/*  Prototype JavaScript framework, version 1.6.0.3
 *  (c) 2005-2008 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
 *--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.6.0.3',

  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;


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

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

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

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

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

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

    klass.prototype.constructor = klass;

    return klass;
  }
};

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

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

    for (var i = 0, length = properties.length; i < length; i++) {
      var property = properties[i], value = source[property];
      if (ancestor && Object.isFunction(value) &&
          value.argumentNames().first() == "$super") {
        var method = value;
        value = (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 [];
    // In Safari, only use the `toArray` method if it's not a NodeList.
    // A NodeList is a function, has an function `item` property, and a numeric
    // `length` property. Adapted from Google Doctype.
    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(', ') + ']';
  }
});

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

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

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

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

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

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

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

  times: function(iterator, 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) {
      // simulating poorly supported hasOwnProperty
      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)) {
      // simulate other verbs over post
      params['_method'] = this.method;
      this.method = 'post';
    }

    this.parameters = params;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

      var contentType = response.getHeader('Content-type');
      if (this.options.evalJS == 'force'
          || (this.options.evalJS && 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') {
      // avoid memory leak in MSIE: clean up
      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) {
  // DOM level 2 ECMAScript Language Binding
  Object.extend(Node, {
    ELEMENT_NODE: 1,
    ATTRIBUTE_NODE: 2,
    TEXT_NODE: 3,
    CDATA_SECTION_NODE: 4,
    ENTITY_REFERENCE_NODE: 5,
    ENTITY_NODE: 6,
    PROCESSING_INSTRUCTION_NODE: 7,
    COMMENT_NODE: 8,
    DOCUMENT_NODE: 9,
    DOCUMENT_TYPE_NODE: 10,
    DOCUMENT_FRAGMENT_NODE: 11,
    NOTATION_NODE: 12
  });
}

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

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

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

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

    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) // Safari bug
      return {width: element.offsetWidth, height: element.offsetHeight};

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

  makePositioned: function(element) {
    element = $(element);
    var pos = Element.getStyle(element, 'position');
    if (pos == 'static' || !pos) {
      element._madePositioned = true;
      element.style.position = 'relative';
      // Opera returns the offset relative to the positioning context, when an
      // element is position relative but top and left have not been defined
      if (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;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

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

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

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

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

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

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

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

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

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

    return $(document.body);
  },

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

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

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

    } while (element = element.offsetParent);

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

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

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

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

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

Element.Methods.identify.counter = 1;

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

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

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

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

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

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

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

else if (Prototype.Browser.IE) {
  // IE doesn't report offsets correctly for static elements, so we change them
  // to "relative" to get the values, then change them back.
  Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
    function(proceed, element) {
      element = $(element);
      // IE throws an error if element is not in document
      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);
        // Trigger hasLayout on the offset parent so that IE6 reports
        // accurate offsetTop and offsetLeft values for position: fixed.
        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;
  };

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

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

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

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

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

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

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

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

if ('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;

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

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

    element._extendedByPrototype = Prototype.emptyFunction;
    return element;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

document.viewport = {
  getDimensions: function() {
    var dimensions = { }, B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      if (B.WebKit && !document.evaluate) {
        // Safari <3.0 needs self.innerWidth/Height
        dimensions[d] = self['inner' + D];
      } else if (B.Opera && parseFloat(window.opera.version()) < 9.5) {
        // Opera <9.5 needs document.body.clientWidth/Height
        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);
  }
};
/* Portions of the Selector class are derived from Jack Slocum's DomQuery,
 * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
 * license.  Please see http://www.yui-ext.com/ for more information. */

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

    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;

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

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

    return true;
  },

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

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

    // Make sure the browser treats the selector as valid. Test on an
    // isolated element to minimize cost of this check.
    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':
        // querySelectorAll queries document-wide, then filters to descendants
        // of the context element. That's not what we want.
        // Add an explicit context to the selector if necessary.
        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)) {
          // use the Selector.assertions methods unless the selector
          // is too complex.
          if (as[i]) {
            this.tokens.push([i, Object.clone(m)]);
            e = e.replace(m[0], '');
          } else {
            // reluctantly do a document-wide search
            // and look for a match in the array
            return this.findElements(document).include(element);
          }
        }
      }
    }

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

    return match;
  },

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

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

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

  xpath: {
    descendant:   "//*",
    child:        "/*",
    adjacent:     "/following-sibling::*[1]",
    laterSibling: '/following-sibling::*',
    tagName:      function(m) {
      if (m[1] == '*') return '';
      return "[local-name()='" + m[1].toLowerCase() +
             "' or local-name()='" + m[1].toUpperCase() + "']";
    },
    className:    "[contains(concat(' ', @class, ' '), ' #{1} ')]",
    id:           "[@id='#{1}']",
    attrPresence: function(m) {
      m[1] = m[1].toLowerCase();
      return new Template("[@#{1}]").evaluate(m);
    },
    attr: function(m) {
      m[1] = m[1].toLowerCase();
      m[3] = m[5] || m[6];
      return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
    },
    pseudo: function(m) {
      var h = Selector.xpath.pseudos[m[1]];
      if (!h) return '';
      if (Object.isFunction(h)) return h(m);
      return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
    },
    operators: {
      '=':  "[@#{1}='#{3}']",
      '!=': "[@#{1}!='#{3}']",
      '^=': "[starts-with(@#{1}, '#{3}')]",
      '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
      '*=': "[contains(@#{1}, '#{3}')]",
      '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
      '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
    },
    pseudos: {
      'first-child': '[not(preceding-sibling::*)]',
      'last-child':  '[not(following-sibling::*)]',
      'only-child':  '[not(preceding-sibling::* or following-sibling::*)]',
      'empty':       "[count(*) = 0 and (count(text()) = 0)]",
      '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+)$/)) // digit only
          return '[' + fragment + "= " + mm[1] + ']';
        if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
          if (mm[1] == "-") mm[1] = -1;
          var a = mm[1] ? Number(mm[1]) : 1;
          var b = mm[2] ? Number(mm[2]) : 0;
          predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
          "((#{fragment} - #{b}) div #{a} >= 0)]";
          return new Template(predicate).evaluate({
            fragment: fragment, a: a, b: b });
        }
      }
    }
  },

  criteria: {
    tagName:      'n = h.tagName(n, r, "#{1}", c);      c = false;',
    className:    'n = h.className(n, r, "#{1}", c);    c = false;',
    id:           'n = h.id(n, r, "#{1}", c);           c = false;',
    attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); 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: {
    // combinators must be listed first
    // (and descendant needs to be last combinator)
    laterSibling: /^\s*~\s*/,
    child:        /^\s*>\s*/,
    adjacent:     /^\s*\+\s*/,
    descendant:   /^\s/,

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

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

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

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

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

    attr: function(element, matches) {
      var nodeValue = Element.readAttribute(element, matches[1]);
      return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
    }
  },

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

    // marks an array of nodes for counting
    mark: function(nodes) {
      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;
    },

    // mark each child node with its position (for nth calls)
    // "ofType" flag indicates whether we're indexing for nth-of-type
    // rather than nth-child
    index: function(parentNode, reverse, ofType) {
      parentNode._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++;
      }
    },

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

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

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

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

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

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

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

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

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

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

    'empty': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        // IE treats comments as element nodes
        if (node.tagName == '!' || node.firstChild) 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, {
    // IE returns comment nodes on getElementsByTagName("*").
    // Filter them out.
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        if (node.tagName !== "!") a.push(node);
      return a;
    },

    // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
    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) {
            // a key is already present; construct an array of values
            if (!Object.isArray(result[key])) result[key] = [result[key]];
            result[key].push(value);
          }
          else result[key] = value;
        }
      }
      return result;
    });

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

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

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

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

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

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

    return matchingInputs;
  },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  cache: { },

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

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

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

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

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

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

    element: function(event) {
      event = Event.extend(event);

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

      if (currentTarget && currentTarget.tagName) {
        // Firefox screws up the "click" event when moving between radio buttons
        // via arrow keys. It also screws up the "load" and "error" events on images,
        // reporting the document as the target instead of the original image.
        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;
  }


  // Internet Explorer needs to remove event handlers on page unload
  // in order to avoid memory leaks.
  if (window.attachEvent) {
    window.attachEvent("onunload", destroyCache);
  }

  // Safari has a dummy event handler on page unload so that it won't
  // use its bfcache. Safari <= 3.1 has an issue with restoring the "document"
  // object when page is returned to via the back button using its bfcache.
  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() {
  /* Support for the DOMContentLoaded event is based on work by Dan Webb,
     Matthias Miller, Dean Edwards and John Resig. */

  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();
      }
    };
  }
})();
/*------------------------------- DEPRECATED -------------------------------*/

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  cumulativeOffset: Element.Methods.cumulativeOffset,

  positionedOffset: Element.Methods.positionedOffset,

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

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

  realOffset: Element.Methods.cumulativeScrollOffset,

  offsetParent: Element.Methods.getOffsetParent,

  page: Element.Methods.viewportOffset,

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Element.addMethods();

// Copyright (c) 2005-2008 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
//
// script.aculo.us is freely distributable under the terms of an MIT-style license.
// For details, see the script.aculo.us web site: http://script.aculo.us/

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

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

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

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

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

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

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

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

var Effect = {
  _elementDoesNotExistError: {
    name: 'ElementDoesNotExistError',
    message: 'The specified DOM element does not exist, but is required for this effect to operate'
  },
  Transitions: {
    linear: Prototype.K,
    sinoidal: function(pos) {
      return (-Math.cos(pos*Math.PI)/2) + .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,   // seconds
    fps:        100,   // 100= assume 66fps max.
    sync:       false, // true for combining
    from:       0.0,
    to:         1.0,
    delay:      0.0,
    queue:      'parallel'
  },
  tagifyText: function(element) {
    var tagifyStyle = 'position:relative';
    if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';

    element = $(element);
    $A(element.childNodes).each( function(child) {
      if (child.nodeType==3) {
        child.nodeValue.toArray().each( function(character) {
          element.insertBefore(
            new Element('span', {style: tagifyStyle}).update(
              character == ' ' ? String.fromCharCode(160) : character),
              child);
        });
        Element.remove(child);
      }
    });
  },
  multiple: function(element, effect) {
    var elements;
    if (((typeof element == 'object') ||
        Object.isFunction(element)) &&
       (element.length))
      elements = element;
    else
      elements = $(element).childNodes;

    var options = Object.extend({
      speed: 0.1,
      delay: 0.0
    }, arguments[2] || { });
    var masterDelay = options.delay;

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

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

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

Effect.ScopedQueue = Class.create(Enumerable, {
  initialize: function() {
    this.effects  = [];
    this.interval = null;
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();

    var position = Object.isString(effect.options.queue) ?
      effect.options.queue : effect.options.queue.position;

    switch(position) {
      case 'front':
        // move unstarted effects after this effect
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'with-last':
        timestamp = this.effects.pluck('startOn').max() || timestamp;
        break;
      case 'end':
        // start effect after last queued effect has finished
        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }

    effect.startOn  += timestamp;
    effect.finishOn += timestamp;

    if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
      this.effects.push(effect);

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

Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if (!Object.isString(queueName)) return queueName;

    return this.instances.get(queueName) ||
      this.instances.set(queueName, new Effect.ScopedQueue());
  }
};
Effect.Queue = Effect.Queues.get('global');

Effect.Base = Class.create({
  position: null,
  start: function(options) {
    function codeForEvent(options,eventName){
      return (
        (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') +
        (options[eventName] ? 'this.options.'+eventName+'(this);' : '')
      );
    }
    if (options && options.transition === false) options.transition = Effect.Transitions.linear;
    this.options      = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn+(this.options.duration*1000);
    this.fromToDelta  = this.options.to-this.options.from;
    this.totalTime    = this.finishOn-this.startOn;
    this.totalFrames  = this.options.fps*this.options.duration;

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

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

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

Effect.Scale = Class.create(Effect.Base, {
  initialize: function(element, percent) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      scaleX: true,
      scaleY: true,
      scaleContent: true,
      scaleFromCenter: false,
      scaleMode: 'box',        // 'box' or 'contents' or { } with provided values
      scaleFrom: 100.0,
      scaleTo:   percent
    }, arguments[2] || { });
    this.start(options);
  },
  setup: function() {
    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
    this.elementPositioning = this.element.getStyle('position');

    this.originalStyle = { };
    ['top','left','width','height','fontSize'].each( function(k) {
      this.originalStyle[k] = this.element.style[k];
    }.bind(this));

    this.originalTop  = this.element.offsetTop;
    this.originalLeft = this.element.offsetLeft;

    var fontSize = this.element.getStyle('font-size') || '100%';
    ['em','px','%','pt'].each( function(fontSizeType) {
      if (fontSize.indexOf(fontSizeType)>0) {
        this.fontSize     = parseFloat(fontSize);
        this.fontSizeType = fontSizeType;
      }
    }.bind(this));

    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;

    this.dims = null;
    if (this.options.scaleMode=='box')
      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
    if (/^content/.test(this.options.scaleMode))
      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
    if (!this.dims)
      this.dims = [this.options.scaleMode.originalHeight,
                   this.options.scaleMode.originalWidth];
  },
  update: function(position) {
    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
    if (this.options.scaleContent && this.fontSize)
      this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
  },
  finish: function(position) {
    if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
  },
  setDimensions: function(height, width) {
    var d = { };
    if (this.options.scaleX) d.width = width.round() + 'px';
    if (this.options.scaleY) d.height = height.round() + 'px';
    if (this.options.scaleFromCenter) {
      var topd  = (height - this.dims[0])/2;
      var leftd = (width  - this.dims[1])/2;
      if (this.elementPositioning == 'absolute') {
        if (this.options.scaleY) d.top = this.originalTop-topd + 'px';
        if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
      } else {
        if (this.options.scaleY) d.top = -topd + 'px';
        if (this.options.scaleX) d.left = -leftd + 'px';
      }
    }
    this.element.setStyle(d);
  }
});

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

Effect.ScrollTo = function(element) {
  var options = arguments[1] || { },
  scrollOffsets = document.viewport.getScrollOffsets(),
  elementOffsets = $(element).cumulativeOffset();

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  var dims = element.getDimensions();
  var initialMoveX, initialMoveY;
  var moveX, moveY;

  switch (options.direction) {
    case 'top-left':
      initialMoveX = initialMoveY = moveX = moveY = 0;
      break;
    case 'top-right':
      initialMoveX = dims.width;
      initialMoveY = moveY = 0;
      moveX = -dims.width;
      break;
    case 'bottom-left':
      initialMoveX = moveX = 0;
      initialMoveY = dims.height;
      moveY = -dims.height;
      break;
    case 'bottom-right':
      initialMoveX = dims.width;
      initialMoveY = dims.height;
      moveX = -dims.width;
      moveY = -dims.height;
      break;
    case 'center':
      initialMoveX = dims.width / 2;
      initialMoveY = dims.height / 2;
      moveX = -dims.width / 2;
      moveY = -dims.height / 2;
      break;
  }

