}return F;},isLegalTarget:function(F,E){var C=this.getRelated(F,true);for(var D=0,B=C.length;D<B;++D){if(C[D].id==E.id){return true;}}return false;},isTypeOfDD:function(B){return(B&&B.__ygDragDrop);},isHandle:function(C,B){return(this.handleIds[C]&&this.handleIds[C][B]);},getDDById:function(C){for(var B in this.ids){if(this.ids[B][C]){return this.ids[B][C];}}return null;},handleMouseDown:function(D,C){this.currentTarget=YAHOO.util.Event.getTarget(D);this.dragCurrent=C;var B=C.getEl();this.startX=YAHOO.util.Event.getPageX(D);this.startY=YAHOO.util.Event.getPageY(D);this.deltaX=this.startX-B.offsetLeft;this.deltaY=this.startY-B.offsetTop;this.dragThreshMet=false;this.clickTimeout=setTimeout(function(){var E=YAHOO.util.DDM;E.startDrag(E.startX,E.startY);E.fromTimeout=true;},this.clickTimeThresh);},startDrag:function(B,D){clearTimeout(this.clickTimeout);var C=this.dragCurrent;if(C){C.b4StartDrag(B,D);}if(C){C.startDrag(B,D);}this.dragThreshMet=true;},handleMouseUp:function(B){if(this.dragCurrent){clearTimeout(this.clickTimeout);if(this.dragThreshMet){if(this.fromTimeout){this.handleMouseMove(B);}this.fromTimeout=false;this.fireEvents(B,true);}else{}this.stopDrag(B);this.stopEvent(B);}},stopEvent:function(B){if(this.stopPropagation){YAHOO.util.Event.stopPropagation(B);}if(this.preventDefault){YAHOO.util.Event.preventDefault(B);}},stopDrag:function(C,B){if(this.dragCurrent&&!B){if(this.dragThreshMet){this.dragCurrent.b4EndDrag(C);this.dragCurrent.endDrag(C);}this.dragCurrent.onMouseUp(C);}this.dragCurrent=null;this.dragOvers={};},handleMouseMove:function(E){var B=this.dragCurrent;if(B){if(YAHOO.util.Event.isIE&&!E.button){this.stopEvent(E);return this.handleMouseUp(E);}if(!this.dragThreshMet){var D=Math.abs(this.startX-YAHOO.util.Event.getPageX(E));var C=Math.abs(this.startY-YAHOO.util.Event.getPageY(E));if(D>this.clickPixelThresh||C>this.clickPixelThresh){this.startDrag(this.startX,this.startY);}}if(this.dragThreshMet){B.b4Drag(E);if(B){B.onDrag(E);}if(B){this.fireEvents(E,false);}}this.stopEvent(E);}},fireEvents:function(T,J){var V=this.dragCurrent;if(!V||V.isLocked()||V.dragOnly){return ;}var L=YAHOO.util.Event.getPageX(T),K=YAHOO.util.Event.getPageY(T),M=new YAHOO.util.Point(L,K),H=V.getTargetCoord(M.x,M.y),E=V.getDragEl(),S=new YAHOO.util.Region(H.y,H.x+E.offsetWidth,H.y+E.offsetHeight,H.x),G=[],I=[],D=[],U=[],R=[],C={},N=[];for(var P in this.dragOvers){var W=this.dragOvers[P];if(!this.isTypeOfDD(W)){continue;}if(!this.isOverTarget(M,W,this.mode,S)){I.push(W);}G[P]=true;delete this.dragOvers[P];}for(var O in V.groups){if("string"!=typeof O){continue;}for(P in this.ids[O]){var F=this.ids[O][P];if(!this.isTypeOfDD(F)){continue;}if(F.isTarget&&!F.isLocked()&&F!=V){if(this.isOverTarget(M,F,this.mode,S)){C[O]=true;if(J){U.push(F);}else{if(!G[F.id]){R.push(F);}else{D.push(F);}this.dragOvers[F.id]=F;}}}}}this.interactionInfo={out:I,enter:R,over:D,drop:U,point:M,draggedRegion:S,sourceRegion:this.locationCache[V.id],validDrop:J};for(var B in C){N.push(B);}if(J&&!U.length){this.interactionInfo.validDrop=false;V.onInvalidDrop(T);}if(this.mode){if(I.length){V.b4DragOut(T,I);if(V){V.onDragOut(T,I);}}if(R.length){if(V){V.onDragEnter(T,R,N);}}if(D.length){if(V){V.b4DragOver(T,D,N);}if(V){V.onDragOver(T,D,N);}}if(U.length){if(V){V.b4DragDrop(T,U,N);}if(V){V.onDragDrop(T,U,N);}}}else{var Q=0;for(P=0,Q=I.length;P<Q;++P){if(V){V.b4DragOut(T,I[P].id,N[0]);}if(V){V.onDragOut(T,I[P].id,N[0]);}}for(P=0,Q=R.length;P<Q;++P){if(V){V.onDragEnter(T,R[P].id,N[0]);}}for(P=0,Q=D.length;P<Q;++P){if(V){V.b4DragOver(T,D[P].id,N[0]);}if(V){V.onDragOver(T,D[P].id,N[0]);}}for(P=0,Q=U.length;P<Q;++P){if(V){V.b4DragDrop(T,U[P].id,N[0]);}if(V){V.onDragDrop(T,U[P].id,N[0]);}}}},getBestMatch:function(D){var F=null;var C=D.length;if(C==1){F=D[0];}else{for(var E=0;E<C;++E){var B=D[E];if(this.mode==this.INTERSECT&&B.cursorIsOver){F=B;break;}else{if(!F||!F.overlap||(B.overlap&&F.overlap.getArea()<B.overlap.getArea())){F=B;}}}}return F;},refreshCache:function(C){var E=C||this.ids;for(var B in E){if("string"!=typeof B){continue;}for(var D in this.ids[B]){var F=this.ids[B][D];if(this.isTypeOfDD(F)){var G=this.getLocation(F);if(G){this.locationCache[F.id]=G;}else{delete this.locationCache[F.id];}}}}},verifyEl:function(C){try{if(C){var B=C.offsetParent;
if(B){return true;}}}catch(D){}return false;},getLocation:function(G){if(!this.isTypeOfDD(G)){return null;}var E=G.getEl(),J,D,C,L,K,M,B,I,F;try{J=YAHOO.util.Dom.getXY(E);}catch(H){}if(!J){return null;}D=J[0];C=D+E.offsetWidth;L=J[1];K=L+E.offsetHeight;M=L-G.padding[0];B=C+G.padding[1];I=K+G.padding[2];F=D-G.padding[3];return new YAHOO.util.Region(M,B,I,F);},isOverTarget:function(J,B,D,E){var F=this.locationCache[B.id];if(!F||!this.useCache){F=this.getLocation(B);this.locationCache[B.id]=F;}if(!F){return false;}B.cursorIsOver=F.contains(J);var I=this.dragCurrent;if(!I||(!D&&!I.constrainX&&!I.constrainY)){return B.cursorIsOver;}B.overlap=null;if(!E){var G=I.getTargetCoord(J.x,J.y);var C=I.getDragEl();E=new YAHOO.util.Region(G.y,G.x+C.offsetWidth,G.y+C.offsetHeight,G.x);}var H=E.intersect(F);if(H){B.overlap=H;return(D)?true:B.cursorIsOver;}else{return false;}},_onUnload:function(C,B){this.unregAll();},unregAll:function(){if(this.dragCurrent){this.stopDrag();this.dragCurrent=null;}this._execOnAll("unreg",[]);this.ids={};},elementCache:{},getElWrapper:function(C){var B=this.elementCache[C];if(!B||!B.el){B=this.elementCache[C]=new this.ElementWrapper(YAHOO.util.Dom.get(C));}return B;},getElement:function(B){return YAHOO.util.Dom.get(B);},getCss:function(C){var B=YAHOO.util.Dom.get(C);return(B)?B.style:null;},ElementWrapper:function(B){this.el=B||null;this.id=this.el&&B.id;this.css=this.el&&B.style;},getPosX:function(B){return YAHOO.util.Dom.getX(B);},getPosY:function(B){return YAHOO.util.Dom.getY(B);},swapNode:function(D,B){if(D.swapNode){D.swapNode(B);}else{var E=B.parentNode;var C=B.nextSibling;if(C==D){E.insertBefore(D,B);}else{if(B==D.nextSibling){E.insertBefore(B,D);}else{D.parentNode.replaceChild(B,D);E.insertBefore(D,C);}}}},getScroll:function(){var D,B,E=document.documentElement,C=document.body;if(E&&(E.scrollTop||E.scrollLeft)){D=E.scrollTop;B=E.scrollLeft;}else{if(C){D=C.scrollTop;B=C.scrollLeft;}else{}}return{top:D,left:B};},getStyle:function(C,B){return YAHOO.util.Dom.getStyle(C,B);},getScrollTop:function(){return this.getScroll().top;},getScrollLeft:function(){return this.getScroll().left;},moveToEl:function(B,D){var C=YAHOO.util.Dom.getXY(D);YAHOO.util.Dom.setXY(B,C);},getClientHeight:function(){return YAHOO.util.Dom.getViewportHeight();},getClientWidth:function(){return YAHOO.util.Dom.getViewportWidth();},numericSort:function(C,B){return(C-B);},_timeoutCount:0,_addListeners:function(){var B=YAHOO.util.DDM;if(YAHOO.util.Event&&document){B._onLoad();}else{if(B._timeoutCount>2000){}else{setTimeout(B._addListeners,10);if(document&&document.body){B._timeoutCount+=1;}}}},handleWasClicked:function(B,D){if(this.isHandle(D,B.id)){return true;}else{var C=B.parentNode;while(C){if(this.isHandle(D,C.id)){return true;}else{C=C.parentNode;}}}return false;}};}();YAHOO.util.DDM=YAHOO.util.DragDropMgr;YAHOO.util.DDM._addListeners();}(function(){var A=YAHOO.util.Event;var B=YAHOO.util.Dom;YAHOO.util.DragDrop=function(E,C,D){if(E){this.init(E,C,D);}};YAHOO.util.DragDrop.prototype={id:null,config:null,dragElId:null,handleElId:null,invalidHandleTypes:null,invalidHandleIds:null,invalidHandleClasses:null,startPageX:0,startPageY:0,groups:null,locked:false,lock:function(){this.locked=true;},unlock:function(){this.locked=false;},isTarget:true,padding:null,dragOnly:false,_domRef:null,__ygDragDrop:true,constrainX:false,constrainY:false,minX:0,maxX:0,minY:0,maxY:0,deltaX:0,deltaY:0,maintainOffset:false,xTicks:null,yTicks:null,primaryButtonOnly:true,available:false,hasOuterHandles:false,cursorIsOver:false,overlap:null,b4StartDrag:function(C,D){},startDrag:function(C,D){},b4Drag:function(C){},onDrag:function(C){},onDragEnter:function(C,D){},b4DragOver:function(C){},onDragOver:function(C,D){},b4DragOut:function(C){},onDragOut:function(C,D){},b4DragDrop:function(C){},onDragDrop:function(C,D){},onInvalidDrop:function(C){},b4EndDrag:function(C){},endDrag:function(C){},b4MouseDown:function(C){},onMouseDown:function(C){},onMouseUp:function(C){},onAvailable:function(){},getEl:function(){if(!this._domRef){this._domRef=B.get(this.id);}return this._domRef;},getDragEl:function(){return B.get(this.dragElId);},init:function(E,C,D){this.initTarget(E,C,D);A.on(this._domRef||this.id,"mousedown",this.handleMouseDown,this,true);},initTarget:function(E,C,D){this.config=D||{};this.DDM=YAHOO.util.DDM;this.groups={};if(typeof E!=="string"){this._domRef=E;E=B.generateId(E);}this.id=E;this.addToGroup((C)?C:"default");this.handleElId=E;A.onAvailable(E,this.handleOnAvailable,this,true);this.setDragElId(E);this.invalidHandleTypes={A:"A"};this.invalidHandleIds={};this.invalidHandleClasses=[];this.applyConfig();},applyConfig:function(){this.padding=this.config.padding||[0,0,0,0];this.isTarget=(this.config.isTarget!==false);this.maintainOffset=(this.config.maintainOffset);this.primaryButtonOnly=(this.config.primaryButtonOnly!==false);this.dragOnly=((this.config.dragOnly===true)?true:false);},handleOnAvailable:function(){this.available=true;this.resetConstraints();this.onAvailable();},setPadding:function(E,C,F,D){if(!C&&0!==C){this.padding=[E,E,E,E];}else{if(!F&&0!==F){this.padding=[E,C,E,C];}else{this.padding=[E,C,F,D];}}},setInitPosition:function(F,E){var G=this.getEl();if(!this.DDM.verifyEl(G)){return ;}var D=F||0;var C=E||0;var H=B.getXY(G);this.initPageX=H[0]-D;this.initPageY=H[1]-C;this.lastPageX=H[0];this.lastPageY=H[1];this.setStartPosition(H);},setStartPosition:function(D){var C=D||B.getXY(this.getEl());this.deltaSetXY=null;this.startPageX=C[0];this.startPageY=C[1];},addToGroup:function(C){this.groups[C]=true;this.DDM.regDragDrop(this,C);},removeFromGroup:function(C){if(this.groups[C]){delete this.groups[C];}this.DDM.removeDDFromGroup(this,C);},setDragElId:function(C){this.dragElId=C;},setHandleElId:function(C){if(typeof C!=="string"){C=B.generateId(C);}this.handleElId=C;this.DDM.regHandle(this.id,C);},setOuterHandleElId:function(C){if(typeof C!=="string"){C=B.generateId(C);}A.on(C,"mousedown",this.handleMouseDown,this,true);this.setHandleElId(C);
this.hasOuterHandles=true;},unreg:function(){A.removeListener(this.id,"mousedown",this.handleMouseDown);this._domRef=null;this.DDM._remove(this);},isLocked:function(){return(this.DDM.isLocked()||this.locked);},handleMouseDown:function(H,G){var D=H.which||H.button;if(this.primaryButtonOnly&&D>1){return ;}if(this.isLocked()){return ;}var C=this.b4MouseDown(H);var E=this.onMouseDown(H);if((C===false)||(E===false)){return ;}this.DDM.refreshCache(this.groups);var F=new YAHOO.util.Point(A.getPageX(H),A.getPageY(H));if(!this.hasOuterHandles&&!this.DDM.isOverTarget(F,this)){}else{if(this.clickValidator(H)){this.setStartPosition();this.DDM.handleMouseDown(H,this);this.DDM.stopEvent(H);}else{}}},clickValidator:function(D){var C=A.getTarget(D);return(this.isValidHandleChild(C)&&(this.id==this.handleElId||this.DDM.handleWasClicked(C,this.id)));},getTargetCoord:function(E,D){var C=E-this.deltaX;var F=D-this.deltaY;if(this.constrainX){if(C<this.minX){C=this.minX;}if(C>this.maxX){C=this.maxX;}}if(this.constrainY){if(F<this.minY){F=this.minY;}if(F>this.maxY){F=this.maxY;}}C=this.getTick(C,this.xTicks);F=this.getTick(F,this.yTicks);return{x:C,y:F};},addInvalidHandleType:function(C){var D=C.toUpperCase();this.invalidHandleTypes[D]=D;},addInvalidHandleId:function(C){if(typeof C!=="string"){C=B.generateId(C);}this.invalidHandleIds[C]=C;},addInvalidHandleClass:function(C){this.invalidHandleClasses.push(C);},removeInvalidHandleType:function(C){var D=C.toUpperCase();delete this.invalidHandleTypes[D];},removeInvalidHandleId:function(C){if(typeof C!=="string"){C=B.generateId(C);}delete this.invalidHandleIds[C];},removeInvalidHandleClass:function(D){for(var E=0,C=this.invalidHandleClasses.length;E<C;++E){if(this.invalidHandleClasses[E]==D){delete this.invalidHandleClasses[E];}}},isValidHandleChild:function(F){var E=true;var H;try{H=F.nodeName.toUpperCase();}catch(G){H=F.nodeName;}E=E&&!this.invalidHandleTypes[H];E=E&&!this.invalidHandleIds[F.id];for(var D=0,C=this.invalidHandleClasses.length;E&&D<C;++D){E=!B.hasClass(F,this.invalidHandleClasses[D]);}return E;},setXTicks:function(F,C){this.xTicks=[];this.xTickSize=C;var E={};for(var D=this.initPageX;D>=this.minX;D=D-C){if(!E[D]){this.xTicks[this.xTicks.length]=D;E[D]=true;}}for(D=this.initPageX;D<=this.maxX;D=D+C){if(!E[D]){this.xTicks[this.xTicks.length]=D;E[D]=true;}}this.xTicks.sort(this.DDM.numericSort);},setYTicks:function(F,C){this.yTicks=[];this.yTickSize=C;var E={};for(var D=this.initPageY;D>=this.minY;D=D-C){if(!E[D]){this.yTicks[this.yTicks.length]=D;E[D]=true;}}for(D=this.initPageY;D<=this.maxY;D=D+C){if(!E[D]){this.yTicks[this.yTicks.length]=D;E[D]=true;}}this.yTicks.sort(this.DDM.numericSort);},setXConstraint:function(E,D,C){this.leftConstraint=parseInt(E,10);this.rightConstraint=parseInt(D,10);this.minX=this.initPageX-this.leftConstraint;this.maxX=this.initPageX+this.rightConstraint;if(C){this.setXTicks(this.initPageX,C);}this.constrainX=true;},clearConstraints:function(){this.constrainX=false;this.constrainY=false;this.clearTicks();},clearTicks:function(){this.xTicks=null;this.yTicks=null;this.xTickSize=0;this.yTickSize=0;},setYConstraint:function(C,E,D){this.topConstraint=parseInt(C,10);this.bottomConstraint=parseInt(E,10);this.minY=this.initPageY-this.topConstraint;this.maxY=this.initPageY+this.bottomConstraint;if(D){this.setYTicks(this.initPageY,D);}this.constrainY=true;},resetConstraints:function(){if(this.initPageX||this.initPageX===0){var D=(this.maintainOffset)?this.lastPageX-this.initPageX:0;var C=(this.maintainOffset)?this.lastPageY-this.initPageY:0;this.setInitPosition(D,C);}else{this.setInitPosition();}if(this.constrainX){this.setXConstraint(this.leftConstraint,this.rightConstraint,this.xTickSize);}if(this.constrainY){this.setYConstraint(this.topConstraint,this.bottomConstraint,this.yTickSize);}},getTick:function(I,F){if(!F){return I;}else{if(F[0]>=I){return F[0];}else{for(var D=0,C=F.length;D<C;++D){var E=D+1;if(F[E]&&F[E]>=I){var H=I-F[D];var G=F[E]-I;return(G>H)?F[D]:F[E];}}return F[F.length-1];}}},toString:function(){return("DragDrop "+this.id);}};})();YAHOO.util.DD=function(C,A,B){if(C){this.init(C,A,B);}};YAHOO.extend(YAHOO.util.DD,YAHOO.util.DragDrop,{scroll:true,autoOffset:function(C,B){var A=C-this.startPageX;var D=B-this.startPageY;this.setDelta(A,D);},setDelta:function(B,A){this.deltaX=B;this.deltaY=A;},setDragElPos:function(C,B){var A=this.getDragEl();this.alignElWithMouse(A,C,B);},alignElWithMouse:function(C,G,F){var E=this.getTargetCoord(G,F);if(!this.deltaSetXY){var H=[E.x,E.y];YAHOO.util.Dom.setXY(C,H);var D=parseInt(YAHOO.util.Dom.getStyle(C,"left"),10);var B=parseInt(YAHOO.util.Dom.getStyle(C,"top"),10);this.deltaSetXY=[D-E.x,B-E.y];}else{YAHOO.util.Dom.setStyle(C,"left",(E.x+this.deltaSetXY[0])+"px");YAHOO.util.Dom.setStyle(C,"top",(E.y+this.deltaSetXY[1])+"px");}this.cachePosition(E.x,E.y);var A=this;setTimeout(function(){A.autoScroll.call(A,E.x,E.y,C.offsetHeight,C.offsetWidth);},0);},cachePosition:function(B,A){if(B){this.lastPageX=B;this.lastPageY=A;}else{var C=YAHOO.util.Dom.getXY(this.getEl());this.lastPageX=C[0];this.lastPageY=C[1];}},autoScroll:function(J,I,E,K){if(this.scroll){var L=this.DDM.getClientHeight();var B=this.DDM.getClientWidth();var N=this.DDM.getScrollTop();var D=this.DDM.getScrollLeft();var H=E+I;var M=K+J;var G=(L+N-I-this.deltaY);var F=(B+D-J-this.deltaX);var C=40;var A=(document.all)?80:30;if(H>L&&G<C){window.scrollTo(D,N+A);}if(I<N&&N>0&&I-N<C){window.scrollTo(D,N-A);}if(M>B&&F<C){window.scrollTo(D+A,N);}if(J<D&&D>0&&J-D<C){window.scrollTo(D-A,N);}}},applyConfig:function(){YAHOO.util.DD.superclass.applyConfig.call(this);this.scroll=(this.config.scroll!==false);},b4MouseDown:function(A){this.setStartPosition();this.autoOffset(YAHOO.util.Event.getPageX(A),YAHOO.util.Event.getPageY(A));},b4Drag:function(A){this.setDragElPos(YAHOO.util.Event.getPageX(A),YAHOO.util.Event.getPageY(A));},toString:function(){return("DD "+this.id);}});YAHOO.util.DDProxy=function(C,A,B){if(C){this.init(C,A,B);this.initFrame();
}};YAHOO.util.DDProxy.dragElId="ygddfdiv";YAHOO.extend(YAHOO.util.DDProxy,YAHOO.util.DD,{resizeFrame:true,centerFrame:false,createFrame:function(){var B=this,A=document.body;if(!A||!A.firstChild){setTimeout(function(){B.createFrame();},50);return ;}var F=this.getDragEl(),E=YAHOO.util.Dom;if(!F){F=document.createElement("div");F.id=this.dragElId;var D=F.style;D.position="absolute";D.visibility="hidden";D.cursor="move";D.border="2px solid #aaa";D.zIndex=999;D.height="25px";D.width="25px";var C=document.createElement("div");E.setStyle(C,"height","100%");E.setStyle(C,"width","100%");E.setStyle(C,"background-color","#ccc");E.setStyle(C,"opacity","0");F.appendChild(C);A.insertBefore(F,A.firstChild);}},initFrame:function(){this.createFrame();},applyConfig:function(){YAHOO.util.DDProxy.superclass.applyConfig.call(this);this.resizeFrame=(this.config.resizeFrame!==false);this.centerFrame=(this.config.centerFrame);this.setDragElId(this.config.dragElId||YAHOO.util.DDProxy.dragElId);},showFrame:function(E,D){var C=this.getEl();var A=this.getDragEl();var B=A.style;this._resizeProxy();if(this.centerFrame){this.setDelta(Math.round(parseInt(B.width,10)/2),Math.round(parseInt(B.height,10)/2));}this.setDragElPos(E,D);YAHOO.util.Dom.setStyle(A,"visibility","visible");},_resizeProxy:function(){if(this.resizeFrame){var H=YAHOO.util.Dom;var B=this.getEl();var C=this.getDragEl();var G=parseInt(H.getStyle(C,"borderTopWidth"),10);var I=parseInt(H.getStyle(C,"borderRightWidth"),10);var F=parseInt(H.getStyle(C,"borderBottomWidth"),10);var D=parseInt(H.getStyle(C,"borderLeftWidth"),10);if(isNaN(G)){G=0;}if(isNaN(I)){I=0;}if(isNaN(F)){F=0;}if(isNaN(D)){D=0;}var E=Math.max(0,B.offsetWidth-I-D);var A=Math.max(0,B.offsetHeight-G-F);H.setStyle(C,"width",E+"px");H.setStyle(C,"height",A+"px");}},b4MouseDown:function(B){this.setStartPosition();var A=YAHOO.util.Event.getPageX(B);var C=YAHOO.util.Event.getPageY(B);this.autoOffset(A,C);},b4StartDrag:function(A,B){this.showFrame(A,B);},b4EndDrag:function(A){YAHOO.util.Dom.setStyle(this.getDragEl(),"visibility","hidden");},endDrag:function(D){var C=YAHOO.util.Dom;var B=this.getEl();var A=this.getDragEl();C.setStyle(A,"visibility","");C.setStyle(B,"visibility","hidden");YAHOO.util.DDM.moveToEl(B,A);C.setStyle(A,"visibility","hidden");C.setStyle(B,"visibility","");},toString:function(){return("DDProxy "+this.id);}});YAHOO.util.DDTarget=function(C,A,B){if(C){this.initTarget(C,A,B);}};YAHOO.extend(YAHOO.util.DDTarget,YAHOO.util.DragDrop,{toString:function(){return("DDTarget "+this.id);}});YAHOO.register("dragdrop",YAHOO.util.DragDropMgr,{version:"2.4.1",build:"742"});YAHOO.util.Attribute=function(B,A){if(A){this.owner=A;this.configure(B,true);}};YAHOO.util.Attribute.prototype={name:undefined,value:null,owner:null,readOnly:false,writeOnce:false,_initialConfig:null,_written:false,method:null,validator:null,getValue:function(){return this.value;},setValue:function(F,B){var E;var A=this.owner;var C=this.name;var D={type:C,prevValue:this.getValue(),newValue:F};if(this.readOnly||(this.writeOnce&&this._written)){return false;}if(this.validator&&!this.validator.call(A,F)){return false;}if(!B){E=A.fireBeforeChangeEvent(D);if(E===false){return false;}}if(this.method){this.method.call(A,F);}this.value=F;this._written=true;D.type=C;if(!B){this.owner.fireChangeEvent(D);}return true;},configure:function(B,C){B=B||{};this._written=false;this._initialConfig=this._initialConfig||{};for(var A in B){if(A&&YAHOO.lang.hasOwnProperty(B,A)){this[A]=B[A];if(C){this._initialConfig[A]=B[A];}}}},resetValue:function(){return this.setValue(this._initialConfig.value);},resetConfig:function(){this.configure(this._initialConfig);},refresh:function(A){this.setValue(this.value,A);}};(function(){var A=YAHOO.util.Lang;YAHOO.util.AttributeProvider=function(){};YAHOO.util.AttributeProvider.prototype={_configs:null,get:function(C){this._configs=this._configs||{};var B=this._configs[C];if(!B){return undefined;}return B.value;},set:function(D,E,B){this._configs=this._configs||{};var C=this._configs[D];if(!C){return false;}return C.setValue(E,B);},getAttributeKeys:function(){this._configs=this._configs;var D=[];var B;for(var C in this._configs){B=this._configs[C];if(A.hasOwnProperty(this._configs,C)&&!A.isUndefined(B)){D[D.length]=C;}}return D;},setAttributes:function(D,B){for(var C in D){if(A.hasOwnProperty(D,C)){this.set(C,D[C],B);}}},resetValue:function(C,B){this._configs=this._configs||{};if(this._configs[C]){this.set(C,this._configs[C]._initialConfig.value,B);return true;}return false;},refresh:function(E,C){this._configs=this._configs;E=((A.isString(E))?[E]:E)||this.getAttributeKeys();for(var D=0,B=E.length;D<B;++D){if(this._configs[E[D]]&&!A.isUndefined(this._configs[E[D]].value)&&!A.isNull(this._configs[E[D]].value)){this._configs[E[D]].refresh(C);}}},register:function(B,C){this.setAttributeConfig(B,C);},getAttributeConfig:function(C){this._configs=this._configs||{};var B=this._configs[C]||{};var D={};for(C in B){if(A.hasOwnProperty(B,C)){D[C]=B[C];}}return D;},setAttributeConfig:function(B,C,D){this._configs=this._configs||{};C=C||{};if(!this._configs[B]){C.name=B;this._configs[B]=this.createAttribute(C);}else{this._configs[B].configure(C,D);}},configureAttribute:function(B,C,D){this.setAttributeConfig(B,C,D);},resetAttributeConfig:function(B){this._configs=this._configs||{};this._configs[B].resetConfig();},subscribe:function(B,C){this._events=this._events||{};if(!(B in this._events)){this._events[B]=this.createEvent(B);}YAHOO.util.EventProvider.prototype.subscribe.apply(this,arguments);},on:function(){this.subscribe.apply(this,arguments);},addListener:function(){this.subscribe.apply(this,arguments);},fireBeforeChangeEvent:function(C){var B="before";B+=C.type.charAt(0).toUpperCase()+C.type.substr(1)+"Change";C.type=B;return this.fireEvent(C.type,C);},fireChangeEvent:function(B){B.type+="Change";return this.fireEvent(B.type,B);},createAttribute:function(B){return new YAHOO.util.Attribute(B,this);}};YAHOO.augment(YAHOO.util.AttributeProvider,YAHOO.util.EventProvider);})();(function(){var D=YAHOO.util.Dom,F=YAHOO.util.AttributeProvider;YAHOO.util.Element=function(G,H){if(arguments.length){this.init(G,H);}};YAHOO.util.Element.prototype={DOM_EVENTS:null,appendChild:function(G){G=G.get?G.get("element"):G;this.get("element").appendChild(G);},getElementsByTagName:function(G){return this.get("element").getElementsByTagName(G);},hasChildNodes:function(){return this.get("element").hasChildNodes();},insertBefore:function(G,H){G=G.get?G.get("element"):G;H=(H&&H.get)?H.get("element"):H;this.get("element").insertBefore(G,H);},removeChild:function(G){G=G.get?G.get("element"):G;this.get("element").removeChild(G);return true;},replaceChild:function(G,H){G=G.get?G.get("element"):G;H=H.get?H.get("element"):H;return this.get("element").replaceChild(G,H);},initAttributes:function(G){},addListener:function(K,J,L,I){var H=this.get("element");I=I||this;H=this.get("id")||H;var G=this;if(!this._events[K]){if(this.DOM_EVENTS[K]){YAHOO.util.Event.addListener(H,K,function(M){if(M.srcElement&&!M.target){M.target=M.srcElement;}G.fireEvent(K,M);},L,I);}this.createEvent(K,this);}YAHOO.util.EventProvider.prototype.subscribe.apply(this,arguments);},on:function(){this.addListener.apply(this,arguments);},subscribe:function(){this.addListener.apply(this,arguments);},removeListener:function(H,G){this.unsubscribe.apply(this,arguments);},addClass:function(G){D.addClass(this.get("element"),G);},getElementsByClassName:function(H,G){return D.getElementsByClassName(H,G,this.get("element"));},hasClass:function(G){return D.hasClass(this.get("element"),G);},removeClass:function(G){return D.removeClass(this.get("element"),G);},replaceClass:function(H,G){return D.replaceClass(this.get("element"),H,G);},setStyle:function(I,H){var G=this.get("element");if(!G){return this._queue[this._queue.length]=["setStyle",arguments];}return D.setStyle(G,I,H);},getStyle:function(G){return D.getStyle(this.get("element"),G);},fireQueue:function(){var H=this._queue;for(var I=0,G=H.length;I<G;++I){this[H[I][0]].apply(this,H[I][1]);}},appendTo:function(H,I){H=(H.get)?H.get("element"):D.get(H);this.fireEvent("beforeAppendTo",{type:"beforeAppendTo",target:H});I=(I&&I.get)?I.get("element"):D.get(I);var G=this.get("element");if(!G){return false;}if(!H){return false;}if(G.parent!=H){if(I){H.insertBefore(G,I);}else{H.appendChild(G);}}this.fireEvent("appendTo",{type:"appendTo",target:H});},get:function(G){var I=this._configs||{};var H=I.element;if(H&&!I[G]&&!YAHOO.lang.isUndefined(H.value[G])){return H.value[G];}return F.prototype.get.call(this,G);},setAttributes:function(L,H){var K=this.get("element");
for(var J in L){if(!this._configs[J]&&!YAHOO.lang.isUndefined(K[J])){this.setAttributeConfig(J);}}for(var I=0,G=this._configOrder.length;I<G;++I){if(L[this._configOrder[I]]){this.set(this._configOrder[I],L[this._configOrder[I]],H);}}},set:function(H,J,G){var I=this.get("element");if(!I){this._queue[this._queue.length]=["set",arguments];if(this._configs[H]){this._configs[H].value=J;}return ;}if(!this._configs[H]&&!YAHOO.lang.isUndefined(I[H])){C.call(this,H);}return F.prototype.set.apply(this,arguments);},setAttributeConfig:function(G,I,J){var H=this.get("element");if(H&&!this._configs[G]&&!YAHOO.lang.isUndefined(H[G])){C.call(this,G,I);}else{F.prototype.setAttributeConfig.apply(this,arguments);}this._configOrder.push(G);},getAttributeKeys:function(){var H=this.get("element");var I=F.prototype.getAttributeKeys.call(this);for(var G in H){if(!this._configs[G]){I[G]=I[G]||H[G];}}return I;},createEvent:function(H,G){this._events[H]=true;F.prototype.createEvent.apply(this,arguments);},init:function(H,G){A.apply(this,arguments);}};var A=function(H,G){this._queue=this._queue||[];this._events=this._events||{};this._configs=this._configs||{};this._configOrder=[];G=G||{};G.element=G.element||H||null;this.DOM_EVENTS={"click":true,"dblclick":true,"keydown":true,"keypress":true,"keyup":true,"mousedown":true,"mousemove":true,"mouseout":true,"mouseover":true,"mouseup":true,"focus":true,"blur":true,"submit":true};var I=false;if(YAHOO.lang.isString(H)){C.call(this,"id",{value:G.element});}if(D.get(H)){I=true;E.call(this,G);B.call(this,G);}YAHOO.util.Event.onAvailable(G.element,function(){if(!I){E.call(this,G);}this.fireEvent("available",{type:"available",target:G.element});},this,true);YAHOO.util.Event.onContentReady(G.element,function(){if(!I){B.call(this,G);}this.fireEvent("contentReady",{type:"contentReady",target:G.element});},this,true);};var E=function(G){this.setAttributeConfig("element",{value:D.get(G.element),readOnly:true});};var B=function(G){this.initAttributes(G);this.setAttributes(G,true);this.fireQueue();};var C=function(G,I){var H=this.get("element");I=I||{};I.name=G;I.method=I.method||function(J){H[G]=J;};I.value=I.value||H[G];this._configs[G]=new YAHOO.util.Attribute(I,this);};YAHOO.augment(YAHOO.util.Element,F);})();YAHOO.register("element",YAHOO.util.Element,{version:"2.4.1",build:"742"});YAHOO.register("utilities", YAHOO, {version: "2.4.1", build: "742"});


