var Prototype = {
  Version: '1.6.0.3',

  Browser: {
    IE:     !!(window.attachEvent &&
      navigator.userAgent.indexOf('Opera') === -1),
    Opera:  navigator.userAgent.indexOf('Opera') > -1,
    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,
    SelectorsAPI: !!document.querySelector,
    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;


 
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 = (function(m) {
          return function() { return ancestor[m].apply(this, arguments) }})(property).wrap(method);

        value.valueOf = method.valueOf.bind(method);
        value.toString = method.toString.bind(method)}
      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() : String(object)} 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 != null && typeof object == "object" &&
      'splice' in object && 'join' in object},

  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]
      .replace(/\s+/g, '').split(',');
    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)},

  defer: function() {
    var args = [0.01].concat($A(arguments));
    return this.delay.apply(this, args)},

  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)))}}
});

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.stripTags().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('')
});

String.prototype.escapeHTML.div.appendChild(String.prototype.escapeHTML.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)})}
});
Template.Pattern =/(^|.|\r|\n)(#\{(.*?)\})/;

var $break = { };

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

  eachSlice: function(number, iterator, context) {
    var index = -number, slices = [], array = this.toArray();
    if (number < 1) return array;
    while ((index += number) < array.length)
      slices.push(array.slice(index, index+number));
    return slices.collect(iterator, context)},

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

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

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

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

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

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

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

    this.each(function(value, index) {
      if (filter.match(value))
        results.push(iterator.call(context, 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) {
    this.each(function(value, index) {
      memo = iterator.call(context, 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 || Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator.call(context, value, index);
      if (result == null || value >= result)
        result = value});
    return result},

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

  partition: function(iterator, context) {
    iterator = iterator || Prototype.K;
    var trues = [], falses = [];
    this.each(function(value, index) {
      (iterator.call(context, 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) {
    var results = [];
    this.each(function(value, index) {
      if (!iterator.call(context, value, index))
        results.push(value)});
    return results},

  sortBy: function(iterator, context) {
    return this.map(function(value, index) {
      return {
        value: value,
        criteria: iterator.call(context, 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 || 0, results = new Array(length);
  while (length--) results[length] = iterable[length];
  return results}

if (Prototype.Browser.WebKit) {
  $A = function(iterable) {
    if (!iterable) return [];
                   if (!(typeof iterable === 'function' && typeof iterable.length ===
        'number' && typeof iterable.item === 'function') && iterable.toArray)
      return iterable.toArray();
    var length = iterable.length || 0, 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(', ') + ']'}
});

 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, context) {
    $R(0, this, true).each(iterator, context);
    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) {
             if (this._object[key] !== Object.prototype[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.inject([], function(results, pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

        if (values && typeof values == 'object') {
          if (Object.isArray(values))
            return results.concat(values.map(toQueryPair.curry(key)))} else results.push(toQueryPair(key, values));
        return results}).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)) {
             params['_method'] = this.method;
      this.method = 'post'}

    this.parameters = params;

    if (params = Object.toQueryString(params)) {
             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);

       
      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 : '');

       
      if (this.transport.overrideMimeType &&
          (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
            headers['Connection'] = 'close'}

         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 && this.isSameOrigin() && 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') {
             this.transport.onreadystatechange = Prototype.emptyFunction}
  },

  isSameOrigin: function() {
    var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
    return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
      protocol: location.protocol,
      domain: document.domain,
      port: location.port ? ':' + location.port : ''
    }))},

  getHeader: function(name) {
    try {
      return this.transport.getResponseHeader(name) || null} 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 ||
        !this.request.isSameOrigin())} 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 ||
        !this.request.isSameOrigin())} 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) {
     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 || { });
  if (element) this.Element.prototype = element.prototype}).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 = $(element);
    element.style.display = 'none';
    return element},

  show: function(element) {
    element = $(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, insert, tagName, childNodes;

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

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

      content = Object.toHTML(content);

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

      childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());

      if (position == 'top' || position == 'after') childNodes.reverse();
      childNodes.each(insert.curry(element));

      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).select("*")},

  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 Object.isNumber(expression) ? ancestors[expression] :
      Selector.findElement(ancestors, expression, index)},

  down: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return element.firstDescendant();
    return Object.isNumber(expression) ? element.descendants()[expression] :
      Element.select(element, expression)[index || 0]},

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

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

  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)},

     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);

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

    if (ancestor.contains)
      return ancestor.contains(element) && ancestor !== element;

    while (element = element.parentNode)
      if (element == ancestor) 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 || value == 'auto') {
      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)        return {width: element.offsetWidth, height: element.offsetHeight};

              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';
                    if (Prototype.Browser.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.toUpperCase() == 'BODY') break;
        var p = Element.getStyle(element, 'position');
        if (p !== 'static') break}
    } while (element);
    return Element._returnOffset(valueL, valueT)},

  absolutize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'absolute') return element;
     
    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 element;
     
    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;

             if (element.offsetParent == document.body &&
        Element.getStyle(element, 'position') == 'absolute') break} while (element = element.offsetParent);

    element = forElement;
    do {
      if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == '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] || { });

         source = $(source);
    var p = source.viewportOffset();

         element = $(element);
    var delta = [0, 0];
    var parent = null;
              if (Element.getStyle(element, 'position') == 'absolute') {
      parent = element.getOffsetParent();
      delta = parent.viewportOffset()}

         if (parent == document.body) {
      delta[0] -= document.body.offsetLeft;
      delta[1] -= document.body.offsetTop}

         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 (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':
                     if (!Element.visible(element)) return null;

                                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) {
        Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
    function(proceed, element) {
      element = $(element);
             try { element.offsetParent }
      catch(e) { return $(document.body) }
      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}
  );

  $w('positionedOffset viewportOffset').each(function(method) {
    Element.Methods[method] = Element.Methods[method].wrap(
      function(proceed, element) {
        element = $(element);
        try { element.offsetParent }
        catch(e) { return Element._returnOffset(0,0) }
        var position = element.getStyle('position');
        if (position !== 'static') return proceed(element);
                          var offsetParent = element.getOffsetParent();
        if (offsetParent && offsetParent.getStyle('position') === 'fixed')
          offsetParent.setStyle({ zoom: 1 });
        element.setStyle({ position: 'relative' });
        var value = proceed(element);
        element.setStyle({ position: position });
        return value}
    )});

  Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
    function(proceed, element) {
      try { element.offsetParent }
      catch(e) { return Element._returnOffset(0,0) }
      return proceed(element)}
  );

  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.extend({
      cellpadding: 'cellPadding',
      cellspacing: 'cellSpacing'
    }, 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 frameBorder').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.toUpperCase() == 'IMG' && element.width) {
        element.width++; element.width--} else try {
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n)} catch (e) { }

    return element};

           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) {
     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 ('outerHTML' in document.createElement('div')) {
  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];
  if (t) {
    div.innerHTML = t[0] + html + t[1];
    t[2].times(function() { div = div.firstChild })} else div.innerHTML = html;
  return $A(div.childNodes)};

Element._insertionTranslations = {
  before: function(element, node) {
    element.parentNode.insertBefore(node, element)},
  top: function(element, node) {
    element.insertBefore(node, element.firstChild)},
  bottom: function(element, node) {
    element.appendChild(node)},
  after: function(element, node) {
    element.parentNode.insertBefore(node, element.nextSibling)},
  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() {
  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.toUpperCase(), property, value;

         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() {
             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 = { }, B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      if (B.WebKit && !document.evaluate) {
                 dimensions[d] = self['inner' + D]} else if (B.Opera && parseFloat(window.opera.version()) < 9.5) {
                 dimensions[d] = document.body['client' + D]
      } else {
        dimensions[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)}
};
 

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

    if (this.shouldUseSelectorsAPI()) {
      this.mode = 'selectorsAPI'} else if (this.shouldUseXPath()) {
      this.mode = 'xpath';
      this.compileXPathMatcher()} else {
      this.mode = "normal";
      this.compileMatcher()}

  },

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

    var e = this.expression;

         if (Prototype.Browser.WebKit &&
     (e.include("-of-type") || e.include(":empty")))
      return false;

              if ((/(\[[\w-]*?:|:checked)/).test(e))
      return false;

    return true},

  shouldUseSelectorsAPI: function() {
    if (!Prototype.BrowserFeatures.SelectorsAPI) return false;

    if (!Selector._div) Selector._div = new Element('div');

              try {
      Selector._div.querySelector(this.expression)} catch(e) {
      return false}

    return true},

  compileMatcher: function() {
    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;
    var e = this.expression, results;

    switch (this.mode) {
      case 'selectorsAPI':
                                   if (root !== document) {
          var oldId = root.id, id = $(root).identify();
          e = "#" + id + " " + e}

        results = $A(root.querySelectorAll(e)).map(Element.extend);
        root.id = oldId;

        return results;
      case 'xpath':
        return document._getElementsByXPath(this.xpath, root);
      default:
       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)) {
                                if (as[i]) {
            this.tokens.push([i, Object.clone(m)]);
            e = e.replace(m[0], '')} else {
                                      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)]",
      'checked':     "[@checked]",
      'disabled':    "[(@disabled) and (@type!='hidden')]",
      'enabled':     "[not(@disabled) and (@type!='hidden')]",
      '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+)$/))            return '[' + fragment + "= " + mm[1] + ']';
        if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) {            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); c = false;',
    attr: function(m) {
      m[3] = (m[5] || m[6]);
      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); 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: {
              laterSibling:/^\s*~\s*/,
    child:/^\s*>\s*/,
    adjacent:/^\s*\+\s*/,
    descendant:/^\s/,

         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:/^\[((?:[\w]+:)?[\w]+)\]/,
    attr:/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
  },

     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 nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6])}
  },

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

         mark: function(nodes) {
      var _true = Prototype.emptyFunction;
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = _true;
      return nodes},

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

                   index: function(parentNode, reverse, ofType) {
      parentNode._countedByPrototype = Prototype.emptyFunction;
      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._countedByPrototype)) node.nodeIndex = j++}
      } else {
        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++}
    },

         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])._countedByPrototype) {
          n._countedByPrototype = Prototype.emptyFunction;
          results.push(Element.extend(n))}
      return Selector.handlers.unmark(results)},

         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},

         tagName: function(nodes, root, tagName, combinator) {
      var uTagName = tagName.toUpperCase();
      var results = [], h = Selector.handlers;
      if (nodes) {
        if (combinator) {
                     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() === uTagName) 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, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      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, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      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)},

         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})},

         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._countedByPrototype) {
          h.index(node.parentNode, reverse, ofType);
          indexed.push(node.parentNode)}
      }
      if (formula.match(/^\d+$/)) {          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+))?/)) {          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++) {
                 if (node.tagName == '!' || node.firstChild) 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._countedByPrototype) 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 && (!node.type || node.type !== 'hidden'))
          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 == v || nv && nv.startsWith(v)},
    '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v)},
    '*=': function(nv, v) { return nv == v || nv && nv.include(v)},
    '$=': 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() + '-')}
  },

  split: function(expression) {
    var expressions = [];
    expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
      expressions.push(m[1].strip())});
    return expressions},

  matchElements: function(elements, expression) {
    var matches = $$(expression), h = Selector.handlers;
    h.mark(matches);
    for (var i = 0, results = [], element; element = elements[i]; i++)
      if (element._countedByPrototype) 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) {
    expressions = Selector.split(expressions.join(','));
    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) {
  Object.extend(Selector.handlers, {
              concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        if (node.tagName !== "!") a.push(node);
      return a},

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

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 != 'file' && (element.type != 'submit' || (!submitted &&
            submit !== false && (!submit || key == submit) && (submitted = true)))) {
          if (key in result) {
                         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.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, value) {
    if (Object.isUndefined(value))
      return this[element.type == 'select-one' ?
        'selectOne' : 'selectMany'](element);
    else {
      var opt, currentValue, single = !Object.isArray(value);
      for (var i = 0, length = element.length; i < length; i++) {
        opt = element.options[i];
        currentValue = this.optionValue(opt);
        if (single) {
          if (currentValue == value) {
            opt.selected = true;
            return}
        }
        else opt.selected = value.include(currentValue)}
    }
  },

  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) {
         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) {
      event = Event.extend(event);

      var node          = event.target,
          type          = event.type,
          currentTarget = event.currentTarget;

      if (currentTarget && currentTarget.tagName) {
                                   if (type === 'load' || type === 'error' ||
          (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
            && currentTarget.type === 'radio'))
              node = currentTarget}
      if (node.nodeType == Node.TEXT_NODE) node = node.parentNode;
      return Element.extend(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) {
      var docElement = document.documentElement,
      body = document.body || { scrollLeft: 0, scrollTop: 0 };
      return {
        x: event.pageX || (event.clientX +
          (docElement.scrollLeft || body.scrollLeft) -
          (docElement.clientLeft || 0)),
        y: event.pageY || (event.clientY +
          (docElement.scrollTop || body.scrollTop) -
          (docElement.clientTop || 0))
      }},

    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._prototypeEventID) return element._prototypeEventID[0];
    arguments.callee.id = arguments.callee.id || 1;
    return element._prototypeEventID = [++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)}

           if (Prototype.Browser.WebKit) {
    window.addEventListener('unload', Prototype.emptyFunction, false)}

  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;

      var event;
      if (document.createEvent) {
        event = document.createEvent("HTMLEvents");
        event.initEvent("dataavailable", true, true)} else {
        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(),
  loaded:        false
});

(function() {
   

  var timer;

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

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');

  var Position = {
           includeScrollOffsets: false,

        prepare: function() {
    this.deltaX =  window.pageXOffset
                || document.documentElement.scrollLeft
                || document.body.scrollLeft
                || 0;
    this.deltaY =  window.pageYOffset
                || document.documentElement.scrollTop
                || document.body.scrollTop
                || 0},

     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)},

     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},

   
  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();








 
                      
var Scriptaculous = {
  Version: '1.8.2',
  require: function(libraryName) {
         document.write('<script type="text/javascript" src="'+libraryName+'"><\/script>')},
  REQUIRED_PROTOTYPE: '1.6.0.3',
  load: function() {
    function convertVersionString(versionString) {
      var v = versionString.replace(/_.*|\./g, '');
      v = parseInt(v + '0'.times(4-v.length));
      return versionString.indexOf('_') > -1 ? v-1 : v}

    if((typeof Prototype=='undefined') ||
       (typeof Element == 'undefined') ||
       (typeof Element.Methods=='undefined') ||
       (convertVersionString(Prototype.Version) <
        convertVersionString(Scriptaculous.REQUIRED_PROTOTYPE)))
       throw("script.aculo.us requires the Prototype JavaScript framework >= " +
        Scriptaculous.REQUIRED_PROTOTYPE);

    var js =/scriptaculous\.js(\?.*)?$/;
    $$('head script[src]').findAll(function(s) {
      return s.src.match(js)}).each(function(s) {
      var path = s.src.replace(js, ''),
      includes = s.src.match(/\?.*load=([a-z,]*)/);
      (includes ? includes[1] : 'builder,effects,dragdrop,controls,slider,sound').split(',').each(
       function(include) { Scriptaculous.require(path+include+'.js') })})}
};

Scriptaculous.load();








 
        
  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) + .5},
    reverse: function(pos) {
      return 1-pos},
    flicker: function(pos) {
      var pos = ((-Math.cos(pos*Math.PI)/4) + .75) + Math.random()/4;
      return pos > 1 ? 1 : pos},
    wobble: function(pos) {
      return (-Math.cos(pos*Math.PI*(9*pos))/2) + .5},
    pulse: function(pos, pulses) {
      return (-Math.cos((pos*((pulses||5)-.5)*2)*Math.PI)/2) + .5},
    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,        fps:        100,        sync:       false,      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;

 

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':
                 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':
                 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;

    this.render = (function() {
      function dispatch(effect, eventName) {
        if (effect.options[eventName + 'Internal'])
          effect.options[eventName + 'Internal'](effect);
        if (effect.options[eventName])
          effect.options[eventName](effect)}

      return function(pos) {
        if (this.state === "idle") {
          this.state = "running";
          dispatch(this, 'beforeSetup');
          if (this.setup) this.setup();
          dispatch(this, 'afterSetup')}
        if (this.state === "running") {
          pos = (this.options.transition(pos) * this.fromToDelta) + this.options.from;
          this.position = pos;
          dispatch(this, 'beforeUpdate');
          if (this.update) this.update(pos);
          dispatch(this, '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);
         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'
    })}
});

 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',               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() {
         if (this.element.getStyle('display')=='none') { this.cancel(); return}
         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');
         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();

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

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

 

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,
     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();
     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] || { })
  )};

 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] || { },
    oldOpacity = element.getInlineOpacity(),
    transition = options.transition || Effect.Transitions.linear,
    reverser   = function(pos){
      return 1 - transition((-Math.cos((pos*(options.pulses||5)*2)*Math.PI)/2) + .5)};

  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(results, property) {
      results[property] = css[property];
      return results});
    if (!styles.opacity) styles.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);








 
 
          
                        
if(typeof Effect == 'undefined')
  throw("controls.js requires including script.aculo.us' effects.js library");

var Autocompleter = { }
Autocompleter.Base = Class.create({
  baseInitialize: function(element, update, options) {
    element          = $(element)
    this.element     = element; 
    this.update      = $(update);  
    this.hasFocus    = false; 
    this.changed     = false; 
    this.active      = false; 
    this.index       = 0;     
    this.entryCount  = 0;
    this.oldElementValue = this.element.value;

    if(this.setOptions)
      this.setOptions(options);
    else this.options = options || { };

    this.options.paramName    = this.options.paramName || this.element.name;
    this.options.tokens       = this.options.tokens || [];
    this.options.frequency    = this.options.frequency || 0.4;
    this.options.minChars     = this.options.minChars || 1;
    this.options.onShow       = this.options.onShow || 
      function(element, update){ 
        if(!update.style.position || update.style.position=='absolute') {
          update.style.position = 'absolute';
          Position.clone(element, update, {
            setHeight: false, 
            offsetTop: element.offsetHeight
          })}
        Effect.Appear(update,{duration:0.15})};
    this.options.onHide = this.options.onHide || 
      function(element, update){ new Effect.Fade(update,{duration:0.15}) };

    if(typeof(this.options.tokens) == 'string') 
      this.options.tokens = new Array(this.options.tokens);
         if (!this.options.tokens.include('\n'))
      this.options.tokens.push('\n');

    this.observer = null;
    
    this.element.setAttribute('autocomplete','off');

    Element.hide(this.update);