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

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

  var dims = element.getDimensions();
  var moveX, moveY;

  switch (options.direction) {
    case 'top-left':
      moveX = moveY = 0;
      break;
    case 'top-right':
      moveX = dims.width;
      moveY = 0;
      break;
    case 'bottom-left':
      moveX = 0;
      moveY = dims.height;
      break;
    case 'bottom-right':
      moveX = dims.width;
      moveY = dims.height;
      break;
    case 'center':
      moveX = dims.width / 2;
      moveY = dims.height / 2;
      break;
  }

  return new Effect.Parallel(
    [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
      new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
      new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
    ], Object.extend({
         beforeStartInternal: function(effect) {
           effect.effects[0].element.makePositioned().makeClipping();
         },
         afterFinishInternal: function(effect) {
           effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); }
       }, options)
  );
};

Effect.Pulsate = function(element) {
  element = $(element);
  var options    = arguments[1] || { },
    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);

function showHideMyAccountNav(obj)
{
	var acctMgmt = document.getElementById("acctMgmt");
	var domainMgmt = document.getElementById("domainMgmt");
	var emailMgmt = document.getElementById("emailMgmt");

	if(obj == "acctMgmt")
	{
		acctMgmt.style.display = "";
	}

	if(obj == "domainMgmt")
	{
		domainMgmt.style.display = "";
	}

	if(obj == "emailMgmt")
	{
		emailMgmt.style.display = "";
	}
}





function update()
{
	var updateCBox = document.getElementById('updateCBox');

	var tabBilling = document.getElementById('tabBilling');
	var tabRegistrant = document.getElementById('tabRegistrant');
	var tabTechnical = document.getElementById('tabTechnical');
	var tabAdmin = document.getElementById('tabAdmin');

	var tabAll = document.getElementById('tabAll');
	
	if(updateCBox.checked)
	{
		tabAll.style.display = "";

		tabBilling.style.display = "none";
		tabRegistrant.style.display = "none";
		tabTechnical.style.display = "none";
		tabAdmin.style.display = "none";

	}
	else
	{
		tabAll.style.display = "none";

		tabBilling.style.display = "";
		tabRegistrant.style.display = "";
		tabTechnical.style.display = "";
		tabAdmin.style.display = "";
	}

}

function mailType(obj)
{
	var normal = document.getElementById('normal');
	var forward = document.getElementById('forward');
	

	if(obj == "normal")
	{
		normal.style.display = "";
		forward.style.display = "none";
	}

	if(obj == "forward")
	{
		normal.style.display = "none";
		forward.style.display = "";
	}
}




function callFloat(pWidth, obj)
{
	var winL = (screen.width - pWidth) / 2;
	var winH = "200";
	
	winL = winL + 103;

	var floatingDiv = document.getElementById("floatingDiv");
	var floatContainer = document.getElementById("floatContainer");
	var floatContent = document.getElementById("floatContent");
	
	
	
	floatingDiv.style.display="";
	floatingDiv.style.height = document.body.scrollHeight;
	floatContainer.style.display="";
	floatContent.style.display="";		

	floatContainer.style.width = pWidth;

	floatContainer.style.left=winL;
	floatContainer.style.top=winH;

	var quota = document.getElementById("quota");
	var forwarding = document.getElementById("forwarding");
	var alias = document.getElementById("alias");
	var autoRespond = document.getElementById("autoRespond");
	var processQuota = document.getElementById("processQuota");
	var emailDelete = document.getElementById("emailDelete");

	if(obj == 'quota')
	{
		quota.style.display="";
		forwarding.style.display="none";
		alias.style.display="none";
		autoRespond.style.display="none";
		emailDelete.style.display="none";
	}


	if(obj == 'forwarding')
	{
		quota.style.display="none";
		forwarding.style.display="";
		alias.style.display="none";
		autoRespond.style.display="none";
		emailDelete.style.display="none";
	}

	if(obj == 'alias')
	{
		quota.style.display="none";
		forwarding.style.display="none";
		alias.style.display="";
		autoRespond.style.display="none";
		emailDelete.style.display="none";
	}

	if(obj == 'autoRespond')
	{
		quota.style.display="none";
		forwarding.style.display="none";
		alias.style.display="none";
		autoRespond.style.display="";
		emailDelete.style.display="none";
	}

	if(obj == 'emailDelete')
	{
		quota.style.display="none";
		forwarding.style.display="none";
		alias.style.display="none";
		autoRespond.style.display="none";
		emailDelete.style.display="";
	}
	

	processQuota.style.display="none";
}


function closeFloat(obj)
{
	var floatingDiv = document.getElementById("floatingDiv");
	var floatContainer = document.getElementById("floatContainer");
	var floatContent = document.getElementById("floatContent");
	
	floatingDiv.style.display="none";
	floatContainer.style.display="none";
	floatContent.style.display="none";

	var quota = document.getElementById("quota");
	var forwarding = document.getElementById("forwarding");
	var alias = document.getElementById("alias");
	var autoRespond = document.getElementById("autoRespond");
	var processQuota = document.getElementById("processQuota");
	var emailDelete = document.getElementById("emailDelete");
	
	if(obj == 'quota')
	{
		quota.style.display="none";
	}


	if(obj == 'forwarding')
	{
		forwarding.style.display="none";
	}

	if(obj == 'alias')
	{
		alias.style.display="none";
	}

	if(obj == 'autoRespond')
	{
		autoRespond.style.display="none";
	}
	
	if(obj == 'emailDelete')
	{
		emailDelete.style.display="none";
	}

	processQuota.style.display="none";
}



function process(obj)
{
	var quota = document.getElementById("quota");
	var forwarding = document.getElementById("forwarding");
	var alias = document.getElementById("alias");
	var autoRespond = document.getElementById("autoRespond");

	var processQuota = document.getElementById("processQuota");
	
	if(obj == 'quota')
	{
		quota.style.visibility="hidden";
	}


	if(obj == 'forwarding')
	{
		forwarding.style.visibility="hidden";
	}

	if(obj == 'alias')
	{
		alias.style.visibility="hidden";
	}

	if(obj == 'autoRespond')
	{
		autoRespond.style.visibility="hidden";
	}
	
	if(obj == 'emailDelete')
	{
		emailDelete.style.visibility="hidden";
	}

	processQuota.style.display="";

	timer = window.setTimeout("closeFloat();",3000);
}



ie5 = (document.all && document.getElementById);
ns6 = (!document.all && document.getElementById);
opac = 0;

function fadeIn() 
{
	if(opac != 100)
	{
		opac2 = 100;
		opac+=1;
		
		if(ie5) 
			document.getElementById('boxSuccess').filters.alpha.opacity = opac;
			document.getElementById('boxError').filters.alpha.opacity = opac;
		if(ns6) 
			document.getElementById('boxSuccess').style.MozOpacity = opac/100;
			document.getElementById('boxError').style.MozOpacity = opac/100;
		
		setTimeout('fadeIn()', 0);
	}
}

//fades layer out
ie5 = (document.all && document.getElementById);
ns6 = (!document.all && document.getElementById);
opac2 = 100;

function fadeOut() 
{
	if(opac2 > 0)
	{
		opac = 0;
		opac2-=1;
		
		if(ie5) 
			document.getElementById('boxSuccess').filters.alpha.opacity = opac2;
			document.getElementById('boxError').filters.alpha.opacity = opac2;
		
		if(ns6) 
			document.getElementById('boxSuccess').style.MozOpacity = opac2/100;
			document.getElementById('boxError').style.MozOpacity = opac2/100;
	
	setTimeout('fadeOut()', 0);
	
	if(opac2 == 0)
		document.getElementById('boxSuccess').style.display='none';
		document.getElementById('boxError').style.display='none';

	}
}


function shiftOpacity(id, millisec) 
{ 
    //if an element is invisible, make it visible, else make it invisible 
    opacity(id, 100, 0, millisec); 
    setTimeout('display();', millisec);
}


function opacity(id, opacStart, opacEnd, millisec) 
{ 
    //speed for each frame 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 

    //determine the direction for the blending, if start and end are the same nothing happens 
   for(i = opacStart; i >= opacEnd; i--) 
	{ 
		setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
		timer++; 			
	}
}


function changeOpac(opacity, id) 
{ 
    var object = $(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
}

function display()
{
	$('boxSuccess').hide();
	$('boxError').hide();
        $('boxWarning').hide();
        $("errorContent").innerHTML = "";
}



function showMenu(obj)
{
	
	var menuDomains =  document.getElementById("menuDomains");
	var menuEmail =  document.getElementById("menuEmail");
	
	
	if(obj == "domains")
	{
		menuDomains.style.display = "";
		menuEmail.style.display = "none";		
	}
	
	if(obj == "email")
	{
		menuDomains.style.display = "none";
		menuEmail.style.display = "";	
	}
}


function hideMenu(obj)
{
	
	var menuDomains =  document.getElementById("menuDomains");
	var menuEmail =  document.getElementById("menuEmail");
	
	
	if(obj == "domains")
	{
		menuDomains.style.display = "none";
	}
	
	if(obj == "email")
	{
		menuEmail.style.display = "none";	
	}
}


function popupwin(searchit, myname, w, h, scroll) 
{ 
	var winl = (screen.width - w) / 2; 
	var wint = 0; 
	
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
		
	win = window.open(searchit, myname, winprops) 
	
	if (parseInt(navigator.appVersion) >= 4) 
	{ 
		win.window.focus(); 
	} 
}


function callFloatTwo(pWidth, obj)
{
	var winL = (screen.width - pWidth) / 2;
	var winH = "200";
	
	winL = winL + 103;

	var floatingDiv = document.getElementById("floatingDiv");
	var floatContainer = document.getElementById("floatContainer");
	var floatContent = document.getElementById("floatContent");
	
	floatingDiv.style.display="";
	floatContainer.style.display="";
	floatContent.style.display="";		

	floatContainer.style.width = pWidth;

	floatContainer.style.left=winL;
	floatContainer.style.top=winH;

	var emailDelete = document.getElementById("emailDelete");

	
if(obj == 'emailDelete')
	{
		emailDelete.style.display="";
	}
	

	processQuota.style.display="none";
}


function closeFloatTwo(obj)
{
	var floatingDiv = document.getElementById("floatingDiv");
	var floatContainer = document.getElementById("floatContainer");
	var floatContent = document.getElementById("floatContent");
	
	floatingDiv.style.display="none";
	floatContainer.style.display="none";
	floatContent.style.display="none";

	var emailDelete = document.getElementById("emailDelete");
	
		
	if(obj == 'emailDelete')
	{
		emailDelete.style.display="none";
	}

	processQuota.style.display="none";
}



function showEmailAccount(div)
{
	document.getElementById('addEmailAccount').style.display="";
}
function hideEmailAccount(div)
{
	document.getElementById('addEmailAccount').style.display="none";
}

/* -------------- Scripts: Added by Naveen Starts here --------------*/





function changeHostingTabs(tabnum){
	
	ResetDivContents_NEW();
	
	if(tabnum == 1)
	{
	
	
	document.getElementById("Info1").className="hostingTabsActive";		
	document.getElementById("Management").className="hostingTabsInactive";
	document.getElementById("System").className="hostingTabsInactive";		
	document.getElementById("SubDomains").className="hostingTabsInactive";function ResetDivContents_NEW()
{
	
	document.getElementById('InfoContent').style.display="none";
	document.getElementById('ManagementContent').style.display="none";
	document.getElementById('SystemContent').style.display="none";
	document.getElementById('SubDomainsContent').style.display="none";
	document.getElementById('ApplicationsContent').style.display="none";


}

	document.getElementById("Applications").className="hostingTabsInactive";
		

	document.getElementById('InfoContent').style.display="";

	
	}
	
	else if(tabnum == 2)
	{
		
	document.getElementById("Info1").className="hostingTabsInactive";		
	document.getElementById("Management").className="hostingTabsActive";
	document.getElementById("System").className="hostingTabsInactive";		
	document.getElementById("SubDomains").className="hostingTabsInactive";
	document.getElementById("Applications").className="hostingTabsInactive";
		

	document.getElementById('ManagementContent').style.display="";

	
	}	

	else if(tabnum == 3)
	{
		
	document.getElementById("Info1").className="hostingTabsInactive";		
	document.getElementById("Management").className="hostingTabsInactive";
	document.getElementById("System").className="hostingTabsActive";		
	document.getElementById("SubDomains").className="hostingTabsInactive";
	document.getElementById("Applications").className="hostingTabsInactive";
		

	document.getElementById('SystemContent').style.display="";
	
	}
	
	else if(tabnum == 4)
	{
		
	document.getElementById("Info1").className="hostingTabsInactive";		
	document.getElementById("Management").className="hostingTabsInactive";
	document.getElementById("System").className="hostingTabsInactive";		
	document.getElementById("SubDomains").className="hostingTabsActive";
	document.getElementById("Applications").className="hostingTabsInactive";
		

	document.getElementById('SubDomainsContent').style.display="";
	
	}	
	
		else if(tabnum == 5)
	{
		
	document.getElementById("Info1").className="hostingTabsInactive";		
	document.getElementById("Management").className="hostingTabsInactive";
	document.getElementById("System").className="hostingTabsInactive";		
	document.getElementById("SubDomains").className="hostingTabsInactive";
	document.getElementById("Applications").className="hostingTabsActive";
		

	document.getElementById('ApplicationsContent').style.display="";

	
	}
}

/* -------------- Website information Scripts: Starts here --------------*/




function callFloat_new(pWidth, obj)
{
	var winL = (screen.width - pWidth) / 2;
	var winH = "225";
	
	winL = winL + 103;

	var floatingDiv = document.getElementById("floatingDiv");
	var floatContainer = document.getElementById("floatContainer");
	var floatContent = document.getElementById("floatContent");
	
	
	
	floatingDiv.style.display="";
	floatingDiv.style.height = document.body.scrollHeight;
	floatContainer.style.display="";
	floatContent.style.display="";		

	floatContainer.style.width = pWidth;

	floatContainer.style.left=winL;
	floatContainer.style.top=winH;

	var bandwidth = document.getElementById("bandwidth");
	var diskspace = document.getElementById("diskspace");
	var historybandwidth = document.getElementById("historybandwidth");
	var historydiskspace = document.getElementById("historydiskspace");
	var processQuota = document.getElementById("processQuota");
	
	if(obj == 'bandwidth')
	{
		bandwidth.style.display="";
		diskspace.style.display="none";
		historybandwidth.style.display="none";
		historydiskspace.style.display="none";
	}


	if(obj == 'diskspace')
	{
		bandwidth.style.display="none";
		diskspace.style.display="";
		historybandwidth.style.display="none";
		historydiskspace.style.display="none";
	}

	if(obj == 'historybandwidth')
	{
		bandwidth.style.display="none";
		diskspace.style.display="none";
		historybandwidth.style.display="";
		historydiskspace.style.display="none";
	}

	if(obj == 'historydiskspace')
	{
		bandwidth.style.display="none";
		diskspace.style.display="none";
		historybandwidth.style.display="none";
		historydiskspace.style.display="";
	}
	
	processQuota.style.display="none";
}


function closeFloat_new(obj)
{
	var floatingDiv = document.getElementById("floatingDiv");
	var floatContainer = document.getElementById("floatContainer");
	var floatContent = document.getElementById("floatContent");
	
	floatingDiv.style.display="none";
	floatContainer.style.display="none";
	floatContent.style.display="none";

	var bandwidth = document.getElementById("bandwidth");
	var diskspace = document.getElementById("diskspace");
	var historybandwidth = document.getElementById("historybandwidth");
	var historydiskspace = document.getElementById("historydiskspace");
	var processQuota = document.getElementById("processQuota");
	
	if(obj == 'bandwidth')
	{
		bandwidth.style.display="none";
	}


	if(obj == 'diskspace')
	{
		diskspace.style.display="none";
	}

	if(obj == 'historybandwidth')
	{
		historybandwidth.style.display="none";
	}

	if(obj == 'historydiskspace')
	{
		historydiskspace.style.display="none";
	}

	processQuota.style.display="none";
}

function process1(obj)
{
	var bandwidth = document.getElementById("bandwidth");
	var diskspace = document.getElementById("diskspace");
	var historybandwidth = document.getElementById("historybandwidth");
	var historydiskspace = document.getElementById("historydiskspace");
	var processQuota = document.getElementById("processQuota");

	
	if(obj == 'bandwidth')
	{
		bandwidth.style.visibility="hidden";
	}


	if(obj == 'diskspace')
	{
		diskspace.style.visibility="hidden";
	}

	if(obj == 'historybandwidth')
	{
		historybandwidth.style.visibility="hidden";
	}

	if(obj == 'historydiskspace')
	{
		historydiskspace.style.visibility="hidden";
	}
	processQuota.style.display="";

	timer = window.setTimeout("closeFloat();",3000);
}

/* -------------- Website information Scripts: Starts here --------------*/


/* -------------- Hosting Price Details Starts here --------------*/

function ResetDivContents_NEW1()
{
	
	document.getElementById('EmailContent').style.display="none";
	document.getElementById('DomainContent').style.display="none";
	document.getElementById('DatabasesContent').style.display="none";
	document.getElementById('BackupContent').style.display="none";
	document.getElementById('MiscFeaturesContent').style.display="none";
	document.getElementById('SpecialOffersContent').style.display="none";
	document.getElementById('ApplicationsContent').style.display="none";


