/*  Prototype JavaScript framework, version 1.5.1.1
 *  (c) 2005-2007 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
/*--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.5.1.1',

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

  BrowserFeatures: {
    XPath: !!document.evaluate,
    ElementExtensions: !!window.HTMLElement,
    SpecificElementExtensions:
      (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 }
};

var Class = {
  create: function() {
    return function() {
      this.initialize.apply(this, arguments);
    }
  }
};

var Abstract = new Object();

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

  toJSON: function(object) {
    var type = typeof object;
    switch(type) {
      case 'undefined':
      case 'function':
      case 'unknown': return;
      case 'boolean': return object.toString();
    }
    if (object === null) return 'null';
    if (object.toJSON) return object.toJSON();
    if (object.ownerDocument === document) return;
    var results = [];
    for (var property in object) {
      var value = Object.toJSON(object[property]);
      if (value !== undefined)
        results.push(property.toJSON() + ': ' + value);
    }
    return '{' + results.join(', ') + '}';
  },

  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);
  }
});

Function.prototype.bind = function() {
  var __method = this, args = $A(arguments), object = args.shift();
  return function() {
    return __method.apply(object, args.concat($A(arguments)));
  }
};

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

Object.extend(Number.prototype, {
  toColorPart: function() {
    return this.toPaddedString(2, 16);
  },

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

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

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

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

Date.prototype.toJSON = function() {
  return '"' + this.getFullYear() + '-' +
    (this.getMonth() + 1).toPaddedString(2) + '-' +
    this.getDate().toPaddedString(2) + 'T' +
    this.getHours().toPaddedString(2) + ':' +
    this.getMinutes().toPaddedString(2) + ':' +
    this.getSeconds().toPaddedString(2) + '"';
};

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;
  }
};

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

var PeriodicalExecuter = Class.create();
PeriodicalExecuter.prototype = {
  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);
  },

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

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.callback(this);
      } 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 = count === undefined ? 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 this;
  },

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = truncation === undefined ? '...' : truncation;
    return this.length > length ?
      this.slice(0, length - truncation.length) + truncation : 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 = document.createElement('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 (hash[key].constructor != Array) 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) {
    var result = '';
    for (var i = 0; i < count; i++) result += this;
    return result;
  },

  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.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);
  }
});

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

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

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

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

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

var Template = Class.create();
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
Template.prototype = {
  initialize: function(template, pattern) {
    this.template = template.toString();
    this.pattern  = pattern || Template.Pattern;
  },

  evaluate: function(object) {
    return this.template.gsub(this.pattern, function(match) {
      var before = match[1];
      if (before == '\\') return match[2];
      return before + String.interpret(object[match[3]]);
    });
  }
};

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

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

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

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

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

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

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

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

  grep: function(pattern, iterator) {
    var results = [];
    this.each(function(value, index) {
      var stringValue = value.toString();
      if (stringValue.match(pattern))
        results.push((iterator || Prototype.K)(value, index));
    })
    return results;
  },

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

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

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

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

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

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

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

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

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

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

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

  zip: function() {
    var iterator = Prototype.K, args = $A(arguments);
    if (typeof args.last() == 'function')
      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,
  member:  Enumerable.include,
  entries: Enumerable.toArray
});
var $A = Array.from = function(iterable) {
  if (!iterable) return [];
  if (iterable.toArray) {
    return iterable.toArray();
  } else {
    var results = [];
    for (var i = 0, length = iterable.length; i < length; i++)
      results.push(iterable[i]);
    return results;
  }
};

if (Prototype.Browser.WebKit) {
  $A = Array.from = function(iterable) {
    if (!iterable) return [];
    if (!(typeof iterable == 'function' && iterable == '[object NodeList]') &&
      iterable.toArray) {
      return iterable.toArray();
    } else {
      var results = [];
      for (var i = 0, length = iterable.length; i < length; i++)
        results.push(iterable[i]);
      return results;
    }
  }
};

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(value && value.constructor == Array ?
        value.flatten() : [value]);
    });
  },

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

  indexOf: function(object) {
    for (var i = 0, length = this.length; i < length; i++)
      if (this[i] == object) return i;
    return -1;
  },

  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;
    });
  },

  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 (value !== undefined) results.push(value);
    });
    return '[' + results.join(', ') + ']';
  }
});

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

function $w(string) {
  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 (arguments[i].constructor == Array) {
        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
          array.push(arguments[i][j]);
      } else {
        array.push(arguments[i]);
      }
    }
    return array;
  };
}
var Hash = function(object) {
  if (object instanceof Hash) this.merge(object);
  else Object.extend(this, object || {});
};

Object.extend(Hash, {
  toQueryString: function(obj) {
    var parts = [];
    parts.add = arguments.callee.addPair;

    this.prototype._each.call(obj, function(pair) {
      if (!pair.key) return;
      var value = pair.value;

      if (value && typeof value == 'object') {
        if (value.constructor == Array) value.each(function(value) {
          parts.add(pair.key, value);
        });
        return;
      }
      parts.add(pair.key, value);
    });

    return parts.join('&');
  },

  toJSON: function(object) {
    var results = [];
    this.prototype._each.call(object, function(pair) {
      var value = Object.toJSON(pair.value);
      if (value !== undefined) results.push(pair.key.toJSON() + ': ' + value);
    });
    return '{' + results.join(', ') + '}';
  }
});

Hash.toQueryString.addPair = function(key, value, prefix) {
  key = encodeURIComponent(key);
  if (value === undefined) this.push(key);
  else this.push(key + '=' + (value == null ? '' : encodeURIComponent(value)));
};

Object.extend(Hash.prototype, Enumerable);
Object.extend(Hash.prototype, {
  _each: function(iterator) {
    for (var key in this) {
      var value = this[key];
      if (value && value == Hash.prototype[key]) continue;

      var pair = [key, value];
      pair.key = key;
      pair.value = value;
      iterator(pair);
    }
  },

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

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

  merge: function(hash) {
    return $H(hash).inject(this, function(mergedHash, pair) {
      mergedHash[pair.key] = pair.value;
      return mergedHash;
    });
  },

  remove: function() {
    var result;
    for(var i = 0, length = arguments.length; i < length; i++) {
      var value = this[arguments[i]];
      if (value !== undefined){
        if (result === undefined) result = value;
        else {
          if (result.constructor != Array) result = [result];
          result.push(value)
        }
      }
      delete this[arguments[i]];
    }
    return result;
  },

  toQueryString: function() {
    return Hash.toQueryString(this);
  },

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

  toJSON: function() {
    return Hash.toJSON(this);
  }
});

function $H(object) {
  if (object instanceof Hash) return object;
  return new Hash(object);
};

// Safari iterates over shadowed properties
if (function() {
  var i = 0, Test = function(value) { this.key = value };
  Test.prototype.key = 'foo';
  for (var property in new Test('bar')) i++;
  return i > 1;
}()) Hash.prototype._each = function(iterator) {
  var cache = [];
  for (var key in this) {
    var value = this[key];
    if ((value && value == Hash.prototype[key]) || cache.include(key)) continue;
    cache.push(key);
    var pair = [key, value];
    pair.key = key;
    pair.value = value;
    iterator(pair);
  }
};
ObjectRange = Class.create();
Object.extend(ObjectRange.prototype, Enumerable);
Object.extend(ObjectRange.prototype, {
  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 (typeof responder[callback] == 'function') {
        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 = function() {};
Ajax.Base.prototype = {
  setOptions: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   ''
    }
    Object.extend(this.options, options || {});

    this.options.method = this.options.method.toLowerCase();
    if (typeof this.options.parameters == 'string')
      this.options.parameters = this.options.parameters.toQueryParams();
  }
};

Ajax.Request = Class.create();
Ajax.Request.Events =
  ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];

Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
  _complete: false,

  initialize: function(url, options) {
    this.transport = Ajax.getTransport();
    this.setOptions(options);
    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 = Hash.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 {
      if (this.options.onCreate) this.options.onCreate(this.transport);
      Ajax.Responders.dispatch('onCreate', this, this.transport);

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

      if (this.options.asynchronous)
        setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10);

      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 (typeof extras.push == 'function')
        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() {
    return !this.transport.status
        || (this.transport.status >= 200 && this.transport.status < 300);
  },

  respondToReadyState: function(readyState) {
    var state = Ajax.Request.Events[readyState];
    var transport = this.transport, json = this.evalJSON();

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

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

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

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

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

  evalJSON: function() {
    try {
      var json = this.getHeader('X-JSON');
      return json ? json.evalJSON() : 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.Updater = Class.create();

Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), {
  initialize: function(container, url, options) {
    this.container = {
      success: (container.success || container),
      failure: (container.failure || (container.success ? null : container))
    }

    this.transport = Ajax.getTransport();
    this.setOptions(options);

    var onComplete = this.options.onComplete || Prototype.emptyFunction;
    this.options.onComplete = (function(transport, param) {
      this.updateContent();
      onComplete(transport, param);
    }).bind(this);

    this.request(url);
  },

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

    if (!this.options.evalScripts) response = response.stripScripts();

    if (receiver = $(receiver)) {
      if (this.options.insertion)
        new this.options.insertion(receiver, response);
      else
        receiver.update(response);
    }

    if (this.success()) {
      if (this.onComplete)
        setTimeout(this.onComplete.bind(this), 10);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create();
Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), {
  initialize: function(container, url, options) {
    this.setOptions(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(request) {
    if (this.options.decay) {
      this.decay = (request.responseText == this.lastText ?
        this.decay * this.options.decay : 1);

      this.lastText = request.responseText;
    }
    this.timer = setTimeout(this.onTimerEvent.bind(this),
      this.decay * this.frequency * 1000);
  },

  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 (typeof element == 'string')
    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(query.snapshotItem(i));
    return results;
  };

  document.getElementsByClassName = function(className, parentElement) {
    var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
    return document._getElementsByXPath(q, parentElement);
  }

} else document.getElementsByClassName = function(className, parentElement) {
  var children = ($(parentElement) || document.body).getElementsByTagName('*');
  var elements = [], child, pattern = new RegExp("(^|\\s)" + className + "(\\s|$)");
  for (var i = 0, length = children.length; i < length; i++) {
    child = children[i];
    var elementClassName = child.className;
    if (elementClassName.length == 0) continue;
    if (elementClassName == className || elementClassName.match(pattern))
      elements.push(Element.extend(child));
  }
  return elements;
};

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

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

Element.extend = function(element) {
  var F = Prototype.BrowserFeatures;
  if (!element || !element.tagName || element.nodeType == 3 ||
   element._extended || F.SpecificElementExtensions || element == window)
    return element;

  var methods = {}, tagName = element.tagName, cache = Element.extend.cache,
   T = Element.Methods.ByTag;

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

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

  for (var property in methods) {
    var value = methods[property];
    if (typeof value == 'function' && !(property in element))
      element[property] = cache.findOrStore(value);
  }

  element._extended = Prototype.emptyFunction;
  return element;
};

Element.extend.cache = {
  findOrStore: function(value) {
    return this[value] = this[value] || function() {
      return value.apply(null, [this].concat($A(arguments)));
    }
  }
};

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

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

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


  },

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

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

  update: function(element, html) {
    html = typeof html == 'undefined' ? '' : html.toString();
    $(element).innerHTML = html.stripScripts();
    setTimeout(function() {html.evalScripts()}, 10);
    return element;
  },

  replace: function(element, html) {
    element = $(element);
    html = typeof html == 'undefined' ? '' : html.toString();
    if (element.outerHTML) {
      element.outerHTML = html.stripScripts();
    } else {
      var range = element.ownerDocument.createRange();
      range.selectNodeContents(element);
      element.parentNode.replaceChild(
        range.createContextualFragment(html.stripScripts()), element);
    }
    setTimeout(function() {html.evalScripts()}, 10);
    return element;
  },

  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 $A($(element).getElementsByTagName('*')).each(Element.extend);
  },

  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 (typeof selector == 'string')
      selector = new Selector(selector);
    return selector.match($(element));
  },

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

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

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

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

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

  getElementsByClassName: function(element, className) {
    return document.getElementsByClassName(className, element);
  },

  readAttribute: function(element, name) {
    element = $(element);
    if (Prototype.Browser.IE) {
      if (!element.attributes) return null;
      var t = Element._attributeTranslations;
      if (t.values[name]) return t.values[name](element, name);
      if (t.names[name])  name = t.names[name];
      var attribute = element.attributes[name];
      return attribute ? attribute.nodeValue : null;
    }
    return element.getAttribute(name);
  },

  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 = $(element))) return;
    var elementClassName = element.className;
    if (elementClassName.length == 0) return false;
    if (elementClassName == className ||
        elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
      return true;
    return false;
  },

  addClassName: function(element, className) {
    if (!(element = $(element))) return;
    Element.classNames(element).add(className);
    return element;
  },

  removeClassName: function(element, className) {
    if (!(element = $(element))) return;
    Element.classNames(element).remove(className);
    return element;
  },

  toggleClassName: function(element, className) {
    if (!(element = $(element))) return;
    Element.classNames(element)[element.hasClassName(className) ? 'remove' : 'add'](className);
    return element;
  },

  observe: function() {
    Event.observe.apply(Event, arguments);
    return $A(arguments).first();
  },

  stopObserving: function() {
    Event.stopObserving.apply(Event, arguments);
    return $A(arguments).first();
  },

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

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

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

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

  setStyle: function(element, styles, camelized) {
    element = $(element);
    var elementStyle = element.style;

    for (var property in styles)
      if (property == 'opacity') element.setOpacity(styles[property])
      else
        elementStyle[(property == 'float' || property == 'cssFloat') ?
          (elementStyle.styleFloat === undefined ? 'cssFloat' : 'styleFloat') :
          (camelized ? property : property.camelize())] = styles[property];

    return element;
  },

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

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

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

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

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

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

Object.extend(Element.Methods, {
  childOf: Element.Methods.descendantOf,
  childElements: Element.Methods.immediateDescendants
});

if (Prototype.Browser.Opera) {
  Element.Methods._getStyle = Element.Methods.getStyle;
  Element.Methods.getStyle = function(element, style) {
    switch(style) {
      case 'left':
      case 'top':
      case 'right':
      case 'bottom':
        if (Element._getStyle(element, 'position') == 'static') return null;
      default: return Element._getStyle(element, style);
    }
  };
}
else if (Prototype.Browser.IE) {
  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) {
    element = $(element);
    var filter = element.getStyle('filter'), style = element.style;
    if (value == 1 || value === '') {
      style.filter = filter.replace(/alpha\([^\)]*\)/gi,'');
      return element;
    } else if (value < 0.00001) value = 0;
    style.filter = filter.replace(/alpha\([^\)]*\)/gi, '') +
      'alpha(opacity=' + (value * 100) + ')';
    return element;
  };

  // IE is missing .innerHTML support for TABLE-related elements
  Element.Methods.update = function(element, html) {
    element = $(element);
    html = typeof html == 'undefined' ? '' : html.toString();
    var tagName = element.tagName.toUpperCase();
    if (['THEAD','TBODY','TR','TD'].include(tagName)) {
      var div = document.createElement('div');
      switch (tagName) {
        case 'THEAD':
        case 'TBODY':
          div.innerHTML = '<table><tbody>' +  html.stripScripts() + '</tbody></table>';
          depth = 2;
          break;
        case 'TR':
          div.innerHTML = '<table><tbody><tr>' +  html.stripScripts() + '</tr></tbody></table>';
          depth = 3;
          break;
        case 'TD':
          div.innerHTML = '<table><tbody><tr><td>' +  html.stripScripts() + '</td></tr></tbody></table>';
          depth = 4;
      }
      $A(element.childNodes).each(function(node) { element.removeChild(node) });
      depth.times(function() { div = div.firstChild });
      $A(div.childNodes).each(function(node) { element.appendChild(node) });
    } else {
      element.innerHTML = html.stripScripts();
    }
    setTimeout(function() { html.evalScripts() }, 10);
    return element;
  }
}
else if (Prototype.Browser.Gecko) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1) ? 0.999999 :
      (value === '') ? '' : (value < 0.00001) ? 0 : value;
    return element;
  };
};

Element._attributeTranslations = {
  names: {
    colspan:   "colSpan",
    rowspan:   "rowSpan",
    valign:    "vAlign",
    datetime:  "dateTime",
    accesskey: "accessKey",
    tabindex:  "tabIndex",
    enctype:   "encType",
    maxlength: "maxLength",
    readonly:  "readOnly",
    longdesc:  "longDesc"
  },
  values: {
    _getAttr: function(element, attribute) {
      return element.getAttribute(attribute, 2);
    },
    _flag: function(element, attribute) {
      return $(element).hasAttribute(attribute) ? attribute : null;
    },
    style: function(element) {
      return element.style.cssText.toLowerCase();
    },
    title: function(element) {
      var node = element.getAttributeNode('title');
      return node.specified ? node.nodeValue : null;
    }
  }
};

(function() {
  Object.extend(this, {
    href: this._getAttr,
    src:  this._getAttr,
    type: this._getAttr,
    disabled: this._flag,
    checked:  this._flag,
    readonly: this._flag,
    multiple: this._flag
  });
}).call(Element._attributeTranslations.values);

Element.Methods.Simulated = {
  hasAttribute: function(element, attribute) {
    var t = Element._attributeTranslations, node;
    attribute = t.names[attribute] || attribute;
    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.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 (tagName.constructor == Array) 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;
    var cache = Element.extend.cache;
    for (var property in methods) {
      var value = methods[property];
      if (!onlyIfAbsent || !(property in destination))
        destination[property] = cache.findOrStore(value);
    }
  };

  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 (typeof klass == "undefined") continue;
      copy(T[tag], klass.prototype);
    }
  }

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

var Toggle = { display: Element.toggle };

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

Abstract.Insertion = function(adjacency) {
  this.adjacency = adjacency;
};

Abstract.Insertion.prototype = {
  initialize: function(element, content) {
    this.element = $(element);
    this.content = content.stripScripts();

    if (this.adjacency && this.element.insertAdjacentHTML) {
      try {
        this.element.insertAdjacentHTML(this.adjacency, this.content);
      } catch (e) {
        var tagName = this.element.tagName.toUpperCase();
        if (['TBODY', 'TR'].include(tagName)) {
          this.insertContent(this.contentFromAnonymousTable());
        } else {
          throw e;
        }
      }
    } else {
      this.range = this.element.ownerDocument.createRange();
      if (this.initializeRange) this.initializeRange();
      this.insertContent([this.range.createContextualFragment(this.content)]);
    }

    setTimeout(function() {content.evalScripts()}, 10);
  },

  contentFromAnonymousTable: function() {
    var div = document.createElement('div');
    div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';
    return $A(div.childNodes[0].childNodes[0].childNodes);
  }
};

var Insertion = new Object();

Insertion.Before = Class.create();
Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), {
  initializeRange: function() {
    this.range.setStartBefore(this.element);
  },

  insertContent: function(fragments) {
    fragments.each((function(fragment) {
      this.element.parentNode.insertBefore(fragment, this.element);
    }).bind(this));
  }
});