    Event.observe(this.element, 'blur', this.onBlur.bindAsEventListener(this));
    Event.observe(this.element, 'keydown', this.onKeyPress.bindAsEventListener(this))},

  show: function() {
    if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update);
    if(!this.iefix && 
      (Prototype.Browser.IE) &&
      (Element.getStyle(this.update, 'position')=='absolute')) {
      new Insertion.After(this.update, 
       '<iframe id="' + this.update.id + '_iefix" '+
       'style="display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);" ' +
       'src="javascript:false;" frameborder="0" scrolling="no"></iframe>');
      this.iefix = $(this.update.id+'_iefix')}
    if(this.iefix) setTimeout(this.fixIEOverlapping.bind(this), 50)},
  
  fixIEOverlapping: function() {
    Position.clone(this.update, this.iefix, {setTop:(!this.update.style.height)});
    this.iefix.style.zIndex = 1;
    this.update.style.zIndex = 2;
    Element.show(this.iefix)},

  hide: function() {
    this.stopIndicator();
    if(Element.getStyle(this.update, 'display')!='none') this.options.onHide(this.element, this.update);
    if(this.iefix) Element.hide(this.iefix)},

  startIndicator: function() {
    if(this.options.indicator) Element.show(this.options.indicator)},

  stopIndicator: function() {
    if(this.options.indicator) Element.hide(this.options.indicator)},

  onKeyPress: function(event) {
    if(this.active)
      switch(event.keyCode) {
       case Event.KEY_TAB:
       case Event.KEY_RETURN:
         this.selectEntry();
                             return;
       case Event.KEY_ESC:
         this.hide();
         this.active = false;
         Event.stop(event);
         return;
       case Event.KEY_LEFT:
       case Event.KEY_RIGHT:
         return;
       case Event.KEY_UP:
         this.markPrevious();
         this.render();
         Event.stop(event);
         return;
       case Event.KEY_DOWN:
         this.markNext();
         this.render();
         Event.stop(event);
         return}
     else if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN || 
         (Prototype.Browser.WebKit > 0 && event.keyCode == 0)) return;

    this.changed = true;
    this.hasFocus = true;

    if(this.observer) clearTimeout(this.observer);
      this.observer = 
        setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000)},

  activate: function() {
    this.changed = false;
    this.hasFocus = true;
    this.getUpdatedChoices()},

  onHover: function(event) {
    var element = Event.findElement(event, 'LI');
    if(this.index != element.autocompleteIndex) 
    {
        this.index = element.autocompleteIndex;
        this.render()}
    Event.stop(event)},
  
  onClick: function(event) {
    var element = Event.findElement(event, 'LI');
    this.index = element.autocompleteIndex;
    this.selectEntry();
    this.hide()},
  
  onBlur: function(event) {
         setTimeout(this.hide.bind(this), 250);
    this.hasFocus = false;
    this.active = false}, 
  
  render: function() {
    if(this.entryCount > 0) {
      for (var i = 0; i < this.entryCount; i++)
        this.index==i ? 
          Element.addClassName(this.getEntry(i),"selected") : 
          Element.removeClassName(this.getEntry(i),"selected");
      if(this.hasFocus) { 
        this.show();
        this.active = true}
    } else {
      this.active = false;
      this.hide()}
  },
   
  markPrevious: function() {
    if(this.index > 0) this.index--
      else this.index = this.entryCount-1;
    this.getEntry(this.index).scrollIntoView(false)},
  
  markNext: function() {
    if(this.index < this.entryCount-1) this.index++
      else this.index = 0;
    this.getEntry(this.index).scrollIntoView(false)},
  
  getEntry: function(index) {
    return this.update.firstChild.childNodes[index]},
  
  getCurrentEntry: function() {
    return this.getEntry(this.index)},
  
   
     selectEntry: function() {
	    this.active = false;
	    if(this.index != -1){
	        this.updateElement(this.getCurrentEntry())}else{
	        if (this.options.afterUpdateElement)
	        this.options.afterUpdateElement(this.element, new Element('li',
	{id: '', name: ''}))}
  }, 
  
  updateElement: function(selectedElement) {
    if (this.options.updateElement) {
      this.options.updateElement(selectedElement);
      return}
    var value = '';
    if (this.options.select) {
      var nodes = $(selectedElement).select('.' + this.options.select) || [];
      if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select)} else value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal');
    
    var bounds = this.getTokenBounds();
    if (bounds[0] != -1) {
      var newValue = this.element.value.substr(0, bounds[0]);
      var whitespace = this.element.value.substr(bounds[0]).match(/^\s+/);
      if (whitespace)
        newValue += whitespace[0];
      this.element.value = newValue + value + this.element.value.substr(bounds[1])} else {
      this.element.value = value}
    this.oldElementValue = this.element.value;
    this.element.focus();
    
    if (this.options.afterUpdateElement)
      this.options.afterUpdateElement(this.element, selectedElement)},

  updateChoices: function(choices) {
    if(!this.changed && this.hasFocus) {
      this.update.innerHTML = choices;
      Element.cleanWhitespace(this.update);
      Element.cleanWhitespace(this.update.down());

      if(this.update.firstChild && this.update.down().childNodes) {
        this.entryCount = 
          this.update.down().childNodes.length;
        for (var i = 0; i < this.entryCount; i++) {
          var entry = this.getEntry(i);
          entry.autocompleteIndex = i;
          this.addObservers(entry)}
      } else { 
        this.entryCount = 0}

      this.stopIndicator();
           this.index = -1;
      
      if(this.entryCount==1 && this.options.autoSelect) {
        this.selectEntry();
        this.hide()} else {
        this.render()}
    }
  },

  addObservers: function(element) {
    Event.observe(element, "mouseover", this.onHover.bindAsEventListener(this));
    Event.observe(element, "click", this.onClick.bindAsEventListener(this))},

  onObserverEvent: function() {
    this.changed = false;   
    this.tokenBounds = null;
    if(this.getToken().length>=this.options.minChars) {
      this.getUpdatedChoices()} else {
      this.active = false;
      this.hide()}
    this.oldElementValue = this.element.value},

  getToken: function() {
    var bounds = this.getTokenBounds();
    return this.element.value.substring(bounds[0], bounds[1]).strip()},

  getTokenBounds: function() {
    if (null != this.tokenBounds) return this.tokenBounds;
    var value = this.element.value;
    if (value.strip().empty()) return [-1, 0];
    var diff = arguments.callee.getFirstDifferencePos(value, this.oldElementValue);
    var offset = (diff == this.oldElementValue.length ? 1 : 0);
    var prevTokenPos = -1, nextTokenPos = value.length;
    var tp;
    for (var index = 0, l = this.options.tokens.length; index < l; ++index) {
      tp = value.lastIndexOf(this.options.tokens[index], diff + offset - 1);
      if (tp > prevTokenPos) prevTokenPos = tp;
      tp = value.indexOf(this.options.tokens[index], diff + offset);
      if (-1 != tp && tp < nextTokenPos) nextTokenPos = tp}
    return (this.tokenBounds = [prevTokenPos + 1, nextTokenPos])}
});

Autocompleter.Base.prototype.getTokenBounds.getFirstDifferencePos = function(newS, oldS) {
  var boundary = Math.min(newS.length, oldS.length);
  for (var index = 0; index < boundary; ++index)
    if (newS[index] != oldS[index])
      return index;
  return boundary};

Ajax.Autocompleter = Class.create(Autocompleter.Base, {
  initialize: function(element, update, url, options) {
    this.baseInitialize(element, update, options);
    this.options.asynchronous  = true;
    this.options.onComplete    = this.onComplete.bind(this);
    this.options.defaultParams = this.options.parameters || null;
    this.url                   = url},

  getUpdatedChoices: function() {
    this.startIndicator();
    
    var entry = encodeURIComponent(this.options.paramName) + '=' + 
      encodeURIComponent(this.getToken());

    this.options.parameters = this.options.callback ?
      this.options.callback(this.element, entry) : entry;

    if(this.options.defaultParams) 
      this.options.parameters += '&' + this.options.defaultParams;
    
    new Ajax.Request(this.url, this.options)},

  onComplete: function(request) {
    this.updateChoices(request.responseText)}
});

                                  
Autocompleter.Local = Class.create(Autocompleter.Base, {
  initialize: function(element, update, array, options) {
    this.baseInitialize(element, update, options);
    this.options.array = array},

  getUpdatedChoices: function() {
    this.updateChoices(this.options.selector(this))},

  setOptions: function(options) {
    this.options = Object.extend({
      choices: 10,
      partialSearch: true,
      partialChars: 2,
      ignoreCase: true,
      fullSearch: false,
      selector: function(instance) {
        var ret       = [];          var partial   = [];          var entry     = instance.getToken();
        var count     = 0;

        for (var i = 0; i < instance.options.array.length &&  
          ret.length < instance.options.choices ; i++) { 

          var elem = instance.options.array[i];
          var foundPos = instance.options.ignoreCase ? 
            elem.toLowerCase().indexOf(entry.toLowerCase()) : 
            elem.indexOf(entry);

          while (foundPos != -1) {
            if (foundPos == 0 && elem.length != entry.length) { 
              ret.push("<li><strong>" + elem.substr(0, entry.length) + "</strong>" + 
                elem.substr(entry.length) + "</li>");
              break} else if (entry.length >= instance.options.partialChars && 
              instance.options.partialSearch && foundPos != -1) {
              if (instance.options.fullSearch ||/\s/.test(elem.substr(foundPos-1,1))) {
                partial.push("<li>" + elem.substr(0, foundPos) + "<strong>" +
                  elem.substr(foundPos, entry.length) + "</strong>" + elem.substr(
                  foundPos + entry.length) + "</li>");
                break}
            }

            foundPos = instance.options.ignoreCase ? 
              elem.toLowerCase().indexOf(entry.toLowerCase(), foundPos + 1) : 
              elem.indexOf(entry, foundPos + 1)}
        }
        if (partial.length)
          ret = ret.concat(partial.slice(0, instance.options.choices - ret.length))
        return "<ul>" + ret.join('') + "</ul>"}
    }, options || { })}
});

  
   Field.scrollFreeActivate = function(field) {
  setTimeout(function() {
    Field.activate(field)}, 1)};

Ajax.InPlaceEditor = Class.create({
  initialize: function(element, url, options) {
    this.url = url;
    this.element = element = $(element);
    this.prepareOptions();
    this._controls = { };
    arguments.callee.dealWithDeprecatedOptions(options);      Object.extend(this.options, options || { });
    if (!this.options.formId && this.element.id) {
      this.options.formId = this.element.id + '-inplaceeditor';
      if ($(this.options.formId))
        this.options.formId = ''}
    if (this.options.externalControl)
      this.options.externalControl = $(this.options.externalControl);
    if (!this.options.externalControl)
      this.options.externalControlOnly = false;
    this._originalBackground = this.element.getStyle('background-color') || 'transparent';
    this.element.title = this.options.clickToEditText;
    this._boundCancelHandler = this.handleFormCancellation.bind(this);
    this._boundComplete = (this.options.onComplete || Prototype.emptyFunction).bind(this);
    this._boundFailureHandler = this.handleAJAXFailure.bind(this);
    this._boundSubmitHandler = this.handleFormSubmission.bind(this);
    this._boundWrapperHandler = this.wrapUp.bind(this);
    this.registerListeners()},
  checkForEscapeOrReturn: function(e) {
    if (!this._editing || e.ctrlKey || e.altKey || e.shiftKey) return;
    if (Event.KEY_ESC == e.keyCode)
      this.handleFormCancellation(e);
    else if (Event.KEY_RETURN == e.keyCode)
      this.handleFormSubmission(e)},
  createControl: function(mode, handler, extraClasses) {
    var control = this.options[mode + 'Control'];
    var text = this.options[mode + 'Text'];
    if ('button' == control) {
      var btn = document.createElement('input');
      btn.type = 'submit';
      btn.value = text;
      btn.className = 'editor_' + mode + '_button';
      if ('cancel' == mode)
        btn.onclick = this._boundCancelHandler;
      this._form.appendChild(btn);
      this._controls[mode] = btn} else if ('link' == control) {
      var link = document.createElement('a');
      link.href = '#';
      link.appendChild(document.createTextNode(text));
      link.onclick = 'cancel' == mode ? this._boundCancelHandler : this._boundSubmitHandler;
      link.className = 'editor_' + mode + '_link';
      if (extraClasses)
        link.className += ' ' + extraClasses;
      this._form.appendChild(link);
      this._controls[mode] = link}
  },
  createEditField: function() {
    var text = (this.options.loadTextURL ? this.options.loadingText : this.getText());
    var fld;
    if (1 >= this.options.rows && !/\r|\n/.test(this.getText())) {
      fld = document.createElement('input');
      fld.type = 'text';
      var size = this.options.size || this.options.cols || 0;
      if (0 < size) fld.size = size} else {
      fld = document.createElement('textarea');
      fld.rows = (1 >= this.options.rows ? this.options.autoRows : this.options.rows);
      fld.cols = this.options.cols || 40}
    fld.name = this.options.paramName;
    fld.value = text;      fld.className = 'editor_field';
    if (this.options.submitOnBlur)
      fld.onblur = this._boundSubmitHandler;
    this._controls.editor = fld;
    if (this.options.loadTextURL)
      this.loadExternalText();
    this._form.appendChild(this._controls.editor)},
  createForm: function() {
    var ipe = this;
    function addText(mode, condition) {
      var text = ipe.options['text' + mode + 'Controls'];
      if (!text || condition === false) return;
      ipe._form.appendChild(document.createTextNode(text))};
    this._form = $(document.createElement('form'));
    this._form.id = this.options.formId;
    this._form.addClassName(this.options.formClassName);
    this._form.onsubmit = this._boundSubmitHandler;
    this.createEditField();
    if ('textarea' == this._controls.editor.tagName.toLowerCase())
      this._form.appendChild(document.createElement('br'));
    if (this.options.onFormCustomization)
      this.options.onFormCustomization(this, this._form);
    addText('Before', this.options.okControl || this.options.cancelControl);
    this.createControl('ok', this._boundSubmitHandler);
    addText('Between', this.options.okControl && this.options.cancelControl);
    this.createControl('cancel', this._boundCancelHandler, 'editor_cancel');
    addText('After', this.options.okControl || this.options.cancelControl)},
  destroy: function() {
    if (this._oldInnerHTML)
      this.element.innerHTML = this._oldInnerHTML;
    this.leaveEditMode();
    this.unregisterListeners()},
  enterEditMode: function(e) {
    if (this._saving || this._editing) return;
    this._editing = true;
    this.triggerCallback('onEnterEditMode');
    if (this.options.externalControl)
      this.options.externalControl.hide();
    this.element.hide();
    this.createForm();
    this.element.parentNode.insertBefore(this._form, this.element);
    if (!this.options.loadTextURL)
      this.postProcessEditField();
    if (e) Event.stop(e)},
  enterHover: function(e) {
    if (this.options.hoverClassName)
      this.element.addClassName(this.options.hoverClassName);
    if (this._saving) return;
    this.triggerCallback('onEnterHover')},
  getText: function() {
    return this.element.innerHTML.unescapeHTML()},
  handleAJAXFailure: function(transport) {
    this.triggerCallback('onFailure', transport);
    if (this._oldInnerHTML) {
      this.element.innerHTML = this._oldInnerHTML;
      this._oldInnerHTML = null}
  },
  handleFormCancellation: function(e) {
    this.wrapUp();
    if (e) Event.stop(e)},
  handleFormSubmission: function(e) {
    var form = this._form;
    var value = $F(this._controls.editor);
    this.prepareSubmission();
    var params = this.options.callback(form, value) || '';
    if (Object.isString(params))
      params = params.toQueryParams();
    params.editorId = this.element.id;
    if (this.options.htmlResponse) {
      var options = Object.extend({ evalScripts: true }, this.options.ajaxOptions);
      Object.extend(options, {
        parameters: params,
        onComplete: this._boundWrapperHandler,
        onFailure: this._boundFailureHandler
      });
      new Ajax.Updater({ success: this.element }, this.url, options)} else {
      var options = Object.extend({ method: 'get' }, this.options.ajaxOptions);
      Object.extend(options, {
        parameters: params,
        onComplete: this._boundWrapperHandler,
        onFailure: this._boundFailureHandler
      });
      new Ajax.Request(this.url, options)}
    if (e) Event.stop(e)},
  leaveEditMode: function() {
    this.element.removeClassName(this.options.savingClassName);
    this.removeForm();
    this.leaveHover();
    this.element.style.backgroundColor = this._originalBackground;
    this.element.show();
    if (this.options.externalControl)
      this.options.externalControl.show();
    this._saving = false;
    this._editing = false;
    this._oldInnerHTML = null;
    this.triggerCallback('onLeaveEditMode')},
  leaveHover: function(e) {
    if (this.options.hoverClassName)
      this.element.removeClassName(this.options.hoverClassName);
    if (this._saving) return;
    this.triggerCallback('onLeaveHover')},
  loadExternalText: function() {
    this._form.addClassName(this.options.loadingClassName);
    this._controls.editor.disabled = true;
    var options = Object.extend({ method: 'get' }, this.options.ajaxOptions);
    Object.extend(options, {
      parameters: 'editorId=' + encodeURIComponent(this.element.id),
      onComplete: Prototype.emptyFunction,
      onSuccess: function(transport) {
        this._form.removeClassName(this.options.loadingClassName);
        var text = transport.responseText;
        if (this.options.stripLoadedTextTags)
          text = text.stripTags();
        this._controls.editor.value = text;
        this._controls.editor.disabled = false;
        this.postProcessEditField()}.bind(this),
      onFailure: this._boundFailureHandler
    });
    new Ajax.Request(this.options.loadTextURL, options)},
  postProcessEditField: function() {
    var fpc = this.options.fieldPostCreation;
    if (fpc)
      $(this._controls.editor)['focus' == fpc ? 'focus' : 'activate']()},
  prepareOptions: function() {
    this.options = Object.clone(Ajax.InPlaceEditor.DefaultOptions);
    Object.extend(this.options, Ajax.InPlaceEditor.DefaultCallbacks);
    [this._extraDefaultOptions].flatten().compact().each(function(defs) {
      Object.extend(this.options, defs)}.bind(this))},
  prepareSubmission: function() {
    this._saving = true;
    this.removeForm();
    this.leaveHover();
    this.showSaving()},
  registerListeners: function() {
    this._listeners = { };
    var listener;
    $H(Ajax.InPlaceEditor.Listeners).each(function(pair) {
      listener = this[pair.value].bind(this);
      this._listeners[pair.key] = listener;
      if (!this.options.externalControlOnly)
        this.element.observe(pair.key, listener);
      if (this.options.externalControl)
        this.options.externalControl.observe(pair.key, listener)}.bind(this))},
  removeForm: function() {
    if (!this._form) return;
    this._form.remove();
    this._form = null;
    this._controls = { }},
  showSaving: function() {
    this._oldInnerHTML = this.element.innerHTML;
    this.element.innerHTML = this.options.savingText;
    this.element.addClassName(this.options.savingClassName);
    this.element.style.backgroundColor = this._originalBackground;
    this.element.show()},
  triggerCallback: function(cbName, arg) {
    if ('function' == typeof this.options[cbName]) {
      this.options[cbName](this, arg)}
  },
  unregisterListeners: function() {
    $H(this._listeners).each(function(pair) {
      if (!this.options.externalControlOnly)
        this.element.stopObserving(pair.key, pair.value);
      if (this.options.externalControl)
        this.options.externalControl.stopObserving(pair.key, pair.value)}.bind(this))},
  wrapUp: function(transport) {
    this.leaveEditMode();
              this._boundComplete(transport, this.element)}
});

Object.extend(Ajax.InPlaceEditor.prototype, {
  dispose: Ajax.InPlaceEditor.prototype.destroy
});

Ajax.InPlaceCollectionEditor = Class.create(Ajax.InPlaceEditor, {
  initialize: function($super, element, url, options) {
    this._extraDefaultOptions = Ajax.InPlaceCollectionEditor.DefaultOptions;
    $super(element, url, options)},

  createEditField: function() {
    var list = document.createElement('select');
    list.name = this.options.paramName;
    list.size = 1;
    this._controls.editor = list;
    this._collection = this.options.collection || [];
    if (this.options.loadCollectionURL)
      this.loadCollection();
    else this.checkForExternalText();
    this._form.appendChild(this._controls.editor)},

  loadCollection: function() {
    this._form.addClassName(this.options.loadingClassName);
    this.showLoadingText(this.options.loadingCollectionText);
    var options = Object.extend({ method: 'get' }, this.options.ajaxOptions);
    Object.extend(options, {
      parameters: 'editorId=' + encodeURIComponent(this.element.id),
      onComplete: Prototype.emptyFunction,
      onSuccess: function(transport) {
        var js = transport.responseText.strip();
        if (!/^\[.*\]$/.test(js))            throw('Server returned an invalid collection representation.');
        this._collection = eval(js);
        this.checkForExternalText()}.bind(this),
      onFailure: this.onFailure
    });
    new Ajax.Request(this.options.loadCollectionURL, options)},

  showLoadingText: function(text) {
    this._controls.editor.disabled = true;
    var tempOption = this._controls.editor.firstChild;
    if (!tempOption) {
      tempOption = document.createElement('option');
      tempOption.value = '';
      this._controls.editor.appendChild(tempOption);
      tempOption.selected = true}
    tempOption.update((text || '').stripScripts().stripTags())},

  checkForExternalText: function() {
    this._text = this.getText();
    if (this.options.loadTextURL)
      this.loadExternalText();
    else this.buildOptionList()},

  loadExternalText: function() {
    this.showLoadingText(this.options.loadingText);
    var options = Object.extend({ method: 'get' }, this.options.ajaxOptions);
    Object.extend(options, {
      parameters: 'editorId=' + encodeURIComponent(this.element.id),
      onComplete: Prototype.emptyFunction,
      onSuccess: function(transport) {
        this._text = transport.responseText.strip();
        this.buildOptionList()}.bind(this),
      onFailure: this.onFailure
    });
    new Ajax.Request(this.options.loadTextURL, options)},

  buildOptionList: function() {
    this._form.removeClassName(this.options.loadingClassName);
    this._collection = this._collection.map(function(entry) {
      return 2 === entry.length ? entry : [entry, entry].flatten()});
    var marker = ('value' in this.options) ? this.options.value : this._text;
    var textFound = this._collection.any(function(entry) {
      return entry[0] == marker}.bind(this));
    this._controls.editor.update('');
    var option;
    this._collection.each(function(entry, index) {
      option = document.createElement('option');
      option.value = entry[0];
      option.selected = textFound ? entry[0] == marker : 0 == index;
      option.appendChild(document.createTextNode(entry[1]));
      this._controls.editor.appendChild(option)}.bind(this));
    this._controls.editor.disabled = false;
    Field.scrollFreeActivate(this._controls.editor)}
});

    
Ajax.InPlaceEditor.prototype.initialize.dealWithDeprecatedOptions = function(options) {
  if (!options) return;
  function fallback(name, expr) {
    if (name in options || expr === undefined) return;
    options[name] = expr};
  fallback('cancelControl', (options.cancelLink ? 'link' : (options.cancelButton ? 'button' :
    options.cancelLink == options.cancelButton == false ? false : undefined)));
  fallback('okControl', (options.okLink ? 'link' : (options.okButton ? 'button' :
    options.okLink == options.okButton == false ? false : undefined)));
  fallback('highlightColor', options.highlightcolor);
  fallback('highlightEndColor', options.highlightendcolor)};