}




function changeHostingDetails(tabnum){
	
	ResetDivContents_NEW1();
	
	if(tabnum == 1)
	{
	
	
	document.getElementById("Email").className="hostingTabsActive";		
	document.getElementById("Domain").className="hostingTabsInactive";
	document.getElementById("Databases").className="hostingTabsInactive";		
	document.getElementById("Backup").className="hostingTabsInactive";
	document.getElementById("MiscFeatures").className="hostingTabsInactive";
	document.getElementById("SpecialOffers").className="hostingTabsInactive";		
	document.getElementById("Applications").className="hostingTabsInactive";	
		

	document.getElementById('EmailContent').style.display="";

	
	}
	
	else if(tabnum == 2)
	{
		
	document.getElementById("Email").className="hostingTabsInactive";		
	document.getElementById("Domain").className="hostingTabsActive";
	document.getElementById("Databases").className="hostingTabsInactive";		
	document.getElementById("Backup").className="hostingTabsInactive";
	document.getElementById("MiscFeatures").className="hostingTabsInactive";
	document.getElementById("SpecialOffers").className="hostingTabsInactive";		
	document.getElementById("Applications").className="hostingTabsInactive";	
		

	document.getElementById('DomainContent').style.display="";

	
	}	

	else if(tabnum == 3)
	{
		
	document.getElementById("Email").className="hostingTabsInactive";		
	document.getElementById("Domain").className="hostingTabsInactive";
	document.getElementById("Databases").className="hostingTabsActive";		
	document.getElementById("Backup").className="hostingTabsInactive";
	document.getElementById("MiscFeatures").className="hostingTabsInactive";
	document.getElementById("SpecialOffers").className="hostingTabsInactive";		
	document.getElementById("Applications").className="hostingTabsInactive";	
		

	document.getElementById('DatabasesContent').style.display="";
	
	}
	
	else if(tabnum == 4)
	{
		
	document.getElementById("Email").className="hostingTabsInactive";		
	document.getElementById("Domain").className="hostingTabsInactive";
	document.getElementById("Databases").className="hostingTabsInactive";		
	document.getElementById("Backup").className="hostingTabsActive";
	document.getElementById("MiscFeatures").className="hostingTabsInactive";
	document.getElementById("SpecialOffers").className="hostingTabsInactive";		
	document.getElementById("Applications").className="hostingTabsInactive";	
		

	document.getElementById('BackupContent').style.display="";
	
	}	
	
		else if(tabnum == 5)
	{
		
	document.getElementById("Email").className="hostingTabsInactive";		
	document.getElementById("Domain").className="hostingTabsInactive";
	document.getElementById("Databases").className="hostingTabsInactive";		
	document.getElementById("Backup").className="hostingTabsInactive";
	document.getElementById("MiscFeatures").className="hostingTabsActive";
	document.getElementById("SpecialOffers").className="hostingTabsInactive";		
	document.getElementById("Applications").className="hostingTabsInactive";	
		

	document.getElementById('MiscFeaturesContent').style.display="";

	
	}
	
			else if(tabnum == 6)
	{
		
	document.getElementById("Email").className="hostingTabsInactive";		
	document.getElementById("Domain").className="hostingTabsInactive";
	document.getElementById("Databases").className="hostingTabsInactive";		
	document.getElementById("Backup").className="hostingTabsInactive";
	document.getElementById("MiscFeatures").className="hostingTabsInactive";
	document.getElementById("SpecialOffers").className="hostingTabsActive";		
	document.getElementById("Applications").className="hostingTabsInactive";	
		

	document.getElementById('SpecialOffersContent').style.display="";

	
	}
	
	
					else if(tabnum == 7)
	{
		
	document.getElementById("Email").className="hostingTabsInactive";		
	document.getElementById("Domain").className="hostingTabsInactive";
	document.getElementById("Databases").className="hostingTabsInactive";		
	document.getElementById("Backup").className="hostingTabsInactive";
	document.getElementById("MiscFeatures").className="hostingTabsInactive";
	document.getElementById("SpecialOffers").className="hostingTabsInactive";		
	document.getElementById("Applications").className="hostingTabsActive";	
		

	document.getElementById('ApplicationsContent').style.display="";

	
	}
}

/* -------------- Hosting Price Details Starts here --------------*/
/* -------------- Scripts: Added by Naveen Ends here --------------*/


function showHideMyAccountNav(theid,panel){
  if (document.getElementById(theid)) {
    var elem = document.getElementById(theid);
    if(elem.style.display == "") {
      elem.style.display = "none";
      createCookie(panel,'hide');
    } else {
      elem.style.display = "";
      createCookie(panel,'show');
    }
  }
}

function ShowDetailedComparison()
{
    $('features_row1').hide();
    $('features_row2').show();
    $('features_row').hide();
    Effect.toggle('detailed_page','blind',{});
    return false;
}

function HideDetailedComparison()
{

    scroll(0,600);
    $('features_row2').hide();
    Effect.toggle('detailed_page','blind',{
        afterFinish:function(){
            $('features_row').show();
            $('features_row1').show();
        }
    });
return false;
}

function tabPosition(){

  p1 = readCookie('p0');
  p2 = readCookie('p1');
  p3 = readCookie('p2');
  p4 = readCookie('p3');

  if(p1==null || p1=='show')
    $('acctMgmt').style.display = "";
  else
    $('acctMgmt').style.display = "none";

  if(p2==null || p2=='show')
    $('domainMgmt').style.display = "";
  else
    $('domainMgmt').style.display = "none";

  if(p3==null || p3=='show')
    $('emailMgmt').style.display = "";
  else
    $('emailMgmt').style.display = "none";

  if(p4==null || p4=='show')
    $('hostingMgmt').style.display = "";
  else
    $('hostingMgmt').style.display = "none";
}

function tabPosition1(){

  h1 = readCookie('h0');
  h2 = readCookie('h1');
  h3 = readCookie('h2');
  h4 = readCookie('h3');

  if(h1==null || h1=='show')
    $('general').style.display = "";
  else
    $('general').style.display = "none";

  if(h2==null || h2=='show')
    $('hostMgmt').style.display = "";
  else
    $('hostMgmt').style.display = "none";

  if(h4==null || h4=='show')
    $('emailMgmt').style.display = "";
  else
    $('emailMgmt').style.display = "none";

  if(h3==null || h3=='show')
    $('domainMgmt').style.display = "";
  else
    $('domainMgmt').style.display = "none";


}


function changeTab(contact_type){
  //uncheck the select all checkbox
  $("updateCBox").checked = false
  var tabs = ['billing','registrant','tech','admin'];
  for(i=0;i<4;i++) {
    if(contact_type == tabs[i]){
      $(contact_type + "_tab").className = "selected";
      $(contact_type + "_info").style.display ="";
    }
    else {
      $(tabs[i]+'_tab').className = "ns";
      $(tabs[i] + "_info").style.display ="none";
    }
  }
}

function verifyAgreement(){

  if( $('agreement') && !$('agreement').checked){
    refreshNotices("Please accept the Agreements and Terms & Conditions");
    scroll(0,0);
    return false;
  }
  $('purchase').hide();
  $('wait').show();
  return true;
}

function activateEdit(domain)
{
  document.getElementById(domain + "_edit").style.display='';
  document.getElementById(domain + "_val").style.display = 'none';
}

function cancelEdit(domain)
{
  document.getElementById(domain + "_edit").style.display='none';
  document.getElementById(domain + "_val").style.display = '';
}

function updateAll()
{
  var updateCBox = $('updateCBox');
  var tabs = ['billing','registrant','tech','admin'];
  var tabAll = $('all_tab');

  if(updateCBox.checked)
  {
    tabAll.style.display = "";
    $("all_info").style.display = "";
    for(i=0;i<4;i++){
      $(tabs[i]+'_tab').style.display = "none";
      $(tabs[i]+'_info').style.display = "none";
    }
  }
  else
  {
    tabAll.style.display = "none";
    $("all_info").style.display = "none";

    for(i=0;i<4;i++){
      var tab = $(tabs[i]+'_tab');
      tab.style.display = "";
      var class_style,display_style;
      if(tabs[i] == "billing"){
        class_style = "selected";
        display_style = "" ;
      }
      else{
        class_style = "ns";
        display_style = "none";
      }
      tab.className = class_style;
      $(tabs[i]+'_info').style.display = display_style;
    }
  }
}

function dirtyForm(form_id){
  var chk_form = document.getElementById(form_id)
  var el, i = 0;
  while (el = chk_form.elements[i++]) {
    if(el.type == 'text' ||el.type == 'textarea')
      if (el.value != el.defaultValue)
        return true;
  }
  refreshNotices("No fields were changed");
  return false;
}

function checkFields(form_id){
  if(!chkFormRequiredFields(form_id) || !chkVerification() || !chkCleanInput(form_id)) return false;
  return true;
}


// add class "number" to element.
// error displayed: "element.id should be a number." (Set id correctly.)
function checkNumberFields(form_id){
  numreg = /^\d*$/ ;
  var form_elems = document.getElementById(form_id).select(".number");
  for(var i=0;i < form_elems.length;i++) {
    if(!numreg.test(form_elems[i].value)){
      refreshNotices(form_elems[i].id + " should be a number");
      return false;
    }
  }

  return true;
}

function checkAsciiFields(form_id){
  asciireg = /^[\x20-\x7E]*$/;
  var form_elems = document.getElementById(form_id).select(".ascii");
  for(var i=0;i < form_elems.length;i++) {
    if(!asciireg.test(form_elems[i].value)){
      refreshNotices("Non ASCII characters are not allowed");
      return false;
    }
  }
    
  return true;
}

function billing_checks(){
  zip = $('Zip')
  phone= $('Phone')
  phone_cc = $('PhoneCC')
  if(! /^[a-zA-Z0-9][ a-zA-Z0-9-]{0,9}$/.test(zip.value)){
    refreshNotices("Invalid zip");
    return false;
  }
  if(!(phone_cc.value.length > 0 && phone_cc.value.length <5)){
    refreshNotices("Phone Country Code should be 1 to 4 characters in length.");
    return false;
  }
  if(!(phone.value.length > 3 && phone.value.length <13)){
    refreshNotices("Phone number should be 4 to 12 characters in length.");
    return false;
  }
  return true;
}

function callFloats(pWidth, obj)
{
  var winL = (screen.width - pWidth) / 2;
  var winH = "200";

  winL = winL + 103;
  if(obj.toString().substr(0,14)=='addAutoRespond'||obj.toString().substr(0,17) =='modifyAutoRespond') {
    winL = (screen.width - pWidth) / 2;
    winH = "90";
  }

  var floatingDiv = document.getElementById("floatingDiv");
  var floatContainer = document.getElementById("floatContainer");
  var floatContent = document.getElementById("floatContent");


  floatingDiv.style.display="";
  floatContainer.style.display="";
  floatContent.style.display="";
  floatingDiv.style.height = document.body.scrollHeight;

  //alert(2);
  floatContainer.style.width = pWidth;

  floatContainer.style.left=winL;
  floatContainer.style.top=winH;
  floats = $$('div[name=float]');
  for(var i=0;i<floats.length;i++){
    if(floats[i].id == obj){
      floats[i].show();
    }
    else
      floats[i].hide();
  }
  $('processQuota').hide();
}

function callFloatsCart(pWidth, obj, avoidObjects)
{
  //  alert('now inside call floats cart');
  var winL = (screen.width - pWidth) / 2;
  var winH = "200";
  var floatingDiv = document.getElementById("floatingDiv");
  var floatContainer = document.getElementById("floatContainer");
  var floatContent = document.getElementById("floatContent");
  floatingDiv.style.height = document.body.scrollHeight+'px';
  floatContainer.style.width = pWidth;
  floatContainer.style.left=winL;
  floatContainer.style.top=winH;
  floatContainer.style.display="";
  floatContent.style.display="";
  floatingDiv.style.display="";
  floats = $$('div[name=float]');
  for(var i=0;i<floats.length;i++){
    if(floats[i].id == obj){
      floats[i].show();
    }
    else
      floats[i].hide();
  }

