/* 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._getElementsByXPath = function(expression, parentElement) {
 var results = [];
 try {
 var query = document.evaluate(expression, $(parentElement) || document,
 null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
 for (var i = 0, length = query.snapshotLength; i < length; i++)
 results.push(Element.extend(query.snapshotItem(i)));
 } catch (e) {
 }
 return results;
 };
 document.getElementsByClassName = function(className, parentElement) {
 var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
 return document._getElementsByXPath(q, parentElement);
 };
} else {
 document.getElementsByClassName = function(className, parentElement) {
 var children = ($(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();
/*
* Really easy field validation with Prototype
* http://tetlaw.id.au/view/javascript/really-easy-field-validation
* Andrew Tetlaw
* Version 1.5.4.1 (2007-01-05)
*
* Copyright (c) 2007 Andrew Tetlaw
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
var Validator=Class.create();Validator.prototype={initialize:function(className,error,test,options){if(typeof test=="function"){this.options=$H(options);this._test=test}else{this.options=$H(test);this._test=function(){return true}}this.error=error||"Validation failed.";this.className=className},test:function(v,elm){return(this._test(v,elm)&&this.options.all(function(p){return Validator.methods[p.key]?Validator.methods[p.key](v,elm,p.value):true}))}};Validator.methods={pattern:function(v,elm,opt){return Validation.get("IsEmpty").test(v)||opt.test(v)},minLength:function(v,elm,opt){return v.length>=opt},maxLength:function(v,elm,opt){return v.length<=opt},min:function(v,elm,opt){return v>=parseFloat(opt)},max:function(v,elm,opt){return v<=parseFloat(opt)},notOneOf:function(v,elm,opt){return $A(opt).all(function(value){return v!=value})},oneOf:function(v,elm,opt){return $A(opt).any(function(value){return v==value})},is:function(v,elm,opt){return v==opt},isNot:function(v,elm,opt){return v!=opt},equalToField:function(v,elm,opt){return v==$F(opt)},notEqualToField:function(v,elm,opt){return v!=$F(opt)},include:function(v,elm,opt){return $A(opt).all(function(value){return Validation.get(value).test(v,elm)})}};var Validation=Class.create();Validation.prototype={initialize:function(form,options){this.form=$(form);if(!this.form){return}this.options=Object.extend({onSubmit:true,stopOnFirst:false,immediate:false,focusOnError:true,useTitles:false,onFormValidate:function(result,form){},onElementValidate:function(result,elm){}},options||{});if(this.options.onSubmit){Event.observe(this.form,"submit",this.onSubmit.bind(this),false)}if(this.options.immediate){var useTitles=this.options.useTitles;var callback=this.options.onElementValidate;Form.getElements(this.form).each(function(input){Event.observe(input,"blur",function(ev){Validation.validate(Event.element(ev),{useTitle:useTitles,onElementValidate:callback})})})}},onSubmit:function(ev){if(!this.validate()){Event.stop(ev)}},validate:function(){var result=false;var useTitles=this.options.useTitles;var callback=this.options.onElementValidate;try{if(this.options.stopOnFirst){result=Form.getElements(this.form).all(function(elm){return Validation.validate(elm,{useTitle:useTitles,onElementValidate:callback})})}else{result=Form.getElements(this.form).collect(function(elm){return