Object.extend(Ajax.InPlaceEditor, {
  DefaultOptions: {
    ajaxOptions: { },
    autoRows: 3,                                     cancelControl: 'link',                           cancelText: 'cancel',
    clickToEditText: 'Click to edit',
    externalControl: null,                           externalControlOnly: false,
    fieldPostCreation: 'activate',                   formClassName: 'inplaceeditor-form',
    formId: null,                                    highlightColor: '#ffff99',
    highlightEndColor: '#ffffff',
    hoverClassName: '',
    htmlResponse: true,
    loadingClassName: 'inplaceeditor-loading',
    loadingText: 'Loading...',
    okControl: 'button',                             okText: 'ok',
    paramName: 'value',
    rows: 1,                                         savingClassName: 'inplaceeditor-saving',
    savingText: 'Saving...',
    size: 0,
    stripLoadedTextTags: false,
    submitOnBlur: false,
    textAfterControls: '',
    textBeforeControls: '',
    textBetweenControls: ''
  },
  DefaultCallbacks: {
    callback: function(form) {
      return Form.serialize(form)},
    onComplete: function(transport, element) {
                    new Effect.Highlight(element, {
        startcolor: this.options.highlightColor, keepBackgroundImage: true })},
    onEnterEditMode: null,
    onEnterHover: function(ipe) {
      ipe.element.style.backgroundColor = ipe.options.highlightColor;
      if (ipe._effect)
        ipe._effect.cancel()},
    onFailure: function(transport, ipe) {
      alert('Error communication with the server: ' + transport.responseText.stripTags())},
    onFormCustomization: null,      onLeaveEditMode: null,
    onLeaveHover: function(ipe) {
      ipe._effect = new Effect.Highlight(ipe.element, {
        startcolor: ipe.options.highlightColor, endcolor: ipe.options.highlightEndColor,
        restorecolor: ipe._originalBackground, keepBackgroundImage: true
      })}
  },
  Listeners: {
    click: 'enterEditMode',
    keydown: 'checkForEscapeOrReturn',
    mouseover: 'enterHover',
    mouseout: 'leaveHover'
  }
});

Ajax.InPlaceCollectionEditor.DefaultOptions = {
  loadingCollectionText: 'Loading options...'
};

   
Form.Element.DelayedObserver = Class.create({
  initialize: function(element, delay, callback) {
    this.delay     = delay || 0.5;
    this.element   = $(element);
    this.callback  = callback;
    this.timer     = null;
    this.lastValue = $F(this.element); 
    Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this))},
  delayedListener: function(event) {
    if(this.lastValue == $F(this.element)) return;
    if(this.timer) clearTimeout(this.timer);
    this.timer = setTimeout(this.onTimerEvent.bind(this), this.delay * 1000);
    this.lastValue = $F(this.element)},
  onTimerEvent: function() {
    this.timer = null;
    this.callback(this.element, $F(this.element))}
});









 
    
if (!Control) var Control = { };

      Control.Slider = Class.create({
  initialize: function(handle, track, options) {
    var slider = this;

    if (Object.isArray(handle)) {
      this.handles = handle.collect( function(e) { return $(e) })} else {
      this.handles = [$(handle)]}

    this.track   = $(track);
    this.options = options || { };

    this.axis      = this.options.axis || 'horizontal';
    this.increment = this.options.increment || 1;
    this.step      = parseInt(this.options.step || '1');
    this.range     = this.options.range || $R(0,1);

    this.value     = 0;      this.values    = this.handles.map( function() { return 0 });
    this.spans     = this.options.spans ? this.options.spans.map(function(s){ return $(s) }) : false;
    this.options.startSpan = $(this.options.startSpan || null);
    this.options.endSpan   = $(this.options.endSpan || null);

    this.restricted = this.options.restricted || false;

    this.maximum   = this.options.maximum || this.range.end;
    this.minimum   = this.options.minimum || this.range.start;

         this.alignX = parseInt(this.options.alignX || '0');
    this.alignY = parseInt(this.options.alignY || '0');

    this.trackLength = this.maximumOffset() - this.minimumOffset();

    this.handleLength = this.isVertical() ?
      (this.handles[0].offsetHeight != 0 ?
        this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) :
      (this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth :
        this.handles[0].style.width.replace(/px$/,""));

    this.active   = false;
    this.dragging = false;
    this.disabled = false;

    if (this.options.disabled) this.setDisabled();

         this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false;
    if (this.allowedValues) {
      this.minimum = this.allowedValues.min();
      this.maximum = this.allowedValues.max()}

    this.eventMouseDown = this.startDrag.bindAsEventListener(this);
    this.eventMouseUp   = this.endDrag.bindAsEventListener(this);
    this.eventMouseMove = this.update.bindAsEventListener(this);

         this.handles.each( function(h,i) {
      i = slider.handles.length-1-i;
      slider.setValue(parseFloat(
        (Object.isArray(slider.options.sliderValue) ?
          slider.options.sliderValue[i] : slider.options.sliderValue) ||
         slider.range.start), i);
      h.makePositioned().observe("mousedown", slider.eventMouseDown)});

    this.track.observe("mousedown", this.eventMouseDown);
    document.observe("mouseup", this.eventMouseUp);
    document.observe("mousemove", this.eventMouseMove);

    this.initialized = true},
  dispose: function() {
    var slider = this;
    Event.stopObserving(this.track, "mousedown", this.eventMouseDown);
    Event.stopObserving(document, "mouseup", this.eventMouseUp);
    Event.stopObserving(document, "mousemove", this.eventMouseMove);
    this.handles.each( function(h) {
      Event.stopObserving(h, "mousedown", slider.eventMouseDown)})},
  setDisabled: function(){
    this.disabled = true},
  setEnabled: function(){
    this.disabled = false},
  getNearestValue: function(value){
    if (this.allowedValues){
      if (value >= this.allowedValues.max()) return(this.allowedValues.max());
      if (value <= this.allowedValues.min()) return(this.allowedValues.min());

      var offset = Math.abs(this.allowedValues[0] - value);
      var newValue = this.allowedValues[0];
      this.allowedValues.each( function(v) {
        var currentOffset = Math.abs(v - value);
        if (currentOffset <= offset){
          newValue = v;
          offset = currentOffset}
      });
      return newValue}
    if (value > this.range.end) return this.range.end;
    if (value < this.range.start) return this.range.start;
    return value},
  setValue: function(sliderValue, handleIdx){
    if (!this.active) {
      this.activeHandleIdx = handleIdx || 0;
      this.activeHandle    = this.handles[this.activeHandleIdx];
      this.updateStyles()}
    handleIdx = handleIdx || this.activeHandleIdx || 0;
    if (this.initialized && this.restricted) {
      if ((handleIdx>0) && (sliderValue<this.values[handleIdx-1]))
        sliderValue = this.values[handleIdx-1];
      if ((handleIdx < (this.handles.length-1)) && (sliderValue>this.values[handleIdx+1]))
        sliderValue = this.values[handleIdx+1]}
    sliderValue = this.getNearestValue(sliderValue);
    this.values[handleIdx] = sliderValue;
    this.value = this.values[0];  
    this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] =
      this.translateToPx(sliderValue);

    this.drawSpans();
    if (!this.dragging || !this.event) this.updateFinished()},
  setValueBy: function(delta, handleIdx) {
    this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta,
      handleIdx || this.activeHandleIdx || 0)},
  translateToPx: function(value) {
    return Math.round(
      ((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) *
      (value - this.range.start)) + "px"},
  translateToValue: function(offset) {
    return ((offset/(this.trackLength-this.handleLength) *
      (this.range.end-this.range.start)) + this.range.start)},
  getRange: function(range) {
    var v = this.values.sortBy(Prototype.K);
    range = range || 0;
    return $R(v[range],v[range+1])},
  minimumOffset: function(){
    return(this.isVertical() ? this.alignY : this.alignX)},
  maximumOffset: function(){
    return(this.isVertical() ?
      (this.track.offsetHeight != 0 ? this.track.offsetHeight :
        this.track.style.height.replace(/px$/,"")) - this.alignY :
      (this.track.offsetWidth != 0 ? this.track.offsetWidth :
        this.track.style.width.replace(/px$/,"")) - this.alignX)},
  isVertical:  function(){
    return (this.axis == 'vertical')},
  drawSpans: function() {
    var slider = this;
    if (this.spans)
      $R(0, this.spans.length-1).each(function(r) { slider.setSpan(slider.spans[r], slider.getRange(r)) });
    if (this.options.startSpan)
      this.setSpan(this.options.startSpan,
        $R(0, this.values.length>1 ? this.getRange(0).min() : this.value ));
    if (this.options.endSpan)
      this.setSpan(this.options.endSpan,
        $R(this.values.length>1 ? this.getRange(this.spans.length-1).max() : this.value, this.maximum))},
  setSpan: function(span, range) {
    if (this.isVertical()) {
      span.style.top = this.translateToPx(range.start);
      span.style.height = this.translateToPx(range.end - range.start + this.range.start)} else {
      span.style.left = this.translateToPx(range.start);
      span.style.width = this.translateToPx(range.end - range.start + this.range.start)}
  },
  updateStyles: function() {
    this.handles.each( function(h){ Element.removeClassName(h, 'selected') });
    Element.addClassName(this.activeHandle, 'selected')},
  startDrag: function(event) {
    if (Event.isLeftClick(event)) {
      if (!this.disabled){
        this.active = true;

        var handle = Event.element(event);
        var pointer  = [Event.pointerX(event), Event.pointerY(event)];
        var track = handle;
        if (track==this.track) {
          var offsets  = Position.cumulativeOffset(this.track);
          this.event = event;
          this.setValue(this.translateToValue(
           (this.isVertical() ? pointer[1]-offsets[1] : pointer[0]-offsets[0])-(this.handleLength/2)
          ));
          var offsets  = Position.cumulativeOffset(this.activeHandle);
          this.offsetX = (pointer[0] - offsets[0]);
          this.offsetY = (pointer[1] - offsets[1])} else {
                     while((this.handles.indexOf(handle) == -1) && handle.parentNode)
            handle = handle.parentNode;

          if (this.handles.indexOf(handle)!=-1) {
            this.activeHandle    = handle;
            this.activeHandleIdx = this.handles.indexOf(this.activeHandle);
            this.updateStyles();

            var offsets  = Position.cumulativeOffset(this.activeHandle);
            this.offsetX = (pointer[0] - offsets[0]);
            this.offsetY = (pointer[1] - offsets[1])}
        }
      }
      Event.stop(event)}
  },
  update: function(event) {
   if (this.active) {
      if (!this.dragging) this.dragging = true;
      this.draw(event);
      if (Prototype.Browser.WebKit) window.scrollBy(0,0);
      Event.stop(event)}
  },
  draw: function(event) {
    var pointer = [Event.pointerX(event), Event.pointerY(event)];
    var offsets = Position.cumulativeOffset(this.track);
    pointer[0] -= this.offsetX + offsets[0];
    pointer[1] -= this.offsetY + offsets[1];
    this.event = event;
    this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] ));
    if (this.initialized && this.options.onSlide)
      this.options.onSlide(this.values.length>1 ? this.values : this.value, this)},
  endDrag: function(event) {
    if (this.active && this.dragging) {
      this.finishDrag(event, true);
      Event.stop(event)}
    this.active = false;
    this.dragging = false},
  finishDrag: function(event, success) {
    this.active = false;
    this.dragging = false;
    this.updateFinished()},
  updateFinished: function() {
    if (this.initialized && this.options.onChange)
      this.options.onChange(this.values.length>1 ? this.values : this.value, this);
    this.event = null}
});








 
     
if(Object.isUndefined(Effect))
  throw("dragdrop.js requires including script.aculo.us' effects.js library");

var Droppables = {
  drops: [],

  remove: function(element) {
    this.drops = this.drops.reject(function(d) { return d.element==$(element) })},

  add: function(element) {
    element = $(element);
    var options = Object.extend({
      greedy:     true,
      hoverclass: null,
      tree:       false
    }, arguments[1] || { });

         if(options.containment) {
      options._containers = [];
      var containment = options.containment;
      if(Object.isArray(containment)) {
        containment.each( function(c) { options._containers.push($(c)) })} else {
        options._containers.push($(containment))}
    }

    if(options.accept) options.accept = [options.accept].flatten();

    Element.makePositioned(element);      options.element = element;

    this.drops.push(options)},

  findDeepestChild: function(drops) {
    deepest = drops[0];

    for (i = 1; i < drops.length; ++i)
      if (Element.isParent(drops[i].element, deepest.element))
        deepest = drops[i];

    return deepest},

  isContained: function(element, drop) {
    var containmentNode;
    if(drop.tree) {
      containmentNode = element.treeNode} else {
      containmentNode = element.parentNode}
    return drop._containers.detect(function(c) { return containmentNode == c })},

  isAffected: function(point, element, drop) {
    return (
      (drop.element!=element) &&
      ((!drop._containers) ||
        this.isContained(element, drop)) &&
      ((!drop.accept) ||
        (Element.classNames(element).detect(
          function(v) { return drop.accept.include(v) } ) )) &&
      Position.within(drop.element, point[0], point[1]) )},

  deactivate: function(drop) {
    if(drop.hoverclass)
      Element.removeClassName(drop.element, drop.hoverclass);
    this.last_active = null},

  activate: function(drop) {
    if(drop.hoverclass)
      Element.addClassName(drop.element, drop.hoverclass);
    this.last_active = drop},

  show: function(point, element) {
    if(!this.drops.length) return;
    var drop, affected = [];

    this.drops.each( function(drop) {
      if(Droppables.isAffected(point, element, drop))
        affected.push(drop)});

    if(affected.length>0)
      drop = Droppables.findDeepestChild(affected);

    if(this.last_active && this.last_active != drop) this.deactivate(this.last_active);
    if (drop) {
      Position.within(drop.element, point[0], point[1]);
      if(drop.onHover)
        drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element));

      if (drop != this.last_active) Droppables.activate(drop)}
  },

  fire: function(event, element) {
    if(!this.last_active) return;
    Position.prepare();

    if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active))
      if (this.last_active.onDrop) {
        this.last_active.onDrop(element, this.last_active.element, event);
        return true}
  },

  reset: function() {
    if(this.last_active)
      this.deactivate(this.last_active)}
};

var Draggables = {
  drags: [],
  observers: [],

  register: function(draggable) {
    if(this.drags.length == 0) {
      this.eventMouseUp   = this.endDrag.bindAsEventListener(this);
      this.eventMouseMove = this.updateDrag.bindAsEventListener(this);
      this.eventKeypress  = this.keyPress.bindAsEventListener(this);

      Event.observe(document, "mouseup", this.eventMouseUp);
      Event.observe(document, "mousemove", this.eventMouseMove);
      Event.observe(document, "keypress", this.eventKeypress)}
    this.drags.push(draggable)},

  unregister: function(draggable) {
    this.drags = this.drags.reject(function(d) { return d==draggable });
    if(this.drags.length == 0) {
      Event.stopObserving(document, "mouseup", this.eventMouseUp);
      Event.stopObserving(document, "mousemove", this.eventMouseMove);
      Event.stopObserving(document, "keypress", this.eventKeypress)}
  },

  activate: function(draggable) {
    if(draggable.options.delay) {
      this._timeout = setTimeout(function() {
        Draggables._timeout = null;
        window.focus();
        Draggables.activeDraggable = draggable}.bind(this), draggable.options.delay)} else {
      window.focus();        this.activeDraggable = draggable}
  },

  deactivate: function() {
    this.activeDraggable = null},

  updateDrag: function(event) {
    if(!this.activeDraggable) return;
    var pointer = [Event.pointerX(event), Event.pointerY(event)];
              if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return;
    this._lastPointer = pointer;

    this.activeDraggable.updateDrag(event, pointer)},

  endDrag: function(event) {
    if(this._timeout) {
      clearTimeout(this._timeout);
      this._timeout = null}
    if(!this.activeDraggable) return;
    this._lastPointer = null;
    this.activeDraggable.endDrag(event);
    this.activeDraggable = null},

  keyPress: function(event) {
    if(this.activeDraggable)
      this.activeDraggable.keyPress(event)},

  addObserver: function(observer) {
    this.observers.push(observer);
    this._cacheObserverCallbacks()},

  removeObserver: function(element) {       this.observers = this.observers.reject( function(o) { return o.element==element });
    this._cacheObserverCallbacks()},

  notify: function(eventName, draggable, event) {       if(this[eventName+'Count'] > 0)
      this.observers.each( function(o) {
        if(o[eventName]) o[eventName](eventName, draggable, event)});
    if(draggable.options[eventName]) draggable.options[eventName](draggable, event)},

  _cacheObserverCallbacks: function() {
    ['onStart','onEnd','onDrag'].each( function(eventName) {
      Draggables[eventName+'Count'] = Draggables.observers.select(
        function(o) { return o[eventName]}
      ).length})}
};

 

var Draggable = Class.create({
  initialize: function(element) {
    var defaults = {
      handle: false,
      reverteffect: function(element, top_offset, left_offset) {
        var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02;
        new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur,
          queue: {scope:'_draggable', position:'end'}
        })},
      endeffect: function(element) {
        var toOpacity = Object.isNumber(element._opacity) ? element._opacity : 1.0;
        new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity,
          queue: {scope:'_draggable', position:'end'},
          afterFinish: function(){
            Draggable._dragging[element] = false
          }
        })},
      zindex: 1000,
      revert: false,
      quiet: false,
      scroll: false,
      scrollSensitivity: 20,
      scrollSpeed: 15,
      snap: false,         delay: 0
    };

    if(!arguments[1] || Object.isUndefined(arguments[1].endeffect))
      Object.extend(defaults, {
        starteffect: function(element) {
          element._opacity = Element.getOpacity(element);
          Draggable._dragging[element] = true;
          new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7})}
      });

    var options = Object.extend(defaults, arguments[1] || { });

    this.element = $(element);

    if(options.handle && Object.isString(options.handle))
      this.handle = this.element.down('.'+options.handle, 0);

    if(!this.handle) this.handle = $(options.handle);
    if(!this.handle) this.handle = this.element;

    if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) {
      options.scroll = $(options.scroll);
      this._isScrollChild = Element.childOf(this.element, options.scroll)}

    Element.makePositioned(this.element);  
    this.options  = options;
    this.dragging = false;

    this.eventMouseDown = this.initDrag.bindAsEventListener(this);
    Event.observe(this.handle, "mousedown", this.eventMouseDown);

    Draggables.register(this)},

  destroy: function() {
    Event.stopObserving(this.handle, "mousedown", this.eventMouseDown);
    Draggables.unregister(this)},

  currentDelta: function() {
    return([
      parseInt(Element.getStyle(this.element,'left') || '0'),
      parseInt(Element.getStyle(this.element,'top') || '0')])},

  initDrag: function(event) {
    if(!Object.isUndefined(Draggable._dragging[this.element]) &&
      Draggable._dragging[this.element]) return;
    if(Event.isLeftClick(event)) {
             var src = Event.element(event);
      if((tag_name = src.tagName.toUpperCase()) && (
        tag_name=='INPUT' ||
        tag_name=='SELECT' ||
        tag_name=='OPTION' ||
        tag_name=='BUTTON' ||
        tag_name=='TEXTAREA')) return;

      var pointer = [Event.pointerX(event), Event.pointerY(event)];
      var pos     = Position.cumulativeOffset(this.element);
      this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) });

      Draggables.activate(this);
      Event.stop(event)}
  },

  startDrag: function(event) {
    this.dragging = true;
    if(!this.delta)
      this.delta = this.currentDelta();

    if(this.options.zindex) {
      this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0);
      this.element.style.zIndex = this.options.zindex}

    if(this.options.ghosting) {
      this._clone = this.element.cloneNode(true);
      this._originallyAbsolute = (this.element.getStyle('position') == 'absolute');
      if (!this._originallyAbsolute)
        Position.absolutize(this.element);
      this.element.parentNode.insertBefore(this._clone, this.element)}

    if(this.options.scroll) {
      if (this.options.scroll == window) {
        var where = this._getWindowScroll(this.options.scroll);
        this.originalScrollLeft = where.left;
        this.originalScrollTop = where.top} else {
        this.originalScrollLeft = this.options.scroll.scrollLeft;
        this.originalScrollTop = this.options.scroll.scrollTop}
    }

    Draggables.notify('onStart', this, event);

    if(this.options.starteffect) this.options.starteffect(this.element)},

  updateDrag: function(event, pointer) {
    if(!this.dragging) this.startDrag(event);

    if(!this.options.quiet){
      Position.prepare();
      Droppables.show(pointer, this.element)}