Insertion.Top = Class.create();
Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), {
  initializeRange: function() {
    this.range.selectNodeContents(this.element);
    this.range.collapse(true);
  },

  insertContent: function(fragments) {
    fragments.reverse(false).each((function(fragment) {
      this.element.insertBefore(fragment, this.element.firstChild);
    }).bind(this));
  }
});

Insertion.Bottom = Class.create();
Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), {
  initializeRange: function() {
    this.range.selectNodeContents(this.element);
    this.range.collapse(this.element);
  },

  insertContent: function(fragments) {
    fragments.each((function(fragment) {
      this.element.appendChild(fragment);
    }).bind(this));
  }
});

Insertion.After = Class.create();
Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), {
  initializeRange: function() {
    this.range.setStartAfter(this.element);
  },

  insertContent: function(fragments) {
    fragments.each((function(fragment) {
      this.element.parentNode.insertBefore(fragment,
        this.element.nextSibling);
    }).bind(this));
  }
});

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

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);
/* 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();

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

  compileMatcher: function() {
    // Selectors with namespaced attributes can't use the XPath version
    if (Prototype.BrowserFeatures.XPath && !(/\[[\w-]*?:/).test(this.expression))
      return this.compileXPathMatcher();

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

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

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

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

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

  match: function(element) {
    return this.findElements(document).include(element);
  },

  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: "[@#{1}]",
    attr: function(m) {
      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 (typeof h === 'function') return h(m);
      return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
    },
    operators: {
      '=':  "[@#{1}='#{3}']",
      '!=': "[@#{1}!='#{3}']",
      '^=': "[starts-with(@#{1}, '#{3}')]",
      '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
      '*=': "[contains(@#{1}, '#{3}')]",
      '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
      '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
    },
    pseudos: {
      'first-child': '[not(preceding-sibling::*)]',
      'last-child':  '[not(following-sibling::*)]',
      'only-child':  '[not(preceding-sibling::* or following-sibling::*)]',
      'empty':       "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
      'checked':     "[@checked]",
      'disabled':    "[@disabled]",
      'enabled':     "[not(@disabled)]",
      'not': function(m) {
        var e = m[6], p = Selector.patterns,
            x = Selector.xpath, le, m, v;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    id: function(nodes, root, id, combinator) {
      var targetNode = $(id), h = Selector.handlers;
      if (!nodes && root == document) return targetNode ? [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) {
      var results = [];
      for (var i = 0, node; node = nodes[i]; i++)
        if (Element.hasAttribute(node, attr)) results.push(node);
      return results;
    },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  serializeElements: function(elements, getHash) {
    var data = elements.inject({}, function(result, element) {
      if (!element.disabled && element.name) {
        var key = element.name, value = $(element).getValue();
        if (value != null) {
         	if (key in result) {
            if (result[key].constructor != Array) result[key] = [result[key]];
            result[key].push(value);
          }
          else result[key] = value;
        }
      }
      return result;
    });

    return getHash ? data : Hash.toQueryString(data);
  }
};

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

  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) {
    return $(form).getElements().find(function(element) {
      return element.type != 'hidden' && !element.disabled &&
        ['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;
    options.parameters = form.serialize(true);

    if (params) {
      if (typeof params == 'string') params = params.toQueryParams();
      Object.extend(options.parameters, params);
    }

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

    return new Ajax.Request(form.readAttribute('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 Hash.toQueryString(pair);
      }
    }
    return '';
  },

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

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

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

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

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

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

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

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

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

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

  inputSelector: function(element) {
    return element.checked ? element.value : null;
  },

  textarea: function(element) {
    return element.value;
  },

  select: function(element) {
    return this[element.type == 'select-one' ?
      'selectOne' : 'selectMany'](element);
  },

  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 = function() {}
Abstract.TimedObserver.prototype = {
  initialize: function(element, frequency, callback) {
    this.frequency = frequency;
    this.element   = $(element);
    this.callback  = callback;

    this.lastValue = this.getValue();
    this.registerCallback();
  },

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

  onTimerEvent: function() {
    var value = this.getValue();
    var changed = ('string' == typeof this.lastValue && 'string' == typeof value
      ? this.lastValue != value : String(this.lastValue) != String(value));
    if (changed) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
};

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

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

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

Abstract.EventObserver = function() {}
Abstract.EventObserver.prototype = {
  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.bind(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();
Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

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

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,

  element: function(event) {
    return $(event.target || event.srcElement);
  },

  isLeftClick: function(event) {
    return (((event.which) && (event.which == 1)) ||
            ((event.button) && (event.button == 1)));
  },

  pointerX: function(event) {
    return event.pageX || (event.clientX +
      (document.documentElement.scrollLeft || document.body.scrollLeft));
  },

  pointerY: function(event) {
    return event.pageY || (event.clientY +
      (document.documentElement.scrollTop || document.body.scrollTop));
  },

  stop: function(event) {
    if (event.preventDefault) {
      event.preventDefault();
      event.stopPropagation();
    } else {
      event.returnValue = false;
      event.cancelBubble = true;
    }
  },

  // find the first node with the given tagName, starting from the
  // node the event was triggered on; traverses the DOM upwards
  findElement: function(event, tagName) {
    var element = Event.element(event);
    while (element.parentNode && (!element.tagName ||
        (element.tagName.toUpperCase() != tagName.toUpperCase())))
      element = element.parentNode;
    return element;
  },

  observers: false,

  _observeAndCache: function(element, name, observer, useCapture) {
    if (!this.observers) this.observers = [];
    if (element.addEventListener) {
      this.observers.push([element, name, observer, useCapture]);
      element.addEventListener(name, observer, useCapture);
    } else if (element.attachEvent) {
      this.observers.push([element, name, observer, useCapture]);
      element.attachEvent('on' + name, observer);
    }
  },

  unloadCache: function() {
    if (!Event.observers) return;
    for (var i = 0, length = Event.observers.length; i < length; i++) {
      Event.stopObserving.apply(this, Event.observers[i]);
      Event.observers[i][0] = null;
    }
    Event.observers = false;
  },

  observe: function(element, name, observer, useCapture) {
    element = $(element);
    useCapture = useCapture || false;

    if (name == 'keypress' &&
      (Prototype.Browser.WebKit || element.attachEvent))
      name = 'keydown';

    Event._observeAndCache(element, name, observer, useCapture);
  },

  stopObserving: function(element, name, observer, useCapture) {
    element = $(element);
    useCapture = useCapture || false;

    if (name == 'keypress' &&
        (Prototype.Browser.WebKit || element.attachEvent))
      name = 'keydown';

    if (element.removeEventListener) {
      element.removeEventListener(name, observer, useCapture);
    } else if (element.detachEvent) {
      try {
        element.detachEvent('on' + name, observer);
      } catch (e) {}
    }
  }
});

/* prevent memory leaks in IE */
if (Prototype.Browser.IE)
  Event.observe(window, 'unload', Event.unloadCache, false);
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;
  },

  realOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.scrollTop  || 0;
      valueL += element.scrollLeft || 0;
      element = element.parentNode;
    } while (element);
    return [valueL, valueT];
  },

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

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

  offsetParent: 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;
  },

  // 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 = this.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 = this.realOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = this.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;
  },

  page: 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)
        if (Element.getStyle(element,'position')=='absolute') break;

    } while (element = element.offsetParent);

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

    return [valueL, valueT];
  },

  clone: function(source, target) {
    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 = Position.page(source);

    // find coordinate system to use
    target = $(target);
    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(target,'position') == 'absolute') {
      parent = Position.offsetParent(target);
      delta = Position.page(parent);
    }

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

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

    var offsets = Position.positionedOffset(element);
    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';
  },

  relativize: function(element) {
    element = $(element);
    if (element.style.position == 'relative') return;
    Position.prepare();

    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;
  }
};

// Safari returns margins on body which is incorrect if the child is absolutely
// positioned.  For performance reasons, redefine Position.cumulativeOffset for
// KHTML/WebKit only.
if (Prototype.Browser.WebKit) {
  Position.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 [valueL, valueT];
  }
};

Element.addMethods();/*
 * jQuery 1.2.6 - New Wave Javascript
 *
 * Copyright (c) 2008 John Resig (jquery.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * $Date: 2008-05-24 14:22:17 -0400 (Sat, 24 May 2008) $
 * $Rev: 5685 $
 */
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for(var j in a)if(a[j]&&a[j].constructor==Array)jQuery.each(a[j],function(){s.push(encodeURIComponent(j)+"="+encodeURIComponent(this));});else
s.push(encodeURIComponent(j)+"="+encodeURIComponent(jQuery.isFunction(a[j])?a[j]():a[j]));return s.join("&").replace(/%20/g,"+");}});jQuery.fn.extend({show:function(speed,callback){return speed?this.animate({height:"show",width:"show",opacity:"show"},speed,callback):this.filter(":hidden").each(function(){this.style.display=this.oldblock||"";if(jQuery.css(this,"display")=="none"){var elem=jQuery("<"+this.tagName+" />").appendTo("body");this.style.display=elem.css("display");if(this.style.display=="none")this.style.display="block";elem.remove();}}).end();},hide:function(speed,callback){return speed?this.animate({height:"hide",width:"hide",opacity:"hide"},speed,callback):this.filter(":visible").each(function(){this.oldblock=this.oldblock||jQuery.css(this,"display");this.style.display="none";}).end();},_toggle:jQuery.fn.toggle,toggle:function(fn,fn2){return jQuery.isFunction(fn)&&jQuery.isFunction(fn2)?this._toggle.apply(this,arguments):fn?this.animate({height:"toggle",width:"toggle",opacity:"toggle"},fn,fn2):this.each(function(){jQuery(this)[jQuery(this).is(":hidden")?"show":"hide"]();});},slideDown:function(speed,callback){return this.animate({height:"show"},speed,callback);},slideUp:function(speed,callback){return this.animate({height:"hide"},speed,callback);},slideToggle:function(speed,callback){return this.animate({height:"toggle"},speed,callback);},fadeIn:function(speed,callback){return this.animate({opacity:"show"},speed,callback);},fadeOut:function(speed,callback){return this.animate({opacity:"hide"},speed,callback);},fadeTo:function(speed,to,callback){return this.animate({opacity:to},speed,callback);},animate:function(prop,speed,easing,callback){var optall=jQuery.speed(speed,easing,callback);return this[optall.queue===false?"each":"queue"](function(){if(this.nodeType!=1)return false;var opt=jQuery.extend({},optall),p,hidden=jQuery(this).is(":hidden"),self=this;for(p in prop){if(prop[p]=="hide"&&hidden||prop[p]=="show"&&!hidden)return opt.complete.call(this);if(p=="height"||p=="width"){opt.display=jQuery.css(this,"display");opt.overflow=this.style.overflow;}}if(opt.overflow!=null)this.style.overflow="hidden";opt.curAnim=jQuery.extend({},prop);jQuery.each(prop,function(name,val){var e=new jQuery.fx(self,opt,name);if(/toggle|show|hide/.test(val))e[val=="toggle"?hidden?"show":"hide":val](prop);else{var parts=val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),start=e.cur(true)||0;if(parts){var end=parseFloat(parts[2]),unit=parts[3]||"px";if(unit!="px"){self.style[name]=(end||1)+unit;start=((end||1)/e.cur(true))*start;self.style[name]=start+unit;}if(parts[1])end=((parts[1]=="-="?-1:1)*end)+start;e.custom(start,end,unit);}else
e.custom(start,val,"");}});return true;});},queue:function(type,fn){if(jQuery.isFunction(type)||(type&&type.constructor==Array)){fn=type;type="fx";}if(!type||(typeof type=="string"&&!fn))return queue(this[0],type);return this.each(function(){if(fn.constructor==Array)queue(this,type,fn);else{queue(this,type).push(fn);if(queue(this,type).length==1)fn.call(this);}});},stop:function(clearQueue,gotoEnd){var timers=jQuery.timers;if(clearQueue)this.queue([]);this.each(function(){for(var i=timers.length-1;i>=0;i--)if(timers[i].elem==this){if(gotoEnd)timers[i](true);timers.splice(i,1);}});if(!gotoEnd)this.dequeue();return this;}});var queue=function(elem,type,array){if(elem){type=type||"fx";var q=jQuery.data(elem,type+"queue");if(!q||array)q=jQuery.data(elem,type+"queue",jQuery.makeArray(array));}return q;};jQuery.fn.dequeue=function(type){type=type||"fx";return this.each(function(){var q=queue(this,type);q.shift();if(q.length)q[0].call(this);});};jQuery.extend({speed:function(speed,easing,fn){var opt=speed&&speed.constructor==Object?speed:{complete:fn||!fn&&easing||jQuery.isFunction(speed)&&speed,duration:speed,easing:fn&&easing||easing&&easing.constructor!=Function&&easing};opt.duration=(opt.duration&&opt.duration.constructor==Number?opt.duration:jQuery.fx.speeds[opt.duration])||jQuery.fx.speeds.def;opt.old=opt.complete;opt.complete=function(){if(opt.queue!==false)jQuery(this).dequeue();if(jQuery.isFunction(opt.old))opt.old.call(this);};return opt;},easing:{linear:function(p,n,firstNum,diff){return firstNum+diff*p;},swing:function(p,n,firstNum,diff){return((-Math.cos(p*Math.PI)/2)+0.5)*diff+firstNum;}},timers:[],timerId:null,fx:function(elem,options,prop){this.options=options;this.elem=elem;this.prop=prop;if(!options.orig)options.orig={};}});jQuery.fx.prototype={update:function(){if(this.options.step)this.options.step.call(this.elem,this.now,this);(jQuery.fx.step[this.prop]||jQuery.fx.step._default)(this);if(this.prop=="height"||this.prop=="width")this.elem.style.display="block";},cur:function(force){if(this.elem[this.prop]!=null&&this.elem.style[this.prop]==null)return this.elem[this.prop];var r=parseFloat(jQuery.css(this.elem,this.prop,force));return r&&r>-10000?r:parseFloat(jQuery.curCSS(this.elem,this.prop))||0;},custom:function(from,to,unit){this.startTime=now();this.start=from;this.end=to;this.unit=unit||this.unit||"px";this.now=this.start;this.pos=this.state=0;this.update();var self=this;function t(gotoEnd){return self.step(gotoEnd);}t.elem=this.elem;jQuery.timers.push(t);if(jQuery.timerId==null){jQuery.timerId=setInterval(function(){var timers=jQuery.timers;for(var i=0;i<timers.length;i++)if(!timers[i]())timers.splice(i--,1);if(!timers.length){clearInterval(jQuery.timerId);jQuery.timerId=null;}},13);}},show:function(){this.options.orig[this.prop]=jQuery.attr(this.elem.style,this.prop);this.options.show=true;this.custom(0,this.cur());if(this.prop=="width"||this.prop=="height")this.elem.style[this.prop]="1px";jQuery(this.elem).show();},hide:function(){this.options.orig[this.prop]=jQuery.attr(this.elem.style,this.prop);this.options.hide=true;this.custom(this.cur(),0);},step:function(gotoEnd){var t=now();if(gotoEnd||t>this.options.duration+this.startTime){this.now=this.end;this.pos=this.state=1;this.update();this.options.curAnim[this.prop]=true;var done=true;for(var i in this.options.curAnim)if(this.options.curAnim[i]!==true)done=false;if(done){if(this.options.display!=null){this.elem.style.overflow=this.options.overflow;this.elem.style.display=this.options.display;if(jQuery.css(this.elem,"display")=="none")this.elem.style.display="block";}if(this.options.hide)this.elem.style.display="none";if(this.options.hide||this.options.show)for(var p in this.options.curAnim)jQuery.attr(this.elem.style,p,this.options.orig[p]);}if(done)this.options.complete.call(this.elem);return false;}else{var n=t-this.startTime;this.state=n/this.options.duration;this.pos=jQuery.easing[this.options.easing||(jQuery.easing.swing?"swing":"linear")](this.state,n,0,1,this.options.duration);this.now=this.start+((this.end-this.start)*this.pos);this.update();}return true;}};jQuery.extend(jQuery.fx,{speeds:{slow:600,fast:200,def:400},step:{scrollLeft:function(fx){fx.elem.scrollLeft=fx.now;},scrollTop:function(fx){fx.elem.scrollTop=fx.now;},opacity:function(fx){jQuery.attr(fx.elem.style,"opacity",fx.now);},_default:function(fx){fx.elem.style[fx.prop]=fx.now+fx.unit;}}});jQuery.fn.offset=function(){var left=0,top=0,elem=this[0],results;if(elem)with(jQuery.browser){var parent=elem.parentNode,offsetChild=elem,offsetParent=elem.offsetParent,doc=elem.ownerDocument,safari2=safari&&parseInt(version)<522&&!/adobeair/i.test(userAgent),css=jQuery.curCSS,fixed=css(elem,"position")=="fixed";if(elem.getBoundingClientRect){var box=elem.getBoundingClientRect();add(box.left+Math.max(doc.documentElement.scrollLeft,doc.body.scrollLeft),box.top+Math.max(doc.documentElement.scrollTop,doc.body.scrollTop));add(-doc.documentElement.clientLeft,-doc.documentElement.clientTop);}else{add(elem.offsetLeft,elem.offsetTop);while(offsetParent){add(offsetParent.offsetLeft,offsetParent.offsetTop);if(mozilla&&!/^t(able|d|h)$/i.test(offsetParent.tagName)||safari&&!safari2)border(offsetParent);if(!fixed&&css(offsetParent,"position")=="fixed")fixed=true;offsetChild=/^body$/i.test(offsetParent.tagName)?offsetChild:offsetParent;offsetParent=offsetParent.offsetParent;}while(parent&&parent.tagName&&!/^body|html$/i.test(parent.tagName)){if(!/^inline|table.*$/i.test(css(parent,"display")))add(-parent.scrollLeft,-parent.scrollTop);if(mozilla&&css(parent,"overflow")!="visible")border(parent);parent=parent.parentNode;}if((safari2&&(fixed||css(offsetChild,"position")=="absolute"))||(mozilla&&css(offsetChild,"position")!="absolute"))add(-doc.body.offsetLeft,-doc.body.offsetTop);if(fixed)add(Math.max(doc.documentElement.scrollLeft,doc.body.scrollLeft),Math.max(doc.documentElement.scrollTop,doc.body.scrollTop));}results={top:top,left:left};}function border(elem){add(jQuery.curCSS(elem,"borderLeftWidth",true),jQuery.curCSS(elem,"borderTopWidth",true));}function add(l,t){left+=parseInt(l,10)||0;top+=parseInt(t,10)||0;}return results;};jQuery.fn.extend({position:function(){var left=0,top=0,results;if(this[0]){var offsetParent=this.offsetParent(),offset=this.offset(),parentOffset=/^body|html$/i.test(offsetParent[0].tagName)?{top:0,left:0}:offsetParent.offset();offset.top-=num(this,'marginTop');offset.left-=num(this,'marginLeft');parentOffset.top+=num(offsetParent,'borderTopWidth');parentOffset.left+=num(offsetParent,'borderLeftWidth');results={top:offset.top-parentOffset.top,left:offset.left-parentOffset.left};}return results;},offsetParent:function(){var offsetParent=this[0].offsetParent;while(offsetParent&&(!/^body|html$/i.test(offsetParent.tagName)&&jQuery.css(offsetParent,'position')=='static'))offsetParent=offsetParent.offsetParent;return jQuery(offsetParent);}});jQuery.each(['Left','Top'],function(i,name){var method='scroll'+name;jQuery.fn[method]=function(val){if(!this[0])return;return val!=undefined?this.each(function(){this==window||this==document?window.scrollTo(!i?val:jQuery(window).scrollLeft(),i?val:jQuery(window).scrollTop()):this[method]=val;}):this[0]==window||this[0]==document?self[i?'pageYOffset':'pageXOffset']||jQuery.boxModel&&document.documentElement[method]||document.body[method]:this[0][method];};});jQuery.each(["Height","Width"],function(i,name){var tl=i?"Left":"Top",br=i?"Right":"Bottom";jQuery.fn["inner"+name]=function(){return this[name.toLowerCase()]()+num(this,"padding"+tl)+num(this,"padding"+br);};jQuery.fn["outer"+name]=function(margin){return this["inner"+name]()+num(this,"border"+tl+"Width")+num(this,"border"+br+"Width")+(margin?num(this,"margin"+tl)+num(this,"margin"+br):0);};});})();/**
 * An adapter for the Shadowbox media viewer and the jQuery JavaScript library.
 *
 * This file is part of Shadowbox.
 *
 * Shadowbox is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option)
 * any later version.
 *
 * Shadowbox is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Shadowbox.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @author      Michael J. I. Jackson <mjijackson@gmail.com>
 * @copyright   2007 Michael J. I. Jackson
 * @license     http://www.gnu.org/licenses/lgpl-3.0.txt GNU LGPL 3.0
 * @version     SVN: $Id: shadowbox-jquery.js 75 2008-02-21 16:51:29Z mjijackson $
 */

if(typeof jQuery == 'undefined'){
    throw 'Unable to load Shadowbox, jQuery library not found.';
};