Validation.validate(elm,{useTitle:useTitles,onElementValidate:callback})}).all()}}catch(e){}if(!result&&this.options.focusOnError){try{Form.getElements(this.form).findAll(function(elm){return $(elm).hasClassName("validation-failed")}).first().focus()}catch(e){}}this.options.onFormValidate(result,this.form);return result},reset:function(){Form.getElements(this.form).each(Validation.reset)}};Object.extend(Validation,{validate:function(elm,options){options=Object.extend({useTitle:false,onElementValidate:function(result,elm){}},options||{});elm=$(elm);var cn=elm.classNames();return result=cn.all(function(value){var test=Validation.test(value,elm,options.useTitle);options.onElementValidate(test,elm);return test})},insertAdvice:function(elm,advice){var container=$(elm).up(".field-row");if(container){new Insertion.After(container,advice)}else{if(elm.advaiceContainer&&$(elm.advaiceContainer)){$(elm.advaiceContainer).update(advice)}else{switch(elm.type.toLowerCase()){case"checkbox":case"radio":var p=elm.parentNode;if(p){new Insertion.Bottom(p,advice)}else{new Insertion.After(elm,advice)}break;default:new Insertion.After(elm,advice)}}}},showAdvice:function(elm,advice,adviceName){if(!elm.advices){elm.advices=new Hash()}else{elm.advices.each(function(pair){this.hideAdvice(elm,pair.value)}.bind(this))}elm.advices[adviceName]=advice;if(typeof Effect=="undefined"){advice.style.display="block"}else{if(!advice._adviceAbsolutize){new Effect.Appear(advice,{duration:1})}else{Position.absolutize(advice);advice.show();advice.setStyle({top:advice._adviceTop,left:advice._adviceLeft,width:advice._adviceWidth,"z-index":1000});advice.addClassName("advice-absolute")}}},hideAdvice:function(elm,advice){if(advice!=null){advice.hide()}},ajaxError:function(elm,errorMsg){var name="validate-ajax";var advice=Validation.getAdvice(name,elm);if(advice==null){advice=this.createAdvice(name,elm,false,errorMsg)}this.showAdvice(elm,advice,"validate-ajax");elm.addClassName("validation-failed");elm.addClassName("validate-ajax")},test:function(name,elm,useTitle){var v=Validation.get(name);var prop="__advice"+name.camelize();try{if(Validation.isVisible(elm)&&!v.test($F(elm),elm)){var advice=Validation.getAdvice(name,elm);if(advice==null){advice=this.createAdvice(name,elm,useTitle)}this.showAdvice(elm,advice,name);elm[prop]=1;elm.removeClassName("validation-passed");elm.addClassName("validation-failed");return false}else{var advice=Validation.getAdvice(name,elm);this.hideAdvice(elm,advice);elm[prop]="";elm.removeClassName("validation-failed");elm.addClassName("validation-passed");return true}}catch(e){throw (e)}},isVisible:function(elm){while(elm.tagName!="BODY"){if(!$(elm).visible()){return false}elm=elm.parentNode}return true},getAdvice:function(name,elm){return $("advice-"+name+"-"+Validation.getElmID(elm))||$("advice-"+Validation.getElmID(elm))},createAdvice:function(name,elm,useTitle,customError){var v=Validation.get(name);var errorMsg=useTitle?