/*
Copyright (c) 2007, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.4.1
*/
(function(){YAHOO.util.Config=function(D){if(D){this.init(D);}};var B=YAHOO.lang,C=YAHOO.util.CustomEvent,A=YAHOO.util.Config;A.CONFIG_CHANGED_EVENT="configChanged";A.BOOLEAN_TYPE="boolean";A.prototype={owner:null,queueInProgress:false,config:null,initialConfig:null,eventQueue:null,configChangedEvent:null,init:function(D){this.owner=D;this.configChangedEvent=this.createEvent(A.CONFIG_CHANGED_EVENT);this.configChangedEvent.signature=C.LIST;this.queueInProgress=false;this.config={};this.initialConfig={};this.eventQueue=[];},checkBoolean:function(D){return(typeof D==A.BOOLEAN_TYPE);},checkNumber:function(D){return(!isNaN(D));},fireEvent:function(D,F){var E=this.config[D];if(E&&E.event){E.event.fire(F);}},addProperty:function(E,D){E=E.toLowerCase();this.config[E]=D;D.event=this.createEvent(E,{scope:this.owner});D.event.signature=C.LIST;D.key=E;if(D.handler){D.event.subscribe(D.handler,this.owner);}this.setProperty(E,D.value,true);if(!D.suppressEvent){this.queueProperty(E,D.value);}},getConfig:function(){var D={},F,E;for(F in this.config){E=this.config[F];if(E&&E.event){D[F]=E.value;}}return D;},getProperty:function(D){var E=this.config[D.toLowerCase()];if(E&&E.event){return E.value;}else{return undefined;}},resetProperty:function(D){D=D.toLowerCase();var E=this.config[D];if(E&&E.event){if(this.initialConfig[D]&&!B.isUndefined(this.initialConfig[D])){this.setProperty(D,this.initialConfig[D]);return true;}}else{return false;}},setProperty:function(E,G,D){var F;E=E.toLowerCase();if(this.queueInProgress&&!D){this.queueProperty(E,G);return true;}else{F=this.config[E];if(F&&F.event){if(F.validator&&!F.validator(G)){return false;}else{F.value=G;if(!D){this.fireEvent(E,G);this.configChangedEvent.fire([E,G]);}return true;}}else{return false;}}},queueProperty:function(S,P){S=S.toLowerCase();var R=this.config[S],K=false,J,G,H,I,O,Q,F,M,N,D,L,T,E;if(R&&R.event){if(!B.isUndefined(P)&&R.validator&&!R.validator(P)){return false;}else{if(!B.isUndefined(P)){R.value=P;}else{P=R.value;}K=false;J=this.eventQueue.length;for(L=0;L<J;L++){G=this.eventQueue[L];if(G){H=G[0];I=G[1];if(H==S){this.eventQueue[L]=null;this.eventQueue.push([S,(!B.isUndefined(P)?P:I)]);K=true;break;}}}if(!K&&!B.isUndefined(P)){this.eventQueue.push([S,P]);}}if(R.supercedes){O=R.supercedes.length;for(T=0;T<O;T++){Q=R.supercedes[T];F=this.eventQueue.length;for(E=0;E<F;E++){M=this.eventQueue[E];if(M){N=M[0];D=M[1];if(N==Q.toLowerCase()){this.eventQueue.push([N,D]);this.eventQueue[E]=null;break;}}}}}return true;}else{return false;}},refireEvent:function(D){D=D.toLowerCase();var E=this.config[D];if(E&&E.event&&!B.isUndefined(E.value)){if(this.queueInProgress){this.queueProperty(D);}else{this.fireEvent(D,E.value);}}},applyConfig:function(D,G){var F,E;if(G){E={};for(F in D){if(B.hasOwnProperty(D,F)){E[F.toLowerCase()]=D[F];}}this.initialConfig=E;}for(F in D){if(B.hasOwnProperty(D,F)){this.queueProperty(F,D[F]);}}},refresh:function(){var D;for(D in this.config){this.refireEvent(D);}},fireQueue:function(){var E,H,D,G,F;this.queueInProgress=true;for(E=0;E<this.eventQueue.length;E++){H=this.eventQueue[E];if(H){D=H[0];G=H[1];F=this.config[D];F.value=G;this.fireEvent(D,G);}}this.queueInProgress=false;this.eventQueue=[];},subscribeToConfigEvent:function(E,F,H,D){var G=this.config[E.toLowerCase()];if(G&&G.event){if(!A.alreadySubscribed(G.event,F,H)){G.event.subscribe(F,H,D);}return true;}else{return false;}},unsubscribeFromConfigEvent:function(D,E,G){var F=this.config[D.toLowerCase()];if(F&&F.event){return F.event.unsubscribe(E,G);}else{return false;}},toString:function(){var D="Config";if(this.owner){D+=" ["+this.owner.toString()+"]";}return D;},outputEventQueue:function(){var D="",G,E,F=this.eventQueue.length;for(E=0;E<F;E++){G=this.eventQueue[E];if(G){D+=G[0]+"="+G[1]+", ";}}return D;},destroy:function(){var E=this.config,D,F;for(D in E){if(B.hasOwnProperty(E,D)){F=E[D];F.event.unsubscribeAll();F.event=null;}}this.configChangedEvent.unsubscribeAll();this.configChangedEvent=null;this.owner=null;this.config=null;this.initialConfig=null;this.eventQueue=null;}};A.alreadySubscribed=function(E,H,I){var F=E.subscribers.length,D,G;if(F>0){G=F-1;do{D=E.subscribers[G];if(D&&D.obj==I&&D.fn==H){return true;}}while(G--);}return false;};YAHOO.lang.augmentProto(A,YAHOO.util.EventProvider);}());(function(){YAHOO.widget.Module=function(Q,P){if(Q){this.init(Q,P);}else{}};var F=YAHOO.util.Dom,D=YAHOO.util.Config,M=YAHOO.util.Event,L=YAHOO.util.CustomEvent,G=YAHOO.widget.Module,H,O,N,E,A={"BEFORE_INIT":"beforeInit","INIT":"init","APPEND":"append","BEFORE_RENDER":"beforeRender","RENDER":"render","CHANGE_HEADER":"changeHeader","CHANGE_BODY":"changeBody","CHANGE_FOOTER":"changeFooter","CHANGE_CONTENT":"changeContent","DESTORY":"destroy","BEFORE_SHOW":"beforeShow","SHOW":"show","BEFORE_HIDE":"beforeHide","HIDE":"hide"},I={"VISIBLE":{key:"visible",value:true,validator:YAHOO.lang.isBoolean},"EFFECT":{key:"effect",suppressEvent:true,supercedes:["visible"]},"MONITOR_RESIZE":{key:"monitorresize",value:true},"APPEND_TO_DOCUMENT_BODY":{key:"appendtodocumentbody",value:false}};G.IMG_ROOT=null;G.IMG_ROOT_SSL=null;G.CSS_MODULE="yui-module";G.CSS_HEADER="hd";G.CSS_BODY="bd";G.CSS_FOOTER="ft";G.RESIZE_MONITOR_SECURE_URL="javascript:false;";G.textResizeEvent=new L("textResize");function K(){if(!H){H=document.createElement("div");H.innerHTML=("<div class=\""+G.CSS_HEADER+"\"></div><div class=\""+G.CSS_BODY+"\"></div><div class=\""+G.CSS_FOOTER+"\"></div>");O=H.firstChild;N=O.nextSibling;E=N.nextSibling;}return H;}function J(){if(!O){K();}return(O.cloneNode(false));}function B(){if(!N){K();}return(N.cloneNode(false));}function C(){if(!E){K();}return(E.cloneNode(false));}G.prototype={constructor:G,element:null,header:null,body:null,footer:null,id:null,imageRoot:G.IMG_ROOT,initEvents:function(){var P=L.LIST;this.beforeInitEvent=this.createEvent(A.BEFORE_INIT);this.beforeInitEvent.signature=P;this.initEvent=this.createEvent(A.INIT);this.initEvent.signature=P;this.appendEvent=this.createEvent(A.APPEND);
this.appendEvent.signature=P;this.beforeRenderEvent=this.createEvent(A.BEFORE_RENDER);this.beforeRenderEvent.signature=P;this.renderEvent=this.createEvent(A.RENDER);this.renderEvent.signature=P;this.changeHeaderEvent=this.createEvent(A.CHANGE_HEADER);this.changeHeaderEvent.signature=P;this.changeBodyEvent=this.createEvent(A.CHANGE_BODY);this.changeBodyEvent.signature=P;this.changeFooterEvent=this.createEvent(A.CHANGE_FOOTER);this.changeFooterEvent.signature=P;this.changeContentEvent=this.createEvent(A.CHANGE_CONTENT);this.changeContentEvent.signature=P;this.destroyEvent=this.createEvent(A.DESTORY);this.destroyEvent.signature=P;this.beforeShowEvent=this.createEvent(A.BEFORE_SHOW);this.beforeShowEvent.signature=P;this.showEvent=this.createEvent(A.SHOW);this.showEvent.signature=P;this.beforeHideEvent=this.createEvent(A.BEFORE_HIDE);this.beforeHideEvent.signature=P;this.hideEvent=this.createEvent(A.HIDE);this.hideEvent.signature=P;},platform:function(){var P=navigator.userAgent.toLowerCase();if(P.indexOf("windows")!=-1||P.indexOf("win32")!=-1){return"windows";}else{if(P.indexOf("macintosh")!=-1){return"mac";}else{return false;}}}(),browser:function(){var P=navigator.userAgent.toLowerCase();if(P.indexOf("opera")!=-1){return"opera";}else{if(P.indexOf("msie 7")!=-1){return"ie7";}else{if(P.indexOf("msie")!=-1){return"ie";}else{if(P.indexOf("safari")!=-1){return"safari";}else{if(P.indexOf("gecko")!=-1){return"gecko";}else{return false;}}}}}}(),isSecure:function(){if(window.location.href.toLowerCase().indexOf("https")===0){return true;}else{return false;}}(),initDefaultConfig:function(){this.cfg.addProperty(I.VISIBLE.key,{handler:this.configVisible,value:I.VISIBLE.value,validator:I.VISIBLE.validator});this.cfg.addProperty(I.EFFECT.key,{suppressEvent:I.EFFECT.suppressEvent,supercedes:I.EFFECT.supercedes});this.cfg.addProperty(I.MONITOR_RESIZE.key,{handler:this.configMonitorResize,value:I.MONITOR_RESIZE.value});this.cfg.addProperty(I.APPEND_TO_DOCUMENT_BODY.key,{value:I.APPEND_TO_DOCUMENT_BODY.value});},init:function(U,T){var R,V;this.initEvents();this.beforeInitEvent.fire(G);this.cfg=new D(this);if(this.isSecure){this.imageRoot=G.IMG_ROOT_SSL;}if(typeof U=="string"){R=U;U=document.getElementById(U);if(!U){U=(K()).cloneNode(false);U.id=R;}}this.element=U;if(U.id){this.id=U.id;}V=this.element.firstChild;if(V){var Q=false,P=false,S=false;do{if(1==V.nodeType){if(!Q&&F.hasClass(V,G.CSS_HEADER)){this.header=V;Q=true;}else{if(!P&&F.hasClass(V,G.CSS_BODY)){this.body=V;P=true;}else{if(!S&&F.hasClass(V,G.CSS_FOOTER)){this.footer=V;S=true;}}}}}while((V=V.nextSibling));}this.initDefaultConfig();F.addClass(this.element,G.CSS_MODULE);if(T){this.cfg.applyConfig(T,true);}if(!D.alreadySubscribed(this.renderEvent,this.cfg.fireQueue,this.cfg)){this.renderEvent.subscribe(this.cfg.fireQueue,this.cfg,true);}this.initEvent.fire(G);},initResizeMonitor:function(){var P,Q,S;function T(){G.textResizeEvent.fire();}if(!YAHOO.env.ua.opera){Q=F.get("_yuiResizeMonitor");if(!Q){Q=document.createElement("iframe");if(this.isSecure&&G.RESIZE_MONITOR_SECURE_URL&&YAHOO.env.ua.ie){Q.src=G.RESIZE_MONITOR_SECURE_URL;}if(YAHOO.env.ua.gecko){S=["<html><head><script ","type=\"text/javascript\">","window.onresize=function(){window.parent.","YAHOO.widget.Module.textResizeEvent.","fire();}","</script></head>","<body></body></html>"].join("");Q.src="data:text/html;charset=utf-8,"+encodeURIComponent(S);}Q.id="_yuiResizeMonitor";Q.style.position="absolute";Q.style.visibility="hidden";var R=document.body.firstChild;if(R){document.body.insertBefore(Q,R);}else{document.body.appendChild(Q);}Q.style.width="10em";Q.style.height="10em";Q.style.top=(-1*Q.offsetHeight)+"px";Q.style.left=(-1*Q.offsetWidth)+"px";Q.style.borderWidth="0";Q.style.visibility="visible";if(YAHOO.env.ua.webkit){P=Q.contentWindow.document;P.open();P.close();}}if(Q&&Q.contentWindow){G.textResizeEvent.subscribe(this.onDomResize,this,true);if(!G.textResizeInitialized){if(!YAHOO.env.ua.gecko){if(!M.on(Q.contentWindow,"resize",T)){M.on(Q,"resize",T);}}G.textResizeInitialized=true;}this.resizeMonitor=Q;}}},onDomResize:function(S,R){var Q=-1*this.resizeMonitor.offsetWidth,P=-1*this.resizeMonitor.offsetHeight;this.resizeMonitor.style.top=P+"px";this.resizeMonitor.style.left=Q+"px";},setHeader:function(Q){var P=this.header||(this.header=J());if(typeof Q=="string"){P.innerHTML=Q;}else{P.innerHTML="";P.appendChild(Q);}this.changeHeaderEvent.fire(Q);this.changeContentEvent.fire();},appendToHeader:function(Q){var P=this.header||(this.header=J());P.appendChild(Q);this.changeHeaderEvent.fire(Q);this.changeContentEvent.fire();},setBody:function(Q){var P=this.body||(this.body=B());if(typeof Q=="string"){P.innerHTML=Q;}else{P.innerHTML="";P.appendChild(Q);}this.changeBodyEvent.fire(Q);this.changeContentEvent.fire();},appendToBody:function(Q){var P=this.body||(this.body=B());P.appendChild(Q);this.changeBodyEvent.fire(Q);this.changeContentEvent.fire();},setFooter:function(Q){var P=this.footer||(this.footer=C());if(typeof Q=="string"){P.innerHTML=Q;}else{P.innerHTML="";P.appendChild(Q);}this.changeFooterEvent.fire(Q);this.changeContentEvent.fire();},appendToFooter:function(Q){var P=this.footer||(this.footer=C());P.appendChild(Q);this.changeFooterEvent.fire(Q);this.changeContentEvent.fire();},render:function(R,P){var S=this,T;function Q(U){if(typeof U=="string"){U=document.getElementById(U);}if(U){S._addToParent(U,S.element);S.appendEvent.fire();}}this.beforeRenderEvent.fire();if(!P){P=this.element;}if(R){Q(R);}else{if(!F.inDocument(this.element)){return false;}}if(this.header&&!F.inDocument(this.header)){T=P.firstChild;if(T){P.insertBefore(this.header,T);}else{P.appendChild(this.header);}}if(this.body&&!F.inDocument(this.body)){if(this.footer&&F.isAncestor(this.moduleElement,this.footer)){P.insertBefore(this.body,this.footer);}else{P.appendChild(this.body);}}if(this.footer&&!F.inDocument(this.footer)){P.appendChild(this.footer);}this.renderEvent.fire();return true;},destroy:function(){var P,Q;if(this.element){M.purgeElement(this.element,true);
P=this.element.parentNode;}if(P){P.removeChild(this.element);}this.element=null;this.header=null;this.body=null;this.footer=null;G.textResizeEvent.unsubscribe(this.onDomResize,this);this.cfg.destroy();this.cfg=null;this.destroyEvent.fire();for(Q in this){if(Q instanceof L){Q.unsubscribeAll();}}},show:function(){this.cfg.setProperty("visible",true);},hide:function(){this.cfg.setProperty("visible",false);},configVisible:function(Q,P,R){var S=P[0];if(S){this.beforeShowEvent.fire();F.setStyle(this.element,"display","block");this.showEvent.fire();}else{this.beforeHideEvent.fire();F.setStyle(this.element,"display","none");this.hideEvent.fire();}},configMonitorResize:function(R,Q,S){var P=Q[0];if(P){this.initResizeMonitor();}else{G.textResizeEvent.unsubscribe(this.onDomResize,this,true);this.resizeMonitor=null;}},_addToParent:function(P,Q){if(!this.cfg.getProperty("appendtodocumentbody")&&P===document.body&&P.firstChild){P.insertBefore(Q,P.firstChild);}else{P.appendChild(Q);}},toString:function(){return"Module "+this.id;}};YAHOO.lang.augmentProto(G,YAHOO.util.EventProvider);}());(function(){YAHOO.widget.Overlay=function(L,K){YAHOO.widget.Overlay.superclass.constructor.call(this,L,K);};var F=YAHOO.lang,I=YAHOO.util.CustomEvent,E=YAHOO.widget.Module,J=YAHOO.util.Event,D=YAHOO.util.Dom,C=YAHOO.util.Config,B=YAHOO.widget.Overlay,G,A={"BEFORE_MOVE":"beforeMove","MOVE":"move"},H={"X":{key:"x",validator:F.isNumber,suppressEvent:true,supercedes:["iframe"]},"Y":{key:"y",validator:F.isNumber,suppressEvent:true,supercedes:["iframe"]},"XY":{key:"xy",suppressEvent:true,supercedes:["iframe"]},"CONTEXT":{key:"context",suppressEvent:true,supercedes:["iframe"]},"FIXED_CENTER":{key:"fixedcenter",value:false,validator:F.isBoolean,supercedes:["iframe","visible"]},"WIDTH":{key:"width",suppressEvent:true,supercedes:["context","fixedcenter","iframe"]},"HEIGHT":{key:"height",suppressEvent:true,supercedes:["context","fixedcenter","iframe"]},"ZINDEX":{key:"zindex",value:null},"CONSTRAIN_TO_VIEWPORT":{key:"constraintoviewport",value:false,validator:F.isBoolean,supercedes:["iframe","x","y","xy"]},"IFRAME":{key:"iframe",value:(YAHOO.env.ua.ie==6?true:false),validator:F.isBoolean,supercedes:["zindex"]}};B.IFRAME_SRC="javascript:false;";B.IFRAME_OFFSET=3;B.VIEWPORT_OFFSET=10;B.TOP_LEFT="tl";B.TOP_RIGHT="tr";B.BOTTOM_LEFT="bl";B.BOTTOM_RIGHT="br";B.CSS_OVERLAY="yui-overlay";B.windowScrollEvent=new I("windowScroll");B.windowResizeEvent=new I("windowResize");B.windowScrollHandler=function(K){if(YAHOO.env.ua.ie){if(!window.scrollEnd){window.scrollEnd=-1;}clearTimeout(window.scrollEnd);window.scrollEnd=setTimeout(function(){B.windowScrollEvent.fire();},1);}else{B.windowScrollEvent.fire();}};B.windowResizeHandler=function(K){if(YAHOO.env.ua.ie){if(!window.resizeEnd){window.resizeEnd=-1;}clearTimeout(window.resizeEnd);window.resizeEnd=setTimeout(function(){B.windowResizeEvent.fire();},100);}else{B.windowResizeEvent.fire();}};B._initialized=null;if(B._initialized===null){J.on(window,"scroll",B.windowScrollHandler);J.on(window,"resize",B.windowResizeHandler);B._initialized=true;}YAHOO.extend(B,E,{init:function(L,K){B.superclass.init.call(this,L);this.beforeInitEvent.fire(B);D.addClass(this.element,B.CSS_OVERLAY);if(K){this.cfg.applyConfig(K,true);}if(this.platform=="mac"&&YAHOO.env.ua.gecko){if(!C.alreadySubscribed(this.showEvent,this.showMacGeckoScrollbars,this)){this.showEvent.subscribe(this.showMacGeckoScrollbars,this,true);}if(!C.alreadySubscribed(this.hideEvent,this.hideMacGeckoScrollbars,this)){this.hideEvent.subscribe(this.hideMacGeckoScrollbars,this,true);}}this.initEvent.fire(B);},initEvents:function(){B.superclass.initEvents.call(this);var K=I.LIST;this.beforeMoveEvent=this.createEvent(A.BEFORE_MOVE);this.beforeMoveEvent.signature=K;this.moveEvent=this.createEvent(A.MOVE);this.moveEvent.signature=K;},initDefaultConfig:function(){B.superclass.initDefaultConfig.call(this);this.cfg.addProperty(H.X.key,{handler:this.configX,validator:H.X.validator,suppressEvent:H.X.suppressEvent,supercedes:H.X.supercedes});this.cfg.addProperty(H.Y.key,{handler:this.configY,validator:H.Y.validator,suppressEvent:H.Y.suppressEvent,supercedes:H.Y.supercedes});this.cfg.addProperty(H.XY.key,{handler:this.configXY,suppressEvent:H.XY.suppressEvent,supercedes:H.XY.supercedes});this.cfg.addProperty(H.CONTEXT.key,{handler:this.configContext,suppressEvent:H.CONTEXT.suppressEvent,supercedes:H.CONTEXT.supercedes});this.cfg.addProperty(H.FIXED_CENTER.key,{handler:this.configFixedCenter,value:H.FIXED_CENTER.value,validator:H.FIXED_CENTER.validator,supercedes:H.FIXED_CENTER.supercedes});this.cfg.addProperty(H.WIDTH.key,{handler:this.configWidth,suppressEvent:H.WIDTH.suppressEvent,supercedes:H.WIDTH.supercedes});this.cfg.addProperty(H.HEIGHT.key,{handler:this.configHeight,suppressEvent:H.HEIGHT.suppressEvent,supercedes:H.HEIGHT.supercedes});this.cfg.addProperty(H.ZINDEX.key,{handler:this.configzIndex,value:H.ZINDEX.value});this.cfg.addProperty(H.CONSTRAIN_TO_VIEWPORT.key,{handler:this.configConstrainToViewport,value:H.CONSTRAIN_TO_VIEWPORT.value,validator:H.CONSTRAIN_TO_VIEWPORT.validator,supercedes:H.CONSTRAIN_TO_VIEWPORT.supercedes});this.cfg.addProperty(H.IFRAME.key,{handler:this.configIframe,value:H.IFRAME.value,validator:H.IFRAME.validator,supercedes:H.IFRAME.supercedes});},moveTo:function(K,L){this.cfg.setProperty("xy",[K,L]);},hideMacGeckoScrollbars:function(){D.removeClass(this.element,"show-scrollbars");D.addClass(this.element,"hide-scrollbars");},showMacGeckoScrollbars:function(){D.removeClass(this.element,"hide-scrollbars");D.addClass(this.element,"show-scrollbars");},configVisible:function(N,K,T){var M=K[0],O=D.getStyle(this.element,"visibility"),U=this.cfg.getProperty("effect"),R=[],Q=(this.platform=="mac"&&YAHOO.env.ua.gecko),b=C.alreadySubscribed,S,L,a,Y,X,W,Z,V,P;if(O=="inherit"){a=this.element.parentNode;while(a.nodeType!=9&&a.nodeType!=11){O=D.getStyle(a,"visibility");if(O!="inherit"){break;}a=a.parentNode;}if(O=="inherit"){O="visible";}}if(U){if(U instanceof Array){V=U.length;