// create the Shadowbox object first
var Shadowbox = {};

Shadowbox.lib = {

    /**
     * Gets the value of the style on the given element.
     *
     * @param   {HTMLElement}   el      The DOM element
     * @param   {String}        style   The name of the style (e.g. margin-top)
     * @return  {mixed}                 The value of the given style
     * @public
     */
    getStyle: function(el, style){
        return jQuery(el).css(style);
    },

    /**
     * Sets the style on the given element to the given value. May be an
     * object to specify multiple values.
     *
     * @param   {HTMLElement}   el      The DOM element
     * @param   {String/Object} style   The name of the style to set if a
     *                                  string, or an object of name =>
     *                                  value pairs
     * @param   {String}        value   The value to set the given style to
     * @return  void
     * @public
     */
    setStyle: function(el, style, value){
        if(typeof style != 'object'){
            var temp = {};
            temp[style] = value;
            style = temp;
        }
        jQuery(el).css(style);
    },

    /**
     * Gets a reference to the given element.
     *
     * @param   {String/HTMLElement}    el      The element to fetch
     * @return  {HTMLElement}                   A reference to the element
     * @public
     */
    get: function(el){
        return (typeof el == 'string') ? document.getElementById(el) : el;
    },

    /**
     * Removes an element from the DOM.
     *
     * @param   {HTMLElement}           el      The element to remove
     * @return  void
     * @public
     */
    remove: function(el){
        jQuery(el).remove();
    },

    /**
     * Gets the target of the given event. The event object passed will be
     * the same object that is passed to listeners registered with
     * addEvent().
     *
     * @param   {mixed}                 e       The event object
     * @return  {HTMLElement}                   The event's target element
     * @public
     */
    getTarget: function(e){
        return e.target;
    },

    /**
     * Prevents the event's default behavior. The event object passed will
     * be the same object that is passed to listeners registered with
     * addEvent().
     *
     * @param   {mixed}                 e       The event object
     * @return  void
     * @public
     */
    preventDefault: function(e){
        e = e.browserEvent || e;
        if(e.preventDefault){
            e.preventDefault();
        }else{
            e.returnValue = false;
        }
    },

    /**
     * Adds an event listener to the given element. It is expected that this
     * function will be passed the event as its first argument.
     *
     * @param   {HTMLElement}   el          The DOM element to listen to
     * @param   {String}        name        The name of the event to register
     *                                      (i.e. 'click', 'scroll', etc.)
     * @param   {Function}      handler     The event handler function
     * @return  void
     * @public
     */
    addEvent: function(el, name, handler){
        jQuery(el).bind(name, handler);
    },

    /**
     * Removes an event listener from the given element.
     *
     * @param   {HTMLElement}   el          The DOM element to stop listening to
     * @param   {String}        name        The name of the event to stop
     *                                      listening for (i.e. 'click')
     * @param   {Function}      handler     The event handler function
     * @return  void
     * @public
     */
    removeEvent: function(el, name, handler){
        jQuery(el).unbind(name, handler);
    },

    /**
     * Animates numerous styles of the given element. The second parameter
     * of this function will be an object of the type that is expected by
     * YAHOO.util.Anim. See http://developer.yahoo.com/yui/docs/YAHOO.util.Anim.html
     * for more information.
     *
     * @param   {HTMLElement}   el          The DOM element to animate
     * @param   {Object}        obj         The animation attributes/parameters
     * @param   {Number}        duration    The duration of the animation
     *                                      (in seconds)
     * @param   {Function}      callback    A callback function to call when
     *                                      the animation completes
     * @return  void
     * @public
     */
    animate: function(el, obj, duration, callback){
        duration = Math.round(duration * 1000); // convert to milliseconds
        var o = {};
        for(var p in obj){
            for(var p in obj){
                o[p] = String(obj[p].to);
                if(p != 'opacity') o[p] += 'px';
            }
        }
        jQuery(el).animate(o, duration, null, callback);
    }

};

/**
 * Passes the selected elements to the Shadowbox.setup() function. Supports
 * embedded height and width attributes within the class attribute.
 *
 * @param   {Object}    options     The options to pass to setup() for all
 *                                  selected elements
 * @public
 * @author  Mike Alsup
 * @author  Roger Barrett
 */
(function($){
$.fn.shadowbox = function(options){
    return this.each(function(){
        var $this = $(this);
        // support jQuery metadata plugin
        var opts = $.extend({}, options || {}, $.metadata ? $this.metadata() : $.meta ? $this.data() : {});
        // support embedded opts (for w/h) within the class attr
        var cls = this.className || '';
        opts.width  = parseInt((cls.match(/w:(\d+)/)||[])[1]) || opts.width;
        opts.height = parseInt((cls.match(/h:(\d+)/)||[])[1]) || opts.height;
        Shadowbox.setup($this, opts);
    });
};
})(jQuery);
/**
 * A media-viewer script for web pages that allows content to be viewed without
 * navigating away from the original linking page.
 *
 * This file is part of Shadowbox.
 *
 * Shadowbox is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option)
 * any later version.
 *
 * Shadowbox is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Shadowbox. If not, see <http://www.gnu.org/licenses/>.
 *
 * @author      Michael J. I. Jackson <mjijackson@gmail.com>
 * @copyright   2007 Michael J. I. Jackson
 * @license     http://www.gnu.org/licenses/lgpl-3.0.txt GNU LGPL 3.0
 * @version     SVN: $Id: shadowbox.js 75 2008-02-21 16:51:29Z mjijackson $
 */

if(typeof Shadowbox == 'undefined'){
    throw 'Unable to load Shadowbox, no base library adapter found.';
};

/**
 * The Shadowbox class. Used to display different media on a web page using a
 * Lightbox-like effect.
 *
 * Useful resources:
 * - http://www.alistapart.com/articles/byebyeembed
 * - http://www.w3.org/TR/html401/struct/objects.html
 * - http://www.dyn-web.com/dhtml/iframes/
 * - http://support.microsoft.com/kb/316992
 * - http://www.apple.com/quicktime/player/specs.html
 * - http://www.howtocreate.co.uk/wrongWithIE/?chapter=navigator.plugins
 *
 * @class       Shadowbox
 * @author      Michael J. I. Jackson <mjijackson@gmail.com>
 * @singleton
 */
(function(){

    /**
     * The current version of Shadowbox.
     *
     * @property    {String}    version
     * @private
     */
    var version = '1.0';

    /**
     * Contains the default options for Shadowbox. This object is almost
     * entirely customizable.
     *
     * @property    {Object}    options
     * @private
     */
    var options = {

        /**
         * A base URL that will be prepended to the loadingImage, flvPlayer, and
         * overlayBgImage options to save on typing.
         *
         * @var     {String}    assetURL
         */
        assetURL:           '',

        /**
         * The path to the image to display while loading.
         *
         * @var     {String}    loadingImage
         */
        loadingImage:       'http://www.davene.com.br/images/shadowbox/loading.gif',

        /**
         * Enable animations.
         *
         * @var     {Boolean}   animate
         */
        animate:            true,

        /**
         * Specifies the sequence of the height and width animations. May be
         * 'wh' (width then height), 'hw' (height then width), or 'sync' (both
         * at the same time). Of course this will only work if animate is true.
         *
         * @var     {String}    animSequence
         */
        animSequence:       'wh',

        /**
         * The path to flvplayer.swf.
         *
         * @var     {String}    flvPlayer
         */
        flvPlayer:          'http://www.davene.com.br/images/shadowbox/flvplayer.swf',

        /**
         * The background color and opacity of the overlay. Note: When viewing
         * movie files on FF Mac, the default background image will be used
         * because that browser has problems displaying movies above layers
         * that aren't 100% opaque.
         *
         * @var     {String}    overlayColor
         */
        overlayColor:       '#000',

        /**
         * The background opacity to use for the overlay.
         *
         * @var     {Number}    overlayOpacity
         */
        overlayOpacity:     0.45,

        /**
         * A background image to use for browsers such as FF Mac that don't
         * support displaying movie content over backgrounds that aren't 100%
         * opaque.
         *
         * @var     {String}    overlayBgImage
         */
        overlayBgImage:     'http://www.davene.com.br/images/shadowbox/overlay-85.png',

        /**
         * Listen to the overlay for clicks. If the user clicks the overlay,
         * it will trigger Shadowbox.close().
         *
         * @var     {Boolean}   listenOverlay
         */
        listenOverlay:      true,

        /**
         * Automatically play movies.
         *
         * @var     {Boolean}   autoplayMovies
         */
        autoplayMovies:     true,

        /**
         * Enable movie controllers on movie players.
         *
         * @var     {Boolean}   showMovieControls
         */
        showMovieControls:  true,

        /**
         * The duration of the resizing animations (in seconds).
         *
         * @var     {Number}    resizeDuration
         */
        resizeDuration:     0.35,

        /**
         * The duration of the overlay fade animation (in seconds).
         *
         * @var     {Number}    fadeDuration
         */
        fadeDuration:       0.35,

        /**
         * Show the navigation controls.
         *
         * @var     {Boolean}   displayNav
         */
        displayNav:         true,

        /**
         * Enable continuous galleries. When this is true, users will be able
         * to skip to the first gallery image from the last using next and vice
         * versa.
         *
         * @var     {Boolean}   continuous
         */
        continuous:         false,

        /**
         * Display the gallery counter.
         *
         * @var     {Boolean}   displayCounter
         */
        displayCounter:     true,

        /**
         * This option may be either 'default' or 'skip'. The default counter is
         * a simple '1 of 5' message. The skip counter displays a link for each
         * piece in the gallery that enables a user to skip directly to any
         * piece.
         *
         * @var     {String}    counterType
         */
        counterType:        'default',

        /**
         * The amount of padding to maintain around the viewport edge (in
         * pixels). This only applies when the image is very large and takes up
         * the entire viewport.
         *
         * @var     {Number}    viewportPadding
         */
        viewportPadding:    20,

        /**
         * How to handle images that are too large for the viewport. 'resize'
         * will resize the image while preserving aspect ratio and display it at
         * the smaller resolution. 'drag' will display the image at its native
         * resolution but it will be draggable within the Shadowbox. 'none' will
         * display the image at its native resolution but it may be cropped.
         *
         * @var     {String}    handleLgImages
         */
        handleLgImages:     'resize',

        /**
         * The initial height of Shadowbox (in pixels).
         *
         * @var     {Number}    initialHeight
         */
        initialHeight:      160,

        /**
         * The initial width of Shadowbox (in pixels).
         *
         * @var     {Number}    initialWidth
         */
        initialWidth:       320,

        /**
         * Enable keyboard control. Note: If you disable the keys, you may want
         * to change the visual styles for the navigation elements that suggest
         * keyboard shortcuts.
         *
         * @var     {Boolean}   enableKeys
         */
        enableKeys:         true,

        /**
         * The keys used to control Shadowbox. Note: In order to use these,
         * enableKeys must be true. Key values or key codes may be used.
         *
         * @var     {Array}
         */
        keysClose:          ['f','c', 'q', 27], // c, q, or esc
        keysNext:           ['n', 39],      // n or right arrow
        keysPrev:           ['p', 37],      // p or left arrow

        /**
         * A hook function to be fired when Shadowbox opens. The single argument
         * will be the current gallery element.
         *
         * @var     {Function}
         */
        onOpen:             null,

        /**
         * A hook function to be fired when Shadowbox finishes loading its
         * content. The single argument will be the current gallery element on
         * display.
         *
         * @var     {Function}
         */
        onFinish:           null,

        /**
         * A hook function to be fired when Shadowbox changes from one gallery
         * element to the next. The single argument will be the current gallery
         * element that is about to be displayed.
         *
         * @var     {Function}
         */
        onChange:           null,

        /**
         * A hook function that will be fired when Shadowbox closes. The single
         * argument will be the gallery element most recently displayed.
         *
         * @var     {Function}
         */
        onClose:            null,

        /**
         * The mode to use when handling unsupported media. May be either
         * 'remove' or 'link'. If it is 'remove', the unsupported gallery item
         * will merely be removed from the gallery. If it is the only item in
         * the gallery, the link will simply be followed. If it is 'link', a
         * link will be provided to the appropriate plugin page in place of the
         * gallery element.
         *
         * @var     {String}    handleUnsupported
         */
        handleUnsupported:  'link',

        /**
         * Skips calling Shadowbox.setup() in init(). This means that it must
         * be called later manually.
         *
         * @var     {Boolean}   skipSetup
         */
        skipSetup:          false,

        /**
         * Text messages to use for Shadowbox. These are provided so they may be
         * translated into different languages.
         *
         * @var     {Object}    text
         */
        text:           {

            cancel:     'Cancelar',
            loading:    'Carregando',
            close:      '<span class="shortcut">F</span>echar',
            next:       '<span class="shortcut">N</span>ext',
            prev:       '<span class="shortcut">P</span>revious',

            errors:     {
                single: 'You must install the <a href="{0}">{1}</a> browser plugin to view this content.',
                shared: 'You must install both the <a href="{0}">{1}</a> and <a href="{2}">{3}</a> browser plugins to view this content.',
                either: 'You must install either the <a href="{0}">{1}</a> or the <a href="{2}">{3}</a> browser plugin to view this content.'
            }

        },

        /**
         * An object containing names of plugins and links to their respective
         * download pages.
         *
         * @var     {Object}    errors
         */
        errors:         {

            fla:        {
                name:   'Flash',
                url:    'http://www.adobe.com/products/flashplayer/'
            },

            qt:         {
                name:   'QuickTime',
                url:    'http://www.apple.com/quicktime/download/'
            },

            wmp:        {
                name:   'Windows Media Player',
                url:    'http://www.microsoft.com/windows/windowsmedia/'
            },

            f4m:        {
                name:   'Flip4Mac',
                url:    'http://www.flip4mac.com/wmv_download.htm'
            }

        },

        /**
         * The HTML markup to use for Shadowbox. Note: The script depends on
         * most of these elements being present, so don't modify this variable
         * unless you know what you're doing.
         *
         * @var     {Object}    skin
         */
        skin:           {

            main:       '<div id="shadowbox_overlay"></div>' +
                        '<div id="shadowbox_container">' +
                            '<div id="shadowbox">' +
                                '<div id="shadowbox_title">' +
                                    '<div id="shadowbox_title_inner"></div>' +
                                '</div>' +
                                '<div id="shadowbox_body">' +
                                    '<div id="shadowbox_body_inner"></div>' +
                                    '<div id="shadowbox_loading"></div>' +
                                '</div>' +
								'<div id="shadowbox_caption" >'+
								'</div>'+								
                                '<div id="shadowbox_toolbar">' +
                                    '<div id="shadowbox_toolbar_inner"></div>' +
                                '</div>' +
                            '</div>' +
                        '</div>',

            loading:    '<img src="{0}" alt="{1}" />' +
                        '<span><a href="javascript:Shadowbox.close();">{2}</a></span>',

            counter:    '<div id="shadowbox_counter">{0}</div>',

            close:      '<div id="shadowbox_nav_close">' +
                            '<a href="javascript:Shadowbox.close();">{0}</a>' +
                        '</div>',

            next:       '<div id="shadowbox_nav_next">' +
                            '<a href="javascript:Shadowbox.next();">{0}</a>' +
                        '</div>',

            prev:       '<div id="shadowbox_nav_previous">' +
                            '<a href="javascript:Shadowbox.previous();">{0}</a>' +
                        '</div>'

        },

        /**
         * An object containing arrays of all supported file extensions. Each
         * property of this object contains an array. If this object is to be
         * modified, it must be done before calling init().
         *
         * - img: Supported image file extensions
         * - qt: Movie file extensions supported by QuickTime
         * - wmp: Movie file extensions supported by Windows Media Player
         * - qtwmp: Movie file extensions supported by both QuickTime and Windows Media Player
         * - iframe: File extensions that will be display in an iframe
         *
         * @var     {Object}    ext
         */
        ext:     {
            img:        ['png', 'jpg', 'jpeg', 'gif', 'bmp'],
            qt:         ['dv', 'mov', 'moov', 'movie', 'mp4'],
            wmp:        ['asf', 'wm', 'wmv'],
            qtwmp:      ['avi', 'mpg', 'mpeg'],
            iframe:     ['asp', 'aspx', 'cgi', 'cfm', 'htm', 'html', 'pl', 'php',
                        'php3', 'php4', 'php5', 'phtml', 'rb', 'rhtml', 'shtml',
                        'txt', 'vbs']
        }

    };

    /**
     * Stores the default set of options in case a custom set of options is used
     * on a link-by-link basis so we can restore them later.
     *
     * @property    {Object}    default_options
     * @private
     */
    var default_options = null;

    /**
     * Shorthand for Shadowbox.lib.
     *
     * @property    {Object}        SL
     * @private
     */
    var SL = Shadowbox.lib;