  //avoids = ['tld_select']
  //if(avoidObjects){
  //   avoids = avoids.concat(avoidObjects)
  //}
  // Detect IE 6
  if (window.external && typeof window.XMLHttpRequest == "undefined")
  {
    troublesomeDivVisibility('hidden', avoidObjects);
  }
// scroll(0,0);
// alert('EXITING call floats cart');
}

function troublesomeDivVisibility(status, avoid){
  tag=document.getElementsByTagName('select');
  for(i=tag.length-1;i>=0;i--){
    tag[i].style.visibility=status;
  }
  tag=document.getElementsByTagName('iframe');
  for(i=tag.length-1;i>=0;i--){
    tag[i].style.visibility=status;
  }
  tag=document.getElementsByTagName('object');
  for(i=tag.length-1;i>=0;i--){
    tag[i].style.visibility=status;
  }

  if(avoid){
    for(var i=0, len = avoid.length; i < len; ++i){
      element = $(avoid[i]);
      if(element){
        element.style.visibility='visible';
      }
    }
  }
}

function closeFloatsCart(obj)
{
  document.getElementById("floatingDiv").style.display="none";
  document.getElementById("floatContainer").style.display="none";
  document.getElementById("floatContent").style.display = "none";
  $(obj).style.display = "none";
  //if (window.external && typeof window.XMLHttpRequest == "undefined")
  troublesomeDivVisibility('visible');
}

function closeFloats(obj)
{
  document.getElementById("floatingDiv").style.display="none";
  document.getElementById("floatContainer").style.display="none";
  document.getElementById("floatContent").style.display = "none";
  $(obj).style.display = "none";
}

function show_confirmation(id,name){
  $('form_id').value = id;
  $('warning').innerHTML = 'Are you sure you want to delete email account ' + name + ' ?';
  callFloatsCart('700','emailDelete');
}

function show_confirmation_forward_create(text,form_name,delete_item){
  $('form_id').value = form_name;
  $('warning').innerHTML = text;
  scroll(0,0);
  callFloatsCart('700',delete_item,[]);
  return false;
}


function show_confirmation_hosting(name,form_name,delete_item){
  $('form_id').value = form_name;
  $('warning').innerHTML = 'Are you sure you want to delete '+ name +'?';
  scroll(0,0);
  callFloatsCart('700',delete_item,[]);
  return false;
}

function show_confirmation_hosting_files(form_name,delete_item,class_name){
  boxes = document.getElementsByClassName(class_name)
  $('form_id').value = form_name;
  var empty = true;
  var numCheck = 0
  for(var i=0;i<boxes.length;i++){
    if(boxes[i].checked){
      empty = false;
      numCheck += 1;
      $(form_name+'_path').show();
      $('copy_path_text').show();
      $('move_path_text').show();
      $('extract_path_text').show();
      $('compress_path_text').show();
      var newField = document.createElement("input");
      newField.type = "hidden";
      newField.name = boxes[i].name;
      newField.value = boxes[i].value;
      newField.className = 'added_element';
      if (form_name == 'copy_file'){
        $('copy_files').appendChild(newField);
      }if (form_name == 'move_file'){
        $('move_files').appendChild(newField);
      }if(form_name == 'compress_file'){
        $('compress_files').appendChild(newField);
      }
      if (form_name == 'extract_file' || form_name == 'change_permission_file' || form_name == 'edit_file'){
        if(numCheck > 1){
          $('extract_warning').innerHTML = 'Multiple files selected, please select only one archive to extract.';
          $('change_permission_warning').innerHTML = 'Multiple files selected, please select only one file for changing its permissions.';
          $('extract_file_path').hide();
          $('extract_path_text').hide();
          $('change_permission_file_path').hide();
          callFloatsCart('700',delete_item,[]);
          $('form_id').value = "no_files";
          scroll(0,0);
          return false;
        }
        if(form_name == 'extract_file'){
          $('extract_files').appendChild(newField)
        }
        if(form_name == 'edit_file'){
          $('edit_files').appendChild(newField)
        }
        if(form_name == 'change_permission_file'){
          $('change_permission_files').appendChild(newField);
          check_existing_perms(newField.value);
        }
      }
    }
  }
  if(empty){
    $(form_name+'_path').hide();
    $('copy_path_text').hide();
    $('move_path_text').hide();
    $('extract_path_text').hide();
    $('compress_path_text').hide();
    $('warning').innerHTML = 'No files selected!';
    $('copy_warning').innerHTML = 'No files selected!';
    $('move_warning').innerHTML = 'No files selected!';
    $('extract_warning').innerHTML = 'No files selected!';
    $('compress_warning').innerHTML = 'No files selected!';
    $('change_permission_warning').innerHTML = 'No files selected!';
    $('form_id').value = "no_files";
    callFloatsCart('700',delete_item,[]);
    return false;
  }else{
    if(form_name == 'copy_file'){
      $('copy_warning').innerHTML = 'Enter the path to which the selected files are to be copied. This path is relative to your plan root: ';
    }else{
      if(form_name == 'move_file'){
        $('move_warning').innerHTML = 'Enter the path to which the selected files are to be moved. This path is relative to your plan root: ';
      }
      if(form_name == 'extract_file'){
        $('extract_warning').innerHTML = 'Enter the path to which the selected archive is to be extracted. This path is relative to your plan root. Leaving the path blank would extract it to the current directory ';
      }
      if(form_name == 'compress_file'){
        $('compress_warning').innerHTML = 'Enter the name of archive to which the selected files are to be compressed into.(Only .zip archives are allowed.)';
      }
      if(form_name == 'change_permission_file'){
        $('change_permission_warning').innerHTML = 'Please select the permissions you wish to specify for the selected file.';
      }
      else{
        $('warning').innerHTML = 'Are you sure you want to delete the selected files? ';
      }
    }
    callFloatsCart('700',delete_item,[]);
    try{
      $(form_name+'_path').focus();
    }catch(e){
    }
    scroll(0,0);
    return false;
  }
}

function cancel_single_file_only(form_name,class_name){
  elements = document.getElementsByClassName(class_name)
  for(var i=0;i<elements.length;i++){
    newField = elements[i];
    $(form_name).removeChild(newField);
  }
  closeFloatsCart('files');
}


function check_existing_perms(perm){
  var user_perm = perm.charAt(0);
  var group_perm = perm.charAt(1);
  var world_perm = perm.charAt(2);

  var user_read_checkbox = $('user_read');
  var user_write_checkbox = $('user_write');
  var user_execute_checkbox = $('user_execute');

  var group_read_checkbox = $('group_read');
  var group_write_checkbox = $('group_write');
  var group_execute_checkbox = $('group_execute');

  var world_read_checkbox = $('world_read');
  var world_write_checkbox = $('world_write');
  var world_execute_checkbox = $('world_execute');

  user_perm = parseInt(user_perm);
  group_perm = parseInt(group_perm);
  world_perm = parseInt(world_perm);
  switch(user_perm){
    case 7:
      user_read_checkbox.checked = true;
      user_write_checkbox.checked = true;
      user_execute_checkbox.checked = true;
      break;
    case 6:
      user_read_checkbox.checked = true;
      user_write_checkbox.checked = true;
      user_execute_checkbox.checked = false;
      break;
    case 5:
      user_read_checkbox.checked = true;
      user_write_checkbox.checked = false;
      user_execute_checkbox.checked = true;
      break;
    case 4:
      user_read_checkbox.checked = true;
      user_write_checkbox.checked = false;
      user_execute_checkbox.checked = false;
      break;
    case 3:
      user_read_checkbox.checked = false;
      user_write_checkbox.checked = true;
      user_execute_checkbox.checked = true;
      break;
    case 2:
      user_read_checkbox.checked = false;
      user_write_checkbox.checked = true;
      user_execute_checkbox.checked = false;
      break;
    case 1:
      user_read_checkbox.checked = false;
      user_write_checkbox.checked = false;
      user_execute_checkbox.checked = true;
      break;
    case 0:
      user_read_checkbox.checked = false;
      user_write_checkbox.checked = false;
      user_execute_checkbox.checked = false;
    default:
      break;
  }
  switch(group_perm){
    case 7:
      group_read_checkbox.checked = true;
      group_write_checkbox.checked = true;
      group_execute_checkbox.checked = true;
      break;
    case 6:
      group_read_checkbox.checked = true;
      group_write_checkbox.checked = true;
      group_execute_checkbox.checked = false;
      break;
    case 5:
      group_read_checkbox.checked = true;
      group_write_checkbox.checked = false;
      group_execute_checkbox.checked = true;
      break;
    case 4:
      group_read_checkbox.checked = true;
      group_write_checkbox.checked = false;
      group_execute_checkbox.checked = false;
      break;
    case 3:
      group_read_checkbox.checked = false;
      group_write_checkbox.checked = true;
      group_execute_checkbox.checked = true;
      break;
    case 2:
      group_read_checkbox.checked = false;
      group_write_checkbox.checked = true;
      group_execute_checkbox.checked = false;
      break;
    case 1:
      group_read_checkbox.checked = false;
      group_write_checkbox.checked = false;
      group_execute_checkbox.checked = true;
      break;
    case 0:
      group_read_checkbox.checked = false;
      group_write_checkbox.checked = false;
      group_execute_checkbox.checked = false;
      break;
    default:
      break;
  }

  switch(world_perm){
    case 7:
      world_read_checkbox.checked = true;
      world_write_checkbox.checked = true;
      world_execute_checkbox.checked = true;
      break;
    case 6:
      world_read_checkbox.checked = true;
      world_write_checkbox.checked = true;
      world_execute_checkbox.checked = false;
      break;
    case 5:
      world_read_checkbox.checked = true;
      world_write_checkbox.checked = false;
      world_execute_checkbox.checked = true;
      break;
    case 4:
      world_read_checkbox.checked = true;
      world_write_checkbox.checked = false;
      world_execute_checkbox.checked = false;
      break;
    case 3:
      world_read_checkbox.checked = false;
      world_write_checkbox.checked = true;
      world_execute_checkbox.checked = true;
      break;
    case 2:
      world_read_checkbox.checked = false;
      world_write_checkbox.checked = true;
      world_execute_checkbox.checked = false;
      break;
    case 1:
      world_read_checkbox.checked = false;
      world_write_checkbox.checked = false;
      world_execute_checkbox.checked = true;
      break;
    case 0:
      world_read_checkbox.checked = false;
      world_write_checkbox.checked = false;
      world_execute_checkbox.checked = false;
      break;
    default:
      break;
  }
}

function confirmation_delete_files_hosting(){
  var form = $('form_id').value;
  if(form == "no_files"){
    cancel_single_file_only('change_permission_files','added_element');
    cancel_single_file_only('extract_files','added_element');
    closeFloatsCart('files');
  }
  else{
    var deleteInput = document.createElement('input');
    deleteInput.name = "delete";
    $(form).appendChild(deleteInput);
    $(form).submit();
  }
}

function confirmation_file_action_hosting(submit_form){
  var form = $('form_id').value;
  if(form == "no_files"){
    closeFloatsCart('files');
    cancel_single_file_only(submit_form,'added_element');
  }else{
    $(submit_form).submit();
  }
}

function confirmation_delete_hosting(){
  var form = $('form_id').value;
  $(form).submit();
}

function confirm_delete(){

  var form_id = $('form_id').value;
  var form_name = 'delete_account_' + form_id
  $(form_name).submit();
}
/**
  * Checks the required fields of a form
  */
function chkFormRequiredFields(form_id) {
  var form_elems = $(form_id).select(".required");
  for(var i=0;i < form_elems.length;i++)
    if(!form_elems[i].disabled && /^\s*$/.test(form_elems[i].value)){
      refreshNotices("Fields marked as * can not be empty");
      return false;
    }

  return true;
}

/**
  * Author: Amit Kumar (amitkr@limespot.co.in)
  *
  * Checks the required fields of a form
  */

//
//function ResetValidations(form_id){
//  var z=0;
//  for(var i=0; i < valid_array.length;i++) {
//
//	if (valid_array[i])
//	{
//	 valid_array[i].destroy();
//         delete valid_array[i];
//	 }
//       }
//       console.log(valid_array);
//
//  //alert(1);
//  SetChkFormFields(form_id);
//}

function SetChkFormFields(form_id) {
  var form_elems = $(form_id)
  var valid_array = new Array();
  for(var i=0; i < form_elems.length; i++) {
    Element.extend(form_elems[i]);
    if (!(((form_elems[i].type == 'hidden')||(form_elems[i].type == 'submit')) ||form_elems[i].hasClassName('skipValid') ))
    {
      if (form_elems[i].hasClassName('PhoneCC') || form_elems[i].hasClassName(''))
      {
        valid_array[i] = new LiveValidation(form_elems[i],{
          validMessage: " ",
          onlyOnSubmit: true,
          insertAfterWhatNode: document.getElementById("phone_cc_error"),
          onInvalid: function(){
            this.insertMessage( this.createMessageSpan() );this.addFieldClass();scroll(0,0);
          }
          });		// ,onlyOnSubmit: true,                refreshNotices("PhoneCC must be a number and between 1-3 digits.");
      }
      else
      {
        if (form_elems[i].hasClassName('AltPhoneCC'))
        {
          valid_array[i] = new LiveValidation(form_elems[i],{
            validMessage: " ",
            onlyOnSubmit: true,
            insertAfterWhatNode: document.getElementById("alt_phone_cc_error"),
            onInvalid: function(){
              this.insertMessage( this.createMessageSpan() );this.addFieldClass();scroll(0,0);
            }
            });		// ,onlyOnSubmit: true,                refreshNotices("PhoneCC must be a number and between 1-3 digits.");
        }
        else
        {
          if (form_elems[i].hasClassName('AltFaxCC'))
          {
            valid_array[i] = new LiveValidation(form_elems[i],{
              validMessage: " ",
              onlyOnSubmit: true,
              insertAfterWhatNode: document.getElementById("alt_fax_cc_error"),
              onInvalid: function(){
                this.insertMessage( this.createMessageSpan() );this.addFieldClass();scroll(0,0);
              }
              });		// ,onlyOnSubmit: true,                refreshNotices("PhoneCC must be a number and between 1-3 digits.");
          }
          else
          {
            valid_array[i] = new LiveValidation(form_elems[i],{
              validMessage: " ",
              onlyOnSubmit: true,
              onInvalid: function(){
                this.insertMessage( this.createMessageSpan() );this.addFieldClass();scroll(0,0);
              }
              });
          }
        }
      }
      //Register page error message positioning

      if (form_elems[i].hasClassName('specified_error'))
      {
        valid_array[i] = new LiveValidation(form_elems[i],{
          validMessage: " ",
          onlyOnSubmit: true,
          insertAfterWhatNode: document.getElementById(form_elems[i].id+"_error"),
          onInvalid: function(){
            this.insertMessage( this.createMessageSpan() );this.addFieldClass();scroll(0,0);
          }
          });
      }
      
      if (form_elems[i].hasClassName("number"))
        valid_array[i].add(Validate.Numericality,{
          minimum: 0,
          onlyInteger: true
        });
      if (form_elems[i].hasClassName("required"))
        valid_array[i].add(Validate.Presence);
      if (form_elems[i].hasClassName('PhoneCC')||form_elems[i].hasClassName('AltPhoneCC')||form_elems[i].hasClassName('AltFaxCC'))
        valid_array[i].add(Validate.Length,{
          maximum: 4,
          tooLongMessage: "Too Long."
        });
      if (form_elems[i].hasClassName('Phone'))
        valid_array[i].add(Validate.Length,{
          minimum: 4,
          maximum: 12,
          tooShortMessage: "Atleast 4 characters.",
          tooLongMessage: "Max 12 characters."
        });
      if (form_elems[i].hasClassName('Zip'))
        valid_array[i].add(Validate.Format,{
          pattern: /^[a-zA-Z0-9][ a-zA-Z0-9-]{0,9}$/,
          failureMessage: "Invalid zip."
        });
      if (form_elems[i].hasClassName('email'))
        valid_array[i].add(Validate.Email,{
          failureMessage: "Invalid Email."
        });
      if (form_elems[i].hasClassName('retype_password'))
      {
        valid_array[i].add(Validate.Confirmation,{
          match: "password_create",
          failureMessage: "Passwords don't match."
        });
      }
      if (form_elems[i].hasClassName('password'))
        valid_array[i].add(Validate.Length,{
          minimum: 6,
          tooShortMessage: "Atleast 6 characters."
        });
      if (form_elems[i].hasClassName('retype_email'))
        valid_array[i].add(Validate.Confirmation,{
          match: "email",
          failureMessage: "Emails don't match."
        });
      if (form_elems[i].hasClassName('username'))
        valid_array[i].add(Validate.Format,{
          pattern: /^[A-Za-z0-9][A-Za-z0-9_]+[A-Za-z0-9]$/,
          failureMessage: "Only characters [A-Z, a-z, 0-9] and _ allowed."          
        });
      if (form_elems[i].hasClassName('notdirty'))
        valid_array[i].add(Validate.Format,{
          pattern: /\%|\$|\<|\>|#/,
          negate: true,
          failureMessage: "$ % < > # not allowed"
        });
      if (form_elems[i].hasClassName('ascii'))
        valid_array[i].add(Validate.Format,{
          pattern: /^[\x20-\x7E]*$/,
          failureMessage: "Non ASCII characters are not allowed"
        });
      if (form_elems[i].hasClassName('subdomain'))
        valid_array[i].add(Validate.Custom,{
          against: function(value,args){ 
            var subdomain_reg = /^([a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])?\.)*[a-zA-Z0-9]([a-zA-Z0-9\-]*[a-zA-Z0-9])?$/;
            var test_value = value.strip();
            // return true if its not required field and the value is blank
            if ((test_value == "") && !(form_elems[i].hasClassName("required"))){return true;}
            if (!(subdomain_reg.test(test_value))){
              refreshNotices(value + " is not a valid subdomain");
              return false;
            }
            return true;},
          args: {},
          failureMessage: " " 
        }); 
      if (form_elems[i].hasClassName('IP'))
        valid_array[i].add(Validate.Custom,{
          against: function(value,args){return validateIPAddr(value);},
          args: {},
          failureMessage: " "});
        
        if (form_elems[i].hasClassName('IPv6'))
        valid_array[i].add(Validate.Custom,{
          against: function(value,args){return validateIPv6Addr(value);},
          args: {},
          failureMessage: "Not a valid IPv6 address"});
    //if (form_elems[i].hasClassName('PhoneCC'))
    //valid_array[i].destroy();
    }
  }
}