((elm&&elm.title)?elm.title:v.error):v.error;if(customError){errorMsg=customError}try{if(Translator){errorMsg=Translator.translate(errorMsg)}}catch(e){}advice='<div class="validation-advice" id="advice-'+name+"-"+Validation.getElmID(elm)+'" style="display:none">'+errorMsg+"</div>";Validation.insertAdvice(elm,advice);advice=Validation.getAdvice(name,elm);if($(elm).hasClassName("absolute-advice")){var dimensions=$(elm).getDimensions();var originalPosition=Position.cumulativeOffset(elm);advice._adviceTop=(originalPosition[1]+dimensions.height)+"px";advice._adviceLeft=(originalPosition[0])+"px";advice._adviceWidth=(dimensions.width)+"px";advice._adviceAbsolutize=true}return advice},getElmID:function(elm){return elm.id?elm.id:elm.name},reset:function(elm){elm=$(elm);var cn=elm.classNames();cn.each(function(value){var prop="__advice"+value.camelize();if(elm[prop]){var advice=Validation.getAdvice(value,elm);advice.hide();elm[prop]=""}elm.removeClassName("validation-failed");elm.removeClassName("validation-passed")})},add:function(className,error,test,options){var nv={};nv[className]=new Validator(className,error,test,options);Object.extend(Validation.methods,nv)},addAllThese:function(validators){var nv={};$A(validators).each(function(value){nv[value[0]]=new Validator(value[0],value[1],value[2],(value.length>3?value[3]:{}))});Object.extend(Validation.methods,nv)},get:function(name){return Validation.methods[name]?Validation.methods[name]:Validation.methods._LikeNoIDIEverSaw_},methods:{_LikeNoIDIEverSaw_:new Validator("_LikeNoIDIEverSaw_","",{})}});Validation.add("IsEmpty","",function(v){return(v==""||(v==null)||(v.length==0)||/^\s+$/.test(v))});Validation.addAllThese([["validate-select","Please select an option.",function(v){return((v!="none")&&(v!=null)&&(v.length!=0))}],["required-entry","This is a required field.",function(v){return !Validation.get("IsEmpty").test(v)}],["validate-number","Please enter a valid number in this field.",function(v){return Validation.get("IsEmpty").test(v)||(!isNaN(v)&&!/^\s+$/.test(v))}],["validate-digits","Please use numbers only in this field. please avoid spaces or other characters such as dots or commas.",function(v){return Validation.get("IsEmpty").test(v)||!/[^\d]/.test(v)}],["validate-alpha","Please use letters only (a-z or A-Z) in this field.",function(v){return Validation.get("IsEmpty").test(v)||/^[a-zA-Z]+$/.test(v)}],["validate-code","Please use only letters (a-z), numbers (0-9) or underscore(_) in this field, first character should be a letter.",function(v){return Validation.get("IsEmpty").test(v)||/^[a-z]+[a-z0-9_]+$/.test(v)}],["validate-alphanum","Please use only letters (a-z or A-Z) or numbers (0-9) only in this field. No spaces or other characters are allowed.",function(v){return Validation.get("IsEmpty").test(v)||/^[a-zA-Z0-9]+$/.test(v)
/*/\W/.test(v)*/
}],["validate-street","Please use only letters (a-z or A-Z) or numbers (0-9) or spaces and # only in this field.",function(v){return Validation.get("IsEmpty").test(v)||/^[ \w]{3,}([A-Za-z]\.)?([ \w]*\#\d+)?(\r\n| )[ \w]{3,}/.test(v)}],["validate-phoneStrict","Please enter a valid phone number. For example (123) 456-7890 or 123-456-7890.",function(v){return Validation.get("IsEmpty").test(v)||/^(\()?\d{3}(\))?(-|\s)?\d{3}(-|\s)\d{4}$/.test(v)}],["validate-phoneLax","Please enter a valid phone number. For example (123) 456-7890 or 123-456-7890.",function(v){return Validation.get("IsEmpty").test(v)||/^((\d[-. ]?)?((\(\d{3}\))|\d{3}))?[-. ]?\d{3}[-. ]?\d{4}$/.test(v)}],["validate-fax","Please enter a valid fax number. For example (123) 456-7890 or 123-456-7890.",function(v){return Validation.get("IsEmpty").test(v)||/^(\()?\d{3}(\))?(-|\s)?