    /**
     * An object containing some regular expressions we'll need later. Compiled
     * up front for speed.
     *
     * @property    {Object}        RE
     * @private
     */
    var RE = {
        resize:         /(img|swf|flv)/, // file types to resize
        overlay:        /(img|iframe|html|inline)/, // content types to not use an overlay image for on FF Mac
        swf:            /\.swf\s*$/i, // swf file extension
        flv:            /\.flv\s*$/i, // flv file extension
        domain:         /:\/\/(.*?)[:\/]/, // domain prefix
        inline:         /#(.+)$/, // inline element id
        rel:            /^(light|shadow)box/i, // rel attribute format
        gallery:        /^(light|shadow)box\[(.*?)\]/i, // rel attribute format for gallery link
        unsupported:    /^unsupported-(\w+)/, // unsupported media type
        param:          /\s*([a-z_]*?)\s*=\s*(.+)\s*/, // rel string parameter
        empty:          /^(?:br|frame|hr|img|input|link|meta|range|spacer|wbr|area|param|col)$/i // elements that don't have children
    };

    /**
     * A cache of options for links that have been set up for use with
     * Shadowbox.
     *
     * @property    {Array}         cache
     * @private
     */
    var cache = [];

    /**
     * An array of pieces currently being viewed. In the case of non-gallery
     * pieces, this will only hold one object.
     *
     * @property    {Array}         current_gallery
     * @private
     */
    var current_gallery;

    /**
     * The array index of the current_gallery that is currently being viewed.
     *
     * @property    {Number}        current
     * @private
     */
    var current;

    /**
     * Keeps track of the current optimal height of the box. We use this so that
     * if the user resizes the browser window to get a better view, and we're
     * currently at a size smaller than the optimal, we can resize easily.
     *
     * @see         resizeContent()
     * @property    {Number}        optimal_height
     * @private
     */
    var optimal_height = options.initialHeight;

    /**
     * Keeps track of the current optimal width of the box. See optimal_height
     * explanation (above).
     *
     * @property    {Number}        optimal_width
     * @private
     */
    var optimal_width = options.initialWidth;

    /**
     * Keeps track of the current height of the box. This is useful in drag
     * calculations.
     *
     * @property    {Number}        current_height
     * @private
     */
    var current_height = 0;

    /**
     * Keeps track of the current width of the box. Useful in drag calculations.
     *
     * @property    {Number}        current_width
     * @private
     */
    var current_width = 0;

    /**
     * Resource used to preload images. It's class-level so that when a new
     * image is requested, the same resource can be reassigned, cancelling
     * the original's callback.
     *
     * @property    {HTMLElement}   preloader
     * @private
     */
    var preloader;

    /**
     * Keeps track of whether or not Shadowbox has been initialized. We never
     * want to initialize twice.
     *
     * @property    {Boolean}       initialized
     * @private
     */
    var initialized = false;

    /**
     * Keeps track of whether or not Shadowbox is activated.
     *
     * @property    {Boolean}       activated
     * @private
     */
    var activated = false;

    /**
     * Keeps track of 4 floating values (x, y, start_x, & start_y) that are used
     * in the drag calculations.
     *
     * @property    {Object}        drag
     * @private
     */
    var drag;

    /**
     * Holds the draggable element so we don't have to fetch it every time
     * the mouse moves.
     *
     * @property    {HTMLElement}   draggable
     * @private
     */
    var draggable;

    /**
     * Keeps track of whether or not we're currently using the overlay
     * background image to display the current gallery. We do this because we
     * use different methods for fading the overlay in and out. The color fill
     * overlay fades in and out nicely, but the image overlay stutters. By
     * keeping track of the type of overlay in use, we don't have to check again
     * what type of overlay we're using when it's time to get rid of it later.
     *
     * @property    {Boolean}       overlay_img_needed
     * @private
     */
    var overlay_img_needed;

    /**
     * These parameters for simple browser detection. Used in Ext.js.
     *
     * @ignore
     */
    var ua = navigator.userAgent.toLowerCase();
    var isStrict = document.compatMode == 'CSS1Compat',
        isOpera = ua.indexOf("opera") > -1,
        isIE = ua.indexOf('msie') > -1,
        isIE7 = ua.indexOf('msie 7') > -1,
        isBorderBox = isIE && !isStrict,
        isSafari = (/webkit|khtml/).test(ua),
        isSafari3 = isSafari && !!(document.evaluate),
        isGecko = !isSafari && ua.indexOf('gecko') > -1,
        isWindows = (ua.indexOf('windows') != -1 || ua.indexOf('win32') != -1),
        isMac = (ua.indexOf('macintosh') != -1 || ua.indexOf('mac os x') != -1),
        isLinux = (ua.indexOf('linux') != -1);

    /**
     * Do we need to hack the position to make Shadowbox appear fixed? We could
     * hack this using CSS, but let's just get over all the hacks and let IE6
     * users get what they deserve! Down with hacks! Hmm...now that I think
     * about it, I should just flash all kinds of alerts and annoying popups on
     * their screens, and then redirect them to some foreign spyware site that
     * will upload a nasty virus...
     *
     * @property    {Boolean}   absolute_pos
     * @private
     */
    var absolute_pos = isIE && !isIE7;

    /**
     * Contains plugin support information. Each property of this object is a
     * boolean indicating whether that plugin is supported.
     *
     * - fla: Flash player
     * - qt: QuickTime player
     * - wmp: Windows Media player
     * - f4m: Flip4Mac plugin
     *
     * @property    {Object}    plugins
     * @private
     */
    var plugins = null;

    // detect plugin support
    if(navigator.plugins && navigator.plugins.length){
        var detectPlugin = function(plugin_name){
            var detected = false;
            for (var i = 0, len = navigator.plugins.length; i < len; ++i){
                if(navigator.plugins[i].name.indexOf(plugin_name) > -1){
                    detected = true;
                    break;
                }
            }
            return detected;
        };
        var f4m = detectPlugin('Flip4Mac');
        var plugins = {
            fla:    detectPlugin('Shockwave Flash'),
            qt:     detectPlugin('QuickTime'),
            wmp:    !f4m && detectPlugin('Windows Media'), // if it's Flip4Mac, it's not really WMP
            f4m:    f4m
        };
    }else{
        var detectPlugin = function(plugin_name){
            var detected = false;
            try {
                var axo = new ActiveXObject(plugin_name);
                if(axo){
                    detected = true;
                }
            } catch (e) {}
            return detected;
        };
        var plugins = {
            fla:    detectPlugin('ShockwaveFlash.ShockwaveFlash'),
            qt:     detectPlugin('QuickTime.QuickTime'),
            wmp:    detectPlugin('wmplayer.ocx'),
            f4m:    false
        };
    }

    /**
     * Applies all properties of e to o. This function is recursive so that if
     * any properties of e are themselves objects, those objects will be applied
     * to objects with the same key that may exist in o.
     *
     * @param   {Object}    o       The original object
     * @param   {Object}    e       The extension object
     * @return  {Object}            The original object with all properties
     *                              of the extension object applied (deep)
     * @private
     */
    var apply = function(o, e){
        for(var p in e) o[p] = e[p];
        return o;
    };

    /**
     * Determines if the given object is an anchor/area element.
     *
     * @param   {mixed}     el      The object to check
     * @return  {Boolean}           True if the object is a link element
     * @private
     */
    var isLink = function(el){
        return typeof el.tagName == 'string' && (el.tagName.toUpperCase() == 'A' || el.tagName.toUpperCase() == 'AREA');
    };

    /**
     * Gets the height of the viewport in pixels. Note: This function includes
     * scrollbars in Safari 3.
     *
     * @return  {Number}        The height of the viewport
     * @public
     * @static
     */
    SL.getViewportHeight = function(){
        var height = window.innerHeight; // Safari
        var mode = document.compatMode;
        if((mode || isIE) && !isOpera){
            height = isStrict ? document.documentElement.clientHeight : document.body.clientHeight;
        }
        return height;
    };

    /**
     * Gets the width of the viewport in pixels. Note: This function includes
     * scrollbars in Safari 3.
     *
     * @return  {Number}        The width of the viewport
     * @public
     * @static
     */
    SL.getViewportWidth = function(){
        var width = window.innerWidth; // Safari
        var mode = document.compatMode;
        if(mode || isIE){
            width = isStrict ? document.documentElement.clientWidth : document.body.clientWidth;
        }
        return width;
    };

    /**
     * Gets the height of the document (body and its margins) in pixels.
     *
     * @return  {Number}        The height of the document
     * @public
     * @static
     */
    SL.getDocumentHeight = function(){
        var scrollHeight = isStrict ? document.documentElement.scrollHeight : document.body.scrollHeight;
        return Math.max(scrollHeight, SL.getViewportHeight());
    };

    /**
     * Gets the width of the document (body and its margins) in pixels.
     *
     * @return  {Number}        The width of the document
     * @public
     * @static
     */
    SL.getDocumentWidth = function(){
        var scrollWidth = isStrict ? document.documentElement.scrollWidth : document.body.scrollWidth;
        return Math.max(scrollWidth, SL.getViewportWidth());
    };

    /**
     * A utility function used by the fade functions to clear the opacity
     * style setting of the given element. Required in some cases for IE.
     * Based on Ext.Element's clearOpacity.
     *
     * @param   {HTMLElement}   el      The DOM element
     * @return  void
     * @private
     */
    var clearOpacity = function(el){
        if(isIE){
            if(typeof el.style.filter == 'string' && (/alpha/i).test(el.style.filter)){
                el.style.filter = '';
            }
        }else{
            el.style.opacity = '';
            el.style['-moz-opacity'] = '';
            el.style['-khtml-opacity'] = '';
        }
    };

    /**
     * Fades the given element from 0 to the specified opacity.
     *
     * @param   {HTMLElement}   el              The DOM element to fade
     * @param   {Number}        endingOpacity   The final opacity to animate to
     * @param   {Number}        duration        The duration of the animation
     *                                          (in seconds)
     * @param   {Function}      callback        A callback function to call
     *                                          when the animation completes
     * @return  void
     * @private
     */
    var fadeIn = function(el, endingOpacity, duration, callback){
        if(options.animate){
            SL.setStyle(el, 'opacity', 0);
            el.style.visibility = 'visible';
            SL.animate(el, {
                opacity: { to: endingOpacity }
            }, duration, function(){
                if(endingOpacity == 1) clearOpacity(el);
                if(typeof callback == 'function') callback();
            });
        }else{
            if(endingOpacity == 1){
                clearOpacity(el);
            }else{
                SL.setStyle(el, 'opacity', endingOpacity);
            }
            el.style.visibility = 'visible';
            if(typeof callback == 'function') callback();
        }
    };

    /**
     * Fades the given element from its current opacity to 0.
     *
     * @param   {HTMLElement}   el          The DOM element to fade
     * @param   {Number}        duration    The duration of the fade animation
     * @param   {Function}      callback    A callback function to call when
     *                                      the animation completes
     * @return  void
     * @private
     */
    var fadeOut = function(el, duration, callback){
        var cb = function(){
            el.style.visibility = 'hidden';
            clearOpacity(el);
            if(typeof callback == 'function') callback();
        };
        if(options.animate){
            SL.animate(el, {
                opacity: { to: 0 }
            }, duration, cb);
        }else{
            cb();
        }
    };

    /**
     * Appends an HTML fragment to the given element.
     *
     * @param   {String/HTMLElement}    el      The element to append to
     * @param   {String}                html    The HTML fragment to use
     * @return  {HTMLElement}                   The newly appended element
     * @private
     */
    var appendHTML = function(el, html){
        el = SL.get(el);
        if(el.insertAdjacentHTML){
            el.insertAdjacentHTML('BeforeEnd', html);
            return el.lastChild;
        }
        if(el.lastChild){
            var range = el.ownerDocument.createRange();
            range.setStartAfter(el.lastChild);
            var frag = range.createContextualFragment(html);
            el.appendChild(frag);
            return el.lastChild;
        }else{
            el.innerHTML = html;
            return el.lastChild;
        }
    };

    /**
     * Overwrites the HTML of the given element.
     *
     * @param   {String/HTMLElement}    el      The element to overwrite
     * @param   {String}                html    The new HTML to use
     * @return  {HTMLElement}                   The new firstChild element
     * @private
     */
    var overwriteHTML = function(el, html){
        el = SL.get(el);
        el.innerHTML = html;
        return el.firstChild;
    };

    /**
     * Gets either the offsetHeight or the height of the given element plus
     * padding and borders (when offsetHeight is not available). Based on
     * Ext.Element's getComputedHeight.
     *
     * @return  {Number}            The computed height of the element
     * @private
     */
    var getComputedHeight = function(el){
        var h = Math.max(el.offsetHeight, el.clientHeight);
        if(!h){
            h = parseInt(SL.getStyle(el, 'height'), 10) || 0;
            if(!isBorderBox){
                h += parseInt(SL.getStyle(el, 'padding-top'), 10)
                    + parseInt(SL.getStyle(el, 'padding-bottom'), 10)
                    + parseInt(SL.getStyle(el, 'border-top-width'), 10)
                    + parseInt(SL.getStyle(el, 'border-bottom-width'), 10);
            }
        }
        return h;
    };

    /**
     * Gets either the offsetWidth or the width of the given element plus
     * padding and borders (when offsetWidth is not available). Based on
     * Ext.Element's getComputedWidth.
     *
     * @return  {Number}            The computed width of the element
     * @private
     */
    var getComputedWidth = function(el){
        var w = Math.max(el.offsetWidth, el.clientWidth);
        if(!w){
            w = parseInt(SL.getStyle(el, 'width'), 10) || 0;
            if(!isBorderBox){
                w += parseInt(SL.getStyle(el, 'padding-left'), 10)
                    + parseInt(SL.getStyle(el, 'padding-right'), 10)
                    + parseInt(SL.getStyle(el, 'border-left-width'), 10)
                    + parseInt(SL.getStyle(el, 'border-right-width'), 10);
            }
        }
        return w;
    };

    /**
     * Determines the player needed to display the file at the given URL. If
     * the file type is not supported, the return value will be 'unsupported'.
     * If the file type is not supported but the correct player can be
     * determined, the return value will be 'unsupported-*' where * will be the
     * player abbreviation (e.g. 'qt' = QuickTime).
     *
     * @param   {String}        url     The url of the file
     * @return  {String}                The name of the player to use
     * @private
     */
    var getPlayerType = function(url){
        if(RE.img.test(url)) return 'img';
        var match = url.match(RE.domain);
        var this_domain = match ? document.domain == match[1] : false;
        if(url.indexOf('#') > -1 && this_domain) return 'inline';
        var q_index = url.indexOf('?');
        if(q_index > -1) url = url.substring(0, q_index); // strip query string for player detection purposes
        if(RE.swf.test(url)) return plugins.fla ? 'swf' : 'unsupported-swf';
        if(RE.flv.test(url)) return plugins.fla ? 'flv' : 'unsupported-flv';
        if(RE.qt.test(url)) return plugins.qt ? 'qt' : 'unsupported-qt';
        if(RE.wmp.test(url)){
            if(plugins.wmp){
                return 'wmp';
            }else if(plugins.f4m){
                return 'qt';
            }else{
                return isMac ? (plugins.qt ? 'unsupported-f4m' : 'unsupported-qtf4m') : 'unsupported-wmp';
            }
        }else if(RE.qtwmp.test(url)){
            if(plugins.qt){
                return 'qt';
            }else if(plugins.wmp){
                return 'wmp';
            }else{
                return isMac ? 'unsupported-qt' : 'unsupported-qtwmp';
            }
        }else if(!this_domain || RE.iframe.test(url)){
            return 'iframe';
        }
        return 'unsupported';
    };

    /**
     * Handles all clicks on links that have been set up to work with Shadowbox
     * and cancels the default event behavior when appropriate.
     *
     * @param   {Event}         ev          The click event object
     * @return  void
     * @private
     */
    var handleClick = function(ev){
        // get anchor/area element
        var link;
        if(isLink(this)){
            link = this; // jQuery, Prototype, YUI
        }else{
            link = SL.getTarget(ev); // Ext
            while(!isLink(link) && link.parentNode){
                link = link.parentNode;
            }
        }

        Shadowbox.open(link);
        if(current_gallery.length) SL.preventDefault(ev);
    };

    /**
     * Sets up the current gallery for the given object. Modifies the current
     * and current_gallery variables to contain the appropriate information.
     * Also, checks to see if there are any gallery pieces that are not
     * supported by the client's browser/plugins. If there are, they will be
     * handled according to the handleUnsupported option.
     *
     * @param   {Object}    obj         The content to get the gallery for
     * @return  void
     * @private
     */
    var setupGallery = function(obj){
        // create a copy so it doesn't get modified later
        var copy = apply({}, obj);

        // is it part of a gallery?
        if(!obj.gallery){ // single item, no gallery
            current_gallery = [copy];
            current = 0;
        }else{
            current_gallery = []; // clear the current gallery
            var index, ci;
            for(var i = 0, len = cache.length; i < len; ++i){
                ci = cache[i];
                if(ci.gallery){
                    if(ci.content == obj.content
                        && ci.gallery == obj.gallery
                        && ci.title == obj.title && ci.caption == obj.caption){ // compare content, gallery, & title
                            index = current_gallery.length; // key element found
                    }
                    if(ci.gallery == obj.gallery){
                        current_gallery.push(apply({}, ci));
                    }
                }
            }
            // if not found in cache, prepend to front of gallery
            if(index == null){
                current_gallery.unshift(copy);
                index = 0;
            }
            current = index;
        }

        // are any media in the current gallery supported?
        var match, r;
        for(var i = 0, len = current_gallery.length; i < len; ++i){
            r = false;
            if(current_gallery[i].type == 'unsupported'){ // don't support this at all
                r = true;
            }else if(match = RE.unsupported.exec(current_gallery[i].type)){ // handle unsupported elements
                if(options.handleUnsupported == 'link'){

                    current_gallery[i].type = 'html';
                    // generate a link to the appropriate plugin download page(s)
                    var m;
                    switch(match[1]){
                        case 'qtwmp':
                            m = String.format(options.text.errors.either,
                                options.errors.qt.url, options.errors.qt.name,
                                options.errors.wmp.url, options.errors.wmp.name);
                        break;
                        case 'qtf4m':
                            m = String.format(options.text.errors.shared,
                                options.errors.qt.url, options.errors.qt.name,
                                options.errors.f4m.url, options.errors.f4m.name);
                        break;
                        default:
                            if(match[1] == 'swf' || match[1] == 'flv') match[1] = 'fla';
                            m = String.format(options.text.errors.single,
                                options.errors[match[1]].url, options.errors[match[1]].name);
                    }
                    current_gallery[i] = apply(current_gallery[i], {
                        height:     160, // error messages are short so they
                        width:      320, // only need a small box to display properly
                        content:    '<div class="shadowbox_message">' + m + '</div>'
                    });
                }else{
                    r = true;
                }
            }else if(current_gallery[i].type == 'inline'){ // handle inline elements
                // retrieve the innerHTML of the inline element
                var match = RE.inline.exec(current_gallery[i].content);
                if(match){
                    var el;
                    if(el = SL.get(match[1])){
                        current_gallery[i].content = el.innerHTML;
                    }else{
                        throw 'No element found with id ' + match[1];
                    }
                }else{
                    throw 'No element id found for inline content';
                }
            }
            if(r){
                // remove the element from the gallery
                current_gallery.splice(i, 1);
                if(i < current) --current;
                --i;
            }
        }
    };