    Draggables.notify('onDrag', this, event);

    this.draw(pointer);
    if(this.options.change) this.options.change(this);

    if(this.options.scroll) {
      this.stopScrolling();

      var p;
      if (this.options.scroll == window) {
        with(this._getWindowScroll(this.options.scroll)) { p = [ left, top, left+width, top+height ]}
      } else {
        p = Position.page(this.options.scroll);
        p[0] += this.options.scroll.scrollLeft + Position.deltaX;
        p[1] += this.options.scroll.scrollTop + Position.deltaY;
        p.push(p[0]+this.options.scroll.offsetWidth);
        p.push(p[1]+this.options.scroll.offsetHeight)}
      var speed = [0,0];
      if(pointer[0] < (p[0]+this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[0]+this.options.scrollSensitivity);
      if(pointer[1] < (p[1]+this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[1]+this.options.scrollSensitivity);
      if(pointer[0] > (p[2]-this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[2]-this.options.scrollSensitivity);
      if(pointer[1] > (p[3]-this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[3]-this.options.scrollSensitivity);
      this.startScrolling(speed)}

         if(Prototype.Browser.WebKit) window.scrollBy(0,0);

    Event.stop(event)},

  finishDrag: function(event, success) {
    this.dragging = false;

    if(this.options.quiet){
      Position.prepare();
      var pointer = [Event.pointerX(event), Event.pointerY(event)];
      Droppables.show(pointer, this.element)}

    if(this.options.ghosting) {
      if (!this._originallyAbsolute)
        Position.relativize(this.element);
      delete this._originallyAbsolute;
      Element.remove(this._clone);
      this._clone = null}

    var dropped = false;
    if(success) {
      dropped = Droppables.fire(event, this.element);
      if (!dropped) dropped = false}
    if(dropped && this.options.onDropped) this.options.onDropped(this.element);
    Draggables.notify('onEnd', this, event);

    var revert = this.options.revert;
    if(revert && Object.isFunction(revert)) revert = revert(this.element);

    var d = this.currentDelta();
    if(revert && this.options.reverteffect) {
      if (dropped == 0 || revert != 'failure')
        this.options.reverteffect(this.element,
          d[1]-this.delta[1], d[0]-this.delta[0])} else {
      this.delta = d}

    if(this.options.zindex)
      this.element.style.zIndex = this.originalZ;

    if(this.options.endeffect)
      this.options.endeffect(this.element);

    Draggables.deactivate(this);
    Droppables.reset()},

  keyPress: function(event) {
    if(event.keyCode!=Event.KEY_ESC) return;
    this.finishDrag(event, false);
    Event.stop(event)},

  endDrag: function(event) {
    if(!this.dragging) return;
    this.stopScrolling();
    this.finishDrag(event, true);
    Event.stop(event)},

  draw: function(point) {
    var pos = Position.cumulativeOffset(this.element);
    if(this.options.ghosting) {
      var r   = Position.realOffset(this.element);
      pos[0] += r[0] - Position.deltaX; pos[1] += r[1] - Position.deltaY}

    var d = this.currentDelta();
    pos[0] -= d[0]; pos[1] -= d[1];

    if(this.options.scroll && (this.options.scroll != window && this._isScrollChild)) {
      pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft;
      pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop}

    var p = [0,1].map(function(i){
      return (point[i]-pos[i]-this.offset[i])
    }.bind(this));

    if(this.options.snap) {
      if(Object.isFunction(this.options.snap)) {
        p = this.options.snap(p[0],p[1],this)} else {
      if(Object.isArray(this.options.snap)) {
        p = p.map( function(v, i) {
          return (v/this.options.snap[i]).round()*this.options.snap[i] }.bind(this))} else {
        p = p.map( function(v) {
          return (v/this.options.snap).round()*this.options.snap }.bind(this))}
    }}

    var style = this.element.style;
    if((!this.options.constraint) || (this.options.constraint=='horizontal'))
      style.left = p[0] + "px";
    if((!this.options.constraint) || (this.options.constraint=='vertical'))
      style.top  = p[1] + "px";

    if(style.visibility=="hidden") style.visibility = ""},

  stopScrolling: function() {
    if(this.scrollInterval) {
      clearInterval(this.scrollInterval);
      this.scrollInterval = null;
      Draggables._lastScrollPointer = null}
  },

  startScrolling: function(speed) {
    if(!(speed[0] || speed[1])) return;
    this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed];
    this.lastScrolled = new Date();
    this.scrollInterval = setInterval(this.scroll.bind(this), 10)},

  scroll: function() {
    var current = new Date();
    var delta = current - this.lastScrolled;
    this.lastScrolled = current;
    if(this.options.scroll == window) {
      with (this._getWindowScroll(this.options.scroll)) {
        if (this.scrollSpeed[0] || this.scrollSpeed[1]) {
          var d = delta / 1000;
          this.options.scroll.scrollTo( left + d*this.scrollSpeed[0], top + d*this.scrollSpeed[1] )}
      }
    } else {
      this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000;
      this.options.scroll.scrollTop  += this.scrollSpeed[1] * delta / 1000}

    Position.prepare();
    Droppables.show(Draggables._lastPointer, this.element);
    Draggables.notify('onDrag', this);
    if (this._isScrollChild) {
      Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer);
      Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000;
      Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000;
      if (Draggables._lastScrollPointer[0] < 0)
        Draggables._lastScrollPointer[0] = 0;
      if (Draggables._lastScrollPointer[1] < 0)
        Draggables._lastScrollPointer[1] = 0;
      this.draw(Draggables._lastScrollPointer)}

    if(this.options.change) this.options.change(this)},

  _getWindowScroll: function(w) {
    var T, L, W, H;
    with (w.document) {
      if (w.document.documentElement && documentElement.scrollTop) {
        T = documentElement.scrollTop;
        L = documentElement.scrollLeft} else if (w.document.body) {
        T = body.scrollTop;
        L = body.scrollLeft}
      if (w.innerWidth) {
        W = w.innerWidth;
        H = w.innerHeight} else if (w.document.documentElement && documentElement.clientWidth) {
        W = documentElement.clientWidth;
        H = documentElement.clientHeight} else {
        W = body.offsetWidth;
        H = body.offsetHeight}
    }
    return { top: T, left: L, width: W, height: H }}
});

Draggable._dragging = { };

 

var SortableObserver = Class.create({
  initialize: function(element, observer) {
    this.element   = $(element);
    this.observer  = observer;
    this.lastValue = Sortable.serialize(this.element)},

  onStart: function() {
    this.lastValue = Sortable.serialize(this.element)},

  onEnd: function() {
    Sortable.unmark();
    if(this.lastValue != Sortable.serialize(this.element))
      this.observer(this.element)
  }
});

var Sortable = {
  SERIALIZE_RULE:/^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/,

  sortables: { },

  _findRootElement: function(element) {
    while (element.tagName.toUpperCase() != "BODY") {
      if(element.id && Sortable.sortables[element.id]) return element;
      element = element.parentNode}
  },

  options: function(element) {
    element = Sortable._findRootElement($(element));
    if(!element) return;
    return Sortable.sortables[element.id]},

  destroy: function(element){
    element = $(element);
    var s = Sortable.sortables[element.id];

    if(s) {
      Draggables.removeObserver(s.element);
      s.droppables.each(function(d){ Droppables.remove(d) });
      s.draggables.invoke('destroy');

      delete Sortable.sortables[s.element.id]}
  },

  create: function(element) {
    element = $(element);
    var options = Object.extend({
      element:     element,
      tag:         'li',              dropOnEmpty: false,
      tree:        false,
      treeTag:     'ul',
      overlap:     'vertical',        constraint:  'vertical',        containment: element,           handle:      false,             only:        false,
      delay:       0,
      hoverclass:  null,
      ghosting:    false,
      quiet:       false,
      scroll:      false,
      scrollSensitivity: 20,
      scrollSpeed: 15,
      format:      this.SERIALIZE_RULE,

                    elements:    false,
      handles:     false,

      onChange:    Prototype.emptyFunction,
      onUpdate:    Prototype.emptyFunction
    }, arguments[1] || { });

         this.destroy(element);

         var options_for_draggable = {
      revert:      true,
      quiet:       options.quiet,
      scroll:      options.scroll,
      scrollSpeed: options.scrollSpeed,
      scrollSensitivity: options.scrollSensitivity,
      delay:       options.delay,
      ghosting:    options.ghosting,
      constraint:  options.constraint,
      handle:      options.handle };

    if(options.starteffect)
      options_for_draggable.starteffect = options.starteffect;

    if(options.reverteffect)
      options_for_draggable.reverteffect = options.reverteffect;
    else if(options.ghosting) options_for_draggable.reverteffect = function(element) {
        element.style.top  = 0;
        element.style.left = 0};

    if(options.endeffect)
      options_for_draggable.endeffect = options.endeffect;

    if(options.zindex)
      options_for_draggable.zindex = options.zindex;

         var options_for_droppable = {
      overlap:     options.overlap,
      containment: options.containment,
      tree:        options.tree,
      hoverclass:  options.hoverclass,
      onHover:     Sortable.onHover
    };

    var options_for_tree = {
      onHover:      Sortable.onEmptyHover,
      overlap:      options.overlap,
      containment:  options.containment,
      hoverclass:   options.hoverclass
    };

         Element.cleanWhitespace(element);

    options.draggables = [];
    options.droppables = [];

         if(options.dropOnEmpty || options.tree) {
      Droppables.add(element, options_for_tree);
      options.droppables.push(element)}

    (options.elements || this.findElements(element, options) || []).each( function(e,i) {
      var handle = options.handles ? $(options.handles[i]) :
        (options.handle ? $(e).select('.' + options.handle)[0] : e);
      options.draggables.push(
        new Draggable(e, Object.extend(options_for_draggable, { handle: handle })));
      Droppables.add(e, options_for_droppable);
      if(options.tree) e.treeNode = element;
      options.droppables.push(e)});

    if(options.tree) {
      (Sortable.findTreeElements(element, options) || []).each( function(e) {
        Droppables.add(e, options_for_tree);
        e.treeNode = element;
        options.droppables.push(e)})}

         this.sortables[element.id] = options;

         Draggables.addObserver(new SortableObserver(element, options.onUpdate))},

     findElements: function(element, options) {
    return Element.findChildren(
      element, options.only, options.tree ? true : false, options.tag)},

  findTreeElements: function(element, options) {
    return Element.findChildren(
      element, options.only, options.tree ? true : false, options.treeTag)},

  onHover: function(element, dropon, overlap) {
    if(Element.isParent(dropon, element)) return;

    if(overlap > .33 && overlap < .66 && Sortable.options(dropon).tree) {
      return} else if(overlap>0.5) {
      Sortable.mark(dropon, 'before');
      if(dropon.previousSibling != element) {
        var oldParentNode = element.parentNode;
        element.style.visibility = "hidden";          dropon.parentNode.insertBefore(element, dropon);
        if(dropon.parentNode!=oldParentNode)
          Sortable.options(oldParentNode).onChange(element);
        Sortable.options(dropon.parentNode).onChange(element)}
    } else {
      Sortable.mark(dropon, 'after');
      var nextElement = dropon.nextSibling || null;
      if(nextElement != element) {
        var oldParentNode = element.parentNode;
        element.style.visibility = "hidden";          dropon.parentNode.insertBefore(element, nextElement);
        if(dropon.parentNode!=oldParentNode)
          Sortable.options(oldParentNode).onChange(element);
        Sortable.options(dropon.parentNode).onChange(element)}
    }
  },

  onEmptyHover: function(element, dropon, overlap) {
    var oldParentNode = element.parentNode;
    var droponOptions = Sortable.options(dropon);

    if(!Element.isParent(dropon, element)) {
      var index;

      var children = Sortable.findElements(dropon, {tag: droponOptions.tag, only: droponOptions.only});
      var child = null;

      if(children) {
        var offset = Element.offsetSize(dropon, droponOptions.overlap) * (1.0 - overlap);

        for (index = 0; index < children.length; index += 1) {
          if (offset - Element.offsetSize (children[index], droponOptions.overlap) >= 0) {
            offset -= Element.offsetSize (children[index], droponOptions.overlap)} else if (offset - (Element.offsetSize (children[index], droponOptions.overlap) / 2) >= 0) {
            child = index + 1 < children.length ? children[index + 1] : null;
            break} else {
            child = children[index];
            break}
        }
      }

      dropon.insertBefore(element, child);

      Sortable.options(oldParentNode).onChange(element);
      droponOptions.onChange(element)}
  },

  unmark: function() {
    if(Sortable._marker) Sortable._marker.hide()},

  mark: function(dropon, position) {
         var sortable = Sortable.options(dropon.parentNode);
    if(sortable && !sortable.ghosting) return;

    if(!Sortable._marker) {
      Sortable._marker =
        ($('dropmarker') || Element.extend(document.createElement('DIV'))).
          hide().addClassName('dropmarker').setStyle({position:'absolute'});
      document.getElementsByTagName("body").item(0).appendChild(Sortable._marker)}
    var offsets = Position.cumulativeOffset(dropon);
    Sortable._marker.setStyle({left: offsets[0]+'px', top: offsets[1] + 'px'});

    if(position=='after')
      if(sortable.overlap == 'horizontal')
        Sortable._marker.setStyle({left: (offsets[0]+dropon.clientWidth) + 'px'});
      else Sortable._marker.setStyle({top: (offsets[1]+dropon.clientHeight) + 'px'});

    Sortable._marker.show()},

  _tree: function(element, options, parent) {
    var children = Sortable.findElements(element, options) || [];

    for (var i = 0; i < children.length; ++i) {
      var match = children[i].id.match(options.format);

      if (!match) continue;

      var child = {
        id: encodeURIComponent(match ? match[1] : null),
        element: element,
        parent: parent,
        children: [],
        position: parent.children.length,
        container: $(children[i]).down(options.treeTag)
      };

       
      if (child.container)
        this._tree(child.container, options, child);

      parent.children.push (child)}

    return parent},

  tree: function(element) {
    element = $(element);
    var sortableOptions = this.options(element);
    var options = Object.extend({
      tag: sortableOptions.tag,
      treeTag: sortableOptions.treeTag,
      only: sortableOptions.only,
      name: element.id,
      format: sortableOptions.format
    }, arguments[1] || { });

    var root = {
      id: null,
      parent: null,
      children: [],
      container: element,
      position: 0
    };

    return Sortable._tree(element, options, root)},

   
  _constructIndex: function(node) {
    var index = '';
    do {
      if (node.id) index = '[' + node.position + ']' + index} while ((node = node.parent) != null);
    return index},

  sequence: function(element) {
    element = $(element);
    var options = Object.extend(this.options(element), arguments[1] || { });

    return $(this.findElements(element, options) || []).map( function(item) {
      return item.id.match(options.format) ? item.id.match(options.format)[1] : ''})},

  setSequence: function(element, new_sequence) {
    element = $(element);
    var options = Object.extend(this.options(element), arguments[2] || { });

    var nodeMap = { };
    this.findElements(element, options).each( function(n) {
        if (n.id.match(options.format))
            nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode];
        n.parentNode.removeChild(n)});

    new_sequence.each(function(ident) {
      var n = nodeMap[ident];
      if (n) {
        n[1].appendChild(n[0]);
        delete nodeMap[ident]}
    })},

  serialize: function(element) {
    element = $(element);
    var options = Object.extend(Sortable.options(element), arguments[1] || { });
    var name = encodeURIComponent(
      (arguments[1] && arguments[1].name) ? arguments[1].name : element.id);

    if (options.tree) {
      return Sortable.tree(element, arguments[1]).children.map( function (item) {
        return [name + Sortable._constructIndex(item) + "[id]=" +
                encodeURIComponent(item.id)].concat(item.children.map(arguments.callee))}).flatten().join('&')} else {
      return Sortable.sequence(element, arguments[1]).map( function(item) {
        return name + "[]=" + encodeURIComponent(item)}).join('&')}
  }
};

 Element.isParent = function(child, element) {
  if (!child.parentNode || child == element) return false;
  if (child.parentNode == element) return true;
  return Element.isParent(child.parentNode, element)};

Element.findChildren = function(element, only, recursive, tagName) {
  if(!element.hasChildNodes()) return null;
  tagName = tagName.toUpperCase();
  if(only) only = [only].flatten();
  var elements = [];
  $A(element.childNodes).each( function(e) {
    if(e.tagName && e.tagName.toUpperCase()==tagName &&
      (!only || (Element.classNames(e).detect(function(v) { return only.include(v) }))))
        elements.push(e);
    if(recursive) {
      var grandchildren = Element.findChildren(e, only, recursive, tagName);
      if(grandchildren) elements.push(grandchildren)}
  });

  return (elements.length>0 ? elements.flatten() : [])};

Element.offsetSize = function (element, type) {
  return element['offset' + ((type=='vertical' || type=='height') ? 'Height' : 'Width')]};