// checks all inputs for invalid characters.
function chkCleanInput(form_id){
  var form = document.getElementById(form_id)
  var el, i = 0;
  while (el = form.elements[i++]) {
    if(el.type == 'text' || el.type == 'password' ||
      el.type == 'select' || el.type=='radio' || el.type=='textarea')
      if (/\%|\$|\<|\>/.test(el.value)){
        hideNotices();
        document.getElementById("boxError").style.display="";
        changeOpac(100,"boxError");
        //document.getElementById("boxError").style.opacity=100;
        document.getElementById("errorContent").innerHTML="Please do not enter % < > $ characters.";
        el.focus();
        return false;
      }
  }
  return true;
}



function chkVerification(){
  if(document.getElementsByName("new_password")[0])
    if(document.getElementsByName("new_password")[0].value != document.getElementsByName("new_password2")[0].value){
      document.getElementsByName("new_password")[0].value ="";
      document.getElementsByName("new_password2")[0].value ="";
      refreshNotices("Password does not match confirmation.");
      return false;
    }
  return true;
}

function hideNotices(){
  document.getElementById("boxSuccess").style.display ="none";
  document.getElementById("boxError").style.display ="none";
}


function submitAllContacts(){
  var all_form = document.getElementById("all_form");
  var contact_forms = [document.getElementById("billing_form"),document.getElementById("registrant_form"),
  document.getElementById("tech_form"),document.getElementById("admin_form")];
  var el, i = 0;
  while (el = all_form.elements[i]) {

    if(el.type == 'text')
      for(j=0;j<4;j++){
        if (el.value != contact_forms[j].elements[i].value)
        {
          return true;
        }
      }
    i++;
  }
  refreshNotices("No fields were changed");

  return false;
}

function changeType(){
  if($("local_account").checked) {
    $('local_account_name').disabled = false;
    $('local_account_domain').disabled = false;
    $('outside_account_name').disabled = true;
    $('outside_account_domain').disabled = true;
    $('local_account_name').focus();
    $('outside_info').hide();
  }
  if ($("outside_account").checked){
    $('local_account_name').disabled = true;
    $('local_account_domain').disabled = true;
    $('outside_account_name').disabled = false;
    $('outside_account_domain').disabled = false;
    $('outside_account_name').focus();
    $('outside_info').show();
  }
}

function changeWebsiteType(){
  if($('domainNameTxt')){
    $('domainNameTxt').disabled = true;
  }
  if($('local_account')){
    if($('local_account').checked){
      $('outside_domain_name').disabled = true;
      if($('public_domain_name'))
        $('public_domain_name').disabled = true;
      if($('domain_selection_box'))
        $('domain_selection_box').show();
      $('local_account_domain').disabled = false;
      $('local_account_domain').focus();
    
      $('outside_info').hide();
    }
  }
  if($('outside_account')){
    if ($("outside_account").checked){
      if($('local_account_domain'))
        $('local_account_domain').disabled = true;
      if($('public_domain_name'))
        $('public_domain_name').disabled = true;
      $('outside_domain_name').disabled = false;
      $('outside_domain_name').focus();
      $('outside_info').show();
    }
  }
  if($('public_account')){
    if ($("public_account").checked){
      if($('local_account_domain'))    
        $('local_account_domain').disabled = true;
      if($('domain_selection_box'))
        $('domain_selection_box').hide();
      if($('outside_domain_name'))
        $('outside_domain_name').disabled = true;
      if($('public_domain_name')){
        $('public_domain_name').disabled = false;
        $('public_domain_name').focus();
      }
      if($('outside_info'))
        $('outside_info').hide();
    }
  }  
}

function changeLocationType(){
  if($('location_dir').checked){
    $('textfield4').disabled = false;
    $('subdomain').disabled = true;
    $('textfield4').focus();
  }
  if($('location_subdomain').checked){
    $('textfield4').disabled = true;
    $('subdomain').disabled = false;
    $('subdomain').focus();
  }
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function prepareInputsForDescription() {
  var inputs = document.getElementsByTagName("input");
  for (var i=0; i<inputs.length; i++){
    var input_name = inputs[i].name;
    if(inputs[i].parentNode.className =="value")
      if(inputs[i].parentNode.parentNode.getElementsByTagName("span")[0])
        if(inputs[i].parentNode.parentNode.getElementsByTagName("span")[0].id == (input_name + '_desc') ){
          inputs[i].onfocus = function () {
            var object = this.parentNode.parentNode.getElementsByTagName("span")[0].style;
            object.opacity = (1);
            object.MozOpacity = (1);
            object.KhtmlOpacity = (1);
            object.filter = "alpha(opacity=" + 100 + ")";
          }

          inputs[i].onblur = function () {
            var object = this.parentNode.parentNode.getElementsByTagName("span")[0].style;
            object.opacity = (0);
            object.MozOpacity = (0);
            object.KhtmlOpacity = (0);
            object.filter = "alpha(opacity=" + 0 + ")";
          //          this.parentNode.parentNode.getElementsByTagName("span")[0].style.opacity = 0;
          }
        }
  }

}

function showMoreBox(obj)
{
  var addEmailBox = $("addEmailBox");
  if(obj == "more_box")
    addEmailBox.style.display = "";
  else
    addEmailBox.style.display = "none";
}

function showMoreQuota(obj)
{
  var addQouta = $("addQouta");
  if(obj == "more_quota")
    addQouta.style.display = "";
  else
    addQouta.style.display = "none";
}


/**
   * Author : Vinay (vinayks@limespot.co.in)
   * Validates a URL
   * valid_urls : vinayks.com, www.vinayks.com, http://www.vinayks.com
   * invalid_urls : vinayks, vinayks.
   *
   */
function validate_url(url)
{
  var re = new RegExp("^(http[s]?://)?([a-zA-Z0-9-]+\\.)+[a-zA-Z0-9-]+(/(.*))?$");
  var match = re.exec(url);
  if(match == null)
  {
    refreshNotices("Invalid URL<br><br>");
    return false;
  }
  return true;
}

/**
   * Author : Vinay (vinayks@limespot.co.in)
   * Validates a domain name
   * valid_urls : vinayks.com, www.vinayks.com, http://www.vinayks.com
   * invalid_urls : vinayks, vinayks.
   *
   */
function validate_domain(domainname)
{
  var re = new RegExp("^([a-zA-Z0-9-]+\\.)+[a-zA-Z0-9-]+$");
  var match = re.exec(domainname);
  if(match == null)
  {
    refreshNotices(domainname + " is not a valid domain name!!");
    return false;
  }
  return true;
}

function validateSubdomain(subdomain, docroot_val) {
  var valid_docroot = (docroot_val == "") || validate_hosting_path(docroot_val);
  var valid_subdomain =  false;
  if(subdomain == "") {
    refreshNotices("Subdomain cannot be empty");
  }
  else {
    var reg = /^([\w\d]([\w\d\-]*[\w\d])?\.)*[\w\d]([\w\d\-]*[\w\d])?$/
    valid_subdomain = !(!reg.test(subdomain) || /_/.test(subdomain))
    if(!valid_subdomain)
      refreshNotices(subdomain + " is an invalid subdomain");
  }
  return valid_subdomain && valid_docroot;
}

function validateNSForm(form_id, className, checkDirtyForm) {
  var valid_ns = true;
  var no_duplicate_ns = true;
  var invalidNames =""
  var boxes = $$("." + className);
  var nameservers = [];
  for(var i=0;i<boxes.length;i++){
    if (boxes[i].value!= ''){
      if(!validate_domain(boxes[i].value))
      {
        // if (boxes[i].value != ''){
        valid_ns = false;
        invalidNames += boxes[i].value + " ,";
      //      }
      }
      else{
        if (nameservers.include(boxes[i].value)){
          no_duplicate_ns = false ;
        }
        nameservers.push(boxes[i].value);
      }
    }
  }

  if(!valid_ns)
    refreshNotices("Invalid Nameservers : " + invalidNames.substr(0, invalidNames.length -1));
  else{
    if (!no_duplicate_ns)
      refreshNotices("Duplicate nameserver enteries found. Please make sure you provide different nameserver entries.");
  }
  return (checkDirtyForm ? dirtyForm(form_id) : true) && chkFormRequiredFields(form_id) && valid_ns && no_duplicate_ns;
}



/**
   * Author : Vinay(vinayks@limespot.co.in)
   * validates a IP Address(currently just IPV4)
   * IPv6 done below. TODO make it verbose
   */
function validateIPAddr (IPvalue) {
  errorString = "";
  theName = "IPaddress";

  var ipPattern = /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/;
  var ipArray = IPvalue.match(ipPattern);

  if (IPvalue == "0.0.0.0")
    errorString = errorString + theName + ': '+IPvalue+' is a special IP address and cannot be used here.';
  else if (IPvalue == "255.255.255.255")
    errorString = errorString + theName + ': '+IPvalue+' is a special IP address and cannot be used here.';
  if (ipArray == null)
    errorString = errorString + theName + ': '+IPvalue+' is not a valid IP address.';
  else {
    for (i = 0; i < 4; i++) {
      thisSegment = ipArray[i];
      if (thisSegment > 255) {
        errorString = errorString + theName + ': '+IPvalue+' is not a valid IP address.';
        i = 4;
      }
      if ((i == 0) && (thisSegment > 255)) {
        errorString = errorString + theName + ': '+IPvalue+' is a special IP address and cannot be used here.';
        i = 4;
      }
    }
  }
  extensionLength = 3;
  if (errorString != "")
  {
    refreshNotices(errorString);
    return false;
  }
  return true;
}

/**
   * Author : Vinay(vinayks@limespot.co.in)
   * selects all the checkboxes identified by the given checkbox id in the given form
   */
function selectAll(form_id, checkbox_id)
{
  form_elems = document.getElementById(form_id).elements;
  for(i = 0;i < form_elems.length;i++)
  {
    if(form_elems[i].type == 'checkbox' && form_elems[i].id == checkbox_id)
    {
      form_elems[i].checked = true;
    }
  }
}

/**
   * Author : Vinay(vinayks@limespot.co.in)
   * deselects all the checkboxes identified by the given checkbox id in the given form
   */
function deselectAll(form_id, checkbox_id)
{
  form_elems = document.getElementById(form_id).elements;
  for(i = 0;i < form_elems.length;i++)
  {
    if(form_elems[i].type == 'checkbox' && form_elems[i].id == checkbox_id)
    {
      form_elems[i].checked = false;
    }
  }
}

/**
   * Author : Amit(amitkr@limespot.co.in)
   * Toggle a set of checkboxes based on some other checkbox
   */

function toggleAll(CheckBoxId,to_check_array)
{
  if ($(CheckBoxId).checked == true)
  {
    var i;
    for (i=0; i < to_check_array.length; i++)
    {
      if ($(to_check_array[i]))
      {
        if ($(to_check_array[i]).type == 'checkbox')
        {
          $(to_check_array[i]).checked = true;
        }
      }
    }
  }
  else
  {
    var i;
    for (i=0; i < to_check_array.length; i++)
    {
      if ($(to_check_array[i]))
      {
        if ($(to_check_array[i]).type == 'checkbox')
        {
          $(to_check_array[i]).checked = false;
        }
      }
    }
  }
}

/**
   * Author : Vinay(vinayks@limespot.co.in)
   * deselects all the checkboxes identified by the given checkbox id in the given form
   */
function refreshNotices(message)
{
  hideNotices();
  $("boxError").style.display = "";
  changeOpac(100,"boxError");
  //$("boxError").style.opacity = 100;
  $("errorContent").innerHTML = message;
  scroll(0,0);
}




function validateModifyAntiSpamInput(form_id)
{
  form = $(form_id);
  form_elem_array = form.elements ;
  for(i=0; i < form_elem_array.length; i++) {
    f = form_elem_array[i] ;
    if( f.id == "modifyAnti_folder") {
      folder = f.value;
    }
    else if( f.id == "modifyAnti_threshold") {
      threshold = f.value.to_i;
    }
  }

  invalid = false;
  error_message = "";
  if(folder=="") {
    invalid = true;
    error_message="Folder name is empty. Please enter a folder name"
  }
  else if(threshold <= 0)
  {
    invalid = true;
    error_message="Threshold has to be greater than 0. Please Enter a valid threshold"
  }

  if (invalid)
  {
    refreshNotices(error_message);
    return false;
  }
  return true;
}



























/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * For validating the input of addautoresponder form
   */
function validateModifyAutoResponderInput(form_id)
{
  form = $(form_id);
  form_elem_array = form.elements ;
  for(i=0; i < form_elem_array.length; i++) {
    f = form_elem_array[i] ;
    if( f.id == "modifyAuto_start_date") {
      start_date = f.value;
    }
    else if( f.id == "modifyAuto_end_date") {
      end_date = f.value;
    }
    else if( f.id == "modifyAuto_subject") {
      subject = f.value;
    }
    else if( f.id == "modifyAuto_message") {
      message = f.value;
    }
  }

  invalid = false;
  error_message = "";
  //check date formats.
  if (start_date == "" ||  !isDate(start_date) )
  {
    invalid = true;
    error_message = "Start Date is entered incorrectly. Please enter it as dd-mm-yyyy";
  }
  else if (end_date == "" || !isDate(end_date) )
  {
    invalid = true;
    error_message = "End Date is entered incorrectly. Please enter it as dd-mm-yyyy";
  }
  else if(subject=="" && message=="") {
    invalid = true;
    error_message="Both Subject & message are empty. Please enter atleast one of them"
  }

  if (invalid)
  {
    refreshNotices(error_message);
    return false;
  }
  return true;
}