    /**
     * Hides the title bar and toolbar and populates them with the proper
     * content.
     *
     * @return  void
     * @private
     */
    var buildBars = function(){
        var link = current_gallery[current];
        if(!link) return; // nothing to build

        // build the title
        var title_i = SL.get('shadowbox_title_inner');
        title_i.innerHTML = (link.title) ? link.title : '';
        // empty the toolbar
        var tool_i = SL.get('shadowbox_toolbar_inner');
        tool_i.innerHTML = '';

        var title_i = SL.get('shadowbox_caption');
        title_i.innerHTML = (link.caption) ? link.caption : '';

        // build the nav
        if(options.displayNav){
            tool_i.innerHTML = String.format(options.skin.close, options.text.close);
            if(current_gallery.length > 1){
                if(options.continuous){
                    // show both
                    appendHTML(tool_i, String.format(options.skin.next, options.text.next));
                    appendHTML(tool_i, String.format(options.skin.prev, options.text.prev));
                }else{
                    // not last in the gallery, show the next link
                    if((current_gallery.length - 1) > current){
                        appendHTML(tool_i, String.format(options.skin.next, options.text.next));
                    }
                    // not first in the gallery, show the previous link
                    if(current > 0){
                        appendHTML(tool_i, String.format(options.skin.prev, options.text.prev));
                    }
                }
            }
        }

        // build the counter
        if(current_gallery.length > 1 && options.displayCounter){
            // append the counter div
            var counter = '';
            if(options.counterType == 'skip'){
                for(var i = 0, len = current_gallery.length; i < len; ++i){
                    counter += '<a href="javascript:Shadowbox.change(' + i + ');"';
                    if(i == current){
                        counter += ' class="shadowbox_counter_current"';
                    }
                    counter += '>' + (i + 1) + '</a>';
                }
            }else{
                counter = (current + 1) + ' of ' + current_gallery.length;
            }
            appendHTML(tool_i, String.format(options.skin.counter, counter));
        }
    };

    /**
     * Hides the title and tool bars.
     *
     * @param   {Function}  callback        A function to call on finish
     * @return  void
     * @private
     */
    var hideBars = function(callback){
        var title_m = getComputedHeight(SL.get('shadowbox_title'));
        var tool_m = 0 - getComputedHeight(SL.get('shadowbox_toolbar'));
        var title_i = SL.get('shadowbox_title_inner');
        var tool_i = SL.get('shadowbox_toolbar_inner');

        if(options.animate && callback){
            // animate the transition
            SL.animate(title_i, {
                marginTop: { to: title_m }
            }, 0.2);
            SL.animate(tool_i, {
                marginTop: { to: tool_m }
            }, 0.2, callback);
        }else{
            SL.setStyle(title_i, 'marginTop', title_m + 'px');
            SL.setStyle(tool_i, 'marginTop', tool_m + 'px');
        }
    };

    /**
     * Shows the title and tool bars.
     *
     * @param   {Function}  callback        A callback function to execute after
     *                                      the animation completes
     * @return  void
     * @private
     */
    var showBars = function(callback){
        var title_i = SL.get('shadowbox_title_inner');
        if(options.animate){
            if(title_i.innerHTML != ''){
                SL.animate(title_i, { marginTop: { to: 0 } }, 0.35);
            }
            SL.animate(SL.get('shadowbox_toolbar_inner'), {
                marginTop: { to: 0 }
            }, 0.35, callback);
        }else{
            if(title_i.innerHTML != ''){
                SL.setStyle(title_i, 'margin-top', '0px');
            }
            SL.setStyle(SL.get('shadowbox_toolbar_inner'), 'margin-top', '0px');
            callback();
        }
    };

    /**
     * Resets the class drag variable.
     *
     * @return  void
     * @private
     */
    var resetDrag = function(){
        drag = {
            x:          0,
            y:          0,
            start_x:    null,
            start_y:    null
        };
    };

    /**
     * Toggles the drag function on and off.
     *
     * @param   {Boolean}   on      True to toggle on, false to toggle off
     * @return  void
     * @private
     */
    var toggleDrag = function(on){
        if(on){
            resetDrag();
            // add drag layer to prevent browser dragging of actual image
            var styles = [
                'position:absolute',
                'cursor:' + (isGecko ? '-moz-grab' : 'move')
            ];
            // make drag layer transparent
            styles.push(isIE ? 'background-color:#fff;filter:alpha(opacity=0)' : 'background-color:transparent');
            appendHTML('shadowbox_body_inner', '<div id="shadowbox_drag_layer" style="' + styles.join(';') + '"></div>');
            SL.addEvent(SL.get('shadowbox_drag_layer'), 'mousedown', listenDrag);
        }else{
            var d = SL.get('shadowbox_drag_layer');
            if(d){
                SL.removeEvent(d, 'mousedown', listenDrag);
                SL.remove(d);
            }
        }
    };

    /**
     * Sets up a drag listener on the document. Called when the mouse button is
     * pressed (mousedown).
     *
     * @param   {mixed}     ev      The mousedown event
     * @return  void
     * @private
     */
    var listenDrag = function(ev){
        drag.start_x = ev.clientX;
        drag.start_y = ev.clientY;
        draggable = SL.get('shadowbox_content');
        SL.addEvent(document, 'mousemove', positionDrag);
        SL.addEvent(document, 'mouseup', unlistenDrag);
        if(isGecko) SL.setStyle(SL.get('shadowbox_drag_layer'), 'cursor', '-moz-grabbing');
    };

    /**
     * Removes the drag listener. Called when the mouse button is released
     * (mouseup).
     *
     * @return  void
     * @private
     */
    var unlistenDrag = function(){
        SL.removeEvent(document, 'mousemove', positionDrag);
        SL.removeEvent(document, 'mouseup', unlistenDrag); // clean up
        if(isGecko) SL.setStyle(SL.get('shadowbox_drag_layer'), 'cursor', '-moz-grab');
    };

    /**
     * Positions an oversized image on drag.
     *
     * @param   {mixed}     ev      The drag event
     * @return  void
     * @private
     */
    var positionDrag = function(ev){
        var move_y = ev.clientY - drag.start_y;
        drag.start_y = drag.start_y + move_y;
        drag.y = Math.max(Math.min(0, drag.y + move_y), current_height - optimal_height); // y boundaries
        SL.setStyle(draggable, 'top', drag.y + 'px');
        var move_x = ev.clientX - drag.start_x;
        drag.start_x = drag.start_x + move_x;
        drag.x = Math.max(Math.min(0, drag.x + move_x), current_width - optimal_width); // x boundaries
        SL.setStyle(draggable, 'left', drag.x + 'px');
    };

    /**
     * Loads the Shadowbox with the current piece.
     *
     * @return  void
     * @private
     */
    var loadContent = function(){
        var obj = current_gallery[current];
        if(!obj) return; // invalid

        buildBars();

        switch(obj.type){
            case 'img':
                // preload the image
                preloader = new Image();
                preloader.onload = function(){
                    // images default to image height and width
                    var h = obj.height ? parseInt(obj.height, 10) : preloader.height;
                    var w = obj.width ? parseInt(obj.width, 10) : preloader.width;
                    resizeContent(h, w, function(dims){
                        showBars(function(){
                            setContent({
                                tag:    'img',
                                height: dims.i_height,
                                width:  dims.i_width,
                                src:    obj.content,
                                style:  'position:absolute'
                            });
                            if(dims.enableDrag && options.handleLgImages == 'drag'){
                                // listen for drag
                                toggleDrag(true);
                                SL.setStyle(SL.get('shadowbox_drag_layer'), {
                                    height:     dims.i_height + 'px',
                                    width:      dims.i_width + 'px'
                                });
                            }
                            finishContent();
                        });
                    });

                    preloader.onload = function(){}; // clear onload for IE
                };
                preloader.src = obj.content;
            break;

            case 'swf':
            case 'flv':
            case 'qt':
            case 'wmp':
                var markup = Shadowbox.movieMarkup(obj);
                resizeContent(markup.height, markup.width, function(){
                    showBars(function(){
                        setContent(markup);
                        finishContent();
                    });
                });
            break;

            case 'iframe':
                // iframes default to full viewport height and width
                var h = obj.height ? parseInt(obj.height, 10) : SL.getViewportHeight();
                var w = obj.width ? parseInt(obj.width, 10) : SL.getViewportWidth();
                var content = {
                    tag:            'iframe',
                    name:           'shadowbox_content',
                    height:         '100%',
                    width:          '100%',
                    frameborder:    '0',
                    marginwidth:    '0',
                    marginheight:   '0',
                    scrolling:      'auto'
                };

                resizeContent(h, w, function(dims){
                    showBars(function(){
                        setContent(content);
                        var win = (isIE)
                            ? SL.get('shadowbox_content').contentWindow
                            : window.frames['shadowbox_content'];
                        win.location = obj.content;
                        finishContent();
                    });
                });
            break;

            case 'html':
            case 'inline':
                // HTML content defaults to full viewport height and width
                var h = obj.height ? parseInt(obj.height, 10) : SL.getViewportHeight();
                var w = obj.width ? parseInt(obj.width, 10) : SL.getViewportWidth();
                var content = {
                    tag:    'div',
                    cls:    'html', /* give special class to make scrollable */
                    html:   obj.content
                };
                resizeContent(h, w, function(){
                    showBars(function(){
                        setContent(content);
                        finishContent();
                    });
                });
            break;

            default:
                // should never happen
                throw 'Shadowbox cannot open content of type ' + obj.type;
        }

        // preload neighboring images
        if(current_gallery.length > 0){
            var next = current_gallery[current + 1];
            if(!next){
                next = current_gallery[0];
            }
            if(next.type == 'img'){
                var preload_next = new Image();
                preload_next.src = next.href;
            }

            var prev = current_gallery[current - 1];
            if(!prev){
                prev = current_gallery[current_gallery.length - 1];
            }
            if(prev.type == 'img'){
                var preload_prev = new Image();
                preload_prev.src = prev.href;
            }
        }
    };

    /**
     * Removes old content and sets the new content of the Shadowbox.
     *
     * @param   {Object}        obj     The content to set (appropriate to pass
     *                                  directly to Shadowbox.createHTML())
     * @return  {HTMLElement}           The newly appended element (or null if
     *                                  none is provided)
     * @private
     */
    var setContent = function(obj){
        var id = 'shadowbox_content';
        var content = SL.get(id);
        if(content){
            // remove old content first
            switch(content.tagName.toUpperCase()){
                case 'OBJECT':
                    // if we're in a gallery (i.e. changing and there's a new
                    // object) we want the LAST link object
                    var link = current_gallery[(obj ? current - 1 : current)];
                    if(link.type == 'wmp' && isIE){
                        try{
                            shadowbox_content.controls.stop(); // stop the movie
                            shadowbox_content.URL = 'non-existent.wmv'; // force player refresh
                            window.shadowbox_content = function(){}; // remove from window
                        }catch(e){}
                    }else if(link.type == 'qt' && isSafari){
                        try{
                            document.shadowbox_content.Stop(); // stop QT movie
                        }catch(e){}
                        // stop QT audio stream for movies that have not yet loaded
                        content.innerHTML = '';
                        // console.log(document.shadowbox_content);
                    }
                    setTimeout(function(){ // using setTimeout prevents browser crashes with WMP
                        SL.remove(content);
                    }, 10);
                break;
                case 'IFRAME':
                    SL.remove(content);
                    if(isGecko) delete window.frames[id]; // needed for Firefox
                break;
                default:
                    SL.remove(content);
            }
        }
        if(obj){
            if(!obj.id) obj.id = id;
            return appendHTML('shadowbox_body_inner', Shadowbox.createHTML(obj));
        }
        return null;
    };

    /**
     * This function is used as the callback after the Shadowbox has been
     * positioned, resized, and loaded with content.
     *
     * @return  void
     * @private
     */
    var finishContent = function(){
        var obj = current_gallery[current];
        if(!obj) return; // invalid
        hideLoading(function(){
            listenKeyboard(true);
            // fire onFinish handler
            if(options.onFinish && typeof options.onFinish == 'function'){
                options.onFinish(obj);
            }
        });
    };

    /**
     * Resizes and positions the content box using the given height and width.
     * If the callback parameter is missing, the transition will not be
     * animated. If the callback parameter is present, it will be passed the
     * new calculated dimensions object as its first parameter. Note: the height
     * and width here should represent the optimal height and width of the box.
     *
     * @param   {Function}  callback    A callback function to use when the
     *                                  resize completes
     * @return  void
     * @private
     */
    var resizeContent = function(height, width, callback){
        // update optimal height and width
        optimal_height = height;
        optimal_width = width;
        var resizable = RE.resize.test(current_gallery[current].type);
        var dims = getDimensions(optimal_height, optimal_width, resizable);
        if(callback){
            var cb = function(){ callback(dims); };
            switch(options.animSequence){
                case 'hw':
                    adjustHeight(dims.height, dims.top, true, function(){
                        adjustWidth(dims.width, true, cb);
                    });
                break;
                case 'wh':
                    adjustWidth(dims.width, true, function(){
                        adjustHeight(dims.height, dims.top, true, cb);
                    });
                break;
                default: // sync
                    adjustWidth(dims.width, true);
                    adjustHeight(dims.height, dims.top, true, cb);
            }
        }else{ // window resize
            adjustWidth(dims.width, false);
            adjustHeight(dims.height, dims.top, false);
            // resize content images & flash in 'resize' mode
            if(options.handleLgImages == 'resize' && resizable){
                var content = SL.get('shadowbox_content');
                if(content){ // may be animating, not present
                    content.height = dims.i_height;
                    content.width = dims.i_width;
                }
            }
        }
    };

    /**
     * Calculates the dimensions for Shadowbox, taking into account the borders,
     * margins, and surrounding elements of the shadowbox_body. If the image
     * is still to large for Shadowbox, and options.handleLgImages is 'resize',
     * the resized dimensions will be returned (preserving the original aspect
     * ratio). Otherwise, the originally calculated dimensions will be returned.
     * The returned object will have the following properties:
     *
     * - height: The height to use for shadowbox_body_inner
     * - width: The width to use for shadowbox
     * - i_height: The height to use for resizable content
     * - i_width: The width to use for resizable content
     * - top: The top to use for shadowbox
     * - enableDrag: True if dragging should be enabled (image is oversized)
     *
     * @param   {Number}    o_height    The optimal height
     * @param   {Number}    o_width     The optimal width
     * @param   {Boolean}   resizable   True if the content is able to be
     *                                  resized. Defaults to false.
     * @return  {Object}                The resize dimensions (see above)
     * @private
     */
    var getDimensions = function(o_height, o_width, resizable){
        if(typeof resizable == 'undefined') resizable = false;

        var height = o_height = parseInt(o_height);
        var width = o_width = parseInt(o_width);
        var shadowbox_b = SL.get('shadowbox_body');

        // calculate the max height
        var view_height = SL.getViewportHeight();
        var extra_height = parseInt(SL.getStyle(shadowbox_b, 'border-top-width'), 10)
            + parseInt(SL.getStyle(shadowbox_b, 'border-bottom-width'), 10)
            + parseInt(SL.getStyle(shadowbox_b, 'margin-top'), 10)
            + parseInt(SL.getStyle(shadowbox_b, 'margin-bottom'), 10)
            + getComputedHeight(SL.get('shadowbox_title'))
            + getComputedHeight(SL.get('shadowbox_toolbar'))
            + (2 * options.viewportPadding);
        if((height + extra_height) >= view_height){
            height = view_height - extra_height;
        }

        // calculate the max width
        var view_width = SL.getViewportWidth();
        var extra_body_width = parseInt(SL.getStyle(shadowbox_b, 'border-left-width'), 10)
            + parseInt(SL.getStyle(shadowbox_b, 'border-right-width'), 10)
            + parseInt(SL.getStyle(shadowbox_b, 'margin-left'), 10)
            + parseInt(SL.getStyle(shadowbox_b, 'margin-right'), 10);
        var extra_width = extra_body_width + (2 * options.viewportPadding);
        if((width + extra_width) >= view_width){
            width = view_width - extra_width;
        }

        // handle oversized images & flash
        var enableDrag = false;
        var i_height = o_height;
        var i_width = o_width;
        var handle = options.handleLgImages;
        if(resizable && (handle == 'resize' || handle == 'drag')){
            var change_h = (o_height - height) / o_height;
            var change_w = (o_width - width) / o_width;
            if(handle == 'resize'){
                if(change_h > change_w){
                    width = Math.round((o_width / o_height) * height);
                }else if(change_w > change_h){
                    height = Math.round((o_height / o_width) * width);
                }
                // adjust image height or width accordingly
                i_width = width;
                i_height = height;
            }else{
                // drag on oversized images only
                var link = current_gallery[current];
                if(link) enableDrag = link.type == 'img' && (change_h > 0 || change_w > 0);
            }
        }

        return {
            height: height,
            width: width + extra_body_width,
            i_height: i_height,
            i_width: i_width,
            top: ((view_height - (height + extra_height)) / 2) + options.viewportPadding,
            enableDrag: enableDrag
        };
    };

    /**
     * Centers Shadowbox vertically in the viewport. Needs to be called on
     * scroll in IE6 because it does not support fixed positioning.
     *
     * @return  void
     * @private
     */
    var centerVertically = function(){
        var shadowbox = SL.get('shadowbox');
        var scroll = document.documentElement.scrollTop;
        var s_top = scroll + Math.round((SL.getViewportHeight() - (shadowbox.offsetHeight || 0)) / 2);
        SL.setStyle(shadowbox, 'top', s_top + 'px');
    };

    /**
     * Adjusts the height of shadowbox_body_inner and centers Shadowbox
     * vertically in the viewport.
     *
     * @param   {Number}    height      The height of shadowbox_body_inner
     * @param   {Number}    top         The top of the Shadowbox
     * @param   {Boolean}   animate     True to animate the transition
     * @param   {Function}  callback    A callback to use when the animation completes
     * @return  void
     * @private
     */
    var adjustHeight = function(height, top, animate, callback){
        height = parseInt(height);

        // update current_height
        current_height = height;

        // adjust the height
        var sbi = SL.get('shadowbox_body_inner');
        if(animate && options.animate){
            SL.animate(sbi, {
                height: { to: height }
            }, options.resizeDuration, callback);
        }else{
            SL.setStyle(sbi, 'height', height + 'px');
            if(typeof callback == 'function') callback();
        }

        // manually adjust the top because we're using fixed positioning in IE6
        if(absolute_pos){
            // listen for scroll so we can adjust
            centerVertically();
            SL.addEvent(window, 'scroll', centerVertically);

            // add scroll to top
            top += document.documentElement.scrollTop;
        }

        // adjust the top
        var shadowbox = SL.get('shadowbox');
        if(animate && options.animate){
            SL.animate(shadowbox, {
                top: { to: top }
            }, options.resizeDuration);
        }else{
            SL.setStyle(shadowbox, 'top', top + 'px');
        }
    };