/*	SWFObject v2.0 <http://code.google.com/p/swfobject/>
	Copyright (c) 2007 Geoff Stearns, Michael Williams, and Bobby van der Sluis
	This software is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
*/
var swfobject=function(){var Z="undefined",P="object",B="Shockwave Flash",h="ShockwaveFlash.ShockwaveFlash",W="application/x-shockwave-flash",K="SWFObjectExprInst",G=window,g=document,N=navigator,f=[],H=[],Q=null,L=null,T=null,S=false,C=false;var a=function(){var l=typeof g.getElementById!=Z&&typeof g.getElementsByTagName!=Z&&typeof g.createElement!=Z&&typeof g.appendChild!=Z&&typeof g.replaceChild!=Z&&typeof g.removeChild!=Z&&typeof g.cloneNode!=Z,t=[0,0,0],n=null;if(typeof N.plugins!=Z&&typeof N.plugins[B]==P){n=N.plugins[B].description;if(n){n=n.replace(/^.*\s+(\S+\s+\S+$)/,"$1");t[0]=parseInt(n.replace(/^(.*)\..*$/,"$1"),10);t[1]=parseInt(n.replace(/^.*\.(.*)\s.*$/,"$1"),10);t[2]=/r/.test(n)?parseInt(n.replace(/^.*r(.*)$/,"$1"),10):0}}else{if(typeof G.ActiveXObject!=Z){var o=null,s=false;try{o=new ActiveXObject(h+".7")}catch(k){try{o=new ActiveXObject(h+".6");t=[6,0,21];o.AllowScriptAccess="always"}catch(k){if(t[0]==6){s=true}}if(!s){try{o=new ActiveXObject(h)}catch(k){}}}if(!s&&o){try{n=o.GetVariable("$version");if(n){n=n.split(" ")[1].split(",");t=[parseInt(n[0],10),parseInt(n[1],10),parseInt(n[2],10)]}}catch(k){}}}}var v=N.userAgent.toLowerCase(),j=N.platform.toLowerCase(),r=/webkit/.test(v)?parseFloat(v.replace(/^.*webkit\/(\d+(\.\d+)?).*$/,"$1")):false,i=false,q=j?/win/.test(j):/win/.test(v),m=j?/mac/.test(j):/mac/.test(v);/*@cc_on i=true;@if(@_win32)q=true;@elif(@_mac)m=true;@end@*/return{w3cdom:l,pv:t,webkit:r,ie:i,win:q,mac:m}}();var e=function(){if(!a.w3cdom){return }J(I);if(a.ie&&a.win){try{g.write("<script id=__ie_ondomload defer=true src=//:><\/script>");var i=c("__ie_ondomload");if(i){i.onreadystatechange=function(){if(this.readyState=="complete"){this.parentNode.removeChild(this);V()}}}}catch(j){}}if(a.webkit&&typeof g.readyState!=Z){Q=setInterval(function(){if(/loaded|complete/.test(g.readyState)){V()}},10)}if(typeof g.addEventListener!=Z){g.addEventListener("DOMContentLoaded",V,null)}M(V)}();function V(){if(S){return }if(a.ie&&a.win){var m=Y("span");try{var l=g.getElementsByTagName("body")[0].appendChild(m);l.parentNode.removeChild(l)}catch(n){return }}S=true;if(Q){clearInterval(Q);Q=null}var j=f.length;for(var k=0;k<j;k++){f[k]()}}function J(i){if(S){i()}else{f[f.length]=i}}function M(j){if(typeof G.addEventListener!=Z){G.addEventListener("load",j,false)}else{if(typeof g.addEventListener!=Z){g.addEventListener("load",j,false)}else{if(typeof G.attachEvent!=Z){G.attachEvent("onload",j)}else{if(typeof G.onload=="function"){var i=G.onload;G.onload=function(){i();j()}}else{G.onload=j}}}}}function I(){var l=H.length;for(var j=0;j<l;j++){var m=H[j].id;if(a.pv[0]>0){var k=c(m);if(k){H[j].width=k.getAttribute("width")?k.getAttribute("width"):"0";H[j].height=k.getAttribute("height")?k.getAttribute("height"):"0";if(O(H[j].swfVersion)){if(a.webkit&&a.webkit<312){U(k)}X(m,true)}else{if(H[j].expressInstall&&!C&&O("6.0.65")&&(a.win||a.mac)){D(H[j])}else{d(k)}}}}else{X(m,true)}}}function U(m){var k=m.getElementsByTagName(P)[0];if(k){var p=Y("embed"),r=k.attributes;if(r){var o=r.length;for(var n=0;n<o;n++){if(r[n].nodeName.toLowerCase()=="data"){p.setAttribute("src",r[n].nodeValue)}else{p.setAttribute(r[n].nodeName,r[n].nodeValue)}}}var q=k.childNodes;if(q){var s=q.length;for(var l=0;l<s;l++){if(q[l].nodeType==1&&q[l].nodeName.toLowerCase()=="param"){p.setAttribute(q[l].getAttribute("name"),q[l].getAttribute("value"))}}}m.parentNode.replaceChild(p,m)}}function F(i){if(a.ie&&a.win&&O("8.0.0")){G.attachEvent("onunload",function(){var k=c(i);if(k){for(var j in k){if(typeof k[j]=="function"){k[j]=function(){}}}k.parentNode.removeChild(k)}})}}function D(j){C=true;var o=c(j.id);if(o){if(j.altContentId){var l=c(j.altContentId);if(l){L=l;T=j.altContentId}}else{L=b(o)}if(!(/%$/.test(j.width))&&parseInt(j.width,10)<310){j.width="310"}if(!(/%$/.test(j.height))&&parseInt(j.height,10)<137){j.height="137"}g.title=g.title.slice(0,47)+" - Flash Player Installation";var n=a.ie&&a.win?"ActiveX":"PlugIn",k=g.title,m="MMredirectURL="+G.location+"&MMplayerType="+n+"&MMdoctitle="+k,p=j.id;if(a.ie&&a.win&&o.readyState!=4){var i=Y("div");p+="SWFObjectNew";i.setAttribute("id",p);o.parentNode.insertBefore(i,o);o.style.display="none";G.attachEvent("onload",function(){o.parentNode.removeChild(o)})}R({data:j.expressInstall,id:K,width:j.width,height:j.height},{flashvars:m},p)}}function d(j){if(a.ie&&a.win&&j.readyState!=4){var i=Y("div");j.parentNode.insertBefore(i,j);i.parentNode.replaceChild(b(j),i);j.style.display="none";G.attachEvent("onload",function(){j.parentNode.removeChild(j)})}else{j.parentNode.replaceChild(b(j),j)}}function b(n){var m=Y("div");if(a.win&&a.ie){m.innerHTML=n.innerHTML}else{var k=n.getElementsByTagName(P)[0];if(k){var o=k.childNodes;if(o){var j=o.length;for(var l=0;l<j;l++){if(!(o[l].nodeType==1&&o[l].nodeName.toLowerCase()=="param")&&!(o[l].nodeType==8)){m.appendChild(o[l].cloneNode(true))}}}}}return m}function R(AE,AC,q){var p,t=c(q);if(typeof AE.id==Z){AE.id=q}if(a.ie&&a.win){var AD="";for(var z in AE){if(AE[z]!=Object.prototype[z]){if(z=="data"){AC.movie=AE[z]}else{if(z.toLowerCase()=="styleclass"){AD+=' class="'+AE[z]+'"'}else{if(z!="classid"){AD+=" "+z+'="'+AE[z]+'"'}}}}}var AB="";for(var y in AC){if(AC[y]!=Object.prototype[y]){AB+='<param name="'+y+'" value="'+AC[y]+'" />'}}t.outerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"'+AD+">"+AB+"</object>";F(AE.id);p=c(AE.id)}else{if(a.webkit&&a.webkit<312){var AA=Y("embed");AA.setAttribute("type",W);for(var x in AE){if(AE[x]!=Object.prototype[x]){if(x=="data"){AA.setAttribute("src",AE[x])}else{if(x.toLowerCase()=="styleclass"){AA.setAttribute("class",AE[x])}else{if(x!="classid"){AA.setAttribute(x,AE[x])}}}}}for(var w in AC){if(AC[w]!=Object.prototype[w]){if(w!="movie"){AA.setAttribute(w,AC[w])}}}t.parentNode.replaceChild(AA,t);p=AA}else{var s=Y(P);s.setAttribute("type",W);for(var v in AE){if(AE[v]!=Object.prototype[v]){if(v.toLowerCase()=="styleclass"){s.setAttribute("class",AE[v])}else{if(v!="classid"){s.setAttribute(v,AE[v])}}}}for(var u in AC){if(AC[u]!=Object.prototype[u]&&u!="movie"){E(s,u,AC[u])}}t.parentNode.replaceChild(s,t);p=s}}return p}function E(k,i,j){var l=Y("param");l.setAttribute("name",i);l.setAttribute("value",j);k.appendChild(l)}function c(i){return g.getElementById(i)}function Y(i){return g.createElement(i)}function O(k){var j=a.pv,i=k.split(".");i[0]=parseInt(i[0],10);i[1]=parseInt(i[1],10);i[2]=parseInt(i[2],10);return(j[0]>i[0]||(j[0]==i[0]&&j[1]>i[1])||(j[0]==i[0]&&j[1]==i[1]&&j[2]>=i[2]))?true:false}function A(m,j){if(a.ie&&a.mac){return }var l=g.getElementsByTagName("head")[0],k=Y("style");k.setAttribute("type","text/css");k.setAttribute("media","screen");if(!(a.ie&&a.win)&&typeof g.createTextNode!=Z){k.appendChild(g.createTextNode(m+" {"+j+"}"))}l.appendChild(k);if(a.ie&&a.win&&typeof g.styleSheets!=Z&&g.styleSheets.length>0){var i=g.styleSheets[g.styleSheets.length-1];if(typeof i.addRule==P){i.addRule(m,j)}}}function X(k,i){var j=i?"visible":"hidden";if(S){c(k).style.visibility=j}else{A("#"+k,"visibility:"+j)}}return{registerObject:function(l,i,k){if(!a.w3cdom||!l||!i){return }var j={};j.id=l;j.swfVersion=i;j.expressInstall=k?k:false;H[H.length]=j;X(l,false)},getObjectById:function(l){var i=null;if(a.w3cdom&&S){var j=c(l);if(j){var k=j.getElementsByTagName(P)[0];if(!k||(k&&typeof j.SetVariable!=Z)){i=j}else{if(typeof k.SetVariable!=Z){i=k}}}}return i},embedSWF:function(n,u,r,t,j,m,k,p,s){if(!a.w3cdom||!n||!u||!r||!t||!j){return }r+="";t+="";if(O(j)){X(u,false);var q=(typeof s==P)?s:{};q.data=n;q.width=r;q.height=t;var o=(typeof p==P)?p:{};if(typeof k==P){for(var l in k){if(k[l]!=Object.prototype[l]){if(typeof o.flashvars!=Z){o.flashvars+="&"+l+"="+k[l]}else{o.flashvars=l+"="+k[l]}}}}J(function(){R(q,o,u);if(q.id==u){X(u,true)}})}else{if(m&&!C&&O("6.0.65")&&(a.win||a.mac)){X(u,false);J(function(){var i={};i.id=i.altContentId=u;i.width=r;i.height=t;i.expressInstall=m;D(i)})}}},getFlashPlayerVersion:function(){return{major:a.pv[0],minor:a.pv[1],release:a.pv[2]}},hasFlashPlayerVersion:O,createSWF:function(k,j,i){if(a.w3cdom&&S){return R(k,j,i)}else{return undefined}},createCSS:function(j,i){if(a.w3cdom){A(j,i)}},addDomLoadEvent:J,addLoadEvent:M,getQueryParamValue:function(m){var l=g.location.search||g.location.hash;if(m==null){return l}if(l){var k=l.substring(1).split("&");for(var j=0;j<k.length;j++){if(k[j].substring(0,k[j].indexOf("="))==m){return k[j].substring((k[j].indexOf("=")+1))}}}return""},expressInstallCallback:function(){if(C&&L){var i=c(K);if(i){i.parentNode.replaceChild(L,i);if(T){X(T,true);if(a.ie&&a.win){L.style.display="block"}}L=null;T=null;C=false}}}}}();







 
if(!this.JSON){this.JSON={}}(function(){function f(n){return n<10?"0"+n:n}if(typeof Date.prototype.toJSON!=="function"){Date.prototype.toJSON=function(key){return isFinite(this.valueOf())?this.getUTCFullYear()+"-"+f(this.getUTCMonth()+1)+"-"+f(this.getUTCDate())+"T"+f(this.getUTCHours())+":"+f(this.getUTCMinutes())+":"+f(this.getUTCSeconds())+"Z":null};String.prototype.toJSON=Number.prototype.toJSON=Boolean.prototype.toJSON=function(key){return this.valueOf()}}var cx=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,escapable=/[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,gap,indent,meta={"\b":"\\b","\t":"\\t","\n":"\\n","\f":"\\f","\r":"\\r",'"':'\\"',"\\":"\\\\"},rep;function quote(string){escapable.lastIndex=0;return escapable.test(string)?'"'+string.replace(escapable,function(a){var c=meta[a];return typeof c==="string"?c:"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})+'"':'"'+string+'"'}function str(key,holder){var i,k,v,length,mind=gap,partial,value=holder[key];if(value&&typeof value==="object"&&typeof value.toJSON==="function"){value=value.toJSON(key)}if(typeof rep==="function"){value=rep.call(holder,key,value)}switch(typeof value){case"string":return quote(value);case"number":return isFinite(value)?String(value):"null";case"boolean":case"null":return String(value);case"object":if(!value){return"null"}gap+=indent;partial=[];if(Object.prototype.toString.apply(value)==="[object Array]"){length=value.length;for(i=0;i<length;i+=1){partial[i]=str(i,value)||"null"}v=partial.length===0?"[]":gap?"[\n"+gap+partial.join(",\n"+gap)+"\n"+mind+"]":"["+partial.join(",")+"]";gap=mind;return v}if(rep&&typeof rep==="object"){length=rep.length;for(i=0;i<length;i+=1){k=rep[i];if(typeof k==="string"){v=str(k,value);if(v){partial.push(quote(k)+(gap?": ":":")+v)}}}}else{for(k in value){if(Object.hasOwnProperty.call(value,k)){v=str(k,value);if(v){partial.push(quote(k)+(gap?": ":":")+v)}}}}v=partial.length===0?"{}":gap?"{\n"+gap+partial.join(",\n"+gap)+"\n"+mind+"}":"{"+partial.join(",")+"}";gap=mind;return v}}if(typeof JSON.stringify!=="function"){JSON.stringify=function(value,replacer,space){var i;gap="";indent="";if(typeof space==="number"){for(i=0;i<space;i+=1){indent+=" "}}else{if(typeof space==="string"){indent=space}}rep=replacer;if(replacer&&typeof replacer!=="function"&&(typeof replacer!=="object"||typeof replacer.length!=="number")){throw new Error("JSON.stringify")}return str("",{"":value})}}if(typeof JSON.parse!=="function"){JSON.parse=function(text,reviver){var j;function walk(holder,key){var k,v,value=holder[key];if(value&&typeof value==="object"){for(k in value){if(Object.hasOwnProperty.call(value,k)){v=walk(value,k);if(v!==undefined){value[k]=v}else{delete value[k]}}}}return reviver.call(holder,key,value)}cx.lastIndex=0;if(cx.test(text)){text=text.replace(cx,function(a){return"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})}if(/^[\],:{}\s]*$/.test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,"@").replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,"]").replace(/(?:^|:|,)(?:\s*\[)+/g,""))){j=eval("("+text+")");return typeof reviver==="function"?walk({"":j},""):j}throw new SyntaxError("JSON.parse")}}}());









 
var Stern = {
  url : '',

   
  initialize : function() {
     
    new this.FontSize();

     
    Stern.ArticleImageZoom.initialize();

     
    Stern.KnowledgeTest.initialize();

     
    this.lightbox.initialize();

     
    Stern.SearchSuggest.initialize();

     
    Stern.emptyFields.bind();
    Stern.selectAllFields.bind();

     
    Stern.hooks.place();

     
    this.pageHooks.execute()},

  hideTopBanner : function() {
    if ($('ad_div_id_banner1')) {
      $('ad_div_id_banner1').style.visibility = 'hidden'}
  },

  showTopBanner : function() {
    if ($('ad_div_id_banner1')) {
      $('ad_div_id_banner1').style.visibility = 'visible'}
  },

  isEmptyObject : function(obj) {
    for(var prop in obj) {
      if(obj.hasOwnProperty(prop)) {
        return false}
    }
    return true},

  ArticleImageZoom : {
    initialize : function() {
      $$('.articleImageZoom').each(function(item) {
        Element.observe(item, 'click', function(event) {
          img = this.select('img.toZoom');
          div = this.select('div.zoom');
          div_img = div[0].select('img');
          if (img[0].src.indexOf('180_120.jpg') > 0) {
            img[0].src = img[0].src.replace(/180_120\.jpg/, "420_280.jpg");
            div_img[0].src = div_img[0].src.replace(/plus\.gif/, "minus.gif")} else {
            img[0].src = img[0].src.replace(/420_280\.jpg/, "180_120.jpg");
            div_img[0].src = div_img[0].src.replace(/minus\.gif/, "plus.gif")}

          if (this.getWidth() == 180) {
            width = 420;
            height = 280;
            margin = 0;
            css_left = 388;
            css_top = 248} else {
            width = 180;
            height = 120;
            margin = 15;
            css_left = 148;
            css_top = 88}
          this.morph("width: " + width + "px; margin-right: " + margin + "px");
          img[0].morph("width: " + width + "px; height: " + height + "px");
          div[0].morph("left: " + css_left + "px; top: " + css_top + "px")})})}
  },

   
  SearchSuggest : {
     
    initialize : function() {
      inputFields = $$('.searchSuggest')
          .each(
              function(item) {
                new Ajax.Autocompleter(
                    item.id,
                    item.id + "Suggest",
                    '/suchen/suggest?renderer=PageRenderer&amp;rendererSet=Search/',
                    {
                      minChars : 2,
                      afterUpdateElement : function(input, selected) {
                        Stern.SearchSuggest.sendSearchSuggest(input, selected)}
                    })})},

    sendSearchSuggest : function(input, selected) {
      var f = $$('form').each(function(item) {
        if (input.descendantOf(item)) {
          item.submit()}
      })}
  },

  changeProContraTab : function(tab) {
    if (tab == "pro") {
      $('boxcontenPro').show();
      $('boxcontenContra').hide();
      if ($('gridBox1')) {
        $('gridBox1').removeClassName('gridBgContra');
        $('gridBox1').addClassName('gridBgPro')}
    } else {
      $('boxcontenPro').hide();
      $('boxcontenContra').show();
      if ($('gridBox1')) {
        $('gridBox1').removeClassName('gridBgPro');
        $('gridBox1').addClassName('gridBgContra')}
    }
    $('moduleXL14Top').scrollTo()},

   
  FontSize : Class.create( {
    initialize : function() {

       
    if ((linkBtnSmall = $('div_font_small')))
      linkBtnSmall.observe('click', this.setSmall.bind(this));
    if ((linkBtnMedium = $('div_font_medium')))
      linkBtnMedium.observe('click', this.setMedium.bind(this));
    if ((linkBtnLarge = $('div_font_big')))
      linkBtnLarge.observe('click', this.setLarge.bind(this));

     
    if (linkBtnSmall) {
      this.restoreFromCookie()}
  },

  restoreFromCookie : function() {
    if ((value = Stern.cookie.get('fontsize'))) {
      switch (value.toLowerCase()) {
      case 'small':
        this.setSmall();
        break;
      case 'large':
        this.setLarge();
        break;
      case 'medium':
      default:
        this.setMedium();
        break}
    }
  },

  setSmall : function(event) {
    this.set('Small', $('div_font_small'))},
  setMedium : function(event) {
    this.set('Medium', $('div_font_medium'))},
  setLarge : function(event) {
    this.set('Large', $('div_font_big'))},

  set : function(fontSize, element) {
    Stern.cookie.set('fontsize', fontSize);

    var fontSizeClass = 'fontSize' + fontSize;

     
    $('div_font_small').setStyle( {
      color : '#666'
    });
    $('div_font_medium').setStyle( {
      color : '#666'
    });
    $('div_font_big').setStyle( {
      color : '#666'
    });
    element.setStyle( {
      color : '#000'
    });

     
    if ((articleIntro = $('div_article_intro'))) {
      this.removeClass(articleIntro);
      articleIntro.addClassName(fontSizeClass)}
    if ((xl17module = $('div_module_xl7'))) {
      this.removeClass(xl17module);
      xl17module.addClassName(fontSizeClass)}
    if ((xl15module = $('div_module_xl5'))) {
      this.removeClass(xl15module);
      xl15module.addClassName(fontSizeClass)}
    if ((pagerList = $('div_pager_list'))) {
      this.removeClass(pagerList);
      pagerList.addClassName(fontSizeClass)}
  },

  removeClass : function(item) {
    item.removeClassName('fontSizeSmall');
    item.removeClassName('fontSizeMedium');
    item.removeClassName('fontSizeLarge')}

  }),

   
  KnowledgeTest:
  {
    bindNextButton: function() {
      var nextButton = $('btnKnowledgeNext');
      if (nextButton) {
        nextButton.observe('click', function(event) {Stern.KnowledgeTest.jumpNext(Event.element(event)); Event.stop(event)})}
    },
  
    initialize : function() {
       
      Stern.KnowledgeTest.bindNextButton();

       
      var nextSubmitButton = $('frmKnowledge');  
      if (nextSubmitButton) {
        nextSubmitButton.observe('submit', function(event) {Stern.KnowledgeTest.jumpNext(Event.element(event)); Event.stop(event)})}

       
      var backButton = $('btnKnowledgeBack');
      if (backButton) {
        backButton.observe('click', function(event) {Stern.KnowledgeTest.jumpBack(Event.element(event)); Event.stop(event)})}

       
      var teaserButton = $$('.btnKnowledgeTeaser');
      for ( var i = 0; i < teaserButton.length; i++) {
        teaserButton[i].observe('click', function(event) {
          var forms = $$('.frmKnowledgeTeaser');
          for ( var j = 0; j < forms.length; j++) {
            if (this.descendantOf(forms[j])) {
              var knowledgeInput = forms[j].getInputs('radio', 'knowledgeTest[0]').find(function(radio) { if (radio.checked) return radio.checked});
              var knowledgeTestId = forms[j].knowledgeTestId.getValue();
              var knowledgeCookieName = 'knowledge_' + knowledgeTestId;
              var knowledgeAnswers = Stern.sessionCookie.get(knowledgeCookieName);
              if (knowledgeAnswers == null)
              {
                knowledgeAnswers = {}}
              if (knowledgeInput !== undefined)
              {
                knowledgeAnswers["a0"] = knowledgeInput.value}
              Stern.sessionCookie.set(knowledgeCookieName, knowledgeAnswers);
              Event.stop(event);
              location.href = forms[j].getAttribute('action');
              return false}
          }
        })}
    },

     
    jumpNext : function() {
      if ($('knowledgeTestIsQuestion'))
      {
        this.storeGivenAnswer()}
      if ($('knowledgeTestProfitGame'))  
      {
        this.jumpWithPost('knowledgeNextPage')}
      else
      {
        this.jump('knowledgeNextPage')}
      return false},

    jumpBack : function() {
      var questionTrigger = $('knowledgeTestIsQuestion');
      if (questionTrigger) {
        questionTrigger.setValue('0')}
      this.jump('knowledgePrevPage');
      return false},

     
    jump : function(item)
    {
      var form = $('frmKnowledge');
      if (form)
      {
        location.href = $(item).getValue()}
    },

     
    jumpWithPost: function(item)
    {
      var form = $('frmKnowledge');
      if (form)
      {
        form.setAttribute('method', 'post');
        form.setAttribute('action', $(item).getValue());
        form.submit()}
    },

    colorClasses : new Array('boxBgOk', 'boxBgWrong', 'boxBgNone'),

     
    answers : new Array(),

    addAnswer : function(result) {
      this.answers.push(result)},

     
    renderProgressBar: function()
    {
      var knowledgeCookieName = 'knowledge_' + $('knowledgeTestId').getValue();
      var givenAnswers = Stern.sessionCookie.get(knowledgeCookieName);

      for(var i = 0; i < answers.length; i++)
      {
        if ((givenAnswers == null) || (givenAnswers["a"+i] == undefined))
        {
          this.addAnswer(undefined)}
        else if (givenAnswers["a"+i] == answers[i])
        {
          this.addAnswer(1)}
        else
        {
          this.addAnswer(0)}
      }

      this.drawProgressBar()},

    drawProgressBar : function(result) {
      $('boxStatusContainer').addClassName('boxStatus' + this.answers.length);
      for ( var i = 0; i < this.answers.length; i++) {
        switch (this.answers[i]) {
        case 1:
          this.addTab(i, 'Ok');
          break;
        case 0:
          this.addTab(i, 'Wrong');
          break;
        default:
          this.addTab(i, 'None');
          break}
      }
    },

    addTab : function(id, bg) {
      var tab = new Element('span', {
        'id' : id,
        'class' : 'boxSingleStatus boxBg' + bg
      });
      tab.insert(new Element('span', {
        'class' : 'boxRoundLeft'
      }));
      tab.insert(new Element('span', {
        'class' : 'boxRoundRight'
      }));
      $('boxStatusContainer').insert(tab)},

     
    storeGivenAnswer: function()
    {
      var knowledgeQuestionIndex = $('knowledgeTestQuestionIndex').getValue();
      var knowledgeInputName = 'knowledgeTest[' + knowledgeQuestionIndex + ']';
      var knowledgeInput = Form.getInputs('frmKnowledge','radio', knowledgeInputName).find(function(radio) { if (radio.checked) return radio.checked});

      var knowledgeCookieName = 'knowledge_' + $('knowledgeTestId').getValue();
      var knowledgeAnswers = Stern.sessionCookie.get(knowledgeCookieName);
      if (knowledgeAnswers == null)
      {
        knowledgeAnswers = {}}

      if (knowledgeInput !== undefined)
      {
        knowledgeAnswers["a" + knowledgeQuestionIndex] = knowledgeInput.value}