/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * For validating the input of addautoresponder form
   */
function validateAddAutoResponderInput(form_id)
{
  form = $(form_id)
  form_elem_array = form.elements ;
  for(i=0; i < form_elem_array.length ; i++) {
    f = form_elem_array[i] ;
    if( f.id == "addAuto_start_date") {
      start_date = f.value;
    }
    else if( f.id == "addAuto_end_date") {
      end_date = f.value;
    }
    else if( f.id == "addAuto_subject") {
      subject = f.value;
    }
    else if( f.id == "addAuto_message") {
      message = f.value;
    }
  }

  invalid = false;
  error_message = "";
  //check date formats.
  if (start_date == "" ||  !isDate(start_date) )
  {
    invalid = true;
    error_message = start_date == "" ? "Start Date can't be left blank." : "Start Date is entered incorrectly. Please enter it as dd-mm-yyyy";
  }
  else if (end_date == "" || !isDate(end_date) )
  {
    invalid = true;
    error_message = end_date == "" ?  "End Date can't be left empty." :"End Date is entered incorrectly. Please enter it as dd-mm-yyyy";
  }
  else if(subject=="" && message=="") {
    invalid = true;
    error_message="Both Subject & message are empty. Please enter atleast one of them"
  }

  if (invalid)
  {
    refreshNotices(error_message);
    return false;
  }
  return true;
}

/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * Helper method for date validation
   */
function isInteger(s){
  var i;
  for (i = 0; i < s.length; i++){
    // Check that current character is number.
    var c = s.charAt(i);
    if (((c < "0") || (c > "9"))) return false;
  }
  // All characters are numbers.
  return true;
}

/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * Helper method for date validation
   */
function stripCharsInBag(s, bag){
  var i;
  var returnString = "";
  // Search through string's characters one by one.
  // If character is not in bag, append to returnString.
  for (i = 0; i < s.length; i++){
    var c = s.charAt(i);
    if (bag.indexOf(c) == -1) returnString += c;
  }
  return returnString;
}

/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * Helper method for date validation
   */
function daysInFebruary (year){
  // February has 29 days in any year evenly divisible by four,
  // EXCEPT for centurial years which are not also divisible by 400.
  return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * Helper method for date validation
   */
function DaysArray(n) {
  for (var i = 1; i <= n; i++) {
    this[i] = 31
    if (i==4 || i==6 || i==9 || i==11) {
      this[i] = 30
      }
    if (i==2) {
      this[i] = 29
      }
  }
  return this
}

/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * For validating date (tests for a valid date in form dd-mm-yyyy)
   */
function isDate(dtStr){
  var dtCh= "-";
  var daysInMonth = DaysArray(12)
  var pos1=dtStr.indexOf(dtCh)
  var pos2=dtStr.indexOf(dtCh,pos1+1)
  var strDay=dtStr.substring(0,pos1)
  var strMonth=dtStr.substring(pos1+1,pos2)
  var strYear=dtStr.substring(pos2+1)
  strYr=strYear
  if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
  if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
  for (var i = 1; i <= 3; i++) {
    if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
  }
  month=parseInt(strMonth)
  day=parseInt(strDay)
  year=parseInt(strYr)
  if (pos1==-1 || pos2==-1){
    return false
  }
  if (strMonth.length<1 || month<1 || month>12){
    return false
  }
  if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day >
    daysInMonth[month]){
    return false
  }
  if (strYear.length != 4 || year==0){
    return false
  }
  if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
    return false
  }
  return true
}

/**
   * Author : Ritesh Sinha(sinha.riteshk@limespot.co.in)
   * For putting the autoresponder popups at appropriate position
   */
//	function callFloatAutoRespond(pWidth)
//	{
//		var winL = (screen.width - pWidth) / 2;
//		var winH = "90";
//
//
//		var floatingDiv = document.getElementById("floatingDiv");
//		var floatContainer = document.getElementById("floatContainer");
//		var floatContent = document.getElementById("floatContent");
//
//		floatingDiv.style.display="";
//		floatContainer.style.display="";
//		floatContent.style.display="";
//
//		floatContainer.style.width = pWidth;
//
//		floatContainer.style.left=winL;
//		floatContainer.style.top=winH;
//
//		var quota = document.getElementById("quota");
//		var forwarding = document.getElementById("forwarding");
//		var alias = document.getElementById("alias");
//		var autoRespond = document.getElementById("autoRespond");
//		var processQuota = document.getElementById("processQuota");
//
//
//		quota.style.display="none";
//		forwarding.style.display="none";
//		alias.style.display="none";
//		autoRespond.style.display="";
//
//		processQuota.style.display="none";
//	}


function checkBackUp(form_id){
  if(!checkFields(form_id) || !checkNumberFields(form_id)
    || !billing_checks()){
    return false;
  }
  return true;
}

//TODO : Factor out the common code in the following two functions to
// create another function.
/*
 * Refactored by Chandranshu
 * This function now accepts the id of the text box to be used
 *  for a domain name or similar inputs that may or may not have
 *  the TLDs typed in.
 */

function correct_domain_format(value){
  domain_text = value;
  domain_text = domain_text.replace(/^\s+|\s+$/g,"") ;
  reg = /^[\w\d][\w\d\-\.]*[\w\d]$/;
  return (!((!(reg.test(domain_text))||(/_/.test(domain_text))) || (/^(xn--)/.test(domain_text))))
}

function domain_text_verify(domain_text_box_id) {
  domain_text = $(domain_text_box_id).value;
  domain_text = domain_text.replace(/^\s+|\s+$/g,"") ;
  reg = /^[\w\d][\w\d\-\.]*[\w\d]$/;
  if (!(reg.test(domain_text))||(/_/.test(domain_text))) {
    refreshNotices("Please Enter a correct Domain Name. It should consist of letters, numbers or hyphens(-) only");
    return false;
  }
  if (/^(xn--)/.test(domain_text)){
    refreshNotices("We do not support international domain names");
    return false;
  }
  return true;
}


function transfer_verify(domain_id, auth_code_id) {
  domain_text = $(domain_id).value;
  domain_text = domain_text.replace(/^\s+|\s+$/g,"") ;
  reg = /^[\w\d][\w\d\-\.]*[\w\d]$/;
  if (!(reg.test(domain_text))||(/_/.test(domain_text))) {
    refreshNotices("Please Enter a correct Domain Name. It should consist of letters, numbers or hyphens(-) only");
    return false;
  }
  if (/^(xn--)/.test(domain_text)){
    refreshNotices("We do not support international domain names");
    return false;
  }
  auth_code_length = $(auth_code_id).value.length;
  if (auth_code_length < 6 || auth_code_length > 16) {
    refreshNotices("Authorization Code should be from 6 to 16 characters");
    return false;
  }
  return true;
}
addLoadEvent(prepareInputsForDescription);

function createCookie(name,value) {
  document.cookie = name+"="+value+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}


function toggleSelect(selectorId,className){
  boxes = $$("." + className);
  state = $(selectorId).checked
  for(var i=0;i<boxes.length;i++){
    boxes[i].checked = state ;
  }
}
function validate_home_dir_form(form_id, home_dir)
{
  home_dir = trim(home_dir);
  if (home_dir.length!=0 )
    return dirtyForm(form_id) && validate_hosting_path(home_dir);
  else
    return dirtyForm(form_id)
}

function removeCharacters(str) {
  re = /\$|,|@|#|~|`|\%|\*|\^|\&|\(|\)|\+|\=|\[|\-|\_|\]|\[|\}|\{|\;|\:|\'|\"|\<|\>|\?|\||\\|\!|\$|\./g;
  return str.replace(re, "");
}

function validate_hosting_path(path){
  path=trim(path);
  var re = /^[a-zA-Z0-9_\/\.-]+$/;
  var re1 = /\.\./;
  var match = re.exec(path);

  if(path.length == 0){
    refreshNotices("File/Directory name should not be empty.");
    return false;
  }
  if(match == null){
    refreshNotices("Invalid File/Directory name. Only alpahbet, numbers, - . and _ are allowed. Additionally, you can use '/' to denote subdirectories. White spaces, .. and other special characters are not allowed.");
    return false;
  }
  var match1 = re1.exec(path)
  if(match1 !=null ){
    refreshNotices("Path should not contain '..'");
    return false;
  }
  return true;
}
function validate_path(path)
{
  if(path.length == 0){
    refreshNotices("Name cannot be blank");
    return false;
  }else{
    var re = /^[a-zA-Z0-9_\/\.-]+$/;
    var re1 = /\.\./;
    var match = re.exec(path);
    if(match == null){
      refreshNotices("Only alpahbets, numbers, - . and _ are allowed. White spaces and other special characters are not allowed.");
      return false;
    }
    var match1 = re1.exec(path)
    if(match1 !=null ){
      refreshNotices("Path should not contain '..' ");
      return false;
    }
  }
  return true;
}

function validate_password_confirmation(password, confirm_password){
  if(password != confirm_password){
    refreshNotices("Confirmed password did not match");
    return false;
  }else{
    if(password.length==0){
      refreshNotices("Empty password not allowed");
      return false;
    }else{
      if(password.length<6){
        refreshNotices("Password should be atleast 6 characters long.");
        return false;
      }
    }
  }
  return true;
}


function validate_create_ftp_user(username,password, confirm_password, home_dir){
  home_dir = trim(home_dir);
  var msg = "" ;
  var flag = true;
  if(username.length==0){
    msg += "Empty username. <br><br>";
    flag = false;
  }else{
    var re = new RegExp("^(/)?([a-zA-Z0-9-_]+)$");
    var match = re.exec(username);
    if(match == null){
      msg += ("Invalid user name. Please use only letters, numbers and '_' .<br><br>");
      flag = false;
    }
  }
  if(password.length>16){
    msg += "Password cannot be greater than 16 characters. <br><br>";
    flag = false;
  }else{
    if(password.length<6){
      if(password.length == 0){
        msg += "Password cannot be empty <br><br>";
        flag = false;
      }else{
        msg += "Password too short, please use atleast 6 characters <br><br>";
        flag = false;
      }
    }
  }

  if(password != confirm_password){
    msg += "Password confirmation did not match. <br><br>";
    flag = false;
  }

  if(home_dir.length != 0){
    if (!validate_hosting_path(home_dir)){
      msg += "Invalid File/Directory name. Only letters, numbers, - . and _ are allowed. Additionally, you can use '/' to denote subdirectories. White spaces, .. and other special characters are not allowed.<br><br>";
      flag = false;
    }
  }

  if(flag == false){
    refreshNotices(msg);
    return false;
  }
  return true;
}

function activate_rename_div(filename, dirname, website)
{
  var renameForm = '<input id="new_file_name_'+ filename +'" type="text" size="20" value="' + filename + '" name="new_file_name_'+ filename +'" onkeypress="if(event.keyCode==13){submit_rename_form('+ "'"+ filename + "','" + dirname + "'," + website + ');return false;}">';
  renameForm += ' <input type="image" src="/images/btn_rename.gif" align="absmiddle" value="Rename" onClick="submit_rename_form('+ "'"+ filename + "','" + dirname + "'," + website + ');return false;">';
  renameForm += ' <input class="btnCancelSmall" type="button" onclick="cancel_rename('+ "'"+ filename + "'" + ');" value="Cancel">';

  $(filename + '_edit').innerHTML = renameForm;
  $(filename + '_val').hide();
  $(filename + '_edit').show();
  $('new_file_name_' + filename).focus();

  return renameForm;
}

function cancel_rename(filename)
{
  $(filename + '_edit').innerHTML = "";
  $(filename + '_edit').hide();
  $(filename + '_val').show();
}

function submit_rename_form(filename, dirname, website)
{
  var f = $('rename_form');
  f.style.display = 'none';

  var new_name_txt_field = $('new_file_name');
  var old_name_field = $('file_name_existing');
  new_name_txt_field.value = $('new_file_name_' + filename).value;
  old_name_field.value = filename;
  if(validate_rename_path(new_name_txt_field.value))
    f.submit();
}

function validate_rename_path(path){
  if(validate_path(path)){
    var re = /\//;
    var match = re.exec(path)
    if(match !=null ){
      refreshNotices("New name can not contain '/'");
      return false;
    }
    else
      return true;
  }
  else return false;
}

function hideDbTexts(){

  $('db_list_text').hide();
  $('user_list_text').hide();
  $('create_db_text').style.display="none";
  $('create_user_text').style.display="none";

}

function showDbLinks(){
  $('db_list_link').show();
  $('user_list_link').show();
  $('create_db_link').style.display="";
  $('create_user_link').style.display="";
}

function activateDbTab(){
  $('mainTable').show();
  $('userlist').hide();
  $('usertext').hide();
  $('create_new_db').hide();
  $('create_db_user').hide();
  $('dblist').show();
  $('dbtext').show();
  hideDbTexts();
  showDbLinks();
  $('db_list_link').hide();
  $('db_list_text').show();
}

function activateDbUserTab(){
  $('mainTable').show();
  $('dblist').hide();
  $('dbtext').hide();
  $('create_new_db').hide();
  $('create_db_user').hide();
  $('usertext').show();
  $('userlist').show();
  hideDbTexts();
  showDbLinks();
  $('user_list_link').hide();
  $('user_list_text').show();
}

function activateCreateDbUserTab(){
  $('mainTable').hide();
  $('create_new_db').hide();
  $('create_db_user').show();
  $('username').focus();
  hideDbTexts();
  showDbLinks();
  $('create_user_link').style.display="none";
  $('create_user_text').style.display="";
}

function activateCreateDbTab(){
  $('mainTable').hide();
  $('create_db_user').hide();
  $('create_new_db').show();
  $('dbname').focus();
  hideDbTexts();
  showDbLinks();
  $('create_db_link').style.display="none";
  $('create_db_text').style.display="";
}

function highLightDbDiv(id){
  $('change_password').hide();
  if(id == "dblist")
    activateDbTab();
  if(id == "userlist")
    activateDbUserTab();
  if(id == "create_new_dbuser_link")
    activateCreateDbUserTab();
  if(id == "create_new_db_link")
    activateCreateDbTab();
  return false;
}

function showDatabaseOptions(){
  $('dbname').disabled = false;
  $('dbuser').disabled = false;
  $('dbpasswd').disabled = false;
  $('dbpasswd_confirm').disabled = false;
  $('database_options').style.display='';
}

function hideDatabaseOptions(){
  $('dbname').disabled = true;
  $('dbuser').disabled = true;
  $('dbpasswd').disabled = true;
  $('dbpasswd_confirm').disabled = true;
  $('database_options').style.display='none';
}

function populateBlogInstallForm(){
  var domainNameField = $('domainNameTxt');
  var url;
  if($('public_account') && $('public_account').checked){
    url = $('public_domain_name').value + ".limedemo.com";
  }
  if($('local_account') && $('local_account').checked){
    url = $('local_account_domain').value;
  }
  if ($("outside_account").checked){
    url = $('outside_domain_name').value;
  }
  url = url.replace(new RegExp(/^http\:\/\/|^https\:\/\/|^ftp\:\/\//i),"");
  url = url.replace(new RegExp(/^www\./i),"");
  domainNameField.value = "http://" + url + "/" ;
// closeFloatsCart('domainName');
}
function populatepasswordfield(div,passwd_div){
  passwd_div.value = div.value
}

function subDomain(url) {
  // IF THERE, REMOVE WHITE SPACE FROM BOTH ENDS
  url = url.replace(new RegExp(/^\s+/),""); // START
  url = url.replace(new RegExp(/\s+$/),""); // END

  // IF FOUND, CONVERT BACK SLASHES TO FORWARD SLASHES
  url = url.replace(new RegExp(/\\/g),"/");