\d{3}(-|\s)\d{4}$/.test(v)}],["validate-date","Please enter a valid date.",function(v){var test=new Date(v);return Validation.get("IsEmpty").test(v)||!isNaN(test)}],["validate-email","Please enter a valid email address. For example johndoe@domain.com.",function(v){return Validation.get("IsEmpty").test(v)||/^[a-z0-9,!\#\$%&'\*\+/=\?\^_`\{\|}~-]+(\.[a-z0-9,!#\$%&'\*\+/=\?\^_`\{\|}~-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*\.([a-z]{2,})/i.test(v)}],["validate-password","Please enter 6 or more characters. Leading or trailing spaces will be ignored.",function(v){var pass=v.strip();return !(pass.length>0&&pass.length<6)}],["validate-cpassword","Please make sure your passwords match.",function(v){var pass=$("password")?$("password"):$$(".validate-password")[0];var conf=$("confirmation")?$("confirmation"):$$(".validate-cpassword")[0];return(pass.value==conf.value)}],["validate-url","Please enter a valid URL. http:// is required",function(v){return Validation.get("IsEmpty").test(v)||/^(http|https|ftp):\/\/(([A-Z0-9][A-Z0-9_-]*)(\.[A-Z0-9][A-Z0-9_-]*)+)(:(\d+))?\/?/i.test(v)}],["validate-clean-url","Please enter a valid URL. For example http://www.example.com or www.example.com",function(v){return Validation.get("IsEmpty").test(v)||/^(http|https|ftp):\/\/(([A-Z0-9][A-Z0-9_-]*)(\.[A-Z0-9][A-Z0-9_-]*)+.(com|org|net|dk|at|us|tv|info|uk|co.uk|biz|se)$)(:(\d+))?\/?/i.test(v)||/^(www)((\.[A-Z0-9][A-Z0-9_-]*)+.(com|org|net|dk|at|us|tv|info|uk|co.uk|biz|se)$)(:(\d+))?\/?/i.test(v)}],["validate-identifier","Please enter a valid Identifier. For example example-page or example-page.html",function(v){return Validation.get("IsEmpty").test(v)||/^[A-Z0-9][A-Z0-9\/_-]+(\.[A-Z0-9_-]+)*$/i.test(v)}],["validate-ssn","Please enter a valid social security number. For example 123-45-6789.",function(v){return Validation.get("IsEmpty").test(v)||/^\d{3}-?\d{2}-?\d{4}$/.test(v)}],["validate-zip","Please enter a valid zip code. For example 90602 or 90602-1234.",function(v){return Validation.get("IsEmpty").test(v)||/(^\d{5}$)|(^\d{5}-\d{4}$)/.test(v)}],["validate-zip-international","Please enter a valid zip code.",function(v){return true}],["validate-date-au","Please use this date format: dd/mm/yyyy. For example 17/03/2006 for the 17th of March, 2006.",function(v){if(Validation.get("IsEmpty").test(v)){return true}var regex=/^(\d{2})\/(\d{2})\/(\d{4})$/;if(!regex.test(v)){return false}var d=new Date(v.replace(regex,"$2/$1/$3"));return(parseInt(RegExp.$2,10)==(1+d.getMonth()))&&(parseInt(RegExp.$1,10)==d.getDate())&&(parseInt(RegExp.$3,10)==d.getFullYear())}],["validate-currency-dollar","Please enter a valid $ amount. For example $100.00.",function(v){return Validation.get("IsEmpty").test(v)||/^\$?\-?([1-9]{1}[0-9]{0,2}(\,[0-9]{3})*(\.[0-9]{0,2})?|[1-9]{1}\d*(\.[0-9]{0,2})?|0(\.[0-9]{0,2})?|(\.[0-9]{1,2})?)$/.test(v)}],["validate-one-required","Please select one of the above options.",function(v,elm){var p=elm.parentNode;var options=p.getElementsByTagName("INPUT");return $A(options).any(function(elm){return $F(elm)})}],["validate-one-required-by-name","Please select one of the options.",function(v,elm){var inputs=$$("input");var error=1;for(i in inputs){if(inputs[i].checked==true&&inputs[i].name==elm.name){error=0}}if(error==0){return true}else{return false}}],["validate-not-negative-number","Please enter a valid number in this field.",function(v){return(!isNaN(v)&&v>=0)}],["validate-state","Please select State/Province.",function(v){return(v!