    /**
     * Adjusts the width of shadowbox.
     *
     * @param   {Number}    width       The width to use
     * @param   {Boolean}   animate     True to animate the transition
     * @param   {Function}  callback    A callback to use when the animation completes
     * @return  void
     * @private
     */
    var adjustWidth = function(width, animate, callback){
        width = parseInt(width);

        // update current_width
        current_width = width;

        var shadowbox = SL.get('shadowbox');
        if(animate && options.animate){
            SL.animate(shadowbox, {
                width: { to: width }
            }, options.resizeDuration, callback);
        }else{
            SL.setStyle(shadowbox, 'width', width + 'px');
            if(typeof callback == 'function') callback();
        }
    };

    /**
     * Sets up a listener on the document for keystrokes.
     *
     * @param   {Boolean}   on      True to enable the listner, false to turn
     *                              it off
     * @return  void
     * @private
     */
    var listenKeyboard = function(on){
        if(!options.enableKeys) return;
        if(on){
            document.onkeydown = handleKey;
        }else{
            document.onkeydown = '';
        }
    };

    /**
     * Asserts the given key or code is present in the array of valid keys.
     *
     * @param   {Array}     valid       An array of valid keys and codes
     * @param   {String}    key         The character that was pressed
     * @param   {Number}    code        The key code that was pressed
     * @return  {Boolean}               True if the key is valid
     * @private
     */
    var assertKey = function(valid, key, code){
        return (valid.indexOf(key) != -1 || valid.indexOf(code) != -1);
    };

    /**
     * A listener function that will act on a key pressed.
     *
     * @param   {Event}     e       The event object
     * @return  void
     * @private
     */
    var handleKey = function(e){
        var code = e ? e.which : event.keyCode;
        var key = String.fromCharCode(code).toLowerCase();
        if(assertKey(options.keysClose, key, code)){
            Shadowbox.close();
        }else if(assertKey(options.keysPrev, key, code)){
            Shadowbox.previous();
        }else if(assertKey(options.keysNext, key, code)){
            Shadowbox.next();
        }
    };

    /**
     * Shows and hides elements that are troublesome for modal overlays.
     *
     * @param   {Boolean}   on      True to show the elements, false otherwise
     * @return  void
     * @private
     */
    var toggleTroubleElements = function(on){
        var vis = (on ? 'visible' : 'hidden');
        var selects = document.getElementsByTagName('select');
        for(i = 0, len = selects.length; i < len; ++i){
            selects[i].style.visibility = vis;
        }
        var objects = document.getElementsByTagName('object');
        for(i = 0, len = objects.length; i < len; ++i){
            objects[i].style.visibility = vis;
        }
        var embeds = document.getElementsByTagName('embed');
        for(i = 0, len = embeds.length; i < len; ++i){
            embeds[i].style.visibility = vis;
        }
    };

    /**
     * Fills the Shadowbox with the loading skin.
     *
     * @return  void
     * @private
     */
    var showLoading = function(){
        var loading = SL.get('shadowbox_loading');
        overwriteHTML(loading, String.format(options.skin.loading,
            options.assetURL + options.loadingImage,
            options.text.loading,
            options.text.cancel));
        loading.style.visibility = 'visible';
    };

    /**
     * Hides the Shadowbox loading skin.
     *
     * @param   {Function}  callback        The callback function to call after
     *                                      hiding the loading skin
     * @return  void
     * @private
     */
    var hideLoading = function(callback){
        var t = current_gallery[current].type;
        var anim = (t == 'img' || t == 'html'); // fade on images & html
        var loading = SL.get('shadowbox_loading');
        if(anim){
            fadeOut(loading, 0.35, callback);
        }else{
            loading.style.visibility = 'hidden';
            callback();
        }
    };

    /**
     * Sets the size of the overlay to the size of the document.
     *
     * @return  void
     * @private
     */
    var resizeOverlay = function(){
        var overlay = SL.get('shadowbox_overlay');
        SL.setStyle(overlay, {
            height: '100%',
            width: '100%'
        });
        SL.setStyle(overlay, 'height', SL.getDocumentHeight() + 'px');
        if(!isSafari3){
            // Safari3 includes vertical scrollbar in SL.getDocumentWidth()!
            // Leave overlay width at 100% for now...
            SL.setStyle(overlay, 'width', SL.getDocumentWidth() + 'px');
        }
    };

    /**
     * Used to determine if the pre-made overlay background image is needed
     * instead of using the trasparent background overlay. A pre-made background
     * image is used for all but image pieces in FF Mac because it has problems
     * displaying correctly if the background layer is not 100% opaque. When
     * displaying a gallery, if any piece in the gallery meets these criteria,
     * the pre-made background image will be used.
     *
     * @return  {Boolean}       Whether or not an overlay image is needed
     * @private
     */
    var checkOverlayImgNeeded = function(){
        if(!(isGecko && isMac)) return false;
        for(var i = 0, len = current_gallery.length; i < len; ++i){
            if(!RE.overlay.exec(current_gallery[i].type)) return true;
        }
        return false;
    };

    /**
     * Activates (or deactivates) the Shadowbox overlay. If a callback function
     * is provided, we know we're activating. Otherwise, deactivate the overlay.
     *
     * @param   {Function}  callback    A callback to call after activation
     * @return  void
     * @private
     */
    var toggleOverlay = function(callback){
        var overlay = SL.get('shadowbox_overlay');
        if(overlay_img_needed == null){
            overlay_img_needed = checkOverlayImgNeeded();
        }

        if(callback){
            resizeOverlay(); // size the overlay before showing
            if(overlay_img_needed){
                SL.setStyle(overlay, {
                    visibility:         'visible',
                    backgroundColor:    'transparent',
                    backgroundImage:    'url(' + options.assetURL + options.overlayBgImage + ')',
                    backgroundRepeat:   'repeat',
                    opacity:            1
                });
                callback();
            }else{
                SL.setStyle(overlay, {
                    visibility:         'visible',
                    backgroundColor:    options.overlayColor,
                    backgroundImage:    'none'
                });
                fadeIn(overlay, options.overlayOpacity, options.fadeDuration,
                    callback);
            }
        }else{
            if(overlay_img_needed){
                SL.setStyle(overlay, 'visibility', 'hidden');
            }else{
                fadeOut(overlay, options.fadeDuration);
            }

            // reset for next time
            overlay_img_needed = null;
        }
    };

    /**
     * Initializes the Shadowbox environment. Appends Shadowbox' HTML to the
     * document and sets up listeners on the window and overlay element.
     *
     * @param   {Object}    opts    The default options to use
     * @return  void
     * @public
     * @static
     */
    Shadowbox.init = function(opts){
        if(initialized) return; // don't initialize twice
        options = apply(options, opts || {});

        // add markup
        appendHTML(document.body, options.skin.main);

        // compile file type regular expressions here for speed
        RE.img = new RegExp('\.(' + options.ext.img.join('|') + ')\s*$', 'i');
        RE.qt = new RegExp('\.(' + options.ext.qt.join('|') + ')\s*$', 'i');
        RE.wmp = new RegExp('\.(' + options.ext.wmp.join('|') + ')\s*$', 'i');
        RE.qtwmp = new RegExp('\.(' + options.ext.qtwmp.join('|') + ')\s*$', 'i');
        RE.iframe = new RegExp('\.(' + options.ext.iframe.join('|') + ')\s*$', 'i');

        // handle window resize events
        var id = null;
        var resize = function(){
            clearInterval(id);
            id = null;
            resizeOverlay();
            resizeContent(optimal_height, optimal_width);
        };
        SL.addEvent(window, 'resize', function(){
            if(activated){
                // use event buffering to prevent jerky window resizing
                if(id){
                    clearInterval(id);
                    id = null;
                }
                if(!id) id = setInterval(resize, 50);
            }
        });

        if(options.listenOverlay){
            // add a listener to the overlay
            SL.addEvent(SL.get('shadowbox_overlay'), 'click', Shadowbox.close);
        }

        // adjust some positioning if needed
        if(absolute_pos){
            // give the container absolute positioning
            SL.setStyle(SL.get('shadowbox_container'), 'position', 'absolute');
            // give shadowbox_body "layout"...whatever that is
            SL.setStyle('shadowbox_body', 'zoom', 1);
            // need to listen to the container element because it covers the top
            // half of the page
            SL.addEvent(SL.get('shadowbox_container'), 'click', function(e){
                var target = SL.getTarget(e);
                if(target.id && target.id == 'shadowbox_container') Shadowbox.close();
            });
        }

        // skip setup, will need to be done manually later
        if(!options.skipSetup) Shadowbox.setup();
        initialized = false;
    };

    /**
     * Sets up listeners on the given links that will trigger Shadowbox. If no
     * links are given, this method will set up every anchor element on the page
     * with the appropriate rel attribute. Note: Because AREA elements do not
     * support the rel attribute, they must be explicitly passed to this method.
     *
     * @param   {Array}     links       An array (or array-like) list of anchor
     *                                  and/or area elements to set up
     * @param   {Object}    opts        Some options to use for the given links
     * @return  void
     * @public
     * @static
     */
    Shadowbox.setup = function(links, opts){
        // get links if none specified
        if(!links){
            var links = [];
            var a = document.getElementsByTagName('a'), rel;
            for(var i = 0, len = a.length; i < len; ++i){
                rel = a[i].getAttribute('rel');
                if(rel && RE.rel.test(rel)) links[links.length] = a[i];
            }
        }else if(!links.length){
            links = [links]; // one link
        }

        var link;
        for(var i = 0, len = links.length; i < len; ++i){
            link = links[i];
            if(typeof link.shadowboxCacheKey == 'undefined'){
                // assign cache key expando
                // use integer primitive to avoid memory leak in IE
                link.shadowboxCacheKey = cache.length;
                SL.addEvent(link, 'click', handleClick); // add listener
            }
            cache[link.shadowboxCacheKey] = this.buildCacheObj(link, opts);
        }
    };

    /**
     * Builds an object from the original link element data to store in cache.
     * These objects contain (most of) the following keys:
     *
     * - el: the link element
     * - title: the linked file title
     * - type: the linked file type
     * - content: the linked file's URL
     * - gallery: the gallery the file belongs to (optional)
     * - height: the height of the linked file (only necessary for movies)
     * - width: the width of the linked file (only necessary for movies)
     * - options: custom options to use (optional)
     *
     * @param   {HTMLElement}   link    The link element to process
     * @return  {Object}                An object representing the link
     * @public
     * @static
     */
    Shadowbox.buildCacheObj = function(link, opts){
        var href = link.href; // don't use getAttribute() here
        var o = {
            el:         link,
            title:      link.getAttribute('title'),
			caption:    link.getAttribute('caption'),
            type:       getPlayerType(href),
            options:    apply({}, opts || {}), // break the reference
            content:    href
        };

        // remove link-level options from top-level options
        var opt, l_opts = ['title', 'caption', 'type', 'height', 'width', 'gallery'];
        for(var i = 0, len = l_opts.length; i < len; ++i){
            opt = l_opts[i];
            if(typeof o.options[opt] != 'undefined'){
                o[opt] = o.options[opt];
                delete o.options[opt];
            }
        }

        // HTML options always trump JavaScript options, so do these last
        var rel = link.getAttribute('rel');
        if(rel){
            // extract gallery name from shadowbox[name] format
            var match = rel.match(RE.gallery);
            if(match) o.gallery = escape(match[2]);

            // other parameters
            var params = rel.split(';');
            for(var i = 0, len = params.length; i < len; ++i){
                match = params[i].match(RE.param);
                if(match){
                    if(match[1] == 'options'){
                        eval('o.options = apply(o.options, ' + match[2] + ')');
                    }else{
                        o[match[1]] = match[2];
                    }
                }
            }
        }

        return o;
    };

    /**
     * Applies the given set of options to those currently in use. Note: Options
     * will be reset on Shadowbox.open() so this function is only useful after
     * it has already been called (while Shadowbox is open).
     *
     * @param   {Object}    opts        The options to apply
     * @return  void
     * @public
     * @static
     */
    Shadowbox.applyOptions = function(opts){
        if(opts){
            // use apply here to break references
            default_options = apply({}, options); // store default options
            options = apply(options, opts); // apply options
        }
    };

    /**
     * Reverts Shadowbox' options to the last default set in use before
     * Shadowbox.applyOptions() was called.
     *
     * @return  void
     * @public
     * @static
     */
    Shadowbox.revertOptions = function(){
        if(default_options){
            options = default_options; // revert to default options
            default_options = null; // erase for next time
        }
    };

    /**
     * Opens the given object in Shadowbox. This object may be either an
     * anchor/area element, or an object similar to the one created by
     * Shadowbox.buildCacheObj().
     *
     * @param   {mixed}     obj         The object or link element that defines
     *                                  what to display
     * @return  void
     * @public
     * @static
     */
    Shadowbox.open = function(obj, opts){
        if(activated) return; // already open
        activated = true;

        // is it a link?
        if(isLink(obj)){
            if(typeof obj.shadowboxCacheKey == 'undefined' || typeof cache[obj.shadowboxCacheKey] == 'undefined'){
                // link element that hasn't been set up before
                // create an object on-the-fly
                obj = this.buildCacheObj(obj, opts);
            }else{
                // link element that has been set up before, get from cache
                obj = cache[obj.shadowboxCacheKey];
            }
        }

        this.revertOptions();
        if(obj.options || opts){
            // use apply here to break references
            this.applyOptions(apply(apply({}, obj.options || {}), opts || {}));
        }

        // update current & current_gallery
        setupGallery(obj);

        // anything to display?
        if(current_gallery.length){
            // fire onOpen hook
            if(options.onOpen && typeof options.onOpen == 'function'){
                options.onOpen(obj);
            }

            // display:block here helps with correct dimension calculations
            SL.setStyle(SL.get('shadowbox'), 'display', 'block');

            toggleTroubleElements(false);
            var dims = getDimensions(options.initialHeight, options.initialWidth);
            adjustHeight(dims.height, dims.top);
            adjustWidth(dims.width);
            hideBars(false);

            // show the overlay and load the content
            toggleOverlay(function(){
                SL.setStyle(SL.get('shadowbox'), 'visibility', 'visible');
                showLoading();
                loadContent();
            });
        }
    };

    /**
     * Jumps to the piece in the current gallery with index num.
     *
     * @param   {Number}    num     The gallery index to view
     * @return  void
     * @public
     * @static
     */
    Shadowbox.change = function(num){
        if(!current_gallery) return; // no current gallery
        if(!current_gallery[num]){ // index does not exist
            if(!options.continuous){
                return;
            }else{
                num = (num < 0) ? (current_gallery.length - 1) : 0; // loop
            }
        }

        // update current
        current = num;

        // stop listening for drag
        toggleDrag(false);
        // empty the content
        setContent(null);
        // turn this back on when done
        listenKeyboard(false);

        // fire onChange handler
        if(options.onChange && typeof options.onChange == 'function'){
            options.onChange(current_gallery[current]);
        }

        showLoading();
        hideBars(loadContent);
    };

    /**
     * Jumps to the next piece in the gallery.
     *
     * @return  {Boolean}       True if the gallery changed to next item, false
     *                          otherwise
     * @public
     * @static
     */
    Shadowbox.next = function(){
        return this.change(current + 1);
    };

    /**
     * Jumps to the previous piece in the gallery.
     *
     * @return  {Boolean}       True if the gallery changed to previous item,
     *                          false otherwise
     * @public
     * @static
     */
    Shadowbox.previous = function(){
        return this.change(current - 1);
    };

    /**
     * Deactivates Shadowbox.
     *
     * @return  void
     * @public
     * @static
     */
    Shadowbox.close = function(){
        if(!activated) return; // already closed

        // stop listening for keys
        listenKeyboard(false);
        // hide
        SL.setStyle(SL.get('shadowbox'), {
            display: 'none',
            visibility: 'hidden'
        });
        // stop listening for scroll on IE
        if(absolute_pos) SL.removeEvent(window, 'scroll', centerVertically);
        // stop listening for drag
        toggleDrag(false);
        // empty the content
        setContent(null);
        // prevent old image requests from loading
        if(preloader){
            preloader.onload = function(){};
            preloader = null;
        }
        // hide the overlay
        toggleOverlay(false);
        // turn on trouble elements
        toggleTroubleElements(true);

        // fire onClose handler
        if(options.onClose && typeof options.onClose == 'function'){
            options.onClose(current_gallery[current]);
        }

        activated = false;
    };

    /**
     * Clears Shadowbox' cache and removes listeners and expandos from all
     * cached link elements. May be used to completely reset Shadowbox in case
     * links on a page change.
     *
     * @return  void
     * @public
     * @static
     */
    Shadowbox.clearCache = function(){
        for(var i = 0, len = cache.length; i < len; ++i){
            if(cache[i].el){
                SL.removeEvent(cache[i].el, 'click', handleClick);
                delete cache[i].shadowboxCacheKey;
            }
        }
        cache = [];
    };

    /**
     * Generates the markup necessary to embed the movie file with the given
     * link element. This markup will be browser-specific. Useful for generating
     * the media test suite.
     *
     * @param   {HTMLElement}   link        The link to the media file
     * @return  {Object}                    The proper markup to use (see above)
     * @public
     * @static
     */
    Shadowbox.movieMarkup = function(obj){
        // movies default to 300x300 pixels
        var h = obj.height ? parseInt(obj.height, 10) : 300;
        var w = obj.width ? parseInt(obj.width, 10) : 300;

        var autoplay = options.autoplayMovies;
        var controls = options.showMovieControls;
        if(obj.options){
            if(obj.options.autoplayMovies != null){
                autoplay = obj.options.autoplayMovies;
            }
            if(obj.options.showMovieControls != null){
                controls = obj.options.showMovieControls;
            }
        }

        var markup = {
            tag:    'object',
            name:   'shadowbox_content'
        };

        switch(obj.type){
            case 'swf':
                var dims = getDimensions(h, w, true);
                h = dims.height;
                w = dims.width;
                markup.type = 'application/x-shockwave-flash';
                markup.data = obj.content;
                markup.children = [
                    { tag: 'param', name: 'movie', value: obj.content }
                ];
            break;
            case 'flv':
                autoplay = autoplay ? 'true' : 'false';
                var showicons = 'false';
                var a = h/w; // aspect ratio
                if(controls){
                    showicons = 'true';
                    h += 20; // height of JW FLV player controller
                }
                var dims = getDimensions(h, h/a, true); // resize
                h = dims.height;
                w = (h-(controls?20:0))/a; // maintain aspect ratio
                var flashvars = [
                    'file=' + obj.content,
                    'height=' + h,
                    'width=' + w,
                    'autostart=' + autoplay,
                    'displayheight=' + (h - (controls?20:0)),
                    'showicons=' + showicons,
                    'backcolor=0x000000&amp;frontcolor=0xCCCCCC&amp;lightcolor=0x557722'
                ];
                markup.type = 'application/x-shockwave-flash';
                markup.data = options.assetURL + options.flvPlayer;
                markup.children = [
                    { tag: 'param', name: 'movie', value: options.assetURL + options.flvPlayer },
                    { tag: 'param', name: 'flashvars', value: flashvars.join('&amp;') },
                    { tag: 'param', name: 'allowfullscreen', value: 'true' }
                ];
            break;
            case 'qt':
                autoplay = autoplay ? 'true' : 'false';
                if(controls){
                    controls = 'true';
                    h += 16; // height of QuickTime controller
                }else{
                    controls = 'false';
                }
                markup.children = [
                    { tag: 'param', name: 'src', value: obj.content },
                    { tag: 'param', name: 'scale', value: 'aspect' },
                    { tag: 'param', name: 'controller', value: controls },
                    { tag: 'param', name: 'autoplay', value: autoplay }
                ];
                if(isIE){
                    markup.classid = 'clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B';
                    markup.codebase = 'http://www.apple.com/qtactivex/qtplugin.cab#version=6,0,2,0';
                }else{
                    markup.type = 'video/quicktime';
                    markup.data = obj.content;
                }
            break;
            case 'wmp':
                autoplay = autoplay ? 1 : 0;
                markup.children = [
                    { tag: 'param', name: 'autostart', value: autoplay }
                ];
                if(isIE){
                    if(controls){
                        controls = 'full';
                        h += 70; // height of WMP controller in IE
                    }else{
                        controls = 'none';
                    }
                    // markup.type = 'application/x-oleobject';
                    markup.classid = 'clsid:6BF52A52-394A-11d3-B153-00C04F79FAA6';
                    markup.children[markup.children.length] = { tag: 'param', name: 'url', value: obj.content };
                    markup.children[markup.children.length] = { tag: 'param', name: 'uimode', value: controls };
                }else{
                    if(controls){
                        controls = 1;
                        h += 45; // height of WMP controller in non-IE
                    }else{
                        controls = 0;
                    }
                    markup.type = 'video/x-ms-wmv';
                    markup.data = obj.content;
                    markup.children[markup.children.length] = { tag: 'param', name: 'showcontrols', value: controls };
                }
            break;
        }

        markup.height = h; // new height includes controller
        markup.width = w;

        return markup;
    };