      Stern.sessionCookie.set(knowledgeCookieName, knowledgeAnswers)},

     
    showResults: function()
    {
      var knowledgeCookieName = 'knowledge_' + $('knowledgeTestId').getValue();
      var givenAnswers = Stern.sessionCookie.get(knowledgeCookieName);

      var knowledgeQuestionIndex = $('knowledgeTestQuestionIndex').getValue();
      var givenAnswer = 'answer' + givenAnswers["a" + knowledgeQuestionIndex];

      if (answers[knowledgeQuestionIndex] == givenAnswers["a" + knowledgeQuestionIndex])
      {
        if ($('correctAnswerBox'))
        {
           
          $('correctAnswerBoxOk').removeClassName('displayNone')}
      }
      else
      {
        if ($('correctAnswerBox') && (givenAnswers["a" + knowledgeQuestionIndex] !== undefined))
        {
          $(givenAnswer).addClassName('boxWrongAnswer');
          $('correctAnswerBoxWrong').removeClassName('displayNone')}
      }
      if (!$('correctAnswerBox'))
      {
        $(givenAnswer).addClassName('strong')}
    },

     
    showFinalResults: function()
    {
      var knowledgeCookieName = 'knowledge_' + $('knowledgeTestId').getValue();
      var givenAnswers = Stern.sessionCookie.get(knowledgeCookieName);

      if ($('knowledgeTestIsOld'))
      {
        var url = document.location.protocol+'//'+document.location.host+document.location.pathname+'?renderer=Xl18KnowledgeTestResultRenderer&rendererSet=Article';
        new Ajax.Request(Stern.ajax.addTimestamp(url), {
          method : 'post',
          parameters : givenAnswers,
          encoding : Stern.ajax.encoding,
          evalJS : Stern.ajax.evalJS,
          onSuccess : this.showUsersScore
        })}
      else
      {
        var usersPoints = this.calcSimpleScoring(givenAnswers);
        this.showUsersScore(usersPoints)}

       
      var profitGameBox = $('Xl18ResultAjaxProfitGame');
      if (profitGameBox != undefined)
      {
        var url = document.location.protocol+'//'+document.location.host+document.location.pathname+'?renderer=Xl18KnowledgeTestResultRenderer&isProfitRequest=1&rendererSet=Article';

        new Ajax.Request(Stern.ajax.addTimestamp(url), {
          method : 'post',
          parameters : givenAnswers,
          encoding : Stern.ajax.encoding,
          evalJS : Stern.ajax.evalJS,
          onComplete : function(obj) {
            $('Xl18ResultAjaxProfitGame').replace(obj.responseText);
            return false}
        })}

       
    },

     
    calcSimpleScoring: function(givenAnswers)
    {
      var usersPoints = 0;
      if (givenAnswers != null)
      {
        for (var i = 0; i < answers.length; i++)
        {
          if (givenAnswers["a"+i] == answers[i])
          {
            usersPoints++}
        }
      }

      return usersPoints},

     
    showUsersScore: function(usersPoints)
    {
      if (usersPoints.responseText != undefined)
      {
        usersPoints = parseInt(usersPoints.responseText)}

      $('boxTextSummaryUsersPoints').innerHTML = usersPoints;
      $('boxTextSummary').removeClassName('visibilityHidden');

       
      for (var i = 0; i < points2id.length; i++)
      {
        if (usersPoints <= points2id[i])
        {
          $('result_'+i).removeClassName('displayNone');
          break}
      }
    }

  },

   
  knowledgeTestStorage:
  {

     
    storeGivenAnswerForL01: function(id)
    {
      var form = $('frmKnowledge' + id);
      var knowledgeInput = form.getInputs('radio', 'knowledgeTest[0]').find(function(radio) { if (radio.checked) return radio.checked});
      var knowledgeCookieName = 'knowledge_' + id;
      var knowledgeAnswers = Stern.sessionCookie.get(knowledgeCookieName);
      if (knowledgeAnswers == null)
      {
        knowledgeAnswers = {}}
      if (knowledgeInput !== undefined)
      {
        knowledgeAnswers["a0"] = knowledgeInput.value}
      Stern.sessionCookie.set(knowledgeCookieName, knowledgeAnswers);
      location.href = form.getAttribute('action');
      return false}

  },

   
  lightbox : {
     
    initialize : function() {
       
      $$('.lbOn').each(function(item) {
        new Stern.lightbox.box(item)});

       
      $$('.lbContent').each(function(item) {
        new Stern.lightbox.box(item, true)})},

    box : Class.create( {
      yPos : 0,
      xPos : 0,
      content : false,

      initialize : function(ctrl, open) {
        if (!$('lightboxOverlay')) {
          var overlay = new Element('div', {
            id : 'lightboxOverlay'
          });
          $(document.getElementsByTagName('body')[0]).insert(overlay)}

         
      if ($(ctrl).hasAttribute('rel')) {
        this.content = $(ctrl).getAttribute('rel');
        $(ctrl).observe('click', this.activate.bind(this));
        $(ctrl).onclick = function() {
          return false}} else {
        this.content = $(ctrl).getAttribute('id');
        if (open) {
          this.activate()}
      }
    },

       
      activate : function() {
        if (Prototype.Browser.IE) {
          this.getScroll();
          this.prepareIE('100%', 'hidden');
          this.setScroll(0, 0);
          this.hideSelects('hidden')}

        this.displayLightbox('block')},

       
       
      prepareIE : function(height, overflow) {
        var bod = $(document.getElementsByTagName('body')[0]);
        bod.setStyle( {
          height : height,
          overflow : overflow
        });

        htm = $(document.getElementsByTagName('html')[0]);
        htm.setStyle( {
          height : height,
          overflow : overflow
        })},

       
      hideSelects : function(vis) {
        selects = document.getElementsByTagName('select');
        for ( var i = 0; i < selects.length; i++) {
          $(selects[i]).setStyle( {
            visibility : vis
          })}
      },

       
       
      getScroll : function() {
        if (self.pageYOffset) {
          this.yPos = self.pageYOffset} else if (document.documentElement
            && document.documentElement.scrollTop) {
          this.yPos = document.documentElement.scrollTop} else if (document.body) {
          this.yPos = document.body.scrollTop}
      },

      setScroll : function(x, y) {
        window.scrollTo(x, y)},

      displayLightbox : function(display) {
        $('lightboxOverlay').setStyle( {
          display : display
        });
        $(this.content).setStyle( {
          display : display
        });
        if (display != 'none') {
          this.bindActions()}
      },

       
      deactivate : function() {
        if (Prototype.Browser.IE) {
          this.setScroll(0, this.yPos);
          this.prepareIE('auto', 'auto');
          this.hideSelects('visible')}

        this.displayLightbox('none')},

      bindActions : function() {
        var links = $$('.lbAction');
        for ( var i = 0; i < links.length; i++) {
          var item = $(links[i]);
          if (item.hasAttribute('rel')) {
            var rel = item.getAttribute('rel');
            item.observe('click', this[rel].bind(this));
            item.onclick = function() {
              return false}}
        }
      }

    })
  },

   
  rot13 : function(text) {
    var keycode = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    var text = new String(obj.form.Text.value);
    var rot13 = new String();

    for ( var i = 0; i < text.length; i++) {
      var codechar = text.substring(i, i + 1);
      var pos = keycode.indexOf(codechar.toUpperCase());
      if (pos >= 0) {
        pos = (pos + keycode.length / 2) % keycode.length;
        codechar = (codechar == codechar.toUpperCase()) ? keycode.substring(
            pos, pos + 1) : keycode.substring(pos, pos + 1).toLowerCase()}
      rot13 = rot13 + codechar}
    return rot13},

   
  cookie : {
     
    set : function(name, value) {
      var a = new Date();
      a = new Date(a.getTime() + 1000 * 60 * 60 * 24 * 365);
      var cookieValue = name + '=' + value + '; expires=' + a.toGMTString()
          + '; path=/';
      document.cookie = cookieValue},

     
    get : function(name) {
      cookieValue = null;
      if (document.cookie) {
        var string = 'document.cookie.match(/' + name + '=([^;]*)/);';
        var match = eval(string);
        if (match != null && match.length == 2) {
          cookieValue = match[1]}
      }
      return cookieValue}

  },

   
  sessionCookie:
  {

	   
    set: function(name, value)
    {
  	  if (typeof value !== 'string')
  	  {
  	    if (typeof JSON === 'object' && JSON !== null && typeof JSON.stringify === 'function')
    		{
    		  value = JSON.stringify( value )}
    		else
    		{
    		  throw new Error('sessionCookie.set(): non-string value could not be serialized.')}
  	  }

      document.cookie = name + '=' + encodeURIComponent(value) + '; path=/'},

     
    del: function(name)
    {
      document.cookie = name + '=' + '; path=/' + '; expires=Thu, 01-Jan-1970 00:00:01 GMT'},

     
    parseCookies: function()
  	{
  	  var cookies = {}, i, pair, name, value, separated = document.cookie.split( ';' ), unparsedValue;
  	  for(i = 0; i < separated.length; i = i + 1)
  	  {
  	    pair = separated[i].split( '=' );
  	    name = pair[0].replace(/^\s*/, '' ).replace(/\s*$/, '' );

    		try
    		{
    		  value = decodeURIComponent(pair[1])}
    		catch(e1)
    		{
    		  value = pair[1]}

    		if (typeof JSON === 'object' && JSON !== null && typeof JSON.parse === 'function')
    		{
    		  try
    		  {
    		    unparsedValue = value;
                value = JSON.parse(value)}
    		  catch(e2)
    		  {
    		    value = unparsedValue}
    		}

    		cookies[name] = value}

  	  return cookies},

  	 
  	get: function(cookieName)
    {
      var returnValue, item, cookies = this.parseCookies();

      if(typeof cookieName === 'string')
      {
        returnValue = (typeof cookies[cookieName] !== 'undefined') ? cookies[cookieName] : null}
      else if(typeof cookieName === 'object' && cookieName !== null)
      {
        returnValue = {};
        for (item in cookieName)
        {
          if (typeof cookies[cookieName[item]] !== 'undefined')
          {
            returnValue[cookieName[item]] = cookies[cookieName[item]]}
          else
          {
            returnValue[cookieName[item]] = null}
        }
      }
      else
      {
        returnValue = cookies}

      return returnValue}

  },

   
  cookieStore : {
    cookieStoreName : 'CookieStore',

     
    get : function(key, defaultValue) {
      var json = unescape(Stern.cookie.get(this.cookieStoreName))
          .evalJSON(true);
      if (json && json[key] != undefined) {
        return json[key][0]} else {
        return defaultValue}
    }
  },

   
  tab : {
    change : function(tab, newClass, boxClass) {
      tab = $(tab);
      var curClasses = $w(tab.className);
      var curClass = curClasses.last();
      if (curClass != newClass) {
        this.getTabs(tab).each(function(item, index) {
          item.removeClassName(newClass);
          item.addClassName(curClass)});
        tab.removeClassName(curClass);
        tab.addClassName(newClass);
        this.switchContentBox(tab, boxClass)}
    },

    changeMore : function(tab, newClass, boxClass, number) {
      tab = $(tab);
      var curClasses = $w(tab.className);
      var curClass = curClasses.last();
      if (curClass != newClass) {
        this.getTabs(tab).each(function(item, index) {
          item.removeClassName(newClass);
          item.addClassName(curClass)});
        tab.removeClassName(curClass);
        tab.addClassName(newClass);
        this.switchContentBoxMore(tab, boxClass, number)}
    },

    getTabs : function(tab) {
      return tab.up().childElements()},

    getBoxes : function(tab, boxClass) {
      return tab.up().next().select('.' + boxClass)},

    switchContentBox : function(tab, boxClass) {
      this.getBoxes(tab, boxClass).each(function(item, index) {

        item.toggle();

        if (item.visible()) {
          Stern.scroller.enable(index)} else {
          Stern.scroller.disable(index)}

      })},

    switchContentBoxMore : function(tab, boxClass, number) {
      this.getBoxes(tab, boxClass).each(function(item, index) {

        if (item.hasClassName(boxClass + '_' + number)) {
          item.show()} else {
          item.hide()}

        if (item.visible()) {
          Stern.scroller.enable(index)} else {
          Stern.scroller.disable(index)}

      })}
  },

   
  layers : {
     
    storage : new Array(),

     
    addToStorage : function(id) {
      if (this.storage.indexOf(id) == -1) {
        this.storage.push(id)}
    },

     
    layerIsVisible : function(id) {
      return $(id).getStyle('display') == 'block'},

    closeAll : function() {
      this.storage.each(function(id) {
        Stern.layers.close(id, true)})},

    close : function(id, keepFlashElementsHidden) {
      if ($(id).getStyle('display') == 'block') {

        $(id).setStyle( {
          display : 'none'
        });
        this.getLineByLayerId(id).setStyle( {
          backgroundColor : 'transparent'
        });
        this.getTabByLayerId(id).setStyle( {
          borderColor : '',
          backgroundColor : ''
        });
        this.switchLinkColor(id);

         
    this.switchArrow(id);

     
    this.storage = this.storage.without(id);

     
    if (keepFlashElementsHidden != true) {
      this.showFlashElements()}
  }
  return false},

 
open : function(id, options) {
   
    if (this.layerIsVisible(id)) {
      return this.close(id)}

     
    this.closeAll();
    this.addToStorage(id);

     
    this.hideFlashElements();

     
     
    if (!$(id).hasAttribute('display') || !$(id).visible()) {

      $(id).setStyle( {
        display : 'block'
      });

       
       
      if (this.getTabByLayerId(id).next()) {
        this.setLayerTopPosition(id)}

       
      this.switchLinkColor(id);

      this.getTabByLayerId(id).setStyle( {
        backgroundColor : '#fff',
        borderColor : '#999'
      });
      this.getLineByLayerId(id).setStyle( {
        backgroundColor : '#999'
      });

       
      this.switchArrow(id)}

    return false},

  switchLinkColor : function(id) {
    var link = this.getLinkByLayerId(id);
    if (link.hasClassName('jsColorBlack')) {
      if (link.getStyle('color') == 'black') {
        var newColor = ''} else {
        var newColor = 'black'}
      link.setStyle( {
        color : newColor
      })}
  },

  switchArrow : function(id) {
    var link = this.getLinkByLayerId(id);
    if (link.hasClassName('arrowDown')) {
      var classToRemove = 'arrowDown';
      var classToAdd = 'arrowUp'} else {
      var classToRemove = 'arrowUp';
      var classToAdd = 'arrowDown'}
    link.removeClassName(classToRemove).addClassName(classToAdd)},

  getTabByLayerId : function(id) {
    return $(id + '_tab')},

  getLineByLayerId : function(id) {
    return $(id + '_line')},

  getLinkByLayerId : function(id) {
    return $(id + '_link')},

  setLayerTopPosition : function(id) {
    var topPosition = ($(id).offsetHeight - 3) * -1;
    $(id).setStyle( {
      top : topPosition + 'px'
    })},

   
  getFlashTagName : function() {
    return 'embed'},
  getFlashTagNameIE : function() {
    return 'object'},

  hideFlashElements : function() {
     
    if ($('top_sbanner')) {
      $('top_sbanner').hide()}
    if ($('ad_div_id_banner1')) {
      $('ad_div_id_banner1').style.visibility = 'hidden'}
    $$(this.getFlashTagName()).each(function(item) {
      item.style.visibility = 'hidden'});
    $$(this.getFlashTagNameIE()).each(function(item) {
      item.style.visibility = 'hidden'})},

  showFlashElements : function() {
     
    if ($('top_sbanner')) {
      $('top_sbanner').show()}
    if ($('ad_div_id_banner1')) {
      $('ad_div_id_banner1').style.visibility = 'visible'}
    $$(this.getFlashTagName()).each(function(item) {
      item.style.visibility = 'visible'});
    $$(this.getFlashTagNameIE()).each(function(item) {
      item.style.visibility = 'visible'})}
  },

   
  accordion : {
    getItem : function(callerLink) {
      return $(callerLink).next()},

    toggle : function(link) {
      var item = this.getItem(link);
      if (item.visible()) {
        this.close(link)} else {
        this.open(link)}
    },

    open : function(openerLink) {
      var item = this.getItem(openerLink);
      if (item != undefined && !item.visible()) {
        item.toggle();
        openerLink.removeClassName('close').addClassName('open')}
    },

    close : function(openerLink) {
      var item = this.getItem(openerLink);
      if (item.visible()) {
        item.toggle();
        openerLink.removeClassName('open').addClassName('close')}
    },

    toggleAll : function(callerLink, linkClassName) {
      var callerLink = $(callerLink);
      var openerLinks = $$('.' + linkClassName);
      if (callerLink.hasClassName('openAll')) {
        openerLinks.each(function(openerLink) {
          Stern.accordion.open(openerLink)});
        var removeClassName = 'openAll';
        var addClassName = 'closeAll';
        var text = 'alle schließen'} else {
        openerLinks.each(function(openerLink) {
          Stern.accordion.close(openerLink)});
        var removeClassName = 'closeAll';
        var addClassName = 'openAll';
        var text = 'alle öffnen'}
      callerLink.removeClassName(removeClassName).addClassName(addClassName)
          .update(text);
      return false},

    openByIndex : function(index, linkClassName) {
      var openerLinks = $$('.' + linkClassName);
      this.open(openerLinks[index])}
  },

   
  popup : function(URL, popname, W, H, scroll, rezisable, X, Y) {
     
    if (!popname)
      popname = 'popup';
    if (!W)
      W = 520;
    if (!H)
      H = 460;
    if (!scroll)
      scroll = 0;
    if (!rezisable)
      rezisable = 0;
    if (!X)
      X = screen.width/ 2 - (W / 2);
    if (!Y)
      Y = screen.height/ 2 - (H / 2) - 20;
    properties = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars="
        + scroll + ",resizable=" + rezisable + ",";
    properties += "width=" + W + ",height=" + H + ",left=" + X + ",top=" + Y;
    popwin = window.open(URL, popname, properties);
    popwin.focus()},

   
  bookmark : {
    timeout : false,

    getTextHolder : function(link) {
      return $(link).up().next()},

    show : function(link, title) {
      if (this.timeout) {
        window.clearTimeout(this.timeout)}
      this.getTextHolder(link).update(title)},

    hide : function(link) {
      this.timeout = window.setTimeout(function() {
        Stern.bookmark.getTextHolder(link).update('Facebook')}, 500)},

    post : function(was) {
      sburl = encodeURIComponent(location.href);
      sbtitle = encodeURIComponent(document.title);
      switch (was) {
      case 'facebook':
        window.open('http://www.facebook.com/share.php?u=' + sburl + '&t='
            + sbtitle);
        break;
      case 'mrwong':
        window.open('http://www.mister-wong.de/index.php?action=addurl&bm_url='
            + sburl + '&bm_description=' + sbtitle);
        break;
      case 'delicious':
        window.open('http://delicious.com/post?url=' + sburl + '&title='
            + sbtitle);
        break;
      case 'wikio':
        window.open('http://www.wikio.com/vote?url=' + sburl);
        break;
      case 'webnews':
        window.open('http://www.webnews.de/einstellen?url=' + sburl + '&title='
            + sbtitle);
        break;
      case 'digg':
        window.open('http://digg.com/submit?phase=2&url=' + sburl + '&title='
            + sbtitle);
        break;
      case 'yigg':
        window.open('http://yigg.de/neu?exturl=' + sburl + '&exttitle='
            + sbtitle);
        break;
      case 'myspace':
        window.open('http://www.myspace.com/Modules/PostTo/Pages/?l=3&u='
            + sburl + '&t=' + sbtitle);
        break;
      case 'blinkList':
        window
            .open('http://www.blinklist.com/index.php?Action=Blink/addblink.php&Description=&Url='
                + sburl + '&Title=' + sbtitle);
        break;
      case 'furl':
        window.open('http://www.furl.net/storeIt.jsp?u=' + sburl + '&t='
            + sbtitle);
        break;
      case 'folkd':
        window.open('http://www.folkd.com/submit/page/' + sburl);
        break;
      case 'linkarena':
        window.open('http://linkarena.com/bookmarks/addlink/?url=' + sburl
            + '&title=' + sbtitle + '&desc=&tags=');
        break;
      case 'google':
        window.open('http://www.google.com/bookmarks/mark?op=add&hl=de&bkmk='
            + sburl + '&title=' + sbtitle);
        break}
    }
  },

   
  gmaps : {
    lon : null,
    lat : null,
    zoomLevel : null,
    infoText : null,
    mapType : null,

    load : function(mapHolderId) {
      if (GBrowserIsCompatible()) {

        var map = new GMap2($(mapHolderId));
        map.addControl(new GSmallMapControl());
        map.addControl(new GMapTypeControl());
        var mtype = G_NORMAL_MAP;
        if (this.mapType == 1) {
          mtype = G_SATELLITE_MAP} else if (this.mapType == 2) {
          mtype = G_HYBRID_MAP}
        map.setCenter(new GLatLng(this.lat, this.lon), this.zoomLevel, mtype);