  // IF THERE, REMOVES 'http://', 'https://' or 'ftp://' FROM THE START
  url = url.replace(new RegExp(/^http\:\/\/|^https\:\/\/|^ftp\:\/\//i),"");

  // IF THERE, REMOVES 'www.' FROM THE START OF THE STRING
  url = url.replace(new RegExp(/^www\./i),"");

  // REMOVE COMPLETE STRING FROM FIRST FORWARD SLASH ON
  url = url.replace(new RegExp(/\/(.*)/),"");

  // REMOVES '.??.??' OR '.???.??' FROM END - e.g. '.CO.UK', '.COM.AU'
  if (url.match(new RegExp(/\.[a-z]{2,3}\.[a-z]{2}$/i))) {
    url = url.replace(new RegExp(/\.[a-z]{2,3}\.[a-z]{2}$/i),"");

  // REMOVES '.??' or '.???' or '.????' FROM END - e.g. '.US', '.COM', '.INFO'
  } else if (url.match(new RegExp(/\.[a-z]{2,4}$/i))) {
    url = url.replace(new RegExp(/\.[a-z]{2,4}$/i),"");
  }

  // CHECK TO SEE IF THERE IS A DOT '.' LEFT IN THE STRING
  var subDomain = (url.match(new RegExp(/\./g))) ? true : false;

  return(subDomain);
}

function trim(a){
  a = a.replace(/^\s+/, '');
  a = a.replace(/\s+$/, '');
  return a;
}
function showCreateDBUserDiv(){
  $('selectDBUser').hide();
  $('createDBUser').show();
  $('dbusername').disabled=false;
  $('dbusername').focus();
  if($('dbuser'))
    $('dbuser').disabled=true;
}
function hideCreateDBUserDiv(){
  $('createDBUser').hide();
  $('selectDBUser').show();
  $('dbusername').disabled=true;
  if($('dbuser')){
    $('dbuser').disabled=false;
    $('dbuser').focus();
  }
}

function showCreateDBDiv(){
  $('selectDB').hide();
  $('createDB').show();
  $('dbnameTxt').disabled=false;
  $('dbnameTxt').focus();
  if($('dbname'))
    $('dbname').disabled=true;
}
function hideCreateDBDiv(){
  $('createDB').hide();
  $('selectDB').show();
  $('dbnameTxt').disabled=true;
  if($('dbname')){
    $('dbname').disabled=false;
    $('dbname').focus();
  }
}

function hide_subdomain_input(){
  $$('input[class="demo"]').each(function(s) {
    s.disabled = true;
  });
  $('demo_input_div').hide();
}

function hide_userowned_input(){
  $$('input[class="userowned"]').each(function(s) {
    s.disabled = true;
  });
  $('userdomain_input_div').hide();
}

function hide_domainsearch_input(){
  $('domain_search_box').disabled = true;
  $('tld_select_hosting').disabled = true;
  $('search_domain').disabled = true;
  $('newdomain_input_div').hide();
  if($('boxDBL'))
    $('boxDBL').hide();
}

function changeDomainType(){
  var selected_app = $('app_id').options[$('app_id').selectedIndex].id;
  hide_subdomain_input();
  hide_userowned_input();
  hide_domainsearch_input();
  if($('domain_type_subdomain').checked){
    $('subdomain').disabled = false;
    //      $('setup_demo_blog').disabled = false;
    //$('setup_demo_customize').disabled = false;
    $$('#demo_'+ selected_app + '_partial input[class="demo"]').each(function(s) {
      s.disabled = false;
    });

    $('demo_input_div').show();
    $('subdomain').focus();
    // unhide the continue button and enable it
    $('continue_not_new').disabled = false;
    $('continue_not_new').show();
  }

  if($('domain_type_userowned').checked){
    $('user_domain').disabled = false;
    //     $('setup_user_blog').disabled = false;
    //   $('setup_user_customize').disabled = false;
    $$('#userowned_'+ selected_app + '_partial input[class="userowned"]').each(function(s) {
      s.disabled = false;
    });

    $('userdomain_input_div').show();
    $('user_domain').focus();
    $('continue_not_new').disabled = false;
    $('continue_not_new').show();
  }

  if($('domain_type_new').checked){
    $('domain_search_box').disabled = false;
    $('tld_select_hosting').disabled = false;
    $('search_domain').disabled = false;
    $('newdomain_input_div').show();
    $('domain_search_box').focus();
    if($('boxDBL'))
      $('boxDBL').blindDown();
    $('continue_not_new').disabled = true;
    $('continue_not_new').hide();
  }
}

function show_explanation(show_div,hide_class){
  explanations = $$("."+hide_class);
  for(i=0;i<explanations.length;i++)
  {
    explanations[i].style.display="none";
  }
  $(show_div+"_text").style.display="";
}

function showHideInputDivs(apps_combo_box)
{
  var selected_app = apps_combo_box.options[apps_combo_box.selectedIndex].id;
  //show_explanation(selected_app,'explanation');
  // hide all application specific inputs
  $$('div[class="partials_div"]').each(function(s) {
    s.hide();
  });
  changeDomainType();

  $('demo_'+ selected_app + '_partial').show();
  $('userowned_'+ selected_app + '_partial').show();
}

function ValidateNameAndIp(name_id,ip_id){
  subdomain = $(name_id).value
  var reg = /^([\w\d]([\w\d\-]*[\w\d])?\.)*[\w\d]([\w\d\-]*[\w\d])?$/ ;
  valid_subdomain = !(!reg.test(subdomain) || /_/.test(subdomain));
  if(!valid_subdomain){
    refreshNotices(subdomain + " is not a valid name.");
    return false;
  }
  else
    return validateIPAddr($(ip_id).value);
}

function confirm_mailinglist_delete(){
  var form_id = $('form_id').value;
  var form_name = 'delete_listuser_' + form_id;
  $(form_name).submit();
}

function show_mailinglist_confirmation(i,username){
  $('form_id').value = i;
  $('warning').innerHTML = 'Are you sure you want to delete user ' + username + ' ?';
  callFloats('700','userDeleteFromMailingList');
}


function showAddNewUser(obj){
  var showaddlist = $('showaddlist');
  var adduser = $('adduser');

  showaddlist.style.display='none';
  adduser.style.display='';
}


function hideAddNewUser(obj){
  var showaddlist = $('showaddlist');
  var adduser = $('adduser');
  showaddlist.style.display='';
  adduser.style.display='none';
}

function showMe (it, box) {
  var vis = (box.checked) ? "block" : "none";
  document.getElementById(it).style.display = vis;
}

function website_details(website_div_id,website_row_id){    
  elements = document.getElementsByClassName('ctrl_tr_over padtop_bottom')
  row_elements = document.getElementsByClassName('web_row_details')
  for(i=0;i<elements.length;i++){
    elements[i].setAttribute("class", 'ctrl_tr_on');
  }
  for(i=0;i<row_elements.length;i++){
    row_elements[i].hide();
  }
  $(website_row_id).setAttribute("class", 'ctrl_tr_over padtop_bottom');
  $(website_div_id).show();
}

function toggle_plan_details(plan_details_div_id,arrow1_div_id,arrow2_div_id){
  div_element = $(plan_details_div_id);
  arrow1 = $(arrow1_div_id);
  arrow2 = $(arrow2_div_id);
    
  if(div_element.style.display == 'none')
    div_element.style.display = "";
  else
    div_element.style.display = 'none';
  if(arrow1.style.display == 'none')
    arrow1.style.display = "";
  else
    arrow1.style.display = 'none';
  if(arrow2.style.display == 'none')
    arrow2.style.display = "";
  else
    arrow2.style.display = 'none';
  elements = document.getElementsByClassName('rename')
  for(i=0;i<elements.length;i++){
    elements[i].hide();
  }
}
function toggle_rename_div(div_id){
  elements = document.getElementsByClassName('rename')
  for(i=0;i<elements.length;i++){
    elements[i].hide();
  }
  $(div_id).show();

}




// substr_count

function substr_count (haystack, needle, offset, length)
{
  var pos = 0, cnt = 0;

  haystack += '';
  needle += '';
  if (isNaN(offset)) {
    offset = 0;
  }
  if (isNaN(length)) {
    length = 0;
  }
  offset--;

  while ((offset = haystack.indexOf(needle, offset+1)) != -1){
    if (length > 0 && (offset+needle.length) > length){
      return false;
    } else{
      cnt++;
    }
  }

  return cnt;
}

// test_ipv4
// Test for a valid dotted IPv4 address

function test_ipv4(ip)
{
  var match = ip.match(/(([1-9]?[0-9]|1[0-9]{2}|2[0-4][0-9]|255[0-5])\.){3}([1-9]?[0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])/);
  return match != null;
}

// test_ipv6

function validateIPv6Addr(ip)
{
  // Test for empty address
  if (ip.length<3)
  {
    return ip == "::";
  }

  // Check if part is in IPv4 format
  if (ip.indexOf('.')>0)
  {
    lastcolon = ip.lastIndexOf(':');

    if (!(lastcolon && test_ipv4(ip.substr(lastcolon + 1))))
    {return false;}

    // replace IPv4 part with dummy
    ip = ip.substr(0, lastcolon) + ':0:0';
  }

  // Check uncompressed
  if (ip.indexOf('::')<0)
  {
    var match = ip.match(/^(?:[a-f0-9]{1,4}:){7}[a-f0-9]{1,4}$/i);
    if (match != null){
      return true;      
    }
    else
    {return false;}

  }

  // Check colon-count for compressed format
  if (substr_count(ip, ':')< 8)
  {
    var match = ip.match(/^(?::|(?:[a-f0-9]{1,4}:)+):(?:(?:[a-f0-9]{1,4}:)*[a-f0-9]{1,4})?$/i);
    if (match != null){
      return true;
    }
    else
    {
     
      return false;
    }
  }

  return true;
}


var offsetfromcursorX=12 //Customize x offset of tooltip
var offsetfromcursorY=10 //Customize y offset of tooltip

var offsetdivfrompointerX=10 //Customize x offset of tooltip DIV relative to pointer image
var offsetdivfrompointerY=14 //Customize y offset of tooltip DIV relative to pointer image. Tip: Set it to (height_of_pointer_image-1).

document.write('<div id="dhtmltooltip"></div>') //write out tooltip DIV
document.write('<img id="dhtmlpointer" src="/images/arrow2.gif">') //write out pointer image

var ie=document.all
var ns6=document.getElementById && !document.all
var enabletip=false
if (ie||ns6)
var tipobj=document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : ""

var pointerobj=document.all? document.all["dhtmlpointer"] : document.getElementById? document.getElementById("dhtmlpointer") : ""

function ietruebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function ddrivetip(thetext, thewidth, thecolor){
if (ns6||ie){
if (typeof thewidth!="undefined") tipobj.style.width=thewidth+"px"
if (typeof thecolor!="undefined" && thecolor!="") tipobj.style.backgroundColor=thecolor
tipobj.innerHTML=thetext
enabletip=true
return false
}
}

function positiontip(e){
if (enabletip){
var nondefaultpos=false
var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;
var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;
//Find out how close the mouse is to the corner of the window
var winwidth=ie&&!window.opera? ietruebody().clientWidth : window.innerWidth-20
var winheight=ie&&!window.opera? ietruebody().clientHeight : window.innerHeight-20

var rightedge=ie&&!window.opera? winwidth-event.clientX-offsetfromcursorX : winwidth-e.clientX-offsetfromcursorX
var bottomedge=ie&&!window.opera? winheight-event.clientY-offsetfromcursorY : winheight-e.clientY-offsetfromcursorY

var leftedge=(offsetfromcursorX<0)? offsetfromcursorX*(-1) : -1000

//if the horizontal distance isn't enough to accomodate the width of the context menu
if (rightedge<tipobj.offsetWidth){
//move the horizontal position of the menu to the left by it's width
tipobj.style.left=curX-tipobj.offsetWidth+"px"
nondefaultpos=true
}
else if (curX<leftedge)
tipobj.style.left="5px"
else{
//position the horizontal position of the menu where the mouse is positioned
tipobj.style.left=curX+offsetfromcursorX-offsetdivfrompointerX+"px"
pointerobj.style.left=curX+offsetfromcursorX+"px"
}

//same concept with the vertical position
if (bottomedge<tipobj.offsetHeight){
tipobj.style.top=curY-tipobj.offsetHeight-offsetfromcursorY+"px"
nondefaultpos=true
}
else{
tipobj.style.top=curY+offsetfromcursorY+offsetdivfrompointerY+"px"
pointerobj.style.top=curY+offsetfromcursorY+"px"
}
tipobj.style.visibility="visible"
if (!nondefaultpos)
pointerobj.style.visibility="visible"
else
pointerobj.style.visibility="hidden"
}
}

function hideddrivetip(){
if (ns6||ie){
enabletip=false
tipobj.style.visibility="hidden"
pointerobj.style.visibility="hidden"
tipobj.style.left="-1000px"
tipobj.style.backgroundColor=''
tipobj.style.width=''
}
}