for(Y=0;Y<V;Y++){S=U[Y];R[R.length]=S.effect(this,S.duration);}}else{R[R.length]=U.effect(this,U.duration);}}if(M){if(Q){this.showMacGeckoScrollbars();}if(U){if(M){if(O!="visible"||O===""){this.beforeShowEvent.fire();P=R.length;for(X=0;X<P;X++){L=R[X];if(X===0&&!b(L.animateInCompleteEvent,this.showEvent.fire,this.showEvent)){L.animateInCompleteEvent.subscribe(this.showEvent.fire,this.showEvent,true);}L.animateIn();}}}}else{if(O!="visible"||O===""){this.beforeShowEvent.fire();D.setStyle(this.element,"visibility","visible");this.cfg.refireEvent("iframe");this.showEvent.fire();}}}else{if(Q){this.hideMacGeckoScrollbars();}if(U){if(O=="visible"){this.beforeHideEvent.fire();P=R.length;for(W=0;W<P;W++){Z=R[W];if(W===0&&!b(Z.animateOutCompleteEvent,this.hideEvent.fire,this.hideEvent)){Z.animateOutCompleteEvent.subscribe(this.hideEvent.fire,this.hideEvent,true);}Z.animateOut();}}else{if(O===""){D.setStyle(this.element,"visibility","hidden");}}}else{if(O=="visible"||O===""){this.beforeHideEvent.fire();D.setStyle(this.element,"visibility","hidden");this.hideEvent.fire();}}}},doCenterOnDOMEvent:function(){if(this.cfg.getProperty("visible")){this.center();}},configFixedCenter:function(O,M,P){var Q=M[0],L=C.alreadySubscribed,N=B.windowResizeEvent,K=B.windowScrollEvent;if(Q){this.center();if(!L(this.beforeShowEvent,this.center,this)){this.beforeShowEvent.subscribe(this.center);}if(!L(N,this.doCenterOnDOMEvent,this)){N.subscribe(this.doCenterOnDOMEvent,this,true);}if(!L(K,this.doCenterOnDOMEvent,this)){K.subscribe(this.doCenterOnDOMEvent,this,true);}}else{this.beforeShowEvent.unsubscribe(this.center);N.unsubscribe(this.doCenterOnDOMEvent,this);K.unsubscribe(this.doCenterOnDOMEvent,this);}},configHeight:function(N,L,O){var K=L[0],M=this.element;D.setStyle(M,"height",K);this.cfg.refireEvent("iframe");},configWidth:function(N,K,O){var M=K[0],L=this.element;D.setStyle(L,"width",M);this.cfg.refireEvent("iframe");},configzIndex:function(M,K,N){var O=K[0],L=this.element;if(!O){O=D.getStyle(L,"zIndex");if(!O||isNaN(O)){O=0;}}if(this.iframe||this.cfg.getProperty("iframe")===true){if(O<=0){O=1;}}D.setStyle(L,"zIndex",O);this.cfg.setProperty("zIndex",O,true);if(this.iframe){this.stackIframe();}},configXY:function(M,L,N){var P=L[0],K=P[0],O=P[1];this.cfg.setProperty("x",K);this.cfg.setProperty("y",O);this.beforeMoveEvent.fire([K,O]);K=this.cfg.getProperty("x");O=this.cfg.getProperty("y");this.cfg.refireEvent("iframe");this.moveEvent.fire([K,O]);},configX:function(M,L,N){var K=L[0],O=this.cfg.getProperty("y");this.cfg.setProperty("x",K,true);this.cfg.setProperty("y",O,true);this.beforeMoveEvent.fire([K,O]);K=this.cfg.getProperty("x");O=this.cfg.getProperty("y");D.setX(this.element,K,true);this.cfg.setProperty("xy",[K,O],true);this.cfg.refireEvent("iframe");this.moveEvent.fire([K,O]);},configY:function(M,L,N){var K=this.cfg.getProperty("x"),O=L[0];this.cfg.setProperty("x",K,true);this.cfg.setProperty("y",O,true);this.beforeMoveEvent.fire([K,O]);K=this.cfg.getProperty("x");O=this.cfg.getProperty("y");D.setY(this.element,O,true);this.cfg.setProperty("xy",[K,O],true);this.cfg.refireEvent("iframe");this.moveEvent.fire([K,O]);},showIframe:function(){var L=this.iframe,K;if(L){K=this.element.parentNode;if(K!=L.parentNode){this._addToParent(K,L);}L.style.display="block";}},hideIframe:function(){if(this.iframe){this.iframe.style.display="none";}},syncIframe:function(){var K=this.iframe,M=this.element,O=B.IFRAME_OFFSET,L=(O*2),N;if(K){K.style.width=(M.offsetWidth+L+"px");K.style.height=(M.offsetHeight+L+"px");N=this.cfg.getProperty("xy");if(!F.isArray(N)||(isNaN(N[0])||isNaN(N[1]))){this.syncPosition();N=this.cfg.getProperty("xy");}D.setXY(K,[(N[0]-O),(N[1]-O)]);}},stackIframe:function(){if(this.iframe){var K=D.getStyle(this.element,"zIndex");if(!YAHOO.lang.isUndefined(K)&&!isNaN(K)){D.setStyle(this.iframe,"zIndex",(K-1));}}},configIframe:function(N,M,O){var K=M[0];function P(){var R=this.iframe,S=this.element,T;if(!R){if(!G){G=document.createElement("iframe");if(this.isSecure){G.src=B.IFRAME_SRC;}if(YAHOO.env.ua.ie){G.style.filter="alpha(opacity=0)";G.frameBorder=0;}else{G.style.opacity="0";}G.style.position="absolute";G.style.border="none";G.style.margin="0";G.style.padding="0";G.style.display="none";}R=G.cloneNode(false);T=S.parentNode;var Q=T||document.body;this._addToParent(Q,R);this.iframe=R;}this.showIframe();this.syncIframe();this.stackIframe();if(!this._hasIframeEventListeners){this.showEvent.subscribe(this.showIframe);this.hideEvent.subscribe(this.hideIframe);this.changeContentEvent.subscribe(this.syncIframe);this._hasIframeEventListeners=true;}}function L(){P.call(this);this.beforeShowEvent.unsubscribe(L);this._iframeDeferred=false;}if(K){if(this.cfg.getProperty("visible")){P.call(this);}else{if(!this._iframeDeferred){this.beforeShowEvent.subscribe(L);this._iframeDeferred=true;}}}else{this.hideIframe();if(this._hasIframeEventListeners){this.showEvent.unsubscribe(this.showIframe);this.hideEvent.unsubscribe(this.hideIframe);this.changeContentEvent.unsubscribe(this.syncIframe);this._hasIframeEventListeners=false;}}},configConstrainToViewport:function(M,K,N){function L(){if(YAHOO.lang.isUndefined(this.cfg.getProperty("xy"))){this.syncPosition();}var P=this.cfg.getProperty("x");var R=this.cfg.getProperty("y");var Q=this.getConstrainedXY(P,R);if(Q[0]!==P||Q[1]!==R){this.moveTo(Q[0],Q[1]);}}var O=K[0];if(O){if(!C.alreadySubscribed(this.beforeMoveEvent,this.enforceConstraints,this)){this.beforeMoveEvent.subscribe(this.enforceConstraints,this,true);}if(!C.alreadySubscribed(this.beforeShowEvent,L)){this.beforeShowEvent.subscribe(L);}}else{this.beforeShowEvent.unsubscribe(L);this.beforeMoveEvent.unsubscribe(this.enforceConstraints,this);}},configContext:function(M,L,O){var Q=L[0],N,P,K;if(Q){N=Q[0];P=Q[1];K=Q[2];if(N){if(typeof N=="string"){this.cfg.setProperty("context",[document.getElementById(N),P,K],true);}if(P&&K){this.align(P,K);}}}},align:function(L,K){var Q=this.cfg.getProperty("context"),P=this,O,N,R;function M(S,T){switch(L){case B.TOP_LEFT:P.moveTo(T,S);
break;case B.TOP_RIGHT:P.moveTo((T-N.offsetWidth),S);break;case B.BOTTOM_LEFT:P.moveTo(T,(S-N.offsetHeight));break;case B.BOTTOM_RIGHT:P.moveTo((T-N.offsetWidth),(S-N.offsetHeight));break;}}if(Q){O=Q[0];N=this.element;P=this;if(!L){L=Q[1];}if(!K){K=Q[2];}if(N&&O){R=D.getRegion(O);switch(K){case B.TOP_LEFT:M(R.top,R.left);break;case B.TOP_RIGHT:M(R.top,R.right);break;case B.BOTTOM_LEFT:M(R.bottom,R.left);break;case B.BOTTOM_RIGHT:M(R.bottom,R.right);break;}}}},enforceConstraints:function(L,K,M){var O=K[0];var N=this.getConstrainedXY(O[0],O[1]);this.cfg.setProperty("x",N[0],true);this.cfg.setProperty("y",N[1],true);this.cfg.setProperty("xy",N,true);},getConstrainedXY:function(V,T){var N=B.VIEWPORT_OFFSET,U=D.getViewportWidth(),Q=D.getViewportHeight(),M=this.element.offsetHeight,S=this.element.offsetWidth,Y=D.getDocumentScrollLeft(),W=D.getDocumentScrollTop();var P=V;var L=T;if(S+N<U){var R=Y+N;var X=Y+U-S-N;if(V<R){P=R;}else{if(V>X){P=X;}}}else{P=N+Y;}if(M+N<Q){var O=W+N;var K=W+Q-M-N;if(T<O){L=O;}else{if(T>K){L=K;}}}else{L=N+W;}return[P,L];},center:function(){var N=B.VIEWPORT_OFFSET,O=this.element.offsetWidth,M=this.element.offsetHeight,L=D.getViewportWidth(),P=D.getViewportHeight(),K,Q;if(O<L){K=(L/2)-(O/2)+D.getDocumentScrollLeft();}else{K=N+D.getDocumentScrollLeft();}if(M<P){Q=(P/2)-(M/2)+D.getDocumentScrollTop();}else{Q=N+D.getDocumentScrollTop();}this.cfg.setProperty("xy",[parseInt(K,10),parseInt(Q,10)]);this.cfg.refireEvent("iframe");},syncPosition:function(){var K=D.getXY(this.element);this.cfg.setProperty("x",K[0],true);this.cfg.setProperty("y",K[1],true);this.cfg.setProperty("xy",K,true);},onDomResize:function(M,L){var K=this;B.superclass.onDomResize.call(this,M,L);setTimeout(function(){K.syncPosition();K.cfg.refireEvent("iframe");K.cfg.refireEvent("context");},0);},bringToTop:function(){var O=[],N=this.element;function R(V,U){var X=D.getStyle(V,"zIndex"),W=D.getStyle(U,"zIndex"),T=(!X||isNaN(X))?0:parseInt(X,10),S=(!W||isNaN(W))?0:parseInt(W,10);if(T>S){return -1;}else{if(T<S){return 1;}else{return 0;}}}function M(U){var S=D.hasClass(U,B.CSS_OVERLAY),T=YAHOO.widget.Panel;if(S&&!D.isAncestor(N,S)){if(T&&D.hasClass(U,T.CSS_PANEL)){O[O.length]=U.parentNode;}else{O[O.length]=U;}}}D.getElementsBy(M,"DIV",document.body);O.sort(R);var K=O[0],Q;if(K){Q=D.getStyle(K,"zIndex");if(!isNaN(Q)){var P=false;if(K!=N){P=true;}else{if(O.length>1){var L=D.getStyle(O[1],"zIndex");if(!isNaN(L)&&(Q==L)){P=true;}}}if(P){this.cfg.setProperty("zindex",(parseInt(Q,10)+2));}}}},destroy:function(){if(this.iframe){this.iframe.parentNode.removeChild(this.iframe);}this.iframe=null;B.windowResizeEvent.unsubscribe(this.doCenterOnDOMEvent,this);B.windowScrollEvent.unsubscribe(this.doCenterOnDOMEvent,this);B.superclass.destroy.call(this);},toString:function(){return"Overlay "+this.id;}});}());(function(){YAHOO.widget.OverlayManager=function(G){this.init(G);};var D=YAHOO.widget.Overlay,C=YAHOO.util.Event,E=YAHOO.util.Dom,B=YAHOO.util.Config,F=YAHOO.util.CustomEvent,A=YAHOO.widget.OverlayManager;A.CSS_FOCUSED="focused";A.prototype={constructor:A,overlays:null,initDefaultConfig:function(){this.cfg.addProperty("overlays",{suppressEvent:true});this.cfg.addProperty("focusevent",{value:"mousedown"});},init:function(I){this.cfg=new B(this);this.initDefaultConfig();if(I){this.cfg.applyConfig(I,true);}this.cfg.fireQueue();var H=null;this.getActive=function(){return H;};this.focus=function(J){var K=this.find(J);if(K){if(H!=K){if(H){H.blur();}this.bringToTop(K);H=K;E.addClass(H.element,A.CSS_FOCUSED);K.focusEvent.fire();}}};this.remove=function(K){var M=this.find(K),J;if(M){if(H==M){H=null;}var L=(M.element===null&&M.cfg===null)?true:false;if(!L){J=E.getStyle(M.element,"zIndex");M.cfg.setProperty("zIndex",-1000,true);}this.overlays.sort(this.compareZIndexDesc);this.overlays=this.overlays.slice(0,(this.overlays.length-1));M.hideEvent.unsubscribe(M.blur);M.destroyEvent.unsubscribe(this._onOverlayDestroy,M);if(!L){C.removeListener(M.element,this.cfg.getProperty("focusevent"),this._onOverlayElementFocus);M.cfg.setProperty("zIndex",J,true);M.cfg.setProperty("manager",null);}M.focusEvent.unsubscribeAll();M.blurEvent.unsubscribeAll();M.focusEvent=null;M.blurEvent=null;M.focus=null;M.blur=null;}};this.blurAll=function(){var K=this.overlays.length,J;if(K>0){J=K-1;do{this.overlays[J].blur();}while(J--);}};this._onOverlayBlur=function(K,J){H=null;};var G=this.cfg.getProperty("overlays");if(!this.overlays){this.overlays=[];}if(G){this.register(G);this.overlays.sort(this.compareZIndexDesc);}},_onOverlayElementFocus:function(I){var G=C.getTarget(I),H=this.close;if(H&&(G==H||E.isAncestor(H,G))){this.blur();}else{this.focus();}},_onOverlayDestroy:function(H,G,I){this.remove(I);},register:function(G){var K=this,L,I,H,J;if(G instanceof D){G.cfg.addProperty("manager",{value:this});G.focusEvent=G.createEvent("focus");G.focusEvent.signature=F.LIST;G.blurEvent=G.createEvent("blur");G.blurEvent.signature=F.LIST;G.focus=function(){K.focus(this);};G.blur=function(){if(K.getActive()==this){E.removeClass(this.element,A.CSS_FOCUSED);this.blurEvent.fire();}};G.blurEvent.subscribe(K._onOverlayBlur);G.hideEvent.subscribe(G.blur);G.destroyEvent.subscribe(this._onOverlayDestroy,G,this);C.on(G.element,this.cfg.getProperty("focusevent"),this._onOverlayElementFocus,null,G);L=E.getStyle(G.element,"zIndex");if(!isNaN(L)){G.cfg.setProperty("zIndex",parseInt(L,10));}else{G.cfg.setProperty("zIndex",0);}this.overlays.push(G);this.bringToTop(G);return true;}else{if(G instanceof Array){I=0;J=G.length;for(H=0;H<J;H++){if(this.register(G[H])){I++;}}if(I>0){return true;}}else{return false;}}},bringToTop:function(M){var I=this.find(M),L,G,J;if(I){J=this.overlays;J.sort(this.compareZIndexDesc);G=J[0];if(G){L=E.getStyle(G.element,"zIndex");if(!isNaN(L)){var K=false;if(G!==I){K=true;}else{if(J.length>1){var H=E.getStyle(J[1].element,"zIndex");if(!isNaN(H)&&(L==H)){K=true;}}}if(K){I.cfg.setProperty("zindex",(parseInt(L,10)+2));}}J.sort(this.compareZIndexDesc);}}},find:function(G){var I=this.overlays,J=I.length,H;
if(J>0){H=J-1;if(G instanceof D){do{if(I[H]==G){return I[H];}}while(H--);}else{if(typeof G=="string"){do{if(I[H].id==G){return I[H];}}while(H--);}}return null;}},compareZIndexDesc:function(J,I){var H=(J.cfg)?J.cfg.getProperty("zIndex"):null,G=(I.cfg)?I.cfg.getProperty("zIndex"):null;if(H===null&&G===null){return 0;}else{if(H===null){return 1;}else{if(G===null){return -1;}else{if(H>G){return -1;}else{if(H<G){return 1;}else{return 0;}}}}}},showAll:function(){var H=this.overlays,I=H.length,G;if(I>0){G=I-1;do{H[G].show();}while(G--);}},hideAll:function(){var H=this.overlays,I=H.length,G;if(I>0){G=I-1;do{H[G].hide();}while(G--);}},toString:function(){return"OverlayManager";}};}());(function(){YAHOO.widget.ContainerEffect=function(F,I,H,E,G){if(!G){G=YAHOO.util.Anim;}this.overlay=F;this.attrIn=I;this.attrOut=H;this.targetElement=E||F.element;this.animClass=G;};var B=YAHOO.util.Dom,D=YAHOO.util.CustomEvent,C=YAHOO.util.Easing,A=YAHOO.widget.ContainerEffect;A.FADE=function(E,G){var I={attributes:{opacity:{from:0,to:1}},duration:G,method:C.easeIn};var F={attributes:{opacity:{to:0}},duration:G,method:C.easeOut};var H=new A(E,I,F,E.element);H.handleUnderlayStart=function(){var K=this.overlay.underlay;if(K&&YAHOO.env.ua.ie){var J=(K.filters&&K.filters.length>0);if(J){B.addClass(E.element,"yui-effect-fade");}}};H.handleUnderlayComplete=function(){var J=this.overlay.underlay;if(J&&YAHOO.env.ua.ie){B.removeClass(E.element,"yui-effect-fade");}};H.handleStartAnimateIn=function(K,J,L){B.addClass(L.overlay.element,"hide-select");if(!L.overlay.underlay){L.overlay.cfg.refireEvent("underlay");}L.handleUnderlayStart();B.setStyle(L.overlay.element,"visibility","visible");B.setStyle(L.overlay.element,"opacity",0);};H.handleCompleteAnimateIn=function(K,J,L){B.removeClass(L.overlay.element,"hide-select");if(L.overlay.element.style.filter){L.overlay.element.style.filter=null;}L.handleUnderlayComplete();L.overlay.cfg.refireEvent("iframe");L.animateInCompleteEvent.fire();};H.handleStartAnimateOut=function(K,J,L){B.addClass(L.overlay.element,"hide-select");L.handleUnderlayStart();};H.handleCompleteAnimateOut=function(K,J,L){B.removeClass(L.overlay.element,"hide-select");if(L.overlay.element.style.filter){L.overlay.element.style.filter=null;}B.setStyle(L.overlay.element,"visibility","hidden");B.setStyle(L.overlay.element,"opacity",1);L.handleUnderlayComplete();L.overlay.cfg.refireEvent("iframe");L.animateOutCompleteEvent.fire();};H.init();return H;};A.SLIDE=function(G,I){var F=G.cfg.getProperty("x")||B.getX(G.element),K=G.cfg.getProperty("y")||B.getY(G.element),J=B.getClientWidth(),H=G.element.offsetWidth,E=new A(G,{attributes:{points:{to:[F,K]}},duration:I,method:C.easeIn},{attributes:{points:{to:[(J+25),K]}},duration:I,method:C.easeOut},G.element,YAHOO.util.Motion);E.handleStartAnimateIn=function(M,L,N){N.overlay.element.style.left=((-25)-H)+"px";N.overlay.element.style.top=K+"px";};E.handleTweenAnimateIn=function(O,N,P){var Q=B.getXY(P.overlay.element),M=Q[0],L=Q[1];if(B.getStyle(P.overlay.element,"visibility")=="hidden"&&M<F){B.setStyle(P.overlay.element,"visibility","visible");}P.overlay.cfg.setProperty("xy",[M,L],true);P.overlay.cfg.refireEvent("iframe");};E.handleCompleteAnimateIn=function(M,L,N){N.overlay.cfg.setProperty("xy",[F,K],true);N.startX=F;N.startY=K;N.overlay.cfg.refireEvent("iframe");N.animateInCompleteEvent.fire();};E.handleStartAnimateOut=function(M,L,P){var N=B.getViewportWidth(),Q=B.getXY(P.overlay.element),O=Q[1];P.animOut.attributes.points.to=[(N+25),O];};E.handleTweenAnimateOut=function(N,M,O){var Q=B.getXY(O.overlay.element),L=Q[0],P=Q[1];O.overlay.cfg.setProperty("xy",[L,P],true);O.overlay.cfg.refireEvent("iframe");};E.handleCompleteAnimateOut=function(M,L,N){B.setStyle(N.overlay.element,"visibility","hidden");N.overlay.cfg.setProperty("xy",[F,K]);N.animateOutCompleteEvent.fire();};E.init();return E;};A.prototype={init:function(){this.beforeAnimateInEvent=this.createEvent("beforeAnimateIn");this.beforeAnimateInEvent.signature=D.LIST;this.beforeAnimateOutEvent=this.createEvent("beforeAnimateOut");this.beforeAnimateOutEvent.signature=D.LIST;this.animateInCompleteEvent=this.createEvent("animateInComplete");this.animateInCompleteEvent.signature=D.LIST;this.animateOutCompleteEvent=this.createEvent("animateOutComplete");this.animateOutCompleteEvent.signature=D.LIST;this.animIn=new this.animClass(this.targetElement,this.attrIn.attributes,this.attrIn.duration,this.attrIn.method);this.animIn.onStart.subscribe(this.handleStartAnimateIn,this);this.animIn.onTween.subscribe(this.handleTweenAnimateIn,this);this.animIn.onComplete.subscribe(this.handleCompleteAnimateIn,this);this.animOut=new this.animClass(this.targetElement,this.attrOut.attributes,this.attrOut.duration,this.attrOut.method);this.animOut.onStart.subscribe(this.handleStartAnimateOut,this);this.animOut.onTween.subscribe(this.handleTweenAnimateOut,this);this.animOut.onComplete.subscribe(this.handleCompleteAnimateOut,this);},animateIn:function(){this.beforeAnimateInEvent.fire();this.animIn.animate();},animateOut:function(){this.beforeAnimateOutEvent.fire();this.animOut.animate();},handleStartAnimateIn:function(F,E,G){},handleTweenAnimateIn:function(F,E,G){},handleCompleteAnimateIn:function(F,E,G){},handleStartAnimateOut:function(F,E,G){},handleTweenAnimateOut:function(F,E,G){},handleCompleteAnimateOut:function(F,E,G){},toString:function(){var E="ContainerEffect";if(this.overlay){E+=" ["+this.overlay.toString()+"]";}return E;}};YAHOO.lang.augmentProto(A,YAHOO.util.EventProvider);})();YAHOO.register("containercore",YAHOO.widget.Module,{version:"2.4.1",build:"742"});