 
 
 
 
 
 
 
        GEvent.addListener(map, 'moveend', function() {
          gmapsArtivw(0)});
        GEvent.addListener(map, 'maptypechanged', function() {
          gmapsArtivw(1)});
        var point = new GLatLng(this.lat, this.lon);
        var marker = this.createMarker(point);
        map.addOverlay(marker);
        marker.openInfoWindowHtml(this.infoText)}
    },

    createMarker : function(point) {
      var marker = new GMarker(point);
      if (this.infoText) {
        var itext = this.infoText;
        GEvent.addListener(marker, 'click', function() {
          marker.openInfoWindowHtml(itext)})}
      GEvent.addListener(marker, 'infowindowopen', function() {
        gmapsArtivw(0)});
      GEvent.addListener(marker, 'infowindowclose', function() {
        gmapsArtivw(0)});
      return marker}
  },

   
  scroller : {
    storage : new Array(),

    scroll : function(scrollableId, handleId, trackId) {
      var scroller = new Control.Slider(handleId, trackId, {
        axis : 'vertical',
        onSlide : function(v) {
          Stern.scroller.scrollVertical(v, $(scrollableId), scroller)},
        onChange : function(v) {
          Stern.scroller.scrollVertical(v, $(scrollableId), scroller)}
      });

       
    if ($(scrollableId).scrollHeight <= $(scrollableId).offsetHeight) {
      scroller.setDisabled();
      $(trackId).hide()}

    this.storage.push(scroller)},

    scrollVertical : function(value, element, slider) {
      element.scrollTop = Math.round(value / slider.maximum
          * (element.scrollHeight - element.offsetHeight))},

    enable : function(index) {
      if (this.storage.indexOf(index) != -1) {
        this.storage[index].setEnabled()}
    },

    disable : function(index) {
      if (this.storage.indexOf(index) != -1) {
        this.storage[index].setDisabled()}
    }
  },

   
  slider : {
     
    storage : {},

    big : Class
        .create( {
          initialize : function(sliderId, sliderData, itemWidth, buildCallback,itemsToScroll) {
            this.sliderId      = sliderId;
            this.sliderData    = sliderData;
            this.itemWidth     = itemWidth;
            this.buildCallback = buildCallback;
            this.clickCounter  = 1;  
            this.iterator      = 1;  
            this.objects       = new Array();
            this.itemsToScroll = itemsToScroll; 

            if (this.itemsToScroll == undefined) {
              this.itemsToScroll = 1}

            for ( var i = 0; i < sliderData.length; i++) {
              this.objects.push(this.buildCallback(sliderData[i]))}

            this.placeItems();

            return this},

          isActive : false,

          placeItems : function() {
            if (this.objects.length > 0) {

              var items = new Array();

               
              for ( var i = 1; i <= this.itemsToScroll; i++) {
                items.push(this.objects.length - i)}
               
              items.reverse();

              for ( var i = 0; i < this.objects.length - this.itemsToScroll; i++) {
                items.push(i)}

              $(this.sliderId).update();

              for ( var i = 0; i < items.length; i++) {
                var id   = this.sliderId + '_item' + i;
                var item = this.objects[items[i]];
                item.setAttribute('id', id);
                $(this.sliderId).insert(item)}

               
               
              if (items.length < this.itemsToScroll*2)
              {
                $(this.sliderId).setStyle( {
                  left : '0px'
                })}

            }
          },

          moveToLeft : function() {
             
             
            if (this.isActive || this.objects.length < 2) {
              return}

             
            this.isActive = true;

            for (i = 1; i <= this.itemsToScroll; i++) {
              var first = $(this.sliderId).firstDescendant();
              first.remove();
              $(this.sliderId).insert(first);
              $(this.sliderId).setStyle( {
                left : '0px'
              })}

            new Effect.Move(this.sliderId, {
              x : 0 - this.itemWidth,
              duration : 0.5,
              afterFinish : this.finishMovement.bind(this)
            })},

          moveToRight : function() {
             
             
            if (this.isActive || this.objects.length < 2) {
              return}

             
            this.isActive = true;

            new Effect.Move(this.sliderId, {
              x : this.itemWidth,
              duration : 0.5,
              afterFinish : this.moveToRightAfterFinish.bind(this)
            })},

          moveToRightAfterFinish : function(ite) {
            for (i = 1; i <= this.itemsToScroll; i++) {
              var last = $(this.sliderId).childElements().last();
              last.remove();
              $(this.sliderId).insert( {
                top : last
              });
              $(this.sliderId).setStyle( {
                left : 0 - (this.itemWidth) + 'px'
              })}
            this.finishMovement()},

          finishMovement : function() {
            this.isActive = false},

          setMultiItems : function(opaqueId, highlightId) {
             
            opaqueElement = this.sliderId + '_link' + opaqueId;
            highlightElement = this.sliderId + '_link' + highlightId;

            $(highlightElement).addClassName('high');
            $(highlightElement).removeClassName('opaque');

            $(opaqueElement).addClassName('opaque');
            $(opaqueElement).removeClassName('high')},

          setLeaderLeft : function() {
            itemCount = $(this.sliderData).length;
             
             
            highlightItem = this.cycleInc(this.clickCounter, 2, itemCount - 1);
            fadeOutItem = this.cycleInc(this.clickCounter, 1, itemCount - 1);
            leaderItem = fadeOutItem;
            this.showLeader(leaderItem);
            this.setMultiItems(fadeOutItem, highlightItem);
            this.clickCounter = (this.clickCounter + 1) % itemCount},
          setLeaderRight : function() {
            itemCount = $(this.sliderData).length;

             
            if (this.clickCounter < 0) {
              this.clickCounter = itemCount - 1}
             
             
            highlightItem = this.clickCounter;
            fadeOutItem = this.cycleInc(highlightItem, 1, itemCount - 1);
            leaderItem = this.cycleDec(highlightItem, 1, itemCount - 1);

            this.showLeader(leaderItem);
            this.setMultiItems(fadeOutItem, highlightItem);
            this.clickCounter--},
          cycleInc : function(from, step, max) {
            return (from + step) % (max + 1)},
          cycleDec : function(from, step, max) {
            return (from - step) >= 0 ? this.cycleInc(from - step, 0, max)
                : (max + 1) + ((from - step) % (max + 1))},
          showLeader : function(item) {
             
            var leaderData = eval(this.sliderData);
            var url = leaderData[item].url;
            var title = leaderData[item].titleAttribute;

            var boxLeaderId = 'boxLeader_' + this.sliderId;
            $(boxLeaderId).hide();

            $('boxLeaderSpitzmarke_' + this.sliderId).update(
                leaderData[item].spitzmarke);
            $('boxLeaderHeadline_' + this.sliderId).update(
                leaderData[item].headlineShort);

            if ($('boxLeaderIcon_' + this.sliderId)) {
              $('boxLeaderIcon_' + this.sliderId).setAttribute("href", url);
              $('boxLeaderIcon_' + this.sliderId).setAttribute("title", title);
              $('boxLeaderTrans_' + this.sliderId).setAttribute("href", url);

              $('boxLeaderImage1_' + this.sliderId).src = leaderData[item].teaserImage1Url;
              $('boxLeaderImage2_' + this.sliderId).src = leaderData[item].teaserImage2Url;
              $('boxLeaderImage3_' + this.sliderId).src = leaderData[item].teaserImage3Url}
            if ($('boxLeaderTeaser_' + this.sliderId)) {
              $('boxLeaderTeaser_' + this.sliderId).update(
                  leaderData[item].teaserTextShort)}
            if ($('boxLeaderAuthor_' + this.sliderId)) {
              $('boxLeaderAuthor_' + this.sliderId).update(
                  leaderData[item].author)}
            $('boxLeaderUrl_' + this.sliderId).setAttribute("href", url);
            $('boxLeaderUrl_' + this.sliderId).setAttribute("title", title);
            if ($('boxLeaderUrlMore_' + this.sliderId)) {
              $('boxLeaderUrlMore_' + this.sliderId).setAttribute("href", url);
              $('boxLeaderUrlMore_' + this.sliderId).setAttribute("title",
                  title)}
            $(boxLeaderId).show()}
        }),

    builder : {
      photoMultiItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollSmallItems'
        });

        if (this.iterator == $(this.sliderData).length) {
          this.iterator = 0}

        var className = 'high';
         
        if (this.iterator != 2) {
          className = 'opaque'}

        var link = new Element('a', {
          id : this.sliderId + '_link' + this.iterator,
          'class' : className,
          title : data.titleAttribute,
          href : data.url
        });
        link.insert(new Element('span', {}).insert('&nbsp;'));
        container.insert(link);

        var img = new Element('img', {
          src : data.imageUrl,
          width : '75',
          height : '50',
          alt : data.spitzmarke,
          title : data.titleAttribute
        });
        container.insert(img);
        this.iterator++;

        return container},

      columnMultiItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollSmallItems'
        });

        if (this.iterator == $(this.sliderData).length) {
          this.iterator = 0}

        var className = 'high';
         
        if (this.iterator != 2) {
          className = 'opaque'}

        var link = new Element('a', {
          id : this.sliderId + '_link' + this.iterator,
          'class' : className,
          title : data.titleAttribute,
          href : data.url
        });
        link.insert(new Element('span', {}).insert('&nbsp;'));
        container.insert(link);

        var img = new Element('img', {
          src : data.custom,
          width : 50,
          height : 50,
          alt : data.spitzmarke,
          title : data.titleAttribute
        });
        container.insert(img);
        this.iterator++;

        return container},

      videoItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });

        var linkVideo = new Element('a', {
          'class' : 'linkVideoPlay',
          title : 'Video abspielen...',
          href : '#'
        });
        linkVideo.onclick = function() {
          Stern.video.showPlayer(data.container, data.renderer, data.id, data.urlPrefix, data.isExtern);
          return false};
        linkVideo.insert(new Element('img', {
          src : data.imageUrl,
          width : '240',
          height : '134',
          alt : data.spitzmarke,
          title : 'Video abspielen...'
        }));
        linkVideo.insert(new Element('span', {
          'class' : 'buttonPlay'
        }));
        var boxVideo = new Element('div', {
          'class' : 'boxVideoDescription'
        });
        var boxVideoLink = new Element('a', {
          'class' : 'h2',
          href : data.url,
          title : 'Zum Video...'
        });
        var boxVideoLinkSpan = new Element('span').insert(data.spitzmarke);
        var boxVideoLinkHeadline = new Element('span', {
          'class' : 'boxHeadline'
        }).insert(data.headline);
        boxVideoLink.insert(boxVideoLinkSpan);
        boxVideoLink.insert(boxVideoLinkHeadline);
        boxVideo.insert(boxVideoLink);

        container.insert(linkVideo);
        container.insert(boxVideo);

        return container},

      videoBrightcoveItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });
        if (data.imageUrl != "")
        {
          var linkVideo = new Element('a', {
            'class' : 'linkVideoPlay',
            title   : data.titleAttribute,
            href    : data.url
          });
          linkVideo.onclick = function() {
            loadVideoInPlayer(data);
            return false};

          linkVideo.insert(new Element('img', {
            src    : data.imageUrl,
            width  : '120',
            height : '80',
            alt    : data.titleAttribute,
            title  : data.titleAttribute
          }));
          linkVideo.insert(new Element('span', {
            'class' : 'buttonPlay'
          }));
          var boxVideo = new Element('div', {
            'class' : 'boxVideoDescription'
          });
          var boxVideoLink = new Element('a', {
            'class' : 'h2',
            href    : data.url,
            title   : data.titleAttribute
          });
          boxVideo.onclick = function() {
            loadVideoInPlayer(data);
            return false};
          var boxVideoLinkHeadline = new Element('span', {
            'class' : 'boxHeadline'
          }).insert(data.headline);
          boxVideoLink.insert(boxVideoLinkHeadline);
          boxVideo.insert(boxVideoLink);

          container.insert(linkVideo);
          container.insert(boxVideo)}
        return container},

      videoShowroomItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });

        var boxVideo = new Element('div', {
          'class' : 'colImage'
        });

        var boxVideoLink = new Element('a', {
          'class' : 'h3',
          href : data.url,
          title : data.titleAttribute
        });
        var boxVideoLinkPlayBut = new Element('span', {
          'class' : 'buttonPlay'
        }).insert('&nbsp;');
        var boxVideoLinkSpitz = new Element('span', {
          'class' : 'headText'
        }).insert(data.spitzmarke);
        var boxVideoLinkHeadline = new Element('span', {
          'class' : 'linkText'
        }).insert(data.headline);
        var boxVideoImage = new Element('img', {
          src : data.imageUrl,
          alt : data.headline,
          title : data.titleAttribute,
          width : 150,
          height : 100
        });
        boxVideoLink.insert(boxVideoImage);
        boxVideoLink.insert(boxVideoLinkPlayBut);
        boxVideoLink.insert(boxVideoLinkSpitz);
        boxVideoLink.insert(boxVideoLinkHeadline);

        var linkIcon = new Element('a', {
          'class' : 'spriteIcons iconMedium videoMedium',
          title : data.headline,
          href : data.url
        });
        var span = new Element('span', {
          'class' : 'hideMe'
        });
        var transImg = new Element('img', {
          width : '2',
          height : '2',
          alt : '',
          src : 'http://s1.stern.de/img/trans.gif'
        });
        span.insert(transImg);
        linkIcon.insert(span);

        boxVideo.insert(linkIcon);
        boxVideo.insert(boxVideoLink);

        container.insert(boxVideo);

        return container},

      magazineItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });
        var layerCont = new Element('div', {
          'class' : 'layerCont'
        });
        var divFix = new Element('div', {
          'class' : 'clearfix'
        });

        if (Stern.isValidImageUrl(data.image)) {
          var boxLink = new Element('a', {
            'class' : 'boxImage',
            href : data.url_to_toc,
            title : data.headline
          });
          var boxLinkImage = new Element('img', {
            src : data.image,
            alt : data.headline,
            title : data.headline,
            width : 242,
            height : 166
          });
          boxLink.insert(boxLinkImage);
          divFix.insert(boxLink)}

        var boxHeadlineLink = new Element('a', {
          'class' : 'h2',
          href : data.url_to_toc,
          title : data.headline
        });
        var boxHeadlineLinkSpanHeadline = new Element('span', {
          'class' : 'boxHeadline'
        }).update(data.headline);
        var boxHeadlineLinkSpanSub = new Element('span')
            .update(data.sub_headline);
        boxHeadlineLink.insert(boxHeadlineLinkSpanHeadline);
        boxHeadlineLink.insert(boxHeadlineLinkSpanSub);
        divFix.insert(boxHeadlineLink);

        layerCont.insert(divFix);
        container.insert(layerCont);

        return container},

      sternTvItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });

        var layerCont = new Element('div', {
          'class' : 'layerCont'
        });

        var icon;
        if (data.articleType == "special") {
          icon = 'faqSmall'} else {
          icon = data.articleType + 'Small';
          if (data.articleType == "special") {
            if (data.articles.length > 0) {
              icon = data.articles[0].articleType + 'Small'}
          }
          if (data.articleType == "standard") {
            icon = 'articleSmall'}
        }

        var iconLink = new Element('a', {
          'class' : 'spriteIcons iconLarge ' + icon,
          href : data.url,
          title : data.titleAttribute
        }).update('&nbsp;');
        layerCont.insert(iconLink);

        var divFix = new Element('div', {
          'class' : 'clearfix'
        });

        if (typeof data.teaserText == "undefined") {
          if (data.articles.length > 0) {

            var data = data.articles[0];

            if (Stern.isValidImageUrl(data.imageUrl)) {
              var boxLink = new Element('a', {
                'class' : 'boxImage',
                href : data.url,
                title : data.titleAttribute
              });
              var boxLinkImage = new Element('img', {
                src : data.imageUrl,
                alt : data.spitzmarke,
                title : data.titleAttribute,
                width : 120,
                height : 80
              });
              boxLink.insert(boxLinkImage);
              divFix.insert(boxLink)}

            var boxHeadlineLink = new Element('a', {
              'class' : 'h2',
              href : data.url,
              title : data.titleAttribute
            });
            var boxHeadlineLinkSpan = new Element('span')
                .update(data.spitzmarke);
            var boxHeadlineLinkHeadline = new Element('span', {
              'class' : 'boxHeadline'
            }).update(data.headline);
            boxHeadlineLink.insert(boxHeadlineLinkSpan);
            boxHeadlineLink.insert(boxHeadlineLinkHeadline);
            divFix.insert(boxHeadlineLink);

            divFix.insert(data.teaserTextShort)}
        } else {
          if (Stern.isValidImageUrl(data.imageUrl)) {
            var boxLink = new Element('a', {
              'class' : 'boxImage',
              href : data.url,
              title : data.titleAttribute
            });
            var boxLinkImage = new Element('img', {
              src : data.imageUrl,
              alt : data.spitzmarke,
              title : data.titleAttribute,
              width : 120,
              height : 80
            });
            boxLink.insert(boxLinkImage);
            divFix.insert(boxLink)}

          var boxHeadlineLink = new Element('a', {
            'class' : 'h2',
            href : data.url,
            title : data.titleAttribute
          });
          var boxHeadlineLinkSpan = new Element('span').update(data.spitzmarke);
          var boxHeadlineLinkHeadline = new Element('span', {
            'class' : 'boxHeadline'
          }).update(data.headline);
          boxHeadlineLink.insert(boxHeadlineLinkSpan);
          boxHeadlineLink.insert(boxHeadlineLinkHeadline);
          divFix.insert(boxHeadlineLink);

          divFix.insert(data.teaserTextShort)}

        layerCont.insert(divFix);
        container.insert(layerCont);

        return container},

      textSliderItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });

        var layerCont = new Element('div', {
          'class' : 'sliderContent'
        });
         


        var headline = new Element ('div', {'class' : 'boxHeadline'}).update(data.headline);
        layerCont.insert(headline);

        var text = new Element ('div').update(data.text);
        layerCont.insert(text);

         
        container.insert(layerCont);


        return container},
      simpleExtraItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });

        var layerCont = new Element('div', {
          'class' : 'specialImgCont'
        });
        var firstHeadlineLinkSpan = new Element('span', {
          'class' : 'hideMe'
        });
        var iconLink = new Element('a', {
          'class' : 'spriteIcons iconMedium specialMedium',
          href : data.url,
          title : data.titleAttribute
        }).update(firstHeadlineLinkSpan);
        layerCont.insert(iconLink);

        var divFix = new Element('div', {
          'class' : 'clearfix'
        });

        var boxLink = new Element('a', {
          'class' : 'boxImage',
          href : data.url,
          title : data.titleAttribute
        });
        if (Stern.isValidImageUrl(data.mTeaserImageUrl)) {
          var boxLinkImage = new Element('img', {
            'src' : data.mTeaserImageUrl,
            alt : data.spitzmarke,
            title : data.titleAttribute,
            width : 268,
            height : 80
          });
          boxLink.insert(boxLinkImage)}
        divFix.insert(boxLink);

        var titlediv = new Element('div', {
          'class' : 'titleCont'
        });
        var boxHeadlineLink = new Element('a', {
          'class' : 'h2',
          href : data.url,
          title : data.titleAttribute
        });
        var boxHeadlineLinkSpan = new Element('span').update(data.spitzmarke);
        var boxHeadlineLinkHeadline = new Element('span', {
          'class' : 'boxHeadline'
        }).update(data.headline);

        boxHeadlineLink.insert(boxHeadlineLinkSpan);
        boxHeadlineLink.insert(boxHeadlineLinkHeadline);
        titlediv.insert(boxHeadlineLink);
        divFix.insert(titlediv);
        layerCont.insert(divFix);