=0||v=="")}],["validate-new-password","Please enter valid password.",function(v){if(!Validation.get("validate-password").test(v)){return false}if(Validation.get("IsEmpty").test(v)&&v!=""){return false}return true}],["validate-greater-than-zero","Please enter a number greater than 0 in this field.",function(v){if(v.length){return parseFloat(v)>0}else{return true}}],["validate-zero-or-greater","Please enter a number 0 or greater in this field.",function(v){if(v.length){return parseFloat(v)>=0}else{return true}}],["validate-cc-number","Please enter a valid credit card number.",function(v,elm){var ccTypeContainer=$(elm.id.substr(0,elm.id.indexOf("_cc_number"))+"_cc_type");if(ccTypeContainer&&(ccTypeContainer.value=="OT"||ccTypeContainer.value=="SS")){if(!Validation.get("IsEmpty").test(v)&&Validation.get("validate-digits").test(v)){return true}else{return false}}return validateCreditCard(v)}],["validate-cc-type","Credit card number doesn't match credit card type",function(v,elm){elm.value=removeDelimiters(elm.value);v=removeDelimiters(v);var ccTypeContainer=$(elm.id.substr(0,elm.id.indexOf("_cc_number"))+"_cc_type");if(!ccTypeContainer){return true}var ccType=ccTypeContainer.value;if(ccType=="OT"||ccType=="SS"){return true}var ccTypeRegExp={VI:new RegExp("^4[0-9]{12}([0-9]{3})?$"),MC:new RegExp("^5[1-5][0-9]{14}$"),AE:new RegExp("^3[47][0-9]{13}$"),DI:new RegExp("^6011[0-9]{12}$")};var ccMatchedType="";$H(ccTypeRegExp).each(function(pair){if(v.match(pair.value)){ccMatchedType=pair.key;throw $break}});if(ccMatchedType!=ccType){return false}return true}],["validate-cc-type-select","Card type doesn't match credit card number",function(v,elm){var ccNumberContainer=$(elm.id.substr(0,elm.id.indexOf("_cc_type"))+"_cc_number");return Validation.get("validate-cc-type").test(ccNumberContainer.value,ccNumberContainer)}],["validate-cc-cvn","Please enter a valid credit card verification number.",function(v,elm){var ccTypeContainer=$(elm.id.substr(0,elm.id.indexOf("_cc_cid"))+"_cc_type");if(!ccTypeContainer){return true}var ccType=ccTypeContainer.value;switch(ccType){case"VI":case"MC":case"DI":re=new RegExp("^[0-9]{3}$");break;case"AE":re=new RegExp("^[0-9]{4}$");break;case"OT":case"SS":re=new RegExp("^([0-9]{3}|[0-9]{4})?$");break}if(v.match(re)){return true}return false}],["validate-ajax","",function(v,elm){return true}],["validate-data","Please use only letters (a-z or A-Z), numbers (0-9) or underscore(_) in this field, first character should be a letter.",function(v){if(v!=""&&v){return/^[A-Za-z]+[A-Za-z0-9_]+$/.test(v)}return true}]]);function validateCreditCard(s){var v="0123456789";var w="";for(i=0;i<s.length;i++){x=s.charAt(i);if(v.indexOf(x,0)!=-1){w+=x}}j=w.length/2;if(j<6.5||j>8||j==7){return false}k=Math.floor(j);m=Math.ceil(j)-k;c=0;for(i=0;i<k;i++){a=w.charAt(i*2+m)*2;c+=a>9?Math.floor(a/10+a%10):a}for(i=0;i<k+m;i++){c+=w.charAt(i*2+1-m)*1}return(c%10==0)}function removeDelimiters(v){v=v.replace(/\s/g,"");v=v.replace(/\-/g,"");return v};/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * @copyright Copyright (c) 2004-2007 Irubin Consulting Inc. DBA Varien (http://www.varien.com)
 * @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
 */
function popWin(url,win,para) {
 var win = window.open(url,win,para);
 win.focus();
}