/*
Copyright (c) 2007, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.4.1
*/
(function(){var B=YAHOO.util.Dom,A=YAHOO.util.Event;YAHOO.widget.MenuManager=function(){var N=false,F={},Q={},J={},E={"click":"clickEvent","mousedown":"mouseDownEvent","mouseup":"mouseUpEvent","mouseover":"mouseOverEvent","mouseout":"mouseOutEvent","keydown":"keyDownEvent","keyup":"keyUpEvent","keypress":"keyPressEvent"},K=null;function D(S){var R;if(S&&S.tagName){switch(S.tagName.toUpperCase()){case"DIV":R=S.parentNode;if((B.hasClass(S,"hd")||B.hasClass(S,"bd")||B.hasClass(S,"ft"))&&R&&R.tagName&&R.tagName.toUpperCase()=="DIV"){return R;}else{return S;}break;case"LI":return S;default:R=S.parentNode;if(R){return D(R);}break;}}}function G(V){var R=A.getTarget(V),S=D(R),X,T,U,Z,Y;if(S){T=S.tagName.toUpperCase();if(T=="LI"){U=S.id;if(U&&J[U]){Z=J[U];Y=Z.parent;}}else{if(T=="DIV"){if(S.id){Y=F[S.id];}}}}if(Y){X=E[V.type];if(Z&&!Z.cfg.getProperty("disabled")){Z[X].fire(V);if(V.type=="keyup"||V.type=="mousedown"){if(K!=Z){if(K){K.blurEvent.fire();}Z.focusEvent.fire();}}}Y[X].fire(V,Z);}else{if(V.type=="mousedown"){if(K){K.blurEvent.fire();K=null;}for(var W in Q){if(YAHOO.lang.hasOwnProperty(Q,W)){Y=Q[W];if(Y.cfg.getProperty("clicktohide")&&!(Y instanceof YAHOO.widget.MenuBar)&&Y.cfg.getProperty("position")=="dynamic"){Y.hide();}else{Y.clearActiveItem(true);}}}}else{if(V.type=="keyup"){if(K){K.blurEvent.fire();K=null;}}}}}function P(S,R,T){if(F[T.id]){this.removeMenu(T);}}function M(S,R){var T=R[0];if(T){K=T;}}function H(S,R){K=null;}function C(T,S){var R=S[0],U=this.id;if(R){Q[U]=this;}else{if(Q[U]){delete Q[U];}}}function L(S,R){O(this);}function O(S){var R=S.id;if(R&&J[R]){if(K==S){K=null;}delete J[R];S.destroyEvent.unsubscribe(L);}}function I(S,R){var U=R[0],T;if(U instanceof YAHOO.widget.MenuItem){T=U.id;if(!J[T]){J[T]=U;U.destroyEvent.subscribe(L);}}}return{addMenu:function(S){var R;if(S instanceof YAHOO.widget.Menu&&S.id&&!F[S.id]){F[S.id]=S;if(!N){R=document;A.on(R,"mouseover",G,this,true);A.on(R,"mouseout",G,this,true);A.on(R,"mousedown",G,this,true);A.on(R,"mouseup",G,this,true);A.on(R,"click",G,this,true);A.on(R,"keydown",G,this,true);A.on(R,"keyup",G,this,true);A.on(R,"keypress",G,this,true);N=true;}S.cfg.subscribeToConfigEvent("visible",C);S.destroyEvent.subscribe(P,S,this);S.itemAddedEvent.subscribe(I);S.focusEvent.subscribe(M);S.blurEvent.subscribe(H);}},removeMenu:function(U){var S,R,T;if(U){S=U.id;if(F[S]==U){R=U.getItems();if(R&&R.length>0){T=R.length-1;do{O(R[T]);}while(T--);}delete F[S];if(Q[S]==U){delete Q[S];}if(U.cfg){U.cfg.unsubscribeFromConfigEvent("visible",C);}U.destroyEvent.unsubscribe(P,U);U.itemAddedEvent.unsubscribe(I);U.focusEvent.unsubscribe(M);U.blurEvent.unsubscribe(H);}}},hideVisible:function(){var R;for(var S in Q){if(YAHOO.lang.hasOwnProperty(Q,S)){R=Q[S];if(!(R instanceof YAHOO.widget.MenuBar)&&R.cfg.getProperty("position")=="dynamic"){R.hide();}}}},getVisible:function(){return Q;},getMenus:function(){return F;},getMenu:function(S){var R=F[S];if(R){return R;}},getMenuItem:function(R){var S=J[R];if(S){return S;}},getMenuItemGroup:function(U){var S=B.get(U),R,W,V,T;if(S&&S.tagName&&S.tagName.toUpperCase()=="UL"){W=S.firstChild;if(W){R=[];do{T=W.id;if(T){V=this.getMenuItem(T);if(V){R[R.length]=V;}}}while((W=W.nextSibling));if(R.length>0){return R;}}}},getFocusedMenuItem:function(){return K;},getFocusedMenu:function(){if(K){return(K.parent.getRoot());}},toString:function(){return"MenuManager";}};}();})();(function(){YAHOO.widget.Menu=function(O,N){if(N){this.parent=N.parent;this.lazyLoad=N.lazyLoad||N.lazyload;this.itemData=N.itemData||N.itemdata;}YAHOO.widget.Menu.superclass.constructor.call(this,O,N);};function I(N){if(typeof N=="string"){return("dynamic,static".indexOf((N.toLowerCase()))!=-1);}}var C=YAHOO.util.Dom,M=YAHOO.util.Event,D=YAHOO.widget.Module,B=YAHOO.widget.Overlay,F=YAHOO.widget.Menu,K=YAHOO.widget.MenuManager,L=YAHOO.util.CustomEvent,E=YAHOO.lang,H=YAHOO.env.ua,G,A={"MOUSE_OVER":"mouseover","MOUSE_OUT":"mouseout","MOUSE_DOWN":"mousedown","MOUSE_UP":"mouseup","CLICK":"click","KEY_PRESS":"keypress","KEY_DOWN":"keydown","KEY_UP":"keyup","FOCUS":"focus","BLUR":"blur","ITEM_ADDED":"itemAdded","ITEM_REMOVED":"itemRemoved"},J={"VISIBLE":{key:"visible",value:false,validator:E.isBoolean},"CONSTRAIN_TO_VIEWPORT":{key:"constraintoviewport",value:true,validator:E.isBoolean,supercedes:["iframe","x","y","xy"]},"POSITION":{key:"position",value:"dynamic",validator:I,supercedes:["visible","iframe"]},"SUBMENU_ALIGNMENT":{key:"submenualignment",value:["tl","tr"],suppressEvent:true},"AUTO_SUBMENU_DISPLAY":{key:"autosubmenudisplay",value:true,validator:E.isBoolean,suppressEvent:true},"SHOW_DELAY":{key:"showdelay",value:250,validator:E.isNumber,suppressEvent:true},"HIDE_DELAY":{key:"hidedelay",value:0,validator:E.isNumber,suppressEvent:true},"SUBMENU_HIDE_DELAY":{key:"submenuhidedelay",value:250,validator:E.isNumber,suppressEvent:true},"CLICK_TO_HIDE":{key:"clicktohide",value:true,validator:E.isBoolean,suppressEvent:true},"CONTAINER":{key:"container",suppressEvent:true},"SCROLL_INCREMENT":{key:"scrollincrement",value:1,validator:E.isNumber,supercedes:["maxheight"],suppressEvent:true},"MIN_SCROLL_HEIGHT":{key:"minscrollheight",value:90,validator:E.isNumber,supercedes:["maxheight"],suppressEvent:true},"MAX_HEIGHT":{key:"maxheight",value:0,validator:E.isNumber,supercedes:["iframe"],suppressEvent:true},"CLASS_NAME":{key:"classname",value:null,validator:E.isString,suppressEvent:true},"DISABLED":{key:"disabled",value:false,validator:E.isBoolean,suppressEvent:true}};YAHOO.lang.extend(F,B,{CSS_CLASS_NAME:"yuimenu",ITEM_TYPE:null,GROUP_TITLE_TAG_NAME:"h6",OFF_SCREEN_POSITION:[-10000,-10000],_nHideDelayId:null,_nShowDelayId:null,_nSubmenuHideDelayId:null,_nBodyScrollId:null,_bHideDelayEventHandlersAssigned:false,_bHandledMouseOverEvent:false,_bHandledMouseOutEvent:false,_aGroupTitleElements:null,_aItemGroups:null,_aListElements:null,_nCurrentMouseX:0,_bStopMouseEventHandlers:false,_sClassName:null,lazyLoad:false,itemData:null,activeItem:null,parent:null,srcElement:null,mouseOverEvent:null,mouseOutEvent:null,mouseDownEvent:null,mouseUpEvent:null,clickEvent:null,keyPressEvent:null,keyDownEvent:null,keyUpEvent:null,itemAddedEvent:null,itemRemovedEvent:null,init:function(P,O){this._aItemGroups=[];
this._aListElements=[];this._aGroupTitleElements=[];if(!this.ITEM_TYPE){this.ITEM_TYPE=YAHOO.widget.MenuItem;}var N;if(typeof P=="string"){N=document.getElementById(P);}else{if(P.tagName){N=P;}}if(N&&N.tagName){switch(N.tagName.toUpperCase()){case"DIV":this.srcElement=N;if(!N.id){N.setAttribute("id",C.generateId());}F.superclass.init.call(this,N);this.beforeInitEvent.fire(F);break;case"SELECT":this.srcElement=N;F.superclass.init.call(this,C.generateId());this.beforeInitEvent.fire(F);break;}}else{F.superclass.init.call(this,P);this.beforeInitEvent.fire(F);}if(this.element){C.addClass(this.element,this.CSS_CLASS_NAME);this.initEvent.subscribe(this._onInit);this.beforeRenderEvent.subscribe(this._onBeforeRender);this.renderEvent.subscribe(this._onRender);this.renderEvent.subscribe(this.onRender);this.beforeShowEvent.subscribe(this._onBeforeShow);this.hideEvent.subscribe(this.positionOffScreen);this.showEvent.subscribe(this._onShow);this.beforeHideEvent.subscribe(this._onBeforeHide);this.mouseOverEvent.subscribe(this._onMouseOver);this.mouseOutEvent.subscribe(this._onMouseOut);this.clickEvent.subscribe(this._onClick);this.keyDownEvent.subscribe(this._onKeyDown);this.keyPressEvent.subscribe(this._onKeyPress);if(H.gecko||H.webkit){this.cfg.subscribeToConfigEvent("y",this._onYChange);}if(O){this.cfg.applyConfig(O,true);}K.addMenu(this);this.initEvent.fire(F);}},_initSubTree:function(){var O=this.srcElement,N,Q,T,U,S,R,P;if(O){N=(O.tagName&&O.tagName.toUpperCase());if(N=="DIV"){U=this.body.firstChild;if(U){Q=0;T=this.GROUP_TITLE_TAG_NAME.toUpperCase();do{if(U&&U.tagName){switch(U.tagName.toUpperCase()){case T:this._aGroupTitleElements[Q]=U;break;case"UL":this._aListElements[Q]=U;this._aItemGroups[Q]=[];Q++;break;}}}while((U=U.nextSibling));if(this._aListElements[0]){C.addClass(this._aListElements[0],"first-of-type");}}}U=null;if(N){switch(N){case"DIV":S=this._aListElements;R=S.length;if(R>0){P=R-1;do{U=S[P].firstChild;if(U){do{if(U&&U.tagName&&U.tagName.toUpperCase()=="LI"){this.addItem(new this.ITEM_TYPE(U,{parent:this}),P);}}while((U=U.nextSibling));}}while(P--);}break;case"SELECT":U=O.firstChild;do{if(U&&U.tagName){switch(U.tagName.toUpperCase()){case"OPTGROUP":case"OPTION":this.addItem(new this.ITEM_TYPE(U,{parent:this}));break;}}}while((U=U.nextSibling));break;}}}},_getFirstEnabledItem:function(){var N=this.getItems(),Q=N.length,P;for(var O=0;O<Q;O++){P=N[O];if(P&&!P.cfg.getProperty("disabled")&&P.element.style.display!="none"){return P;}}},_addItemToGroup:function(S,T,W){var U,X,Q,V,R,O,P;function N(Y,Z){return(Y[Z]||N(Y,(Z+1)));}if(T instanceof this.ITEM_TYPE){U=T;U.parent=this;}else{if(typeof T=="string"){U=new this.ITEM_TYPE(T,{parent:this});}else{if(typeof T=="object"){T.parent=this;U=new this.ITEM_TYPE(T.text,T);}}}if(U){if(U.cfg.getProperty("selected")){this.activeItem=U;}X=typeof S=="number"?S:0;Q=this._getItemGroup(X);if(!Q){Q=this._createItemGroup(X);}if(typeof 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N;if(!this._aItemGroups[O]){this._aItemGroups[O]=[];N=document.createElement("ul");this._aListElements[O]=N;return this._aItemGroups[O];}},_getItemGroup:function(O){var N=((typeof O=="number")?O:0);return this._aItemGroups[N];},_configureSubmenu:function(N){var O=N.cfg.getProperty("submenu");if(O){this.cfg.configChangedEvent.subscribe(this._onParentMenuConfigChange,O,true);this.renderEvent.subscribe(this._onParentMenuRender,O,true);O.beforeShowEvent.subscribe(this._onSubmenuBeforeShow);}},_subscribeToItemEvents:function(N){N.focusEvent.subscribe(this._onMenuItemFocus);N.blurEvent.subscribe(this._onMenuItemBlur);N.destroyEvent.subscribe(this._onMenuItemDestroy,N,this);N.cfg.configChangedEvent.subscribe(this._onMenuItemConfigChange,N,this);},_onVisibleChange:function(P,O){var N=O[0];if(N){C.addClass(this.element,"visible");}else{C.removeClass(this.element,"visible");}},_cancelHideDelay:function(){var N=this.getRoot();if(N._nHideDelayId){window.clearTimeout(N._nHideDelayId);}},_execHideDelay:function(){this._cancelHideDelay();var O=this.getRoot(),P=this;function N(){if(O.activeItem){O.clearActiveItem();}if(O==P&&!(P instanceof YAHOO.widget.MenuBar)&&P.cfg.getProperty("position")=="dynamic"){P.hide();
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X=R[0],V=R[1],N=M.getTarget(X),O,Q,U,P,T,S;if(!this._bHandledMouseOverEvent&&(N==this.element||C.isAncestor(this.element,N))){this._nCurrentMouseX=0;M.on(this.element,"mousemove",this._onMouseMove,this,true);this.clearActiveItem();if(this.parent&&this._nSubmenuHideDelayId){window.clearTimeout(this._nSubmenuHideDelayId);this.parent.cfg.setProperty("selected",true);O=this.parent.parent;O._bHandledMouseOutEvent=true;O._bHandledMouseOverEvent=false;}this._bHandledMouseOverEvent=true;this._bHandledMouseOutEvent=false;}if(V&&!V.handledMouseOverEvent&&!V.cfg.getProperty("disabled")&&(N==V.element||C.isAncestor(V.element,N))){Q=this.cfg.getProperty("showdelay");U=(Q>0);if(U){this._cancelShowDelay();}P=this.activeItem;if(P){P.cfg.setProperty("selected",false);}T=V.cfg;T.setProperty("selected",true);if(this.hasFocus()){V.focus();}if(this.cfg.getProperty("autosubmenudisplay")){S=T.getProperty("submenu");if(S){if(U){this._execShowDelay(S);}else{S.show();}}}V.handledMouseOverEvent=true;V.handledMouseOutEvent=false;}},_onMouseOut:function(V,P){if(this._bStopMouseEventHandlers){return 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X=P[0],S=P[1],Q,U=false,O,N,R,T,V;if(S&&!S.cfg.getProperty("disabled")){Q=S.cfg.getProperty("submenu");R=S.cfg.getProperty("url");if(R){T=R.indexOf("#");V=R.length;if(T!=-1){R=R.substr(T,V);V=R.length;if(V>1){N=R.substr(1,V);U=C.isAncestor(this.element,N);}else{if(V===1){U=true;}}}}if(U&&!S.cfg.getProperty("target")){M.preventDefault(X);S.focus();}if(!Q){O=this.getRoot();if(O instanceof YAHOO.widget.MenuBar||O.cfg.getProperty("position")=="static"){O.clearActiveItem();}else{O.hide();}}}},_onKeyDown:function(b,V){var Y=V[0],X=V[1],f=this,U,Z,O,S,c,N,e,R,a,Q,W,d,T;function P(){f._bStopMouseEventHandlers=true;window.setTimeout(function(){f._bStopMouseEventHandlers=false;},10);}if(X&&!X.cfg.getProperty("disabled")){Z=X.cfg;O=this.parent;switch(Y.keyCode){case 38:case 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Q=this.parent,S,P,R;
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P=!this.parent,Q=this.lazyLoad;if(((P&&!Q)||(P&&(this.cfg.getProperty("visible")||this.cfg.getProperty("position")=="static"))||(!P&&!Q))&&this.getItemGroups().length===0){if(this.srcElement){this._initSubTree();}if(this.itemData){this.addItems(this.itemData);}}else{if(Q){this.cfg.fireQueue();}}},_onBeforeRender:function(Q,P){var R=this.element,U=this._aListElements.length,O=true,T=0,N,S;if(U>0){do{N=this._aListElements[T];if(N){if(O){C.addClass(N,"first-of-type");O=false;}if(!C.isAncestor(R,N)){this.appendToBody(N);}S=this._aGroupTitleElements[T];if(S){if(!C.isAncestor(R,S)){N.parentNode.insertBefore(S,N);}C.addClass(N,"hastitle");}}T++;}while(T<U);}},_onRender:function(O,N){if(this.cfg.getProperty("position")=="dynamic"){if(!this.cfg.getProperty("visible")){this.positionOffScreen();}}},_onBeforeShow:function(W,R){var V,O,S,Q,T;if(this.lazyLoad&&this.getItemGroups().length===0){if(this.srcElement){this._initSubTree();}if(this.itemData){if(this.parent&&this.parent.parent&&this.parent.parent.srcElement&&this.parent.parent.srcElement.tagName.toUpperCase()=="SELECT"){V=this.itemData.length;for(O=0;O<V;O++){if(this.itemData[O].tagName){this.addItem((new this.ITEM_TYPE(this.itemData[O])));}}}else{this.addItems(this.itemData);}}T=this.srcElement;if(T){if(T.tagName.toUpperCase()=="SELECT"){if(C.inDocument(T)){this.render(T.parentNode);}else{this.render(this.cfg.getProperty("container"));}}else{this.render();}}else{if(this.parent){this.render(this.parent.element);}else{this.render(this.cfg.getProperty("container"));}}}var P=this.cfg.getProperty("maxheight"),N=this.cfg.getProperty("minscrollheight"),U=this.cfg.getProperty("position")=="dynamic";if(!this.parent&&U){this.cfg.refireEvent("xy");}function X(){this.cfg.setProperty("maxheight",0);this.hideEvent.unsubscribe(X);}if(!(this instanceof YAHOO.widget.MenuBar)&&U){if(P===0){S=C.getViewportHeight();if(this.parent&&this.parent.parent instanceof YAHOO.widget.MenuBar){Q=YAHOO.util.Region.getRegion(this.parent.element);S=(S-Q.bottom);}if(this.element.offsetHeight>=S){P=(S-(B.VIEWPORT_OFFSET*2));if(P<N){P=N;}this.cfg.setProperty("maxheight",P);this.hideEvent.subscribe(X);}}}},_onShow:function(Q,P){var T=this.parent,S,N,O;function R(V){var U;if(V.type=="mousedown"||(V.type=="keydown"&&V.keyCode==27)){U=M.getTarget(V);if(U!=S.element||!C.isAncestor(S.element,U)){S.cfg.setProperty("autosubmenudisplay",false);M.removeListener(document,"mousedown",R);M.removeListener(document,"keydown",R);}}}if(T){S=T.parent;N=S.cfg.getProperty("submenualignment");O=this.cfg.getProperty("submenualignment");if((N[0]!=O[0])&&(N[1]!