    /**
     * Creates an HTML string from an object representing HTML elements. Based
     * on Ext.DomHelper's createHtml.
     *
     * @param   {Object}    obj     The HTML definition object
     * @return  {String}            An HTML string
     * @public
     * @static
     */
    Shadowbox.createHTML = function(obj){
        var html = '<' + obj.tag;
        for(var attr in obj){
            if(attr == 'tag' || attr == 'html' || attr == 'children') continue;
            if(attr == 'cls'){
                html += ' class="' + obj['cls'] + '"';
            }else{
                html += ' ' + attr + '="' + obj[attr] + '"';
            }
        }
        if(RE.empty.test(obj.tag)){
            html += '/>\n';
        }else{
            html += '>\n';
            var cn = obj.children;
            if(cn){
                for(var i = 0, len = cn.length; i < len; ++i){
                    html += this.createHTML(cn[i]);
                }
            }
            if(obj.html) html += obj.html;
            html += '</' + obj.tag + '>\n';
        }
        return html;
    };

    /**
     * Gets an object that lists which plugins are supported by the client. The
     * keys of this object will be:
     *
     * - fla: Adobe Flash Player
     * - qt: QuickTime Player
     * - wmp: Windows Media Player
     * - f4m: Flip4Mac QuickTime Player
     *
     * @return  {Object}        The plugins object
     * @public
     * @static
     */
    Shadowbox.getPlugins = function(){
        return plugins;
    };

    /**
     * Gets the current options object in use.
     *
     * @return  {Object}        The options object
     * @public
     * @static
     */
    Shadowbox.getOptions = function(){
        return options;
    };

    /**
     * Gets the current gallery object.
     *
     * @return  {Object}        The current gallery item
     * @public
     * @static
     */
    Shadowbox.getCurrent = function(){
        return current_gallery[current];
    };

    /**
     * Gets the current version number of Shadowbox.
     *
     * @return  {String}        The current version
     * @public
     * @static
     */
    Shadowbox.getVersion = function(){
        return version;
    };

})();

/**
 * Finds the index of the given object in this array.
 *
 * @param   {mixed}     o   The object to search for
 * @return  {Number}        The index of the given object
 * @public
 */
Array.prototype.indexOf = Array.prototype.indexOf || function(o){
    for(var i = 0, len = this.length; i < len; ++i){
        if(this[i] == o) return i;
    }
    return -1;
};

/**
 * Formats a string with the given parameters. The string for format must have
 * placeholders that correspond to the numerical index of the arguments passed
 * in surrounded by curly braces (e.g. 'Some {0} string {1}').
 *
 * @param   {String}    format      The string to format
 * @param   ...                     The parameters to put inside the string
 * @return  {String}                The string with the specified parameters
 *                                  replaced
 * @public
 * @static
 */
String.format = String.format || function(format){
    var args = Array.prototype.slice.call(arguments, 1);
    return format.replace(/\{(\d+)\}/g, function(m, i){
        return args[i];
    });
};
/**
 * SWFObject v1.5: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
 *
 * SWFObject is (c) 2007 Geoff Stearns and is released under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 *
 */
if(typeof deconcept=="undefined"){var deconcept=new Object();}if(typeof deconcept.util=="undefined"){deconcept.util=new Object();}if(typeof deconcept.SWFObjectUtil=="undefined"){deconcept.SWFObjectUtil=new Object();}deconcept.SWFObject=function(_1,id,w,h,_5,c,_7,_8,_9,_a){if(!document.getElementById){return;}this.DETECT_KEY=_a?_a:"detectflash";this.skipDetect=deconcept.util.getRequestParameter(this.DETECT_KEY);this.params=new Object();this.variables=new Object();this.attributes=new Array();if(_1){this.setAttribute("swf",_1);}if(id){this.setAttribute("id",id);}if(w){this.setAttribute("width",w);}if(h){this.setAttribute("height",h);}if(_5){this.setAttribute("version",new deconcept.PlayerVersion(_5.toString().split(".")));}this.installedVer=deconcept.SWFObjectUtil.getPlayerVersion();if(!window.opera&&document.all&&this.installedVer.major>7){deconcept.SWFObject.doPrepUnload=true;}if(c){this.addParam("bgcolor",c);}var q=_7?_7:"high";this.addParam("quality",q);this.setAttribute("useExpressInstall",false);this.setAttribute("doExpressInstall",false);var _c=(_8)?_8:window.location;this.setAttribute("xiRedirectUrl",_c);this.setAttribute("redirectUrl","");if(_9){this.setAttribute("redirectUrl",_9);}};deconcept.SWFObject.prototype={useExpressInstall:function(_d){this.xiSWFPath=!_d?"expressinstall.swf":_d;this.setAttribute("useExpressInstall",true);},setAttribute:function(_e,_f){this.attributes[_e]=_f;},getAttribute:function(_10){return this.attributes[_10];},addParam:function(_11,_12){this.params[_11]=_12;},getParams:function(){return this.params;},addVariable:function(_13,_14){this.variables[_13]=_14;},getVariable:function(_15){return this.variables[_15];},getVariables:function(){return this.variables;},getVariablePairs:function(){var _16=new Array();var key;var _18=this.getVariables();for(key in _18){_16[_16.length]=key+"="+_18[key];}return _16;},getSWFHTML:function(){var _19="";if(navigator.plugins&&navigator.mimeTypes&&navigator.mimeTypes.length){if(this.getAttribute("doExpressInstall")){this.addVariable("MMplayerType","PlugIn");this.setAttribute("swf",this.xiSWFPath);}_19="<embed type=\"application/x-shockwave-flash\" src=\""+this.getAttribute("swf")+"\" width=\""+this.getAttribute("width")+"\" height=\""+this.getAttribute("height")+"\" style=\""+this.getAttribute("style")+"\"";_19+=" id=\""+this.getAttribute("id")+"\" name=\""+this.getAttribute("id")+"\" ";var _1a=this.getParams();for(var key in _1a){_19+=[key]+"=\""+_1a[key]+"\" ";}var _1c=this.getVariablePairs().join("&");if(_1c.length>0){_19+="flashvars=\""+_1c+"\"";}_19+="/>";}else{if(this.getAttribute("doExpressInstall")){this.addVariable("MMplayerType","ActiveX");this.setAttribute("swf",this.xiSWFPath);}_19="<object id=\""+this.getAttribute("id")+"\" classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" width=\""+this.getAttribute("width")+"\" height=\""+this.getAttribute("height")+"\" style=\""+this.getAttribute("style")+"\">";_19+="<param name=\"movie\" value=\""+this.getAttribute("swf")+"\" />";var _1d=this.getParams();for(var key in _1d){_19+="<param name=\""+key+"\" value=\""+_1d[key]+"\" />";}var _1f=this.getVariablePairs().join("&");if(_1f.length>0){_19+="<param name=\"flashvars\" value=\""+_1f+"\" />";}_19+="</object>";}return _19;},write:function(_20){if(this.getAttribute("useExpressInstall")){var _21=new deconcept.PlayerVersion([6,0,65]);if(this.installedVer.versionIsValid(_21)&&!this.installedVer.versionIsValid(this.getAttribute("version"))){this.setAttribute("doExpressInstall",true);this.addVariable("MMredirectURL",escape(this.getAttribute("xiRedirectUrl")));document.title=document.title.slice(0,47)+" - Flash Player Installation";this.addVariable("MMdoctitle",document.title);}}if(this.skipDetect||this.getAttribute("doExpressInstall")||this.installedVer.versionIsValid(this.getAttribute("version"))){var n=(typeof _20=="string")?document.getElementById(_20):_20;n.innerHTML=this.getSWFHTML();return true;}else{if(this.getAttribute("redirectUrl")!=""){document.location.replace(this.getAttribute("redirectUrl"));}}return false;}};deconcept.SWFObjectUtil.getPlayerVersion=function(){var _23=new deconcept.PlayerVersion([0,0,0]);if(navigator.plugins&&navigator.mimeTypes.length){var x=navigator.plugins["Shockwave Flash"];if(x&&x.description){_23=new deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/,"").replace(/(\s+r|\s+b[0-9]+)/,".").split("."));}}else{if(navigator.userAgent&&navigator.userAgent.indexOf("Windows CE")>=0){var axo=1;var _26=3;while(axo){try{_26++;axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash."+_26);_23=new deconcept.PlayerVersion([_26,0,0]);}catch(e){axo=null;}}}else{try{var axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");}catch(e){try{var axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");_23=new deconcept.PlayerVersion([6,0,21]);axo.AllowScriptAccess="always";}catch(e){if(_23.major==6){return _23;}}try{axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash");}catch(e){}}if(axo!=null){_23=new deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));}}}return _23;};deconcept.PlayerVersion=function(_29){this.major=_29[0]!=null?parseInt(_29[0]):0;this.minor=_29[1]!=null?parseInt(_29[1]):0;this.rev=_29[2]!=null?parseInt(_29[2]):0;};deconcept.PlayerVersion.prototype.versionIsValid=function(fv){if(this.major<fv.major){return false;}if(this.major>fv.major){return true;}if(this.minor<fv.minor){return false;}if(this.minor>fv.minor){return true;}if(this.rev<fv.rev){return false;}return true;};deconcept.util={getRequestParameter:function(_2b){var q=document.location.search||document.location.hash;if(_2b==null){return q;}if(q){var _2d=q.substring(1).split("&");for(var i=0;i<_2d.length;i++){if(_2d[i].substring(0,_2d[i].indexOf("="))==_2b){return _2d[i].substring((_2d[i].indexOf("=")+1));}}}return "";}};deconcept.SWFObjectUtil.cleanupSWFs=function(){var _2f=document.getElementsByTagName("OBJECT");for(var i=_2f.length-1;i>=0;i--){_2f[i].style.display="none";for(var x in _2f[i]){if(typeof _2f[i][x]=="function"){_2f[i][x]=function(){};}}}};if(deconcept.SWFObject.doPrepUnload){if(!deconcept.unloadSet){deconcept.SWFObjectUtil.prepUnload=function(){__flash_unloadHandler=function(){};__flash_savedUnloadHandler=function(){};window.attachEvent("onunload",deconcept.SWFObjectUtil.cleanupSWFs);};window.attachEvent("onbeforeunload",deconcept.SWFObjectUtil.prepUnload);deconcept.unloadSet=true;}}if(!document.getElementById&&document.all){document.getElementById=function(id){return document.all[id];};}var getQueryParamValue=deconcept.util.getRequestParameter;var FlashObject=deconcept.SWFObject;var SWFObject=deconcept.SWFObject;var objMasterBiz 		= new Object() ;
var sAgent 				= navigator.userAgent.toLowerCase() ;

objMasterBiz.BrowserInfo			= new Object() ;
objMasterBiz.BrowserInfo.IsIE		= ( sAgent.indexOf("msie") != -1 ) ;
objMasterBiz.BrowserInfo.IsGecko	= !objMasterBiz.BrowserInfo.IsIE ;
objMasterBiz.BrowserInfo.IsSafari	= ( sAgent.indexOf("safari") != -1 ) ;
objMasterBiz.BrowserInfo.IsNetscape	= ( sAgent.indexOf("netscape") != -1 ) ;

objMasterBiz.popup = function(strUrl, intLargura, intAltura, bolClosePopUp ,bolAntiPopUp, bolCentralizar,strNome,strPropriedades)
{
	var largura      = (intLargura > 0) ? (intLargura) : (750);
	var altura       = (intAltura  > 0) ? (intAltura)  : (500);
	var propriedades = (strPropriedades != '') ? (', ' + strPropriedades) : ('');
	var top  = 10;
	var left = 10;

	if (bolCentralizar !== false)
	{
		left = (screen.width  - largura) / 2;
		top  = (screen.height - altura ) / 2;
	}
	propriedades = 'width=' + largura + ', height=' + altura + ',top=' + top + ', left=' + left + propriedades;

	var popwin = window.open(strUrl,strNome, propriedades);
    if ((bolAntiPopUp == true) && (popwin == null))
	{
	    alert('Seu navegador possui bloqueador de pop-up.\n Por favor habilite a abertura de pop-up para este \n endereço e atualize esta página.');
	    return false;
	}
	if (bolClosePopUp == true)
	{
		popwin.close();
	}
	else
	{
		popwin.focus();
		return popwin;
	}
};


objMasterBiz.doInnerHTML = function (elem, stringHTML) {
   try {
	  var iistringHTML = '<div>';
 	  iistringHTML += stringHTML ;
	  iistringHTML += '</div>';

      var children = elem.childNodes;

      for (var i = 0; i <children.length; i++) {
         elem.removeChild(children[i]);
      }

      var nodes = new DOMParser().parseFromString(iistringHTML,'application\/xhtml+xml').documentElement;
      var range = document.createRange();
      range.selectNodeContents(elem);
      range.deleteContents();

      for (var i = 0; i <nodes.childNodes.length; i++) {
         elem.appendChild(document.importNode(nodes.childNodes[i], true));
      }
      return true;
      } catch (e) {
         try {
            elem.innerHTML = stringHTML;
            return true;
         }
      catch(ee) {
         return false;
      }
   }
};

/*
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
*/

objMasterBiz.GetE = function ( elementId )
{
	return document.getElementById( elementId )  ;
};

objMasterBiz.SetAttribute = function ( element, attName, attValue )
{
	if (!element) { return false ;}
	if ( attValue == null || attValue.length == 0 ) element.removeAttribute( attName, 0 ) ;			// 0 : Case Insensitive
	else element.setAttribute( attName, attValue, 0 ) ;	// 0 : Case Insensitive
};

objMasterBiz.GetAttribute = function ( element, attName, valueIfNull )
{
	var oAtt = element.attributes[attName];
	if ( oAtt == null || !oAtt.specified ) return valueIfNull ? valueIfNull : '' ;
	var oValue ;

	if ( !( oValue = element.getAttribute( attName, 2 ) ) ) oValue = oAtt.nodeValue ;
	return ( oValue == null ? valueIfNull : oValue ) ;
};

objMasterBiz.createElement = function (element) {
  if (typeof document.createElementNS != 'undefined') {
    return document.createElementNS('http://www.w3.org/1999/xhtml', element);
  }
  if (typeof document.createElement != 'undefined') {
    return document.createElement(element);
  }
  return false;
};

objMasterBiz.StringReplace = function (S,OldPattern,NewPattern) {
	while (S.indexOf(OldPattern) != -1) {
 		S = S.replace(OldPattern, NewPattern);
	}
	return S;

};

 
objMasterBiz.getKey = function (strChave)
{
	var querystring = document.location.search;
	var expressao   = eval('/(?:&)*' + strChave.toLowerCase() + '=([^\&]+)(?:&)*/i');
	var regexp      = expressao.exec(querystring);

	if (regexp != null) {
		if (querystring.length > 0)
			return regexp[1]; else
			return false;
	}
};

objMasterBiz.ShowHide = function (id_layer){
	if( document.getElementById(id_layer).style.display=='none' ){
		document.getElementById(id_layer).style.display = '';
	}
	else{
		document.getElementById(id_layer).style.display = 'none';
	}
};

objMasterBiz.Show = function (id_layer){
	document.getElementById(id_layer).style.display = '';
};

objMasterBiz.Hide = function (id_layer){
	document.getElementById(id_layer).style.display = 'none';
};



/*
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
*/

//objMasterBiz.addEvent(window, "load", objMasterBiz.initPopUp);


objMasterBiz.validaFormGlobal = function (conf, msg){
	msgErro = "";
	
	if (msg != undefined)
	{
		msgErro += msg;
	}
	
	var arrCampoConf = new Array();
	arrCampoConf = conf.split(",");
	
	for (i = 0; i < arrCampoConf.length; i++)
	{
		arrCampo = new Array();
		arrCampo = arrCampoConf[i].split("|");
		
		switch(arrCampo[0])
		{
			case "select":
				if (document.getElementById(arrCampo[1]).selectedIndex == 0)
				{
					msgErro += "- Selecione uma opçao para " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
				}
				break;
			
			case "text":
				if (document.getElementById(arrCampo[1]).value == "")
				{
					msgErro += "- Preencha o campo " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
				}
				break;
			
			case "date":
				if (!isDate(document.getElementById(arrCampo[1]).value))
				{
					msgErro += "- Coloque uma data válida no campo " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
				}
				break;
				
			case "email":
				if (document.getElementById(arrCampo[1]).value == "")
				{
					msgErro+= "- Preencha o campo " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
				} else {
					if (!objMasterBiz.isEmail(document.getElementById(arrCampo[1]).value))
					{
						msgErro += "- E-mail inválido no campo " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
					}
				}
				break;
			case "cnpj":
				if (document.getElementById(arrCampo[1]).value == "")
				{
					msgErro+= "- Preencha o campo " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
				} else {
					if (!objMasterBiz.isCnpj(document.getElementById(arrCampo[1]).value))
					{
						msgErro += "- CNPJ inválido no campo " + document.getElementById(arrCampo[1]).getAttribute("title") + "\n";
					}
				}
				break;				
		}
	}
	
	if (msgErro != "")
	{
		alert("Atençao!\n" + msgErro);
		return false;
	}
	
	return true;
};

objMasterBiz.Mascara = function(_RefObjeto, _Modelo){

    var valorAtual = _RefObjeto.value;
    var valorNumerico = '';
    var nIndexModelo = 0;
    var nIndexString = 0;
    var valorFinal = '';
    var adicionarValor = true;