function setLocation(url){
 window.location.href = url;
}

function setPLocation(url, setFocus){
 if( setFocus ) {
 window.opener.focus();
 }
 window.opener.location.href = url;
}

function setLanguageCode(code, fromCode){
 //TODO: javascript cookies have different domain and path than php cookies
 var href = window.location.href;
 var after = '', dash;
 if (dash = href.match(/\#(.*)$/)) {
 href = href.replace(/\#(.*)$/, '');
 after = dash[0];
 }

 if (href.match(/[?]/)) {
 var re = /([?&]store=)[a-z0-9_]*/;
 if (href.match(re)) {
 href = href.replace(re, '$1'+code);
 } else {
 href += '&store='+code;
 }
 } else {
 href += '?store='+code;
 }
 if (typeof(fromCode) != 'undefined') {
 href += '&from_store='+fromCode;
 }
 href += after;

 setLocation(href);
}

/**
 * Set "odd", "even", "first" and "last" CSS classes for table rows and cells
 */
function decorateTable(table){
 table = $(table);
 if(table){
 var allRows = table.getElementsBySelector('tr')
 var bodyRows = table.getElementsBySelector('tbody tr');
 var headRows = table.getElementsBySelector('thead tr');
 var footRows = table.getElementsBySelector('tfoot tr');

 for(var i=0; i<bodyRows.length; i++){
 if((i+1)%2==0) {
 bodyRows[i].addClassName('even');
 }
 else {
 bodyRows[i].addClassName('odd');
 }
 }

 if(headRows.length) {
 headRows[0].addClassName('first');
 headRows[headRows.length-1].addClassName('last');
 }
 if(bodyRows.length) {
 bodyRows[0].addClassName('first');
 bodyRows[bodyRows.length-1].addClassName('last');
 }
 if(footRows.length) {
 footRows[0].addClassName('first');
 footRows[footRows.length-1].addClassName('last');
 }
 if(allRows.length) {
 for(var i=0;i<allRows.length;i++){
 var cols =allRows[i].getElementsByTagName('TD');
 if(cols.length) {
 Element.addClassName(cols[cols.length-1], 'last');
 };
 }
 }
 }
}

/**
 * Set "odd", "even" and "last" CSS classes for list items
 */
function decorateList(list){
 if($(list)){
 var items = $(list).getElementsBySelector('li')
 if(items.length) items[items.length-1].addClassName('last');
 for(var i=0; i<items.length; i++){
 if((i+1)%2==0)
 items[i].addClassName('even');
 else
 items[i].addClassName('odd');
 }
 }
}

/**
 * Set "odd", "even" and "last" CSS classes for list items
 */
function decorateDataList(list){
 list = $(list);
 if(list){
 var items = list.getElementsBySelector('dt')
 if(items.length) items[items.length-1].addClassName('last');
 for(var i=0; i<items.length; i++){
 if((i+1)%2==0)
 items[i].addClassName('even');
 else
 items[i].addClassName('odd');
 }
 var items = list.getElementsBySelector('dd')
 if(items.length) items[items.length-1].addClassName('last');
 for(var i=0; i<items.length; i++){
 if((i+1)%2==0)
 items[i].addClassName('even');
 else
 items[i].addClassName('odd');
 }
 }
}


// Version 1.0
var isIE = navigator.appVersion.match(/MSIE/) == "MSIE";

if (!window.Varien)
 var Varien = new Object();

Varien.showLoading = function(){
 Element.show('loading-process');
}
Varien.hideLoading = function(){
 Element.hide('loading-process');
}
Varien.GlobalHandlers = {
 onCreate: function() {
 Varien.showLoading();
 },

 onComplete: function() {
 if(Ajax.activeRequestCount == 0) {
 Varien.hideLoading();
 }
 }
};

Ajax.Responders.register(Varien.GlobalHandlers);

/**
 * Quick Search form client model
 */
Varien.searchForm = Class.create();
Varien.searchForm.prototype = {
 initialize : function(form, field, emptyText){
 this.form = $(form);
 this.field = $(field);
 this.emptyText = emptyText;