        if (data.ebookletLogo) {
          var ebdiv = new Element('div', {
            'class' : 'boxPartnerlogo'
          });
          ebdiv.insert(new Element('span').update('präsentiert von'));
          if(data.ebookletLogoUrl)
          {
            var link = new Element('a', {
              href : data.ebookletLogoUrl,
              title : data.headline
            });
            link.insert(new Element('img', {
              'src' : data.ebookletLogo
            }));
            ebdiv.insert(link)}
          else
          {
            ebdiv.insert(new Element('img', {
              'src' : data.ebookletLogo,
              'class' : 'ebookletlink'
            }))}
          if (data.ebookletCount) {
            ebdiv.insert(new Element('img', {
              'src' : data.ebookletCount + ad_server_rand,
              'width' : 1,
              'height' : 1
            }))}
          ebdiv.insert(new Element('br'))}
        container.insert(layerCont);
        if (ebdiv) {
          container.insert(ebdiv)}

        return container},

      extraItem : function(data) {
        var container = new Element('div', {
          'class' : 'scrollItems'
        });

        var boxHeadline = new Element('span', {
          'class' : 'boxExtraHeadline'
        });

        var firstHeadlineLinkSpan = new Element('span', {
          'class' : 'hideMe'
        });
        var firstHeadlineLink = new Element('a', {
          'class' : 'spriteIcons iconLarge specialMedium',
          href : data.url
        }).update(firstHeadlineLinkSpan);
        var secondHeadlineLink = new Element('a', {
          href : data.url,
          title : data.titleAttribute
        }).update(data.headline);

        boxHeadline.insert(firstHeadlineLink);
        boxHeadline.insert(secondHeadlineLink);

        container.insert(boxHeadline);

        var layerCont = new Element('div', {
          'class' : 'layerCont'
        });
        var divFix = new Element('div', {
          'class' : 'clearfix'
        });

        if (data.articles[0]) {
          var article = data.articles[0];

          if (Stern.isValidImageUrl(article.imageUrl)) {
            var boxLink = new Element('a', {
              'class' : 'boxImage',
              href : article.url,
              title : article.titleAttribute
            });
            var boxLinkImage = new Element('img', {
              src : article.imageUrl,
              alt : article.spitzmarke,
              title : article.titleAttribute,
              width : 120,
              height : 80
            });
            boxLink.insert(boxLinkImage);
            divFix.insert(boxLink)}

          var boxLink = new Element('a', {
            'class' : 'h2',
            href : article.url,
            title : article.titleAttribute
          });
          if (article.spitzmarkeShort.length > 0) {
            var span1 = new Element('span').update(article.spitzmarkeShort);
            boxLink.insert(span1)}
          var span2 = new Element('span', {
            'class' : 'boxHeadline'
          }).update(article.headlineShort);
          boxLink.insert(span2);

          divFix.insert(boxLink)}
        layerCont.insert(divFix);

        if (data.articles[1]) {

          var list = new Element('ul');
          var datalength = data.articles.length;
          if (data.ebookletImage) {
            datalength--}
          for (i = 1; i < 2; i++) {

            var article = data.articles[i];
            var listItem = new Element('li');

            var link = new Element('a', {
              href : article.url,
              title : article.titleAttribute
            });
            link.insert(new Element('span').update(article.spitzmarke));
            link.insert(new Element('br'));
            link.insert(new Element('span', {
              'class' : 'boxMoreExtraHeadline'
            }).update(article.headline));

            listItem.insert(link);
            list.insert(listItem)}

          if (data.ebookletLogo) {
            var listItem = new Element('li');
            var div = new Element('div', {
              'class' : 'boxPartnerlogo'
            });
            div.insert(new Element('span').update('präsentiert von'));
            if(data.ebookletLogoUrl)
            {
              var link = new Element('a', {
                href : data.ebookletLogoUrl,
                title : data.headline
              });
              link.insert(new Element('img', {
                'src' : data.ebookletLogo
              }));
              div.insert(link)}
            else
            {
              div.insert(new Element('img', {
                'src' : data.ebookletLogo,
                'class' : 'ebookletlink'
              }))}
            if (data.ebookletCount) {
              div.insert(new Element('img', {
                'src' : data.ebookletCount + ad_server_rand,
                'width' : 1,
                'height' : 1
              }))}
            div.insert(new Element('br'));
            listItem.insert(div);
            list.insert(listItem)}
          layerCont.insert(list)}

        container.insert(layerCont);
        return container}
    }
  },

   
  multiSlider : {
    moveToLeft : function(slider) {
      if (!slider.isActive) {
        slider.moveToRight();
        slider.setLeaderRight()}
    },
    moveToRight : function(slider) {
      if (!slider.isActive) {
        slider.moveToLeft();
        slider.setLeaderLeft()}
    }
  },

   
  emptyFields : {
    cssClass : 'jsRestoreBehaviour',
    currentVal : false,

    bind : function() {
      $$('.' + this.cssClass).each(function(item) {
        $(item).observe('focus', function(event) {
          var item = Event.findElement(event);
          Stern.emptyFields.currentVal = item.getValue();
          item.setValue('')});
        $(item).observe('blur', function(event) {
          var item = Event.findElement(event);
          if (item.getValue() == '') {
            item.setValue(Stern.emptyFields.currentVal)} else {
            $(item).stopObserving('focus')}
          Stern.emptyFields.currentVal = ''})})}
  },

   
  selectAllFields : {
    cssClass : 'jsSelectAllBehaviour',

    bind : function() {
      $$('.' + this.cssClass).each(function(item) {
        $(item).observe('focus', function(event) {
          var item = Event.findElement(event);
          item.select()})})}
  },

  ajax : {
    encoding : 'ISO-8859-1',
    evalJS : 'force',

     
    getUrl : function(url) {
      new Ajax.Request(Stern.ajax.addTimestamp(url), {
        method : 'get',
        encoding : Stern.ajax.encoding
      })},

    getParameters : function(formid, method) {
      if (formid && $(formid) && method == 'post') {
        return Form.serializeElements($(formid).getElements())}
      return false},

    getMethod : function(method, params) {
      if (!method && params) {
        return 'post'} else if (!method) {
        return 'get'}
      return method},

     
    replace : function(url, id, formid, method, cachable) {
      var params = this.getParameters(formid, method);
      var method = this.getMethod(method, params);
      if (!cachable) {
        url = Stern.ajax.addTimestamp(url)}

      new Ajax.Request(url, {
        method : method,
        parameters : params,
        encoding : Stern.ajax.encoding,
        evalJS : Stern.ajax.evalJS,
        onComplete : function(obj) {
          $(id).replace(obj.responseText);
          return false}
      })},

    update : function(url, id, formid, method) {
      var params = this.getParameters(formid, method);
      var method = this.getMethod(method, params);

      new Ajax.Request(Stern.ajax.addTimestamp(url), {
        method : method,
        parameters : params,
        encoding : Stern.ajax.encoding,
        evalJS : Stern.ajax.evalJS,
        onComplete : function(obj) {
          $(id).update(obj.responseText);
          return false}
      })},

    showIndicator : function(url) {
      ajaxUrl = Object.extend(url);
      Ajax.Responders.register(Stern.ajax.registerIndicator)},

    registerIndicator : {
      onCreate : function() {
        if (Ajax.activeRequestCount > 0) {
          ajaxIndicator = new Element('div', {
            id : 'ajaxIndicator'
          });
          ajaxIndicatorContent = new Element('div', {
            id : 'ajaxIndicatorContent'
          });
          $(ajaxIndicator).hide();
          $(ajaxIndicatorContent).innerHTML = 'Laden...';
          $(ajaxIndicator).insert(ajaxIndicatorContent);
          $(ajaxUrl).insert(ajaxIndicator);
          $(ajaxIndicator).show()}
      },

      onComplete : function() {
        if (Ajax.activeRequestCount == 0) {
          $(ajaxIndicator).hide()}
      }
    },

    lightbox : function(url, id, formid, method) {
      var params = this.getParameters(formid, method);
      var method = this.getMethod(method, params);

      new Ajax.Request(Stern.ajax.addTimestamp(url), {
        method : method,
        parameters : params,
        encoding : Stern.ajax.encoding,
        evalJS : Stern.ajax.evalJS,
        onComplete : function(obj) {

          var id = 'lbAjaxContent';
          var container = new Element('div', {
            id : id,
            'class' : 'lbContent'
          });
          $(document.getElementsByTagName('body')[0]).insert(container);
          $(id).update(obj.responseText);

          var box = new Stern.lightbox.box($(id));
          box.activate();
          document.location = '#'}
      })},

     
    addTimestamp : function(url) {
      var date = new Date();
      var timestamp = date.getTime();
      if (url.indexOf("?") != -1) {
        url = url + '&'} else {
        url = url + '?'}
      return url + 'random=' + timestamp}
  },

   
  hooks : {
    containerClass : 'moduleHookContainer',
    contentClass : 'moduleHook',
    ignore : new Array(),

    addToIngoreList : function(hookId) {
    },

    place : function() {
      var container = $$('.' + this.containerClass);
      var hooks = $$('.' + this.contentClass);
      hooks.each(function(item, index) {
        item.removeClassName('displayNone');
        if (container[index]) {
          container[index].update(item)}
      })}
  },

   
  user : {
    loggedIn : function() {
      if (!Stern.cookie.get('sternLoggedIn')) {
        return false}
      return (Stern.cookie.get('sternLoggedIn').length > 1)}
  },

   
  pageHooks : {
    storage : new Array(),

    register : function(callback) {
      this.storage.push(callback)},

    execute : function() {
      this.storage.each(function(callback) {
        callback()})}
  },

   
  navigation : {
    loginText : function() {
      if (Stern.user.loggedIn() && $('login_logout_links')) {
        $('login_logout_links')
            .update(
                '<a class="login track_me track_code_ajax_logout" href="/sso/logout" rel="nofollow">Ausloggen<\/a>|<a href="/sso/profil" class="register" rel="nofollow">Profil<\/a>')}
    },

    bookmarkLink : function() {
      var ausgabe = '';
      ausgabe += '<a class="spriteTopNavi homepage" rel="nofollow" ';
      ausgabe += 'href="#" onclick="Stern.navigation.bookmarkCreate(\'stern.de\', \'http://www.stern.de\');return false;"';
      ausgabe += '>Startseite<\/a>';
      document.write(ausgabe)},

    bookmarkCreate : function(title, url) {
      if (window.sidebar)  
    {
      window.sidebar.addPanel(title, url, "")} else if (window.external)  
    {
      window.external.AddFavorite(url, title)} else if (window.opera && window.print)  
    {
      var elem = document.createElement('a');
      elem.setAttribute('href', url);
      elem.setAttribute('title', title);
      elem.setAttribute('rel', 'sidebar');
      elem.click()}
  }
  },

   
  blog : {
    isBlogPage : function() {
      var elem = $$('.gridBlog #Container #Subcontainer #Content #Nextpost');
      return elem != false && elem != undefined},
    reloadPage : function() {
      if (Stern.blog.isBlogPage()) {
        document.location.href = document.location.href}
    }
  },

   
  forum : {
    isForumPage : function() {
      return document.location.href.indexOf('stern.de/foren/') > 0},
    reloadPage : function() {
      if (Stern.forum.isForumPage()) {
        document.location.href = document.location.href}
    }
  },

   
  comments : {
    replaceLoginBox : function(url) {
      var box = $('SB18WriteCommentsBoxContainer');
      if (Stern.user.loggedIn() && box != undefined) {
        Stern.ajax.replace(url, 'SB18WriteCommentsBoxContainer', false, 'get')}
    }
  },

   
  video : {
    showPlayer : function(container, renderer, videoId, urlPrefix, isExtern) {
      if (typeof stopPE != 'undefined') {
        stopPE['' + container + ''] = true}

      if (typeof urlPrefix == 'undefined') 
      {
        urlPrefix = ''}

       
      extern = '';
      if (typeof isExtern != 'undefined')
      {
        extern = '&extern=1'}

      if ($(container + '_scrollCont')) {
         
         
        if (typeof isExtern == 'undefined') {
          $(container + '_scrollCont').setStyle( {
            visibility : 'hidden'
          })}
        Stern.video.setIframeDefault(container + '_bcVideo')}
      $(container).hide();
      $(container + '_bcVideo').src = urlPrefix + '?renderer=' + renderer + '&ajax=1&vid=' + videoId + extern;
      $(container + '_bcVideo').show()},

    hidePlayer : function(container) {
      if (typeof stopPE != 'undefined') {
        stopPE['' + container + ''] = true}

      if ($(container + '_bcVideo').src != 'about:blank') {
        $(container).show();
        $(container + '_bcVideo').src = 'about:blank';
        if ($(container + '_scrollCont')) {
           
          $(container + '_scrollCont').setStyle( {
            visibility : 'visible'
          });
          Stern.video.setIframeDefault(container + '_bcVideo')}
        $(container + '_bcVideo').hide()}
    },

    setIframeDefault : function(iframeContainer) {
      $(iframeContainer).setStyle( {
        width  : '240px',
        height : '184px',
        left   : '30px',
        top    : '18px'
      })},

    setIframeZoom : function(iframeContainer) {
      $(iframeContainer).setStyle( {
        width   : '612px',
        height  : '422px',
        left    : '-314px',
        top     : '0px'
      })},

     
    hidePlayerIframe : function(iframeContainer) {
      container = iframeContainer.replace(/_bcVideo/, '');
      Stern.video.hidePlayer(container)}
  },

   
  elements : {
    switchCheckboxes : function(className, newValue) {
      $$('.' + className).each(function(item) {
        item.checked = newValue})}
  },

   
  isValidImageUrl : function(url) {
    var match = new String(url).match(/^http(.*)\.(\w{3,4})$/i);
    return match != null},

   
  print : {
    showWindow : function(url) {
      printWindow = window.open(url, "Druckansicht",
          "width=660,height=550,status=yes,scrollbars=yes,resizable=yes");
      printWindow.focus()}
  },
  
  
  
   
  expandTeaserSet: function (a, expId) {
    
	if (a.tagName == 'A') 
    {
      a.blur()}
     
    var pre       = expId.split('-');
    pre.pop();
    pre           = pre.join('-');
     
    var expandObj = $(expId);
     
    var prevState = expandObj.visible();
     
    a = $(a);
     
     
     
    var parent    = a.up('div');
     
    if (expandObj) 
    {
       
      if (parent) 
      {
         

    	var anchors = $(parent).getElementsBySelector('a.closeList');
    	
        if (anchors) 
        {
          anchors.each(function (x) {
            Stern.togCssClassProto(x, 'openList', 'closeList')})}
        var siblingsSelector = expandObj.tagName + '[id^=' + pre + ']';
        var siblings         = $$(siblingsSelector);
        if (siblings) {
          siblings.invoke('hide')}
        var hl = parent.select('P.HIGHLIGHT_COLLAPSED');  
        if (hl) {
          hl.invoke('show')}
      }

       
      if (prevState) {
         
        expandObj.hide()}
      else {
         
        expandObj.show();
        this.loadImages(expandObj);        
        this.togCssClassProto(a, 'closeList', 'openList');
        

        if (typeof ftdAds != 'undefined' && ftdAds.isAdvertisingActive()) {
          if (typeof ftdAds.Events != 'undefined') {
            ftdAds.Events.fireEvent('expand')}
        }

        var expandObjHL = $('HL' + expId);  
        if (expandObjHL) {
          expandObjHL.hide()}
      }
    }
    
    return false},
  
   
  loadImages: function(e) {
	    var i = e.select('IMG');
	    i.each(function(s) { if (s.longDesc) { s.src = s.longDesc}})},
	  
  togCssClass: function(e, c1, c2) {
	    e = $(e);
	    var tmp = e.className.split(' ');
    var f1 = false;
    var tmp2 = [];
    tmp.each(function(c3) {
      if (c3 == c1) f1 = true;
      if (c3 != c2) tmp2.push(c3)});
    if (!f1) tmp2.push(c1);
    e.className = tmp2.join(' ')},  
 
   
  togCssClassProto: function (e, to, from) {
	    e = $(e);
	    if (e.hasClassName(from)) {
	      e.removeClassName(from);
	      e.addClassName(to)}
	  },
	  
  tabIdmsChart: function(a, m) {
	    a = $(a);
	    a.blur();
	    var l = $(a.parentNode);  
	    var d = $(l.parentNode.parentNode);
	    var i = d.select('LI');
	    i.each(function(s) {
	      Stern.togCssClass(s, '', 'active');
	      Stern.togCssClass(s, '', 'roactive')});
	    Stern.togCssClass(l, 'active', '');
	    var nl = l.nextSiblings();
	    if (nl.length) {
	      nl = $(nl[0]);
	      Stern.togCssClass(nl, 'roactive', '')}
	    var i = d.select('IMG');
	    i.each(function(s) {
	      s.src      = s.src.replace(/&TIME_SPAN=../g, '&TIME_SPAN=' + m);
	      s.longDesc = s.src});
	    
	    return false}

};

 
Event.observe(window, 'load', function() {
  Stern.initialize()});









function TrackingManager(root_agof_code, root_nav_id, root_article_id, root_ivw_add)
{
  this.placeTracker = function()
  {
    var a = $$('.track_me');
    for(var i = 0; i < a.length; i++)
    {
      a[i].removeClassName('track_me');
                    Element.observe(a[i], 'click', function ()
      {
        var e = $w(this.className);
        var ivw_add = '';
        for(var j = 0; j < e.length; j++)
        {
          if(e[j].substr(0,11) == 'track_code_')
          {
            ivw_add = e[j].substring(11)}
        }
        trackingManager.count(ivw_add)})}
  },
  
  this.init =  function()
  {
         Event.observe(window, 'load', function() {
      trackingManager.placeTracker()})},

     this.deleteUmlaute = function (curText) {
   if (curText == "") 
   {
     return ""}
   var result = curText;

   result=result.replace(/ü/g, "ue");
   result=result.replace(/ö/g, "oe");
   result=result.replace(/ä/g, "ae");
   result=result.replace(/Ü/g, "Ue");
   result=result.replace(/Ö/g, "Oe");
   result=result.replace(/Ä/g, "Ae");
   result=result.replace(/ß/g, "ss");

   regExp = new RegExp("[\"]","g");
   result=result.replace(regExp,"");

   return result},

  this.count = function(ivw_add, agof_code, nav_id, article_id, noivw)
  {
              nav_id      = (nav_id == null)      ? root_nav_id     : nav_id;
    agof_code   = (agof_code == null)   ? root_agof_code  : agof_code;
    ivw_add     = (ivw_add == null)     ? root_ivw_add    : ivw_add;
    article_id  = (article_id == null)  ? root_article_id : article_id;
    
         if (document.images['ivw'] || parent.document.images['ivw'])
    {
      
                           if(noivw != 1)
      {
        ivwPixelPath = 'http://stern.ivwbox.de/cgi-bin/ivw/CP/' + agof_code + ';' + nav_id + ',' + article_id + ',JS_' + ivw_add + ',?p='+(Math.random()*100000);
        if (document.images['ivw'])
        {
          document.images['ivw'].src = ivwPixelPath} 
        else if ( parent.document.images["ivw"] )
        {
          parent.document.images['ivw'].src = ivwPixelPath}
      }

                    if($('stat') != null)
      {
        statPixelPath = '?c=' + nav_id +  ',' + article_id + ',JS_' + ivw_add +',&amp;p='+(Math.random()*100000);
        $('stat').src = statPixelPath}

             iww_add = this.deleteUmlaute(ivw_add);
             if (Ajax.activeRequestCount)
      {
        ivw_add = 'Ajax,' + ivw_add}

             if(typeof s == 'object')
      {
        savehier = s.hier1;
        s.hier1= s.hier1 + ",Ajax," + iww_add;
        void(s.t());
        s.hier1 = savehier} 
      else if (typeof parent.s == 'object')
      {
        savehier = parent.s.hier1;
        parent.s.hier1= parent.s.hier1 + ",Ajax," + iww_add;
        void(parent.s.t());
        parent.s.hier1 = savehier}

             if((typeof pageTracker != 'undefined') && (pageTracker != null))
      {
        pageTracker._trackEvent('TrackingManager',iww_add)} 
      else if ((typeof parent.pageTracker != 'undefined') && (parent.pageTracker != null))
      {
        parent.pageTracker._trackEvent('TrackingManager',iww_add)}

             if(typeof DebugBar == 'object')
      {
        DebugBar.addStatistics(ivw_add, agof_code, nav_id, article_id)} 
      else if (parent.DebugBar != null && typeof parent.DebugBar == 'object')
      {
        parent.DebugBar.addStatistics(ivw_add, agof_code, nav_id, article_id)}
    }
  }}

function gujTrackingPixelReloader()
{
  this.reload = function(eventType)
  {
    if (Object.isArray(eventType) && eventType.length > 0)
    {
           }
    else if (Object.isString(eventType) && !eventType.empty())
    {
      trackingManager.count(eventType)}
    else
    {
      trackingManager.count()}
  }
}