      // limpa a string valor atual para verificar
      // se todos os caracteres sao números
      for (i=0;i<_Modelo.length;i++){
        if (_Modelo.substr(i,1) != '#'){
          valorAtual = valorAtual.replace(_Modelo.substr(i,1),'');
      }}

      // verifica se todos os caracteres sao números
      for (i=0;i<valorAtual.length;i++){
        if (!isNaN(parseFloat(valorAtual.substr(i,1)))){
          valorNumerico = valorNumerico + valorAtual.substr(i,1);
      }}
      
      // aplica a máscara ao campo informado usando
      // o modelo de máscara informado no script
      for (i=0;i<_Modelo.length;i++){

        if (_Modelo.substr(i,1) == '#'){
          if (valorNumerico.substr(nIndexModelo,1) != ''){
            valorFinal = valorFinal + valorNumerico.substr(nIndexModelo,1);
            nIndexModelo++;nIndexString++;
          }
            else {
              adicionarValor = false;
        }}

          else {
            if (adicionarValor && valorNumerico.substr(nIndexModelo,1) != ''){
            valorFinal = valorFinal + _Modelo.substr(nIndexString,1);
            nIndexString++;
          }}
      }

      _RefObjeto.value = valorFinal;
};


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
};

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
};

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
};

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
};


var modMbizAjaxPage = function(strInstanceName)
{

	return {
		init : function(div)
		{
			var container = document.getElementById(div);
			var lnks = container.getElementsByTagName('a');


			for(var i=0,len=lnks.length;i<len;i++) {

				if (lnks[i].getAttribute('rel') != null){

					if (lnks[i].onclick == null) {

							lnks[i].onclick = function() {

								eval(strInstanceName).getAjaxFnc(this);

								return false;

							}
					}
				}
			}

			var map, x;
		    map = container.getElementsByTagName('area');
		    for(x=0;x<map.length;x++){

				if (map[x].getAttribute('rel') != null){

					if (map[x].onclick == null) {

						map[x].onclick = function() {
							eval(strInstanceName).getAjaxFnc(this);
							return false;
						}
					}
				}
		     }
		},
		showAjaxPage : function(content,mod,type){
			var url = 'http://www.davene.com.br/exec.ajax.php?mod='+ mod +'&type='+ type;
			objMasterBiz.GetE(content).innerHTML = objMasterBiz.GetE('LoadAjax').innerHTML;
			var myAjax = new Ajax.Updater( content, url, { method: 'get', evalScripts : true , onComplete: function(){ Shadowbox.init(); } } );
		},
		getAjaxFnc : function(obj){

			if (obj.getAttribute('rel') != null){

				var myString = obj.getAttribute('rel');
				var myArray = myString.split(' ');

				if (myArray[0] == 'mbizAjaxPage' ) {

					eval(strInstanceName).showAjaxPage('tdContent',myArray[1].substr(4),myArray[2].substr(4) );

				}else if (myArray[0] == 'mbizAjaxSubPage' ) {
					eval(strInstanceName).showAjaxPage(myArray[1].substr(4),myArray[2].substr(4),myArray[3].substr(4));
				}

			}

		}
	};
};


var modMbizPopPageProduto = function(strInstanceName)
{

	return {
		init : function(div)
		{
			var container = document.getElementById(div);
			var lnks = container.getElementsByTagName('a');


			for(var i=0,len=lnks.length;i<len;i++) {

				if (lnks[i].getAttribute('rel') != null){

					if (lnks[i].onclick == null) {

							lnks[i].onclick = function() {

								eval(strInstanceName).getAjaxFnc(this);

								return false;

							}
					}
				}
			}

			var map, x;
		    map = container.getElementsByTagName('area');
		    for(x=0;x<map.length;x++){

				if (map[x].getAttribute('rel') != null){

					if (map[x].onclick == null) {

						map[x].onclick = function() {
							eval(strInstanceName).getAjaxFnc(this);
							return false;
						}
					}
				}
		     }
		},
		showPopPage : function(id){
			
			var url = 'http://www.davene.com.br/exec.php?mod=produto&type=Show2&p=' + id ;
			Shadowbox.open({type:'iframe',content:url,width:570,height:415});
			return false;
			
		},
		getAjaxFnc : function(obj){

			if (obj.getAttribute('rel') != null){

				var myString = obj.getAttribute('rel');
				var myArray = myString.split(' ');

				if (myArray[0] == 'mbizShowProduto' ) {
					//alert(myArray[1]);
					eval(strInstanceName).showPopPage(myArray[1]);
				}
			}
		}
	};
};

function fnShowHotSite(){

	var url = 'http://www.davene.com.br/exec.php?mod=hotsite&type=Mundo_Marinho2';
	Shadowbox.open({type:'iframe',content:url,width:800,height:600});
	return false;
	
}

function formErrOutput(objErrors){
	var message = objErrors.generalError + '<br />';
	
	if (objErrors.fieldErrors) {
		for (var ii = 0; ii < objErrors.fieldErrors.length; ii++)
			message += (ii + 1) + ': Campo "' + objErrors.fieldErrors[ii].field.title + '" ' + objErrors.fieldErrors[ii].errorMessage + "<br />";
	}
	
	var outputDiv = document.getElementById("errOutput");
	
	if(outputDiv != null){
		outputDiv.innerHTML = message;
		outputDiv.style.display = "block";
	}
};



// #################################
// ##### VALIDAÇAO COM NÚMEROS #####
// #################################
function digitaNumero()
{
// 48-57 - "número de 0 a 9"
// 13 - <ENTER>
	var Tecla = window.event.keyCode;
	//alert(Tecla);
	event.cancelBubble = true;
	if(Tecla > 47 && Tecla < 58 || Tecla == 13)
		event.returnValue = true;
	else
		event.returnValue = false;
}

function digitaFone()
{
// 48-57 - "número de 0 a 9"
// 45 - "-" (hífem)
// 40 - "("
// 41 - ")"
// 13 - <ENTER>
	var Tecla = window.event.keyCode;
	//alert(Tecla);
	event.cancelBubble = true;
	if(Tecla > 47 && Tecla < 58 || Tecla == 45 || Tecla == 40 || Tecla == 41 || Tecla == 13)
		event.returnValue = true;
	else
		event.returnValue = false;
}

function digitaCEP()
{
// 48-57 - "número de 0 a 9"
// 45 - "-" (hífem)
// 13 - <ENTER>
	var Tecla = window.event.keyCode;
	//alert(Tecla);
	event.cancelBubble = true;
	if(Tecla > 47 && Tecla < 58 || Tecla == 45 || Tecla == 13)
		event.returnValue = true;
	else
		event.returnValue = false;
}

function digitaFloat()
{
// 48-57 - "número de 0 a 9"
// 44 - ","
// 13 - <ENTER>
	var Tecla = window.event.keyCode;
	//alert(Tecla);
	event.cancelBubble = true;
	if(Tecla > 47 && Tecla < 58 || Tecla == 44 || Tecla == 13)
		event.returnValue = true;
	else
		event.returnValue = false;
}

function digitaHora()
{
// 48-57 - "número de 0 a 9"
// 58 - ":"
// 13 - <ENTER>
	var Tecla = window.event.keyCode;
	//alert(Tecla);
	event.cancelBubble = true;
	if(Tecla > 47 && Tecla < 59 || Tecla == 13)
		event.returnValue = true;
	else
		event.returnValue = false;
}

function digitaData()
{
// 48-57 - "número de 0 a 9"
// 47 - "/"
// 13 - <ENTER>
	var Tecla = window.event.keyCode;
	//alert(Tecla);
	event.cancelBubble = true;
	if(Tecla > 46 && Tecla < 58 || Tecla == 13)
		event.returnValue = true;
	else
		event.returnValue = false;
}

// #############################################
// ##### VALIDAÇAO DE CAMPOS DO FORMULÁRIO #####
// #############################################
function FormataValor(campo,tammax,teclapres)
{
	var tecla = teclapres.keyCode;
	vr = campo.value;

	tira = Array('/','/',',','.','.','.','.','.','.');	
	for (x=0; x<=tira.length; x++)
	{
		vr = vr.replace(tira[x],''); 
	}

	tam = vr.length;

	if (tam < tammax && tecla != 8)
	{
		tam = vr.length + 1 ;
	}

	if (tecla == 8 )
	{
		tam = tam - 1 ;
	}

	if ( tecla == 8 || tecla >= 48 && tecla <= 57 || tecla >= 96 && tecla <= 105 )
	{
		if ( tam <= 2 )
		{ 
			campo.value = vr ; 
		}
		
		if ( (tam > 2) && (tam <= 5) )
		{
			campo.value = vr.substr( 0, tam - 2 ) + ',' + vr.substr( tam - 2, tam ) ; 
		}
		
		if ( (tam >= 6) && (tam <= 8) )
		{
			campo.value = vr.substr( 0, tam - 5 ) + '.' + vr.substr( tam - 5, 3 ) + ',' + vr.substr( tam - 2, tam ) ; 
		}
		
		if ( (tam >= 9) && (tam <= 11) )
		{
			campo.value = vr.substr( 0, tam - 8 ) + '.' + vr.substr( tam - 8, 3 ) + '.' + vr.substr( tam - 5, 3 ) + ',' + vr.substr( tam - 2, tam ) ; 
		}
		
		if ( (tam >= 12) && (tam <= 14) )
		{
			campo.value = vr.substr( 0, tam - 11 ) + '.' + vr.substr( tam - 11, 3 ) + '.' + vr.substr( tam - 8, 3 ) + '.' + vr.substr( tam - 5, 3 ) + ',' + vr.substr( tam - 2, tam ) ; 
		}
		
		if ( (tam >= 15) && (tam <= 17) )
		{
			campo.value = vr.substr( 0, tam - 14 ) + '.' + vr.substr( tam - 14, 3 ) + '.' + vr.substr( tam - 11, 3 ) + '.' + vr.substr( tam - 8, 3 ) + '.' + vr.substr( tam - 5, 3 ) + ',' + vr.substr( tam - 2, tam ) ;
		}
	}		
}


function criaMascara(_RefObjeto, _Modelo)
{

    var valorAtual = _RefObjeto.value;
    var valorNumerico = '';
    var nIndexModelo = 0;
    var nIndexString = 0;
    var valorFinal = '';
    var adicionarValor = true;


      // limpa a string valor atual para verificar
      // se todos os caracteres sao números
      for (i=0;i<_Modelo.length;i++){
        if (_Modelo.substr(i,1) != '#'){
          valorAtual = valorAtual.replace(_Modelo.substr(i,1),'');
      }}

      // verifica se todos os caracteres sao números
      for (i=0;i<valorAtual.length;i++){
        if (!isNaN(parseFloat(valorAtual.substr(i,1)))){
          valorNumerico = valorNumerico + valorAtual.substr(i,1);
      }}
      
      // aplica a máscara ao campo informado usando
      // o modelo de máscara informado no script
      for (i=0;i<_Modelo.length;i++){

        if (_Modelo.substr(i,1) == '#'){
          if (valorNumerico.substr(nIndexModelo,1) != ''){
            valorFinal = valorFinal + valorNumerico.substr(nIndexModelo,1);
            nIndexModelo++;nIndexString++;
          }
            else {
              adicionarValor = false;
        }}

          else {
            if (adicionarValor && valorNumerico.substr(nIndexModelo,1) != ''){
            valorFinal = valorFinal + _Modelo.substr(nIndexString,1)
            nIndexString++;
          }}
      }

      //alert(valorFinal)
      _RefObjeto.value = valorFinal
}

function ValidaVazio2(campo,txt) {
	//Valida Título
	if ((campo.value=="") || (campo.value.length==0) || (campo.value=="Null")) {
		
		//alert('Voce esqueceu de preencher o campo '+campo.name);
		campo.focus();
		return false;
	} else return true;
}

function ValidaMax2(campo,txt,limite) {
	//Valida Título
	if (campo.value.length > limite) {
		
		//alert('Voce excedeu o tamanho do campo '+campo.name);
		campo.focus();
		return false;
	} else return true;
}

function testaEmail2(txtInput) {
	email = txtInput.value;
	if (email == "") {
		return true;
	} else {
  		if ((email.indexOf('@') == email.lastIndexOf('@')) &&	// só tem um @
  			(email.indexOf('@') > 0) &&							// existe @ e nao é prim
  			(email.charAt(email.length-1) != '@') &&			// @ nao é o último
  			(email.indexOf(' ') == -1) &&						// nao existe espaços
  			(email.lastIndexOf('.') > email.indexOf('@')) &&	// existe . após @
  			(email.charAt(email.indexOf('@') + 1) != '.') &&	// sem . logo após @
  			(email.charAt(email.indexOf('@') - 1) != '.') &&	// sem . logo antes @
  			(email.indexOf('.') > 0) &&							// existe . e nao é prim
			(email.charAt(email.length-1) != '.')) {			// . nao é o último
				
			// verifica se nao há pontos seguidos
			sub = email.substring(email.indexOf('.')+1, email.length);
			while (sub.indexOf('.') != -1) {
				if (sub.charAt(0) == '.') {		
					txtInput.focus();
					return false;
				} else {
					sub = sub.substring(sub.indexOf('.')+1, sub.length);
				}
			}
			return true;
			
		} else {		
			txtInput.focus();
			return false;
		}
	}
}

//Testa se pelo menos um checkbox ou radio foi selecionado
function testaCheck(campo, mensagem){
	var conta = 0;
	if (typeof(campo.length)!="undefined"){
		for (var i=0; i<campo.length; i++) {
			if (campo[i].checked) {
				if (campo[i].value != '') {conta++}
			}
		}
	}else{
		if (campo.checked) {conta++;}
	}
	if (conta == 0) {
		alert(mensagem);
		return false;		
	} else {
		return true;
	}
}

// #############################################
// ##### VALIDAÇAO DE CAMPOS DO FORMULÁRIO #####
// #############################################

function ValidaVazio(campo,txt) {
	//Valida Título
	if ((campo.value=="") || (campo.value.length==0) || (campo.value=="Null")) {
		alert('Voce esqueceu de preencher o campo '+txt);
		//alert('Voce esqueceu de preencher o campo '+campo.name);
		campo.focus();
		return false;
	} else return true;
}

function ValidaMax(campo,txt,limite) {
	//Valida Título
	if (campo.value.length > limite) {
		alert('Voce excedeu o tamanho do campo '+txt);
		//alert('Voce excedeu o tamanho do campo '+campo.name);
		campo.focus();
		return false;
	} else return true;
}

function testaEmail(txtInput) {
	email = txtInput.value;
	if (email == "") {
		return true;
	} else {
  		if ((email.indexOf('@') == email.lastIndexOf('@')) &&	// só tem um @
  			(email.indexOf('@') > 0) &&							// existe @ e nao é prim
  			(email.charAt(email.length-1) != '@') &&			// @ nao é o último
  			(email.indexOf(' ') == -1) &&						// nao existe espaços
  			(email.lastIndexOf('.') > email.indexOf('@')) &&	// existe . após @
  			(email.charAt(email.indexOf('@') + 1) != '.') &&	// sem . logo após @
  			(email.charAt(email.indexOf('@') - 1) != '.') &&	// sem . logo antes @
  			(email.indexOf('.') > 0) &&							// existe . e nao é prim
			(email.charAt(email.length-1) != '.')) {			// . nao é o último
				
			// verifica se nao há pontos seguidos
			sub = email.substring(email.indexOf('.')+1, email.length);
			while (sub.indexOf('.') != -1) {
				if (sub.charAt(0) == '.') {
					alert("Formato de e-mail incorreto!");
					txtInput.focus();
					return false;
				} else {
					sub = sub.substring(sub.indexOf('.')+1, sub.length);
				}
			}
			return true;
			
		} else {
			alert("Formato de e-mail incorreto!");
			txtInput.focus();
			return false;
		}
	}
}

//Testa se pelo menos um checkbox ou radio foi selecionado
function testaCheck(campo, mensagem){
	var conta = 0;
	if (typeof(campo.length)!="undefined"){
		for (var i=0; i<campo.length; i++) {
			if (campo[i].checked) {
				if (campo[i].value != '') {conta++}
			}
		}
	}else{
		if (campo.checked) {conta++;}
	}
	if (conta == 0) {
		alert(mensagem);
		return false;		
	} else {
		return true;
	}
}

// #############################
// ##### VALIDAÇAO DE DATA #####
// #############################
var diasMes = new Array(12);
diasMes[1] = 31;
diasMes[2] = 29;
diasMes[3] = 31;
diasMes[4] = 30;
diasMes[5] = 31;
diasMes[6] = 30;
diasMes[7] = 31;
diasMes[8] = 31;
diasMes[9] = 30;
diasMes[10] = 31;
diasMes[11] = 30;
diasMes[12] = 31;

function diasFevereiro (ano) {  
    return ( ((ano % 4 == 0) && ( (!(ano % 100 == 0)) || (ano % 400 == 0) ) ) ? 29 : 28 );
}

function dataValida(data) {
  var i;  
  if ((barra1 = data.value.indexOf('/')) < 1) {
	data.focus();
	alert('Data inválida');
  	return false;
  }
  if ((barra2 = data.value.substring(barra1+1, data.value.length).indexOf('/')) < 1) {
	data.focus();
	alert('Data inválida');
  	return false;
  }
  if (barra2+barra1+1 != data.value.lastIndexOf('/')) {
	data.focus();
	alert('Data inválida');
  	return false;
  }
  dia = data.value.substring(0,barra1);
  mes = data.value.substring(barra1+1, barra2+barra1+1);
  ano = data.value.substring(barra2+barra1+2, data.value.length);
  var dataTemp = dia + mes + ano;
  for (i = 0; i < dataTemp.length; i++) {   
        var ch = dataTemp.charAt(i);
        if ((ch < "0" || ch > "9")) {
			data.focus();
			alert('Data inválida');
		  	return false;
		}
  }
  
  if ((mes == 2) && (dia > diasFevereiro(ano))) {
	data.focus();
	alert('Data inválida');
  	return false;
  }
  
  if ((dia>diasMes[parseFloat(mes)]) || (dia<1) || (mes<1) || (mes>12) || (ano<1900) || (ano>2078)) {
	data.focus();
	alert('Data inválida');
  	return false;
  }
  
  return true;
  
}

function fnRepresentanteContato(link){
	
	var url = 'http://www.davene.com.br/exec.php?mod=representante&type=Contato&RepresentanteId='+ link.rel ;
	Shadowbox.open({type:'iframe',content:url,width:500,height:460});
	return false;
	
};


$(function()
{	
	// faz rel=external abrir em outra janela
	// apply some rounded borders
	
	$(".divFaq").css("display","none");	
	$(".divDica").css("display","none");
	
	Shadowbox.init();
	
});