 Event.observe(this.form, 'submit', this.submit.bind(this));
 Event.observe(this.field, 'focus', this.focus.bind(this));
 Event.observe(this.field, 'blur', this.blur.bind(this));
 this.blur();
 },

 submit : function(event){
 if (this.field.value == this.emptyText || this.field.value == ''){
 Event.stop(event);
 return false;
 }
 return true;
 },

 focus : function(event){
 if(this.field.value==this.emptyText){
 this.field.value='';
 }

 },

 blur : function(event){
 if(this.field.value==''){
 this.field.value=this.emptyText;
 }
 },

 initAutocomplete : function(url, destinationElement){
 new Ajax.Autocompleter(
 this.field,
 destinationElement,
 url,
 {
 paramName: this.field.name,
 minChars: 2,
 updateElement: this._selectAutocompleteItem.bind(this)
 }
 );
 },

 _selectAutocompleteItem : function(element){
 if(element.title){
 this.field.value = element.title;
 }
 this.submit();
 }
}

Varien.Tabs = Class.create();
Varien.Tabs.prototype = {
 initialize: function(selector) {
 var self=this;
 $$(selector+' a').each(function(el){
 el.href = 'javascript:void(0)';
 el.observe('click', self.showContent.bind(self, el));
 if (el.parentNode.hasClassName('active')) {
 self.showContent(el);
 }
 });
 },

 showContent: function(a) {
 var li = a.parentNode, ul = li.parentNode;
 ul.getElementsBySelector('li', 'ol').each(function(el){
 var contents = $(el.id+'_contents');
 if (el==li) {
 el.addClassName('active');
 contents.show();
 } else {
 el.removeClassName('active');
 contents.hide();
 }
 });
 }
}/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * @copyright Copyright (c) 2004-2007 Irubin Consulting Inc. DBA Varien (http://www.varien.com)
 * @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
 */
VarienForm = Class.create();
VarienForm.prototype = {
 initialize: function(formId, firstFieldFocus){
 this.form = $(formId);
 if (!this.form) {
 return;
 }
 this.cache = $A();
 this.currLoader = false;
 this.currDataIndex = false;
 this.validator = new Validation(this.form);
 this.elementFocus = this.elementOnFocus.bindAsEventListener(this);
 this.elementBlur = this.elementOnBlur.bindAsEventListener(this);
 this.childLoader = this.onChangeChildLoad.bindAsEventListener(this);
 this.highlightClass = 'highlight';
 this.extraChildParams = '';
 this.firstFieldFocus= firstFieldFocus || false;
 this.bindElements();
 if(this.firstFieldFocus){
 try{
 Form.Element.focus(Form.findFirstElement(this.form))
 }
 catch(e){}
 }
 },

 submit : function(url){
 if(this.validator && this.validator.validate()){
 this.form.submit();
 }
 return false;
 },

 bindElements:function (){
 var elements = Form.getElements(this.form);
 for (var row in elements) {
 if (elements[row].id) {
 Event.observe(elements[row],'focus',this.elementFocus);
 Event.observe(elements[row],'blur',this.elementBlur);
 }
 }
 },

 elementOnFocus: function(event){
 var element = Event.findElement(event, 'fieldset');
 if(element.className){
 Element.addClassName(element, this.highlightClass);
 }
 },

 elementOnBlur: function(event){
 var element = Event.findElement(event, 'fieldset');
 if(element.className){
 Element.removeClassName(element, this.highlightClass);
 }
 },

 setElementsRelation: function(parent, child, dataUrl, first){
 if (parent=$(parent)) {
 // TODO: array of relation and caching
 if (!this.cache[parent.id]){
 this.cache[parent.id] = $A();
 this.cache[parent.id]['child'] = child;
 this.cache[parent.id]['dataUrl'] = dataUrl;
 this.cache[parent.id]['data'] = $A();
 this.cache[parent.id]['first'] = first || false;
 }
 Event.observe(parent,'change',this.childLoader);
 }
 },