=O[1])){this.cfg.setProperty("submenualignment",[N[0],N[1]]);}if(!S.cfg.getProperty("autosubmenudisplay")&&(S instanceof YAHOO.widget.MenuBar||S.cfg.getProperty("position")=="static")){S.cfg.setProperty("autosubmenudisplay",true);M.on(document,"mousedown",R);M.on(document,"keydown",R);}}},_onBeforeHide:function(P,O){var N=this.activeItem,R,Q;if(N){R=N.cfg;R.setProperty("selected",false);Q=R.getProperty("submenu");if(Q){Q.hide();}}if(this.getRoot()==this){this.blur();}},_onParentMenuConfigChange:function(O,N,R){var P=N[0][0],Q=N[0][1];switch(P){case"iframe":case"constraintoviewport":case"hidedelay":case"showdelay":case"submenuhidedelay":case"clicktohide":case"effect":case"classname":case"scrollincrement":case"minscrollheight":R.cfg.setProperty(P,Q);break;}},_onParentMenuRender:function(O,N,S){var P=S.parent.parent.cfg,Q={constraintoviewport:P.getProperty("constraintoviewport"),xy:[0,0],clicktohide:P.getProperty("clicktohide"),effect:P.getProperty("effect"),showdelay:P.getProperty("showdelay"),hidedelay:P.getProperty("hidedelay"),submenuhidedelay:P.getProperty("submenuhidedelay"),classname:P.getProperty("classname"),scrollincrement:P.getProperty("scrollincrement"),minscrollheight:P.getProperty("minscrollheight"),iframe:P.getProperty("iframe")},R;S.cfg.applyConfig(Q);if(!this.lazyLoad){R=this.parent.element;if(this.element.parentNode==R){this.render();}else{this.render(R);}}},_onSubmenuBeforeShow:function(P,O){var Q=this.parent,N=Q.parent.cfg.getProperty("submenualignment");if(!this.cfg.getProperty("context")){this.cfg.setProperty("context",[Q.element,N[0],N[1]]);}else{this.align();}},_onMenuItemFocus:function(O,N){this.parent.focusEvent.fire(this);},_onMenuItemBlur:function(O,N){this.parent.blurEvent.fire(this);},_onMenuItemDestroy:function(P,O,N){this._removeItemFromGroupByValue(N.groupIndex,N);},_onMenuItemConfigChange:function(P,O,N){var R=O[0][0],S=O[0][1],Q;switch(R){case"selected":if(S===true){this.activeItem=N;}break;case"submenu":Q=O[0][1];if(Q){this._configureSubmenu(N);}break;}},enforceConstraints:function(Q,P,W){var j=this.parent,f=B.VIEWPORT_OFFSET,b=this.element,S=this.cfg,T=P[0],R=b.offsetHeight,c=b.offsetWidth,i=C.getViewportWidth(),a=C.getViewportHeight(),Z=(j&&j.parent instanceof 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R=this.element,Q=O[0]=="static"?"static":"absolute",T=this.cfg,N;C.setStyle(R,"position",Q);if(Q=="static"){C.setStyle(R,"display","block");T.setProperty("visible",true);}else{C.setStyle(R,"visibility","hidden");}if(Q=="absolute"){N=T.getProperty("zindex");if(!N||N===0){N=this.parent?(this.parent.parent.cfg.getProperty("zindex")+1):1;T.setProperty("zindex",N);}}},configIframe:function(O,N,P){if(this.cfg.getProperty("position")=="dynamic"){F.superclass.configIframe.call(this,O,N,P);}},configHideDelay:function(O,N,R){var T=N[0],S=this.mouseOutEvent,P=this.mouseOverEvent,Q=this.keyDownEvent;if(T>0){if(!this._bHideDelayEventHandlersAssigned){S.subscribe(this._execHideDelay);P.subscribe(this._cancelHideDelay);Q.subscribe(this._cancelHideDelay);this._bHideDelayEventHandlersAssigned=true;}}else{S.unsubscribe(this._execHideDelay);P.unsubscribe(this._cancelHideDelay);Q.unsubscribe(this._cancelHideDelay);this._bHideDelayEventHandlersAssigned=false;}},configContainer:function(O,N,Q){var P=N[0];if(typeof P=="string"){this.cfg.setProperty("container",document.getElementById(P),true);}},_setMaxHeight:function(O,N,P){this.cfg.setProperty("maxheight",P);this.renderEvent.unsubscribe(this._setMaxHeight);},configMaxHeight:function(Y,T,W){var S=T[0],P=this.element,Q=this.body,X=this.header,O=this.footer,V=this._onScrollTargetMouseOver,Z=this._onScrollTargetMouseOut,N=this.cfg.getProperty("minscrollheight"),U,R;if(S!==0&&S<N){S=N;}if(this.lazyLoad&&!Q){this.renderEvent.unsubscribe(this._setMaxHeight);if(S>0){this.renderEvent.subscribe(this._setMaxHeight,S,this);}return ;}C.setStyle(Q,"height","");C.removeClass(Q,"yui-menu-body-scrolled");if(H.gecko&&this.parent&&this.parent.parent&&this.parent.parent.cfg.getProperty("position")=="dynamic"&&!this.cfg.getProperty("width")){R=P.offsetWidth;P.style.width=R+"px";P.style.width=(R-(P.offsetWidth-R))+"px";}if(!X&&!O){this.setHeader("&#32;");this.setFooter("&#32;");X=this.header;O=this.footer;C.addClass(X,"topscrollbar");C.addClass(O,"bottomscrollbar");P.insertBefore(X,Q);P.appendChild(O);}U=(S-(X.offsetHeight+X.offsetHeight));if(U>0&&(Q.offsetHeight>S)){C.addClass(Q,"yui-menu-body-scrolled");C.setStyle(Q,"height",(U+"px"));M.on(X,"mouseover",V,this,true);M.on(X,"mouseout",Z,this,true);M.on(O,"mouseover",V,this,true);M.on(O,"mouseout",Z,this,true);this._disableScrollHeader();this._enableScrollFooter();}else{if(X&&O){this._enableScrollHeader();this._enableScrollFooter();M.removeListener(X,"mouseover",V);M.removeListener(X,"mouseout",Z);M.removeListener(O,"mouseover",V);M.removeListener(O,"mouseout",Z);P.removeChild(X);P.removeChild(O);this.header=null;this.footer=null;}}this.cfg.refireEvent("iframe");},configClassName:function(P,O,Q){var N=O[0];if(this._sClassName){C.removeClass(this.element,this._sClassName);}C.addClass(this.element,N);this._sClassName=N;},_onItemAdded:function(O,N){var P=N[0];if(P){P.cfg.setProperty("disabled",true);}},configDisabled:function(P,O,S){var R=O[0],N=this.getItems(),T,Q;if(E.isArray(N)){T=N.length;if(T>0){Q=T-1;do{N[Q].cfg.setProperty("disabled",R);}while(Q--);}if(R){this.clearActiveItem(true);C.addClass(this.element,"disabled");this.itemAddedEvent.subscribe(this._onItemAdded);}else{C.removeClass(this.element,"disabled");this.itemAddedEvent.unsubscribe(this._onItemAdded);}}},onRender:function(R,Q){function S(){var W=this.element,V=this._shadow;if(V&&W){V.style.width=(W.offsetWidth+6)+"px";V.style.height=(W.offsetHeight+1)+"px";}}function U(){this.element.appendChild(this._shadow);}function O(){C.addClass(this._shadow,"yui-menu-shadow-visible");}function N(){C.removeClass(this._shadow,"yui-menu-shadow-visible");}function T(){var W=this._shadow,V,X;if(!W){V=this.element;X=this;if(!G){G=document.createElement("div");G.className="yui-menu-shadow yui-menu-shadow-visible";}W=G.cloneNode(false);V.appendChild(W);this._shadow=W;this.beforeShowEvent.subscribe(O);this.beforeHideEvent.subscribe(N);if(H.ie){window.setTimeout(function(){S.call(X);X.syncIframe();},0);this.cfg.subscribeToConfigEvent("width",S);this.cfg.subscribeToConfigEvent("height",S);this.cfg.subscribeToConfigEvent("maxheight",S);this.changeContentEvent.subscribe(S);D.textResizeEvent.subscribe(S,X,true);this.destroyEvent.subscribe(function(){D.textResizeEvent.unsubscribe(S,X);});}this.cfg.subscribeToConfigEvent("maxheight",U);}}function P(){T.call(this);this.beforeShowEvent.unsubscribe(P);}if(this.cfg.getProperty("position")=="dynamic"){if(this.cfg.getProperty("visible")){T.call(this);}else{this.beforeShowEvent.subscribe(P);}}},initEvents:function(){F.superclass.initEvents.call(this);var N=L.LIST;this.mouseOverEvent=this.createEvent(A.MOUSE_OVER);this.mouseOverEvent.signature=N;this.mouseOutEvent=this.createEvent(A.MOUSE_OUT);this.mouseOutEvent.signature=N;this.mouseDownEvent=this.createEvent(A.MOUSE_DOWN);this.mouseDownEvent.signature=N;this.mouseUpEvent=this.createEvent(A.MOUSE_UP);this.mouseUpEvent.signature=N;this.clickEvent=this.createEvent(A.CLICK);this.clickEvent.signature=N;this.keyPressEvent=this.createEvent(A.KEY_PRESS);this.keyPressEvent.signature=N;this.keyDownEvent=this.createEvent(A.KEY_DOWN);this.keyDownEvent.signature=N;this.keyUpEvent=this.createEvent(A.KEY_UP);this.keyUpEvent.signature=N;this.focusEvent=this.createEvent(A.FOCUS);
this.focusEvent.signature=N;this.blurEvent=this.createEvent(A.BLUR);this.blurEvent.signature=N;this.itemAddedEvent=this.createEvent(A.ITEM_ADDED);this.itemAddedEvent.signature=N;this.itemRemovedEvent=this.createEvent(A.ITEM_REMOVED);this.itemRemovedEvent.signature=N;},positionOffScreen:function(){var O=this.iframe,N=this.OFF_SCREEN_POSITION;C.setXY(this.element,N);if(O){C.setXY(O,N);}},getRoot:function(){var O=this.parent,N;if(O){N=O.parent;return N?N.getRoot():this;}else{return this;}},toString:function(){var O="Menu",N=this.id;if(N){O+=(" "+N);}return O;},setItemGroupTitle:function(S,R){var Q,P,O,N;if(typeof S=="string"&&S.length>0){Q=typeof R=="number"?R:0;P=this._aGroupTitleElements[Q];if(P){P.innerHTML=S;}else{P=document.createElement(this.GROUP_TITLE_TAG_NAME);P.innerHTML=S;this._aGroupTitleElements[Q]=P;}O=this._aGroupTitleElements.length-1;do{if(this._aGroupTitleElements[O]){C.removeClass(this._aGroupTitleElements[O],"first-of-type");N=O;}}while(O--);if(N!==null){C.addClass(this._aGroupTitleElements[N],"first-of-type");}this.changeContentEvent.fire();}},addItem:function(N,O){if(N){return this._addItemToGroup(O,N);}},addItems:function(Q,P){var S,N,R,O;if(E.isArray(Q)){S=Q.length;N=[];for(O=0;O<S;O++){R=Q[O];if(R){if(E.isArray(R)){N[N.length]=this.addItems(R,O);}else{N[N.length]=this._addItemToGroup(P,R);}}}if(N.length){return N;}}},insertItem:function(N,O,P){if(N){return this._addItemToGroup(P,N,O);}},removeItem:function(N,O){var P;if(typeof N!="undefined"){if(N instanceof YAHOO.widget.MenuItem){P=this._removeItemFromGroupByValue(O,N);}else{if(typeof N=="number"){P=this._removeItemFromGroupByIndex(O,N);}}if(P){P.destroy();return P;}}},getItems:function(){var P=this._aItemGroups,O,N=[];if(E.isArray(P)){O=P.length;return((O==1)?P[0]:(Array.prototype.concat.apply(N,P)));}},getItemGroups:function(){return this._aItemGroups;},getItem:function(N,O){var P;if(typeof N=="number"){P=this._getItemGroup(O);if(P){return P[N];}}},getSubmenus:function(){var O=this.getItems(),S=O.length,N,P,R,Q;if(S>0){N=[];for(Q=0;Q<S;Q++){R=O[Q];if(R){P=R.cfg.getProperty("submenu");if(P){N[N.length]=P;}}}}return N;},clearContent:function(){var R=this.getItems(),O=R.length,P=this.element,Q=this.body,V=this.header,N=this.footer,U,T,S;if(O>0){S=O-1;do{U=R[S];if(U){T=U.cfg.getProperty("submenu");if(T){this.cfg.configChangedEvent.unsubscribe(this._onParentMenuConfigChange,T);this.renderEvent.unsubscribe(this._onParentMenuRender,T);}this.removeItem(U);}}while(S--);}if(V){M.purgeElement(V);P.removeChild(V);}if(N){M.purgeElement(N);P.removeChild(N);}if(Q){M.purgeElement(Q);Q.innerHTML="";}this.activeItem=null;this._aItemGroups=[];this._aListElements=[];this._aGroupTitleElements=[];this.cfg.setProperty("width",null);},destroy:function(){this.clearContent();this._aItemGroups=null;this._aListElements=null;this._aGroupTitleElements=null;F.superclass.destroy.call(this);},setInitialFocus:function(){var N=this._getFirstEnabledItem();if(N){N.focus();}},setInitialSelection:function(){var N=this._getFirstEnabledItem();if(N){N.cfg.setProperty("selected",true);}},clearActiveItem:function(P){if(this.cfg.getProperty("showdelay")>0){this._cancelShowDelay();}var N=this.activeItem,Q,O;if(N){Q=N.cfg;if(P){N.blur();}Q.setProperty("selected",false);O=Q.getProperty("submenu");if(O){O.hide();}this.activeItem=null;}},focus:function(){if(!this.hasFocus()){this.setInitialFocus();}},blur:function(){var N;if(this.hasFocus()){N=K.getFocusedMenuItem();if(N){N.blur();}}},hasFocus:function(){return(K.getFocusedMenu()==this.getRoot());},subscribe:function(){function Q(V,U,X){var Y=U[0],W=Y.cfg.getProperty("submenu");if(W){W.subscribe.apply(W,X);}}function T(V,U,X){var W=this.cfg.getProperty("submenu");if(W){W.subscribe.apply(W,X);}}F.superclass.subscribe.apply(this,arguments);F.superclass.subscribe.call(this,"itemAdded",Q,arguments);var N=this.getItems(),S,R,O,P;if(N){S=N.length;if(S>0){P=S-1;do{R=N[P];O=R.cfg.getProperty("submenu");if(O){O.subscribe.apply(O,arguments);}else{R.cfg.subscribeToConfigEvent("submenu",T,arguments);}}while(P--);}}},initDefaultConfig:function(){F.superclass.initDefaultConfig.call(this);var N=this.cfg;N.addProperty(J.VISIBLE.key,{handler:this.configVisible,value:J.VISIBLE.value,validator:J.VISIBLE.validator});N.addProperty(J.CONSTRAIN_TO_VIEWPORT.key,{handler:this.configConstrainToViewport,value:J.CONSTRAIN_TO_VIEWPORT.value,validator:J.CONSTRAIN_TO_VIEWPORT.validator,supercedes:J.CONSTRAIN_TO_VIEWPORT.supercedes});N.addProperty(J.POSITION.key,{handler:this.configPosition,value:J.POSITION.value,validator:J.POSITION.validator,supercedes:J.POSITION.supercedes});N.addProperty(J.SUBMENU_ALIGNMENT.key,{value:J.SUBMENU_ALIGNMENT.value,suppressEvent:J.SUBMENU_ALIGNMENT.suppressEvent});N.addProperty(J.AUTO_SUBMENU_DISPLAY.key,{value:J.AUTO_SUBMENU_DISPLAY.value,validator:J.AUTO_SUBMENU_DISPLAY.validator,suppressEvent:J.AUTO_SUBMENU_DISPLAY.suppressEvent});N.addProperty(J.SHOW_DELAY.key,{value:J.SHOW_DELAY.value,validator:J.SHOW_DELAY.validator,suppressEvent:J.SHOW_DELAY.suppressEvent});N.addProperty(J.HIDE_DELAY.key,{handler:this.configHideDelay,value:J.HIDE_DELAY.value,validator:J.HIDE_DELAY.validator,suppressEvent:J.HIDE_DELAY.suppressEvent});N.addProperty(J.SUBMENU_HIDE_DELAY.key,{value:J.SUBMENU_HIDE_DELAY.value,validator:J.SUBMENU_HIDE_DELAY.validator,suppressEvent:J.SUBMENU_HIDE_DELAY.suppressEvent});N.addProperty(J.CLICK_TO_HIDE.key,{value:J.CLICK_TO_HIDE.value,validator:J.CLICK_TO_HIDE.validator,suppressEvent:J.CLICK_TO_HIDE.suppressEvent});N.addProperty(J.CONTAINER.key,{handler:this.configContainer,value:document.body,suppressEvent:J.CONTAINER.suppressEvent});N.addProperty(J.SCROLL_INCREMENT.key,{value:J.SCROLL_INCREMENT.value,validator:J.SCROLL_INCREMENT.validator,supercedes:J.SCROLL_INCREMENT.supercedes,suppressEvent:J.SCROLL_INCREMENT.suppressEvent});N.addProperty(J.MIN_SCROLL_HEIGHT.key,{value:J.MIN_SCROLL_HEIGHT.value,validator:J.MIN_SCROLL_HEIGHT.validator,supercedes:J.MIN_SCROLL_HEIGHT.supercedes,suppressEvent:J.MIN_SCROLL_HEIGHT.suppressEvent});
N.addProperty(J.MAX_HEIGHT.key,{handler:this.configMaxHeight,value:J.MAX_HEIGHT.value,validator:J.MAX_HEIGHT.validator,suppressEvent:J.MAX_HEIGHT.suppressEvent,supercedes:J.MAX_HEIGHT.supercedes});N.addProperty(J.CLASS_NAME.key,{handler:this.configClassName,value:J.CLASS_NAME.value,validator:J.CLASS_NAME.validator,supercedes:J.CLASS_NAME.supercedes});N.addProperty(J.DISABLED.key,{handler:this.configDisabled,value:J.DISABLED.value,validator:J.DISABLED.validator,suppressEvent:J.DISABLED.suppressEvent});}});})();(function(){YAHOO.widget.MenuItem=function(K,J){if(K){if(J){this.parent=J.parent;this.value=J.value;this.id=J.id;}this.init(K,J);}};var B=YAHOO.util.Dom,C=YAHOO.widget.Module,E=YAHOO.widget.Menu,H=YAHOO.widget.MenuItem,I=YAHOO.util.CustomEvent,F=YAHOO.lang,D,A={"MOUSE_OVER":"mouseover","MOUSE_OUT":"mouseout","MOUSE_DOWN":"mousedown","MOUSE_UP":"mouseup","CLICK":"click","KEY_PRESS":"keypress","KEY_DOWN":"keydown","KEY_UP":"keyup","ITEM_ADDED":"itemAdded","ITEM_REMOVED":"itemRemoved","FOCUS":"focus","BLUR":"blur","DESTROY":"destroy"},G={"TEXT":{key:"text",value:"",validator:F.isString,suppressEvent:true},"HELP_TEXT":{key:"helptext",supercedes:["text"],suppressEvent:true},"URL":{key:"url",value:"#",suppressEvent:true},"TARGET":{key:"target",suppressEvent:true},"EMPHASIS":{key:"emphasis",value:false,validator:F.isBoolean,suppressEvent:true,supercedes:["text"]},"STRONG_EMPHASIS":{key:"strongemphasis",value:false,validator:F.isBoolean,suppressEvent:true,supercedes:["text"]},"CHECKED":{key:"checked",value:false,validator:F.isBoolean,suppressEvent:true,supercedes:["disabled","selected"]},"SUBMENU":{key:"submenu",suppressEvent:true,supercedes:["disabled","selected"]},"DISABLED":{key:"disabled",value:false,validator:F.isBoolean,suppressEvent:true,supercedes:["text","selected"]},"SELECTED":{key:"selected",value:false,validator:F.isBoolean,suppressEvent:true},"ONCLICK":{key:"onclick",suppressEvent:true},"CLASS_NAME":{key:"classname",value:null,validator:F.isString,suppressEvent:true}};H.prototype={CSS_CLASS_NAME:"yuimenuitem",CSS_LABEL_CLASS_NAME:"yuimenuitemlabel",SUBMENU_TYPE:null,_oAnchor:null,_oHelpTextEM:null,_oSubmenu:null,_oOnclickAttributeValue:null,_sClassName:null,constructor:H,index:null,groupIndex:null,parent:null,element:null,srcElement:null,value:null,browser:C.prototype.browser,id:null,destroyEvent:null,mouseOverEvent:null,mouseOutEvent:null,mouseDownEvent:null,mouseUpEvent:null,clickEvent:null,keyPressEvent:null,keyDownEvent:null,keyUpEvent:null,focusEvent:null,blurEvent:null,init:function(J,R){if(!this.SUBMENU_TYPE){this.SUBMENU_TYPE=E;}this.cfg=new YAHOO.util.Config(this);this.initDefaultConfig();var