document.onmousemove=positiontip


// LiveValidation 1.3 (standalone version)
// Copyright (c) 2007-2008 Alec Hill (www.livevalidation.com)
// LiveValidation is licensed under the terms of the MIT License
var LiveValidation=function(B,A){this.initialize(B,A);};LiveValidation.VERSION="1.3 standalone";LiveValidation.TEXTAREA=1;LiveValidation.TEXT=2;LiveValidation.PASSWORD=3;LiveValidation.CHECKBOX=4;LiveValidation.SELECT=5;LiveValidation.FILE=6;LiveValidation.massValidate=function(C){var D=true;for(var B=0,A=C.length;B<A;++B){var E=C[B].validate();if(D){D=E;}}return D;};LiveValidation.prototype={validClass:"LV_valid",invalidClass:"LV_invalid",messageClass:"LV_validation_message",validFieldClass:"LV_valid_field",invalidFieldClass:"LV_invalid_field",initialize:function(D,C){var A=this;if(!D){throw new Error("LiveValidation::initialize - No element reference or element id has been provided!");}this.element=D.nodeName?D:document.getElementById(D);if(!this.element){throw new Error("LiveValidation::initialize - No element with reference or id of '"+D+"' exists!");}this.validations=[];this.elementType=this.getElementType();this.form=this.element.form;var B=C||{};this.validMessage=B.validMessage||"Thankyou!";var E=B.insertAfterWhatNode||this.element;this.insertAfterWhatNode=E.nodeType?E:document.getElementById(E);this.onValid=B.onValid||function(){this.insertMessage(this.createMessageSpan());this.addFieldClass();};this.onInvalid=B.onInvalid||function(){this.insertMessage(this.createMessageSpan());this.addFieldClass();};this.onlyOnBlur=B.onlyOnBlur||false;this.wait=B.wait||0;this.onlyOnSubmit=B.onlyOnSubmit||false;if(this.form){this.formObj=LiveValidationForm.getInstance(this.form);this.formObj.addField(this);}this.oldOnFocus=this.element.onfocus||function(){};this.oldOnBlur=this.element.onblur||function(){};this.oldOnClick=this.element.onclick||function(){};this.oldOnChange=this.element.onchange||function(){};this.oldOnKeyup=this.element.onkeyup||function(){};this.element.onfocus=function(F){A.doOnFocus(F);return A.oldOnFocus.call(this,F);};if(!this.onlyOnSubmit){switch(this.elementType){case LiveValidation.CHECKBOX:this.element.onclick=function(F){A.validate();return A.oldOnClick.call(this,F);};case LiveValidation.SELECT:case LiveValidation.FILE:this.element.onchange=function(F){A.validate();return A.oldOnChange.call(this,F);};break;default:if(!this.onlyOnBlur){this.element.onkeyup=function(F){A.deferValidation();return A.oldOnKeyup.call(this,F);};}this.element.onblur=function(F){A.doOnBlur(F);return A.oldOnBlur.call(this,F);};}}},destroy:function(){if(this.formObj){this.formObj.removeField(this);this.formObj.destroy();}this.element.onfocus=this.oldOnFocus;if(!this.onlyOnSubmit){switch(this.elementType){case LiveValidation.CHECKBOX:this.element.onclick=this.oldOnClick;case LiveValidation.SELECT:case LiveValidation.FILE:this.element.onchange=this.oldOnChange;break;default:if(!this.onlyOnBlur){this.element.onkeyup=this.oldOnKeyup;}this.element.onblur=this.oldOnBlur;}}this.validations=[];this.removeMessageAndFieldClass();},add:function(A,B){this.validations.push({type:A,params:B||{}});return this;},remove:function(B,D){var E=false;for(var C=0,A=this.validations.length;C<A;C++){if(this.validations[C].type==B){if(this.validations[C].params==D){E=true;break;}}}if(E){this.validations.splice(C,1);}return this;},deferValidation:function(B){if(this.wait>=300){this.removeMessageAndFieldClass();}var A=this;if(this.timeout){clearTimeout(A.timeout);}this.timeout=setTimeout(function(){A.validate();},A.wait);},doOnBlur:function(A){this.focused=false;this.validate(A);},doOnFocus:function(A){this.focused=true;this.removeMessageAndFieldClass();},getElementType:function(){switch(true){case (this.element.nodeName.toUpperCase()=="TEXTAREA"):return LiveValidation.TEXTAREA;case (this.element.nodeName.toUpperCase()=="INPUT"&&this.element.type.toUpperCase()=="TEXT"):return LiveValidation.TEXT;case (this.element.nodeName.toUpperCase()=="INPUT"&&this.element.type.toUpperCase()=="PASSWORD"):return LiveValidation.PASSWORD;case (this.element.nodeName.toUpperCase()=="INPUT"&&this.element.type.toUpperCase()=="CHECKBOX"):return LiveValidation.CHECKBOX;case (this.element.nodeName.toUpperCase()=="INPUT"&&this.element.type.toUpperCase()=="FILE"):return LiveValidation.FILE;case (this.element.nodeName.toUpperCase()=="SELECT"):return LiveValidation.SELECT;case (this.element.nodeName.toUpperCase()=="INPUT"):throw new Error("LiveValidation::getElementType - Cannot use LiveValidation on an "+this.element.type+" input!");default:throw new Error("LiveValidation::getElementType - Element must be an input, select, or textarea!");}},doValidations:function(){this.validationFailed=false;for(var C=0,A=this.validations.length;C<A;++C){var B=this.validations[C];switch(B.type){case Validate.Presence:case Validate.Confirmation:case Validate.Acceptance:this.displayMessageWhenEmpty=true;this.validationFailed=!this.validateElement(B.type,B.params);break;default:this.validationFailed=!this.validateElement(B.type,B.params);break;}if(this.validationFailed){return false;}}this.message=this.validMessage;return true;},validateElement:function(A,C){var D=(this.elementType==LiveValidation.SELECT)?this.element.options[this.element.selectedIndex].value:this.element.value;if(A==Validate.Acceptance){if(this.elementType!=LiveValidation.CHECKBOX){throw new Error("LiveValidation::validateElement - Element to validate acceptance must be a checkbox!");}D=this.element.checked;}var E=true;try{A(D,C);}catch(B){if(B instanceof Validate.Error){if(D!==""||(D===""&&this.displayMessageWhenEmpty)){this.validationFailed=true;this.message=B.message;E=false;}}else{throw B;}}finally{return E;}},validate:function(){if(!this.element.disabled){var A=this.doValidations();if(A){this.onValid();return true;}else{this.onInvalid();return false;}}else{return true;}},enable:function(){this.element.disabled=false;return this;},disable:function(){this.element.disabled=true;this.removeMessageAndFieldClass();return this;},createMessageSpan:function(){var A=document.createElement("span");var B=document.createTextNode(this.message);A.appendChild(B);return A;},insertMessage:function(B){this.removeMessage();if((this.displayMessageWhenEmpty&&(this.elementType==LiveValidation.CHECKBOX||this.element.value==""))||this.element.value!=""){var A=this.validationFailed?this.invalidClass:this.validClass;B.className+=" "+this.messageClass+" "+A;if(this.insertAfterWhatNode.nextSibling){this.insertAfterWhatNode.parentNode.insertBefore(B,this.insertAfterWhatNode.nextSibling);}else{this.insertAfterWhatNode.parentNode.appendChild(B);}}},addFieldClass:function(){this.removeFieldClass();if(!this.validationFailed){if(this.displayMessageWhenEmpty||this.element.value!=""){if(this.element.className.indexOf(this.validFieldClass)==-1){this.element.className+=" "+this.validFieldClass;}}}else{if(this.element.className.indexOf(this.invalidFieldClass)==-1){this.element.className+=" "+this.invalidFieldClass;}}},removeMessage:function(){var A;var B=this.insertAfterWhatNode;while(B.nextSibling){if(B.nextSibling.nodeType===1){A=B.nextSibling;break;}B=B.nextSibling;}if(A&&A.className.indexOf(this.messageClass)!=-1){this.insertAfterWhatNode.parentNode.removeChild(A);}},removeFieldClass:function(){if(this.element.className.indexOf(this.invalidFieldClass)!=-1){this.element.className=this.element.className.split(this.invalidFieldClass).join("");}if(this.element.className.indexOf(this.validFieldClass)!=-1){this.element.className=this.element.className.split(this.validFieldClass).join(" ");}},removeMessageAndFieldClass:function(){this.removeMessage();this.removeFieldClass();}};var LiveValidationForm=function(A){this.initialize(A);};LiveValidationForm.instances={};LiveValidationForm.getInstance=function(A){var B=Math.random()*Math.random();if(!A.id){A.id="formId_"+B.toString().replace(/\./,"")+new Date().valueOf();}if(!LiveValidationForm.instances[A.id]){LiveValidationForm.instances[A.id]=new LiveValidationForm(A);}return LiveValidationForm.instances[A.id];};LiveValidationForm.prototype={initialize:function(B){this.name=B.id;this.element=B;this.fields=[];this.oldOnSubmit=this.element.onsubmit||function(){};var A=this;this.element.onsubmit=function(C){return(LiveValidation.massValidate(A.fields))?A.oldOnSubmit.call(this,C||window.event)!==false:false;};},addField:function(A){this.fields.push(A);},removeField:function(C){var D=[];for(var B=0,A=this.fields.length;B<A;B++){if(this.fields[B]!==C){D.push(this.fields[B]);}}this.fields=D;},destroy:function(A){if(this.fields.length!=0&&!A){return false;}this.element.onsubmit=this.oldOnSubmit;LiveValidationForm.instances[this.name]=null;return true;}};var Validate={Presence:function(B,C){var C=C||{};var A=C.failureMessage||"This field cannot be empty";if(B===""||B===null||B===undefined){Validate.fail(A);}return true;},Numericality:function(J,E){var A=J;var J=Number(J);var E=E||{};var F=((E.minimum)||(E.minimum==0))?E.minimum:null;var C=((E.maximum)||(E.maximum==0))?E.maximum:null;var D=((E.is)||(E.is==0))?E.is:null;var G=E.notANumberMessage||"Must be a number!";var H=E.notAnIntegerMessage||"Must be an integer!";var I=E.wrongNumberMessage||"Must be "+D+"!";var B=E.tooLowMessage||"Must not be less than "+F+"!";var K=E.tooHighMessage||"Must not be more than "+C+"!";if(!isFinite(J)){Validate.fail(G);}if(E.onlyInteger&&(/\.0+$|\.$/.test(String(A))||J!=parseInt(J))){Validate.fail(H);}switch(true){case (D!==null):if(J!=Number(D)){Validate.fail(I);}break;case (F!==null&&C!==null):Validate.Numericality(J,{tooLowMessage:B,minimum:F});Validate.Numericality(J,{tooHighMessage:K,maximum:C});break;case (F!==null):if(J<Number(F)){Validate.fail(B);}break;case (C!==null):if(J>Number(C)){Validate.fail(K);}break;}return true;},Format:function(C,E){var C=String(C);var E=E||{};var A=E.failureMessage||"Not valid!";var B=E.pattern||/./;var D=E.negate||false;if(!D&&!B.test(C)){Validate.fail(A);}if(D&&B.test(C)){Validate.fail(A);}return true;},Email:function(B,C){var C=C||{};var A=C.failureMessage||"Must be a valid email address!";Validate.Format(B,{failureMessage:A,pattern:/^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i});return true;},Length:function(F,G){var F=String(F);var G=G||{};var E=((G.minimum)||(G.minimum==0))?G.minimum:null;var H=((G.maximum)||(G.maximum==0))?G.maximum:null;var C=((G.is)||(G.is==0))?G.is:null;var A=G.wrongLengthMessage||"Must be "+C+" characters long!";var B=G.tooShortMessage||"Must not be less than "+E+" characters long!";var D=G.tooLongMessage||"Must not be more than "+H+" characters long!";switch(true){case (C!==null):if(F.length!=Number(C)){Validate.fail(A);}break;case (E!==null&&H!==null):Validate.Length(F,{tooShortMessage:B,minimum:E});Validate.Length(F,{tooLongMessage:D,maximum:H});break;case (E!==null):if(F.length<Number(E)){Validate.fail(B);}break;case (H!==null):if(F.length>Number(H)){Validate.fail(D);}break;default:throw new Error("Validate::Length - Length(s) to validate against must be provided!");}return true;},Inclusion:function(H,F){var F=F||{};var K=F.failureMessage||"Must be included in the list!";var G=(F.caseSensitive===false)?false:true;if(F.allowNull&&H==null){return true;}if(!F.allowNull&&H==null){Validate.fail(K);}var D=F.within||[];if(!G){var A=[];for(var C=0,B=D.length;C<B;++C){var I=D[C];if(typeof I=="string"){I=I.toLowerCase();}A.push(I);}D=A;if(typeof H=="string"){H=H.toLowerCase();}}var J=false;for(var E=0,B=D.length;E<B;++E){if(D[E]==H){J=true;}if(F.partialMatch){if(H.indexOf(D[E])!=-1){J=true;}}}if((!F.negate&&!J)||(F.negate&&J)){Validate.fail(K);}return true;},Exclusion:function(A,B){var B=B||{};B.failureMessage=B.failureMessage||"Must not be included in the list!";B.negate=true;Validate.Inclusion(A,B);return true;},Confirmation:function(C,D){if(!D.match){throw new Error("Validate::Confirmation - Error validating confirmation: Id of element to match must be provided!");}var D=D||{};var B=D.failureMessage||"Does not match!";var A=D.match.nodeName?D.match:document.getElementById(D.match);if(!A){throw new Error("Validate::Confirmation - There is no reference with name of, or element with id of '"+D.match+"'!");}if(C!=A.value){Validate.fail(B);}return true;},Acceptance:function(B,C){var C=C||{};var A=C.failureMessage||"Must be accepted!";if(!B){Validate.fail(A);}return true;},Custom:function(D,E){var E=E||{};var B=E.against||function(){return true;};var A=E.aargs||{};var C=E.failureMessage||"Not valid!";if(!B(D,A)){Validate.fail(C);}return true;},now:function(A,D,C){if(!A){throw new Error("Validate::now - Validation function must be provided!");}var E=true;try{A(D,C||{});}catch(B){if(B instanceof Validate.Error){E=false;}else{throw B;}}finally{return E;}},fail:function(A){throw new Validate.Error(A);},Error:function(A){this.message=A;this.name="ValidationError";}};


// Password strength meter v1.0
// Matthew R. Miller - 2007
// www.codeandcoffee.com
// Based off of code from  http://www.intelligent-web.co.uk

// Settings
// -- Toggle to true or false, if you want to change what is checked in the password
var bCheckNumbers = true;
var bCheckUpperCase = true;
var bCheckLowerCase = true;
var bCheckPunctuation = true;
var nPasswordLifetime = 365;

// Check password
function checkPassword(strPassword)
{
	// Reset combination count
	nCombinations = 0;
	
	// Check numbers
	if (bCheckNumbers)
	{
		strCheck = "0123456789";
		if (doesContain(strPassword, strCheck) > 0) 
		{ 
        		nCombinations += strCheck.length; 
    		}
	}
	
	// Check upper case
	if (bCheckUpperCase)
	{
		strCheck = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
		if (doesContain(strPassword, strCheck) > 0) 
		{ 
        		nCombinations += strCheck.length; 
    		}
	}
	
	// Check lower case
	if (bCheckLowerCase)
	{
		strCheck = "abcdefghijklmnopqrstuvwxyz";
		if (doesContain(strPassword, strCheck) > 0) 
		{ 
        		nCombinations += strCheck.length; 
    		}
	}
	
	// Check punctuation
	if (bCheckPunctuation)
	{
		strCheck = ";:-_=+\|//?^&!.@$£#*()%~<>{}[]";
		if (doesContain(strPassword, strCheck) > 0) 
		{ 
        		nCombinations += strCheck.length; 
    		}
	}
	
	// Calculate
	// -- 500 tries per second => minutes 
    	var nDays = ((Math.pow(nCombinations, strPassword.length) / 500) / 2) / 86400;
 
	// Number of days out of password lifetime setting
	var nPerc = nDays / nPasswordLifetime;
	
	return nPerc;
}
 
// Runs password through check and then updates GUI 
function runPassword(strPassword, strFieldID) 
{
	// Check password
	nPerc = checkPassword(strPassword);
	
	 // Get controls
    	var ctlBar = $(strFieldID + "_bar"); 
    	var ctlText = $(strFieldID + "_text");
    	if (!ctlBar || !ctlText)
    		return;
    	
    	// Set new width
    	var nRound = Math.round(nPerc * 100);
	if (nRound < (strPassword.length * 5)) 
	{ 
		nRound += strPassword.length * 5; 
	}
	if (nRound > 100)
		nRound = 100;
    	ctlBar.style.width = nRound + "%";
 
 	// Color and text
 	if (nRound > 95)
 	{
 		strText = "Very Secure";
 		strColor = "#3bce08";
 	}
 	else if (nRound > 75)
 	{
 		strText = "Secure";
 		strColor = "orange";
	}
 	else if (nRound > 50)
 	{
 		strText = "Mediocre";
 		strColor = "#ffd801";
 	}
 	else
 	{
 		strColor = "red";
 		strText = "Insecure";
 	}
	ctlBar.style.backgroundColor = strColor;
	ctlText.innerHTML = "<span style='color: " + strColor + ";'>" + strText + "</span>";
}
 
// Checks a string for a list of characters
function doesContain(strPassword, strCheck)
 {
    	nCount = 0; 
 
	for (i = 0; i < strPassword.length; i++) 
	{
		if (strCheck.indexOf(strPassword.charAt(i)) > -1) 
		{ 
	        	nCount++; 
		} 
	} 
 
	return nCount; 
}