O=I.LIST,N=this.cfg,P="#",Q,K,M,L;if(F.isString(J)){this._createRootNodeStructure();N.queueProperty("text",J);}else{if(J&&J.tagName){switch(J.tagName.toUpperCase()){case"OPTION":this._createRootNodeStructure();N.queueProperty("text",J.text);N.queueProperty("disabled",J.disabled);this.value=J.value;this.srcElement=J;break;case"OPTGROUP":this._createRootNodeStructure();N.queueProperty("text",J.label);N.queueProperty("disabled",J.disabled);this.srcElement=J;this._initSubTree();break;case"LI":Q=B.getFirstChild(J);if(Q){P=Q.getAttribute("href");K=Q.getAttribute("target");M=Q.innerHTML;}this.srcElement=J;this.element=J;this._oAnchor=Q;N.setProperty("text",M,true);N.setProperty("url",P,true);N.setProperty("target",K,true);this._initSubTree();break;}}}if(this.element){L=(this.srcElement||this.element).id;if(!L){L=this.id||B.generateId();this.element.id=L;}this.id=L;B.addClass(this.element,this.CSS_CLASS_NAME);B.addClass(this._oAnchor,this.CSS_LABEL_CLASS_NAME);this.mouseOverEvent=this.createEvent(A.MOUSE_OVER);this.mouseOverEvent.signature=O;this.mouseOutEvent=this.createEvent(A.MOUSE_OUT);this.mouseOutEvent.signature=O;this.mouseDownEvent=this.createEvent(A.MOUSE_DOWN);this.mouseDownEvent.signature=O;this.mouseUpEvent=this.createEvent(A.MOUSE_UP);this.mouseUpEvent.signature=O;this.clickEvent=this.createEvent(A.CLICK);this.clickEvent.signature=O;this.keyPressEvent=this.createEvent(A.KEY_PRESS);this.keyPressEvent.signature=O;this.keyDownEvent=this.createEvent(A.KEY_DOWN);this.keyDownEvent.signature=O;this.keyUpEvent=this.createEvent(A.KEY_UP);this.keyUpEvent.signature=O;this.focusEvent=this.createEvent(A.FOCUS);this.focusEvent.signature=O;this.blurEvent=this.createEvent(A.BLUR);this.blurEvent.signature=O;this.destroyEvent=this.createEvent(A.DESTROY);this.destroyEvent.signature=O;if(R){N.applyConfig(R);}N.fireQueue();}},_createRootNodeStructure:function(){var J,K;if(!D){D=document.createElement("li");D.innerHTML="<a href=\"#\"></a>";}J=D.cloneNode(true);J.className=this.CSS_CLASS_NAME;K=J.firstChild;K.className=this.CSS_LABEL_CLASS_NAME;this.element=J;this._oAnchor=K;},_initSubTree:function(){var P=this.srcElement,L=this.cfg,N,M,K,J,O;if(P.childNodes.length>0){if(this.parent.lazyLoad&&this.parent.srcElement&&this.parent.srcElement.tagName.toUpperCase()=="SELECT"){L.setProperty("submenu",{id:B.generateId(),itemdata:P.childNodes});}else{N=P.firstChild;M=[];do{if(N&&N.tagName){switch(N.tagName.toUpperCase()){case"DIV":L.setProperty("submenu",N);break;case"OPTION":M[M.length]=N;break;}}}while((N=N.nextSibling));K=M.length;if(K>0){J=new this.SUBMENU_TYPE(B.generateId());L.setProperty("submenu",J);for(O=0;O<K;O++){J.addItem((new J.ITEM_TYPE(M[O])));}}}}},configText:function(S,L,N){var K=L[0],M=this.cfg,Q=this._oAnchor,J=M.getProperty("helptext"),R="",O="",P="";if(K){if(J){R="<em class=\"helptext\">"+J+"</em>";}if(M.getProperty("emphasis")){O="<em>";P="</em>";}if(M.getProperty("strongemphasis")){O="<strong>";P="</strong>";}Q.innerHTML=(O+K+P+R);}},configHelpText:function(L,K,J){this.cfg.refireEvent("text");},configURL:function(L,K,J){var N=K[0];if(!N){N="#";}var M=this._oAnchor;if(YAHOO.env.ua.opera){M.removeAttribute("href");}M.setAttribute("href",N);},configTarget:function(M,L,K){var J=L[0],N=this._oAnchor;if(J&&J.length>0){N.setAttribute("target",J);}else{N.removeAttribute("target");}},configEmphasis:function(L,K,J){var N=K[0],M=this.cfg;
if(N&&M.getProperty("strongemphasis")){M.setProperty("strongemphasis",false);}M.refireEvent("text");},configStrongEmphasis:function(M,L,K){var J=L[0],N=this.cfg;if(J&&N.getProperty("emphasis")){N.setProperty("emphasis",false);}N.refireEvent("text");},configChecked:function(S,M,O){var R=M[0],K=this.element,Q=this._oAnchor,N=this.cfg,J="-checked",L=this.CSS_CLASS_NAME+J,P=this.CSS_LABEL_CLASS_NAME+J;if(R){B.addClass(K,L);B.addClass(Q,P);}else{B.removeClass(K,L);B.removeClass(Q,P);}N.refireEvent("text");if(N.getProperty("disabled")){N.refireEvent("disabled");}if(N.getProperty("selected")){N.refireEvent("selected");}},configDisabled:function(X,R,a){var Z=R[0],L=this.cfg,P=L.getProperty("submenu"),O=L.getProperty("checked"),S=this.element,V=this._oAnchor,U="-disabled",W="-checked"+U,Y="-hassubmenu"+U,M=this.CSS_CLASS_NAME+U,N=this.CSS_LABEL_CLASS_NAME+U,T=this.CSS_CLASS_NAME+W,Q=this.CSS_LABEL_CLASS_NAME+W,K=this.CSS_CLASS_NAME+Y,J=this.CSS_LABEL_CLASS_NAME+Y;if(Z){if(L.getProperty("selected")){L.setProperty("selected",false);}B.addClass(S,M);B.addClass(V,N);if(P){B.addClass(S,K);B.addClass(V,J);}if(O){B.addClass(S,T);B.addClass(V,Q);}}else{B.removeClass(S,M);B.removeClass(V,N);if(P){B.removeClass(S,K);B.removeClass(V,J);}if(O){B.removeClass(S,T);B.removeClass(V,Q);}}},configSelected:function(X,R,a){var L=this.cfg,Y=R[0],S=this.element,V=this._oAnchor,O=L.getProperty("checked"),P=L.getProperty("submenu"),U="-selected",W="-checked"+U,Z="-hassubmenu"+U,M=this.CSS_CLASS_NAME+U,N=this.CSS_LABEL_CLASS_NAME+U,T=this.CSS_CLASS_NAME+W,Q=this.CSS_LABEL_CLASS_NAME+W,K=this.CSS_CLASS_NAME+Z,J=this.CSS_LABEL_CLASS_NAME+Z;if(YAHOO.env.ua.opera){V.blur();}if(Y&&!L.getProperty("disabled")){B.addClass(S,M);B.addClass(V,N);if(P){B.addClass(S,K);B.addClass(V,J);}if(O){B.addClass(S,T);B.addClass(V,Q);}}else{B.removeClass(S,M);B.removeClass(V,N);if(P){B.removeClass(S,K);B.removeClass(V,J);}if(O){B.removeClass(S,T);B.removeClass(V,Q);}}if(this.hasFocus()&&YAHOO.env.ua.opera){V.focus();}},_onSubmenuBeforeHide:function(M,L){var N=this.parent,J;function K(){N._oAnchor.blur();J.beforeHideEvent.unsubscribe(K);}if(N.hasFocus()){J=N.parent;J.beforeHideEvent.subscribe(K);}},configSubmenu:function(V,O,R){var Q=O[0],P=this.cfg,K=this.element,T=this._oAnchor,N=this.parent&&this.parent.lazyLoad,J="-hassubmenu",L=this.CSS_CLASS_NAME+J,S=this.CSS_LABEL_CLASS_NAME+J,U,W,M;if(Q){if(Q instanceof E){U=Q;U.parent=this;U.lazyLoad=N;}else{if(typeof Q=="object"&&Q.id&&!Q.nodeType){W=Q.id;M=Q;M.lazyload=N;M.parent=this;U=new this.SUBMENU_TYPE(W,M);P.setProperty("submenu",U,true);}else{U=new this.SUBMENU_TYPE(Q,{lazyload:N,parent:this});P.setProperty("submenu",U,true);}}if(U){B.addClass(K,L);B.addClass(T,S);this._oSubmenu=U;if(YAHOO.env.ua.opera){U.beforeHideEvent.subscribe(this._onSubmenuBeforeHide);}}}else{B.removeClass(K,L);B.removeClass(T,S);if(this._oSubmenu){this._oSubmenu.destroy();}}if(P.getProperty("disabled")){P.refireEvent("disabled");}if(P.getProperty("selected")){P.refireEvent("selected");}},configOnClick:function(L,K,J){var M=K[0];if(this._oOnclickAttributeValue&&(this._oOnclickAttributeValue!=M)){this.clickEvent.unsubscribe(this._oOnclickAttributeValue.fn,this._oOnclickAttributeValue.obj);this._oOnclickAttributeValue=null;}if(!this._oOnclickAttributeValue&&typeof M=="object"&&typeof M.fn=="function"){this.clickEvent.subscribe(M.fn,((!YAHOO.lang.isUndefined(M.obj))?M.obj:this),M.scope);this._oOnclickAttributeValue=M;}},configClassName:function(M,L,K){var J=L[0];if(this._sClassName){B.removeClass(this.element,this._sClassName);}B.addClass(this.element,J);this._sClassName=J;},initDefaultConfig:function(){var J=this.cfg;J.addProperty(G.TEXT.key,{handler:this.configText,value:G.TEXT.value,validator:G.TEXT.validator,suppressEvent:G.TEXT.suppressEvent});J.addProperty(G.HELP_TEXT.key,{handler:this.configHelpText,supercedes:G.HELP_TEXT.supercedes,suppressEvent:G.HELP_TEXT.suppressEvent});J.addProperty(G.URL.key,{handler:this.configURL,value:G.URL.value,suppressEvent:G.URL.suppressEvent});J.addProperty(G.TARGET.key,{handler:this.configTarget,suppressEvent:G.TARGET.suppressEvent});J.addProperty(G.EMPHASIS.key,{handler:this.configEmphasis,value:G.EMPHASIS.value,validator:G.EMPHASIS.validator,suppressEvent:G.EMPHASIS.suppressEvent,supercedes:G.EMPHASIS.supercedes});J.addProperty(G.STRONG_EMPHASIS.key,{handler:this.configStrongEmphasis,value:G.STRONG_EMPHASIS.value,validator:G.STRONG_EMPHASIS.validator,suppressEvent:G.STRONG_EMPHASIS.suppressEvent,supercedes:G.STRONG_EMPHASIS.supercedes});J.addProperty(G.CHECKED.key,{handler:this.configChecked,value:G.CHECKED.value,validator:G.CHECKED.validator,suppressEvent:G.CHECKED.suppressEvent,supercedes:G.CHECKED.supercedes});J.addProperty(G.DISABLED.key,{handler:this.configDisabled,value:G.DISABLED.value,validator:G.DISABLED.validator,suppressEvent:G.DISABLED.suppressEvent});J.addProperty(G.SELECTED.key,{handler:this.configSelected,value:G.SELECTED.value,validator:G.SELECTED.validator,suppressEvent:G.SELECTED.suppressEvent});J.addProperty(G.SUBMENU.key,{handler:this.configSubmenu,supercedes:G.SUBMENU.supercedes,suppressEvent:G.SUBMENU.suppressEvent});J.addProperty(G.ONCLICK.key,{handler:this.configOnClick,suppressEvent:G.ONCLICK.suppressEvent});J.addProperty(G.CLASS_NAME.key,{handler:this.configClassName,value:G.CLASS_NAME.value,validator:G.CLASS_NAME.validator,suppressEvent:G.CLASS_NAME.suppressEvent});},getNextEnabledSibling:function(){var L,O,J,N,M;function K(P,Q){return P[Q]||K(P,(Q+1));}if(this.parent instanceof E){L=this.groupIndex;O=this.parent.getItemGroups();if(this.index<(O[L].length-1)){J=K(O[L],(this.index+1));}else{if(L<(O.length-1)){N=L+1;}else{N=0;}M=K(O,N);J=K(M,0);}return(J.cfg.getProperty("disabled")||J.element.style.display=="none")?J.getNextEnabledSibling():J;}},getPreviousEnabledSibling:function(){var N,P,K,J,M;function O(Q,R){return Q[R]||O(Q,(R-1));}function L(Q,R){return Q[R]?R:L(Q,(R+1));}if(this.parent instanceof E){N=this.groupIndex;P=this.parent.getItemGroups();if(this.index>L(P[N],0)){K=O(P[N],(this.index-1));
}else{if(N>L(P,0)){J=N-1;}else{J=P.length-1;}M=O(P,J);K=O(M,(M.length-1));}return(K.cfg.getProperty("disabled")||K.element.style.display=="none")?K.getPreviousEnabledSibling():K;}},focus:function(){var N=this.parent,M=this._oAnchor,J=N.activeItem,L=this;function K(){try{if(YAHOO.env.ua.ie&&!document.hasFocus()){return ;}if(J){J.blurEvent.fire();}M.focus();L.focusEvent.fire();}catch(O){}}if(!this.cfg.getProperty("disabled")&&N&&N.cfg.getProperty("visible")&&this.element.style.display!="none"){window.setTimeout(K,0);}},blur:function(){var K=this.parent;if(!this.cfg.getProperty("disabled")&&K&&K.cfg.getProperty("visible")){var J=this;window.setTimeout(function(){try{J._oAnchor.blur();J.blurEvent.fire();}catch(L){}},0);}},hasFocus:function(){return(YAHOO.widget.MenuManager.getFocusedMenuItem()==this);},destroy:function(){var L=this.element,K,J;if(L){K=this.cfg.getProperty("submenu");if(K){K.destroy();}this.mouseOverEvent.unsubscribeAll();this.mouseOutEvent.unsubscribeAll();this.mouseDownEvent.unsubscribeAll();this.mouseUpEvent.unsubscribeAll();this.clickEvent.unsubscribeAll();this.keyPressEvent.unsubscribeAll();this.keyDownEvent.unsubscribeAll();this.keyUpEvent.unsubscribeAll();this.focusEvent.unsubscribeAll();this.blurEvent.unsubscribeAll();this.cfg.configChangedEvent.unsubscribeAll();J=L.parentNode;if(J){J.removeChild(L);this.destroyEvent.fire();}this.destroyEvent.unsubscribeAll();}},toString:function(){var K="MenuItem",J=this.id;if(J){K+=(" "+J);}return K;}};F.augmentProto(H,YAHOO.util.EventProvider);})();(function(){YAHOO.widget.ContextMenu=function(G,F){YAHOO.widget.ContextMenu.superclass.constructor.call(this,G,F);};var B=YAHOO.util.Event,E=YAHOO.widget.ContextMenu,D={"TRIGGER_CONTEXT_MENU":"triggerContextMenu","CONTEXT_MENU":(YAHOO.env.ua.opera?"mousedown":"contextmenu"),"CLICK":"click"},C={"TRIGGER":{key:"trigger",suppressEvent:true}};function A(G,F,H){this.cfg.setProperty("xy",H);this.beforeShowEvent.unsubscribe(A,H);}YAHOO.lang.extend(E,YAHOO.widget.Menu,{_oTrigger:null,_bCancelled:false,contextEventTarget:null,triggerContextMenuEvent:null,init:function(G,F){E.superclass.init.call(this,G);this.beforeInitEvent.fire(E);if(F){this.cfg.applyConfig(F,true);}this.initEvent.fire(E);},initEvents:function(){E.superclass.initEvents.call(this);this.triggerContextMenuEvent=this.createEvent(D.TRIGGER_CONTEXT_MENU);this.triggerContextMenuEvent.signature=YAHOO.util.CustomEvent.LIST;},cancel:function(){this._bCancelled=true;},_removeEventHandlers:function(){var F=this._oTrigger;if(F){B.removeListener(F,D.CONTEXT_MENU,this._onTriggerContextMenu);if(YAHOO.env.ua.opera){B.removeListener(F,D.CLICK,this._onTriggerClick);}}},_onTriggerClick:function(G,F){if(G.ctrlKey){B.stopEvent(G);}},_onTriggerContextMenu:function(H,F){if(H.type=="mousedown"&&!H.ctrlKey){return ;}var G;B.stopEvent(H);this.contextEventTarget=B.getTarget(H);this.triggerContextMenuEvent.fire(H);YAHOO.widget.MenuManager.hideVisible();if(!this._bCancelled){G=B.getXY(H);if(!YAHOO.util.Dom.inDocument(this.element)){this.beforeShowEvent.subscribe(A,G);}else{this.cfg.setProperty("xy",G);}this.show();}this._bCancelled=false;},toString:function(){var G="ContextMenu",F=this.id;if(F){G+=(" "+F);}return G;},initDefaultConfig:function(){E.superclass.initDefaultConfig.call(this);this.cfg.addProperty(C.TRIGGER.key,{handler:this.configTrigger,suppressEvent:C.TRIGGER.suppressEvent});},destroy:function(){this._removeEventHandlers();E.superclass.destroy.call(this);},configTrigger:function(G,F,I){var H=F[0];if(H){if(this._oTrigger){this._removeEventHandlers();}this._oTrigger=H;B.on(H,D.CONTEXT_MENU,this._onTriggerContextMenu,this,true);if(YAHOO.env.ua.opera){B.on(H,D.CLICK,this._onTriggerClick,this,true);}}else{this._removeEventHandlers();}}});}());YAHOO.widget.ContextMenuItem=YAHOO.widget.MenuItem;(function(){YAHOO.widget.MenuBar=function(F,E){YAHOO.widget.MenuBar.superclass.constructor.call(this,F,E);};function D(E){if(typeof E=="string"){return("dynamic,static".indexOf((E.toLowerCase()))!=-1);}}var B=YAHOO.util.Event,A=YAHOO.widget.MenuBar,C={"POSITION":{key:"position",value:"static",validator:D,supercedes:["visible"]},"SUBMENU_ALIGNMENT":{key:"submenualignment",value:["tl","bl"],suppressEvent:true},"AUTO_SUBMENU_DISPLAY":{key:"autosubmenudisplay",value:false,validator:YAHOO.lang.isBoolean,suppressEvent:true}};YAHOO.lang.extend(A,YAHOO.widget.Menu,{init:function(F,E){if(!this.ITEM_TYPE){this.ITEM_TYPE=YAHOO.widget.MenuBarItem;}A.superclass.init.call(this,F);this.beforeInitEvent.fire(A);if(E){this.cfg.applyConfig(E,true);}this.initEvent.fire(A);},CSS_CLASS_NAME:"yuimenubar",_onKeyDown:function(G,F,K){var E=F[0],L=F[1],I,J,H;if(L&&!L.cfg.getProperty("disabled")){J=L.cfg;switch(E.keyCode){case 37:case 39:if(L==this.activeItem&&!J.getProperty("selected")){J.setProperty("selected",true);}else{H=(E.keyCode==37)?L.getPreviousEnabledSibling():L.getNextEnabledSibling();if(H){this.clearActiveItem();H.cfg.setProperty("selected",true);if(this.cfg.getProperty("autosubmenudisplay")){I=H.cfg.getProperty("submenu");if(I){I.show();}}H.focus();}}B.preventDefault(E);break;case 40:if(this.activeItem!=L){this.clearActiveItem();J.setProperty("selected",true);L.focus();}I=J.getProperty("submenu");if(I){if(I.cfg.getProperty("visible")){I.setInitialSelection();I.setInitialFocus();}else{I.show();}}B.preventDefault(E);break;}}if(E.keyCode==27&&this.activeItem){I=this.activeItem.cfg.getProperty("submenu");if(I&&I.cfg.getProperty("visible")){I.hide();this.activeItem.focus();}else{this.activeItem.cfg.setProperty("selected",false);this.activeItem.blur();}B.preventDefault(E);}},_onClick:function(L,G,J){A.superclass._onClick.call(this,L,G,J);var K=G[1],M,E,F,H,I;if(K&&!K.cfg.getProperty("disabled")){M=G[0];E=B.getTarget(M);F=this.activeItem;H=this.cfg;if(F&&F!=K){this.clearActiveItem();}K.cfg.setProperty("selected",true);I=K.cfg.getProperty("submenu");if(I){if(I.cfg.getProperty("visible")){I.hide();}else{I.show();}}}},toString:function(){var F="MenuBar",E=this.id;if(E){F+=(" "+E);}return F;
},initDefaultConfig:function(){A.superclass.initDefaultConfig.call(this);var E=this.cfg;E.addProperty(C.POSITION.key,{handler:this.configPosition,value:C.POSITION.value,validator:C.POSITION.validator,supercedes:C.POSITION.supercedes});E.addProperty(C.SUBMENU_ALIGNMENT.key,{value:C.SUBMENU_ALIGNMENT.value,suppressEvent:C.SUBMENU_ALIGNMENT.suppressEvent});E.addProperty(C.AUTO_SUBMENU_DISPLAY.key,{value:C.AUTO_SUBMENU_DISPLAY.value,validator:C.AUTO_SUBMENU_DISPLAY.validator,suppressEvent:C.AUTO_SUBMENU_DISPLAY.suppressEvent});}});}());YAHOO.widget.MenuBarItem=function(B,A){YAHOO.widget.MenuBarItem.superclass.constructor.call(this,B,A);};YAHOO.lang.extend(YAHOO.widget.MenuBarItem,YAHOO.widget.MenuItem,{init:function(B,A){if(!this.SUBMENU_TYPE){this.SUBMENU_TYPE=YAHOO.widget.Menu;}YAHOO.widget.MenuBarItem.superclass.init.call(this,B);var C=this.cfg;if(A){C.applyConfig(A,true);}C.fireQueue();},CSS_CLASS_NAME:"yuimenubaritem",CSS_LABEL_CLASS_NAME:"yuimenubaritemlabel",toString:function(){var A="MenuBarItem";if(this.cfg&&this.cfg.getProperty("text")){A+=(": "+this.cfg.getProperty("text"));}return A;}});YAHOO.register("menu",YAHOO.widget.Menu,{version:"2.4.1",build:"742"});

/*
Copyright (c) 2007, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.4.1
*/
(function(){YAHOO.widget.TabView=function(K,J){J=J||{};if(arguments.length==1&&!YAHOO.lang.isString(K)&&!K.nodeName){J=K;K=J.element||null;}if(!K&&!J.element){K=I.call(this,J);}YAHOO.widget.TabView.superclass.constructor.call(this,K,J);};YAHOO.extend(YAHOO.widget.TabView,YAHOO.util.Element);var F=YAHOO.widget.TabView.prototype;var E=YAHOO.util.Dom;var H=YAHOO.util.Event;var D=YAHOO.widget.Tab;F.CLASSNAME="yui-navset";F.TAB_PARENT_CLASSNAME="yui-nav";F.CONTENT_PARENT_CLASSNAME="yui-content";F._tabParent=null;F._contentParent=null;F.addTab=function(M,O){var P=this.get("tabs");if(!P){this._queue[this._queue.length]=["addTab",arguments];return false;}O=(O===undefined)?P.length:O;var R=this.getTab(O);var T=this;var L=this.get("element");var S=this._tabParent;var Q=this._contentParent;var J=M.get("element");var K=M.get("contentEl");if(R){S.insertBefore(J,R.get("element"));}else{S.appendChild(J);}if(K&&!E.isAncestor(Q,K)){Q.appendChild(K);}if(!M.get("active")){M.set("contentVisible",false,true);}else{this.set("activeTab",M,true);}var N=function(V){YAHOO.util.Event.preventDefault(V);var U=false;if(this==T.get("activeTab")){U=true;}T.set("activeTab",this,U);};M.addListener(M.get("activationEvent"),N);M.addListener("activationEventChange",function(U){if(U.prevValue!=U.newValue){M.removeListener(U.prevValue,N);M.addListener(U.newValue,N);}});P.splice(O,0,M);};F.DOMEventHandler=function(P){var K=this.get("element");var Q=YAHOO.util.Event.getTarget(P);var S=this._tabParent;if(E.isAncestor(S,Q)){var L;var M=null;var J;var R=this.get("tabs");for(var N=0,O=R.length;N<O;N++){L=R[N].get("element");J=R[N].get("contentEl");if(Q==L||E.isAncestor(L,Q)){M=R[N];break;}}if(M){M.fireEvent(P.type,P);}}};F.getTab=function(J){return this.get("tabs")[J];};F.getTabIndex=function(N){var K=null;var M=this.get("tabs");for(var L=0,J=M.length;L<J;++L){if(N==M[L]){K=L;break;}}return K;};F.removeTab=function(M){var L=this.get("tabs").length;var K=this.getTabIndex(M);var J=K+1;if(M==this.get("activeTab")){if(L>1){if(K+1==L){this.set("activeIndex",K-1);}else{this.set("activeIndex",K+1);}}}this._tabParent.removeChild(M.get("element"));this._contentParent.removeChild(M.get("contentEl"));this._configs.tabs.value.splice(K,1);};F.toString=function(){var J=this.get("id")||this.get("tagName");return"TabView "+J;};F.contentTransition=function(K,J){K.set("contentVisible",true);J.set("contentVisible",false);};F.initAttributes=function(J){YAHOO.widget.TabView.superclass.initAttributes.call(this,J);if(!J.orientation){J.orientation="top";}var L=this.get("element");if(!YAHOO.util.Dom.hasClass(L,this.CLASSNAME)){YAHOO.util.Dom.addClass(L,this.CLASSNAME);}this.setAttributeConfig("tabs",{value:[],readOnly:true});this._tabParent=this.getElementsByClassName(this.TAB_PARENT_CLASSNAME,"ul")[0]||G.call(this);this._contentParent=this.getElementsByClassName(this.CONTENT_PARENT_CLASSNAME,"div")[0]||C.call(this);this.setAttributeConfig("orientation",{value:J.orientation,method:function(M){var N=this.get("orientation");this.addClass("yui-navset-"+M);if(N!=M){this.removeClass("yui-navset-"+N);}switch(M){case"bottom":this.appendChild(this._tabParent);break;}}});this.setAttributeConfig("activeIndex",{value:J.activeIndex,method:function(M){this.set("activeTab",this.getTab(M));},validator:function(M){return !this.getTab(M).get("disabled");}});this.setAttributeConfig("activeTab",{value:J.activeTab,method:function(N){var M=this.get("activeTab");if(N){N.set("active",true);this._configs["activeIndex"].value=this.getTabIndex(N);}if(M&&M!=N){M.set("active",false);}if(M&&N!=M){this.contentTransition(N,M);}else{if(N){N.set("contentVisible",true);}}},validator:function(M){return !M.get("disabled");}});if(this._tabParent){B.call(this);}this.DOM_EVENTS.submit=false;this.DOM_EVENTS.focus=false;this.DOM_EVENTS.blur=false;for(var K in this.DOM_EVENTS){if(YAHOO.lang.hasOwnProperty(this.DOM_EVENTS,K)){this.addListener.call(this,K,this.DOMEventHandler);}}};var B=function(){var Q,L,P;var O=this.get("element");var N=A(this._tabParent);var K=A(this._contentParent);for(var M=0,J=N.length;M<J;++M){L={};if(K[M]){L.contentEl=K[M];}Q=new YAHOO.widget.Tab(N[M],L);this.addTab(Q);if(Q.hasClass(Q.ACTIVE_CLASSNAME)){this._configs.activeTab.value=Q;this._configs.activeIndex.value=this.getTabIndex(Q);}}};var I=function(J){var K=document.createElement("div");if(this.CLASSNAME){K.className=this.CLASSNAME;}return K;};var G=function(J){var K=document.createElement("ul");if(this.TAB_PARENT_CLASSNAME){K.className=this.TAB_PARENT_CLASSNAME;}this.get("element").appendChild(K);return K;};var C=function(J){var K=document.createElement("div");if(this.CONTENT_PARENT_CLASSNAME){K.className=this.CONTENT_PARENT_CLASSNAME;}this.get("element").appendChild(K);return K;};var A=function(M){var K=[];var N=M.childNodes;for(var L=0,J=N.length;L<J;++L){if(N[L].nodeType==1){K[K.length]=N[L];}}return K;};})();(function(){var E=YAHOO.util.Dom,J=YAHOO.util.Event;var B=function(L,K){K=K||{};if(arguments.length==1&&!YAHOO.lang.isString(L)&&!L.nodeName){K=L;L=K.element;}if(!L&&!K.element){L=H.call(this,K);}this.loadHandler={success:function(M){this.set("content",M.responseText);},failure:function(M){}};B.superclass.constructor.call(this,L,K);this.DOM_EVENTS={};};YAHOO.extend(B,YAHOO.util.Element);var F=B.prototype;F.LABEL_TAGNAME="em";F.ACTIVE_CLASSNAME="selected";F.DISABLED_CLASSNAME="disabled";F.LOADING_CLASSNAME="loading";F.dataConnection=null;F.loadHandler=null;F._loading=false;F.toString=function(){var K=this.get("element");var L=K.id||K.tagName;return"Tab "+L;};F.initAttributes=function(K){K=K||{};B.superclass.initAttributes.call(this,K);var M=this.get("element");this.setAttributeConfig("activationEvent",{value:K.activationEvent||"click"});this.setAttributeConfig("labelEl",{value:K.labelEl||G.call(this),method:function(N){var O=this.get("labelEl");if(O){if(O==N){return false;}this.replaceChild(N,O);}else{if(M.firstChild){this.insertBefore(N,M.firstChild);}else{this.appendChild(N);}}}});this.setAttributeConfig("label",{value:K.label||D.call(this),method:function(O){var N=this.get("labelEl");
if(!N){this.set("labelEl",I.call(this));}C.call(this,O);}});this.setAttributeConfig("contentEl",{value:K.contentEl||document.createElement("div"),method:function(N){var O=this.get("contentEl");if(O){if(O==N){return false;}this.replaceChild(N,O);}}});this.setAttributeConfig("content",{value:K.content,method:function(N){this.get("contentEl").innerHTML=N;}});var L=false;this.setAttributeConfig("dataSrc",{value:K.dataSrc});this.setAttributeConfig("cacheData",{value:K.cacheData||false,validator:YAHOO.lang.isBoolean});this.setAttributeConfig("loadMethod",{value:K.loadMethod||"GET",validator:YAHOO.lang.isString});this.setAttributeConfig("dataLoaded",{value:false,validator:YAHOO.lang.isBoolean,writeOnce:true});this.setAttributeConfig("dataTimeout",{value:K.dataTimeout||null,validator:YAHOO.lang.isNumber});this.setAttributeConfig("active",{value:K.active||this.hasClass(this.ACTIVE_CLASSNAME),method:function(N){if(N===true){this.addClass(this.ACTIVE_CLASSNAME);this.set("title","active");}else{this.removeClass(this.ACTIVE_CLASSNAME);this.set("title","");}},validator:function(N){return YAHOO.lang.isBoolean(N)&&!this.get("disabled");}});this.setAttributeConfig("disabled",{value:K.disabled||this.hasClass(this.DISABLED_CLASSNAME),method:function(N){if(N===true){E.addClass(this.get("element"),this.DISABLED_CLASSNAME);}else{E.removeClass(this.get("element"),this.DISABLED_CLASSNAME);}},validator:YAHOO.lang.isBoolean});this.setAttributeConfig("href",{value:K.href||this.getElementsByTagName("a")[0].getAttribute("href",2)||"#",method:function(N){this.getElementsByTagName("a")[0].href=N;},validator:YAHOO.lang.isString});this.setAttributeConfig("contentVisible",{value:K.contentVisible,method:function(N){if(N){this.get("contentEl").style.display="block";if(this.get("dataSrc")){if(!this._loading&&!(this.get("dataLoaded")&&this.get("cacheData"))){A.call(this);}}}else{this.get("contentEl").style.display="none";}},validator:YAHOO.lang.isBoolean});};var H=function(K){var O=document.createElement("li");var L=document.createElement("a");L.href=K.href||"#";O.appendChild(L);var N=K.label||null;var M=K.labelEl||null;if(M){if(!N){N=D.call(this,M);}}else{M=I.call(this);}L.appendChild(M);return O;};var G=function(){return this.getElementsByTagName(this.LABEL_TAGNAME)[0];};var I=function(){var K=document.createElement(this.LABEL_TAGNAME);return K;};var C=function(K){var L=this.get("labelEl");L.innerHTML=K;};var D=function(){var K,L=this.get("labelEl");if(!L){return undefined;}return L.innerHTML;};var A=function(){if(!YAHOO.util.Connect){return false;}E.addClass(this.get("contentEl").parentNode,this.LOADING_CLASSNAME);this._loading=true;this.dataConnection=YAHOO.util.Connect.asyncRequest(this.get("loadMethod"),this.get("dataSrc"),{success:function(K){this.loadHandler.success.call(this,K);this.set("dataLoaded",true);this.dataConnection=null;E.removeClass(this.get("contentEl").parentNode,this.LOADING_CLASSNAME);this._loading=false;},failure:function(K){this.loadHandler.failure.call(this,K);this.dataConnection=null;E.removeClass(this.get("contentEl").parentNode,this.LOADING_CLASSNAME);this._loading=false;},scope:this,timeout:this.get("dataTimeout")});};YAHOO.widget.Tab=B;})();YAHOO.register("tabview",YAHOO.widget.TabView,{version:"2.4.1",build:"742"});

var PhotoGallery = Class.create({
	initialize: function(photos) {
		YAHOO.util.Event.onContentReady(photos, function() {
			this._index = 0;
			this._photos = $(photos).childElements();
			this._main_photo = $('gallery_photo');
			this._main_text = $('gallery_title');
			this._main_page = $('gallery_current_page');
			this._main_author = $('gallery_author');

			this.swap();
		}, true, this);
	},
	
	swap: function() {		
		this._main_photo.src = this.current().src;
		this._main_photo.title = this.current().title;		
		this._main_page.innerHTML = (this._index + 1);
		
		text = this.current().title.split(' | ');
		this._main_text.innerHTML = text[0];
		if (text.length > 1) {
			this._main_author.innerHTML = text[1];			
		}		
	},
	
	current: function() {
		return this._photos[this._index]
	},
	
	next: function() {
		next_index = this._index + 1;
		
		if (next_index > this._photos.length - 1) {
			this._index = 0;
		} else {
			this._index++;			
		}
		
		this.swap();
	}
});

function listing_swap_view(on_view) {
	['listing_details','listing_reviews','listing_special_offers'].each(function(e) {
		if (e == on_view) {
			$(e).show();
		} else {
			$(e).hide();
		}
	});
}

// Listing Click Counter
function lcc(obj, id, type, redirect) {
	var url = "/listings/" + id + "/track";
	
	new Ajax.Request(url, {
		method: 'get',
		parameters: { type: type },
		asynchronous: false,		
		onSuccess: function(transport) {
			/*if (!arguments[4]) { 
				if (obj.target != '') {
					window.open(obj.href, obj.target);
				} else {
					window.location.href = obj.href;
				}
			}
			return true;*/
		}
	});

	return true;
}

// Hot Deal Click Counter
function hdcc(obj, id) {
	var url = "/hot_deals/" + id + "/track";	
	var t = new Ajax.Request(url, {
		method: 'get',
		asynchronous: false,		
		onSuccess: function(transport) {
			/*if (obj.target != '') {
				window.open(obj.href, obj.target);
			} else {
				window.location.href = obj.href;
			}
			return true;*/
		}
	});

	return true;
}

// Vacation Package Click Counter
function vpcc(obj, id) {
	var url = "/vacation_packages/" + id + "/track";
	
	new Ajax.Request(url, {
		method: 'get',
		asynchronous: false,		
		onSuccess: function(transport) {
			/*if (obj.target != '') {
				window.open(obj.href, obj.target);
			} else {
				window.location.href = obj.href;
			}
			return true;*/
		}
	});	
	
	return true;
}

function home_featured_article_swap(title, body) {
	$('feature-text-title').innerHTML = title;
	$('feature-text-description').innerHTML = body;
}

/*
      Initialize and render the MenuBar when its elements are ready 
      to be scripted.
 */

YAHOO.util.Event.onContentReady("navigation", function () {

    var Dom = YAHOO.util.Dom,
        oAnim;  // Animation instance


    /*
         "beforeshow" event handler for each submenu of the MenuBar
         instance, used to setup certain style properties before
         the menu is animated.
    */

    function onSubmenuBeforeShow(p_sType, p_sArgs) {

        var oBody,
            oShadow,
            oUL;
    

        if (this.parent) {

            /*
                 Get a reference to the Menu's shadow element and 
                 set its "height" property to "0px" to syncronize 
                 it with the height of the Menu instance.
            */

            oShadow = this.element.lastChild;
            oShadow.style.height = "0px";

            
            /*
                Stop the Animation instance if it is currently 
                animating a Menu.
            */ 
        
            if (oAnim && oAnim.isAnimated()) {
            
                oAnim.stop();
                oAnim = null;
            
            }


            /*
                Set the body element's "overflow" property to 
                "hidden" to clip the display of its negatively 
                positioned <ul> element.
            */ 

            oBody = this.body;


            /*
                There is a bug in gecko-based browsers where 
                an element whose "position" property is set to 
                "absolute" and "overflow" property is set to 
                "hidden" will not render at the correct width when
                its offsetParent's "position" property is also 
                set to "absolute."  It is possible to work around 
                this bug by specifying a value for the width 
                property in addition to overflow.
            */

            if (this.parent && 
                !(this.parent instanceof YAHOO.widget.MenuBarItem) && 
                YAHOO.env.ua.gecko) {

                Dom.setStyle(oBody, "width", (oBody.clientWidth + "px"));
            
            }


            Dom.setStyle(oBody, "overflow", "hidden");


            /*
                Set the <ul> element's "marginTop" property 
                to a negative value so that the Menu's height
                collapses.
            */ 

            oUL = oBody.getElementsByTagName("ul")[0];

            Dom.setStyle(oUL, "marginTop", ("-" + oUL.offsetHeight + "px"));
        
        }

    }


    /*
        "tween" event handler for the Anim instance, used to 
        syncronize the size and position of the Menu instance's 
        shadow and iframe shim (if it exists) with its 
        changing height.
    */

    function onTween(p_sType, p_aArgs, p_oShadow) {

        if (this.cfg.getProperty("iframe")) {
        
            this.syncIframe();
    
        }
    
        if (p_oShadow) {
    
            p_oShadow.style.height = this.element.offsetHeight + "px";
        
        }
    
    }


    /*
        "complete" event handler for the Anim instance, used to 
        remove style properties that were animated so that the 
        Menu instance can be displayed at its final height.
    */

    function onAnimationComplete(p_sType, p_aArgs, p_oShadow) {

        var oBody = this.body,
            oUL = oBody.getElementsByTagName("ul")[0];

        if (p_oShadow) {
        
            p_oShadow.style.height = this.element.offsetHeight + "px";
        
        }

        Dom.setStyle(oUL, "marginTop", "");
        Dom.setStyle(oBody, "overflow", "");
        

        if (this.parent && 
            !(this.parent instanceof YAHOO.widget.MenuBarItem) && 
            YAHOO.env.ua.gecko) {
        
            Dom.setStyle(oBody, "width", "");
        
        }
        
    }


    /*
         "show" event handler for each submenu of the MenuBar 
         instance - used to kick off the animation of the 
         <ul> element.
    */

    function onSubmenuShow(p_sType, p_sArgs) {

        var oElement,
            oShadow,
            oUL;
    
        if (this.parent) {

            oElement = this.element;
            oShadow = oElement.lastChild;
            oUL = this.body.getElementsByTagName("ul")[0];
        

            /*
                 Animate the <ul> element's "marginTop" style 
                 property to a value of 0.
            */

            oAnim = new YAHOO.util.Anim(oUL, 
                { marginTop: { to: 0 } },
                .5, YAHOO.util.Easing.easeOut);


            oAnim.onStart.subscribe(function () {

                oShadow.style.height = "100%";
            
            });


            oAnim.animate();


            /*
                Subscribe to the Anim instance's "tween" event for 
                IE to syncronize the size and position of a 
                submenu's shadow and iframe shim (if it exists)  
                with its changing height.
            */

            if (YAHOO.env.ua.ie) {
                
                oShadow.style.height = oElement.offsetHeight + "px";


                /*
                    Subscribe to the Anim instance's "tween"
                    event, passing a reference Menu's shadow 
                    element and making the scope of the event 
                    listener the Menu instance.
                */

                oAnim.onTween.subscribe(onTween, oShadow, this);

            }


            /*
                Subscribe to the Anim instance's "complete" event,
                passing a reference Menu's shadow element and making 
                the scope of the event listener the Menu instance.
            */

            oAnim.onComplete.subscribe(onAnimationComplete, oShadow, this);
        
        }
    
    }


    /*
         Instantiate a MenuBar:  The first argument passed to the 
         constructor is the id of the element in the page 
         representing the MenuBar; the second is an object literal 
         of configuration properties.
    */

    var oMenuBar = new YAHOO.widget.MenuBar("navigation", { 
                                                autosubmenudisplay: true, 
                                                hidedelay: 750, 
                                                lazyload: true });


    /*
         Subscribe to the "beforeShow" and "show" events for 
         each submenu of the MenuBar instance.
    */
    
    oMenuBar.subscribe("beforeShow", onSubmenuBeforeShow);
    oMenuBar.subscribe("show", onSubmenuShow);


    /*
         Call the "render" method with no arguments since the 
         markup for this MenuBar already exists in the page.
    */

    oMenuBar.render();            

});

/* --- DORS functions for checking availability --*/
function validate(){	
	if(document.DORSForm.adate.value=="") {
		alert("Please select your arrival date");
		document.DORSForm.adate.focus();
		return false;
	} else {
		return true;
	}
}
function setMyDate() {
		var currentTime = new Date();
		var dateDelay = document.DORSForm.delay.value;
		currentTime.setDate(currentTime.getDate() + parseInt(document.DORSForm.delay.value));
		var month = currentTime.getMonth() + 1;
		var day = currentTime.getDate();
		var year = currentTime.getFullYear();
		if (day < 10)
			day = "0" + day;
		if (month < 10)
			month = "0" + month;

		var setMyDate = month + "/" + day + "/" + year;
		document.DORSForm.adate.value = setMyDate;
}

function convertDate(selecteddate) {
		splitdate = selecteddate.split("/");
		//var DORSdate = splitdate[2] + "-" + splitdate[0] + "-" + splitdate[1];
		//document.DORSForm.year.value = splitdate[2];
		document.DORSForm.year.value = splitdate[2];
		document.DORSForm.month.value = splitdate[0];
		document.DORSForm.day.value = splitdate[1];
}


/*
 * RSS Widget Loader
 * 
 * Watches for div's with the class 'rsswidget' and loads them with
 * HTML-ized content loaded from RSS feeds.
 *
 */
 
// Find all the divs that we should replace after the DOM loads.
document.observe("dom:loaded", function(){
  $$('a.rsswidget').each(function(item){
    fillRSSWidget(item);
  });
});

function fillRSSWidget(widget) {
  var rss_uri = encodeURI(widget.href);
  var request_base = document.location.protocol + '//' + document.location.hostname + ':' + document.location.port + '/widget?uri=';
  
  new Ajax.Request(request_base + rss_uri, {
    method: 'get',
    onSuccess: function(transport){
      updatePage(widget, transport.responseText);
    },
    onFailure: function(){
      updatePage(widget, "<div class=\"red\">There was an error building the RSS widget.</div>");
    }
  });
}

function updatePage(widget, content){
  var element = new Element('div');
  element.addClassName('rsswidget');
  element.update(content);
  
  widget.insert({'after': element});
  widget.remove();
}