 onChangeChildLoad: function(event){
 element = Event.element(event);
 this.elementChildLoad(element);
 },

 elementChildLoad: function(element, callback){
 this.callback = callback || false;
 if (element.value) {
 this.currLoader = element.id;
 this.currDataIndex = element.value;
 if (this.cache[element.id]['data'][element.value]) {
 this.setDataToChild(this.cache[element.id]['data'][element.value]);
 }
 else{
 new Ajax.Request(this.cache[this.currLoader]['dataUrl'],{
 method: 'post',
 parameters: {"parent":element.value},
 onComplete: this.reloadChildren.bind(this)
 });
 }
 }
 },

 reloadChildren: function(transport){
 var data = eval('(' + transport.responseText + ')');
 this.cache[this.currLoader]['data'][this.currDataIndex] = data;
 this.setDataToChild(data);
 },

 setDataToChild: function(data){
 if (data.length) {
 var child = $(this.cache[this.currLoader]['child']);
 if (child){
 var html = '<select name="'+child.name+'" id="'+child.id+'" class="'+child.className+'" title="'+child.title+'" '+this.extraChildParams+'>';
 if(this.cache[this.currLoader]['first']){
 html+= '<option value="">'+this.cache[this.currLoader]['first']+'</option>';
 }
 for (var i in data){
 if(data[i].value) {
 html+= '<option value="'+data[i].value+'"';
 if(child.value && (child.value == data[i].value || child.value == data[i].label)){
 html+= ' selected';
 }
 html+='>'+data[i].label+'</option>';
 }
 }
 html+= '</select>';
 new Insertion.Before(child,html);
 Element.remove(child);
 }
 }
 else{
 var child = $(this.cache[this.currLoader]['child']);
 if (child){
 var html = '<input type="text" name="'+child.name+'" id="'+child.id+'" class="'+child.className+'" title="'+child.title+'" '+this.extraChildParams+'>';
 new Insertion.Before(child,html);
 Element.remove(child);
 }
 }

 this.bindElements();
 if (this.callback) {
 this.callback();
 }
 }
}

RegionUpdater = Class.create();
RegionUpdater.prototype = {
 initialize: function (countryEl, regionTextEl, regionSelectEl, regions, disableAction)
 {
 this.countryEl = $(countryEl);
 this.regionTextEl = $(regionTextEl);
 this.regionSelectEl = $(regionSelectEl);
 this.regions = regions;

 this.disableAction = (typeof disableAction=='undefined') ? 'hide' : disableAction;

 if (this.regionSelectEl.options.length<=1) {
 this.update();
 }

 Event.observe(this.countryEl, 'change', this.update.bind(this));
 },

 update: function()
 {
 if (this.regions[this.countryEl.value]) {
 var i, option, region, def;

 if (this.regionTextEl) {
 def = this.regionTextEl.value.toLowerCase();
 this.regionTextEl.value = '';
 }
 if (!def) {
 def = this.regionSelectEl.getAttribute('defaultValue');
 }

 this.regionSelectEl.options.length = 1;
 for (regionId in this.regions[this.countryEl.value]) {
 region = this.regions[this.countryEl.value][regionId];

 option = document.createElement('OPTION');
 option.value = regionId;
 option.text = region.name;

 if (this.regionSelectEl.options.add) {
 this.regionSelectEl.options.add(option);
 } else {
 this.regionSelectEl.appendChild(option);
 }

 if (regionId==def || region.name.toLowerCase()==def || region.code.toLowerCase()==def) {
 this.regionSelectEl.value = regionId;
 }
 }

 if (this.disableAction=='hide') {
 if (this.regionTextEl) {
 this.regionTextEl.style.display = 'none';
 }

 this.regionSelectEl.style.display = '';
 } else if (this.disableAction=='disable') {
 if (this.regionTextEl) {
 this.regionTextEl.disabled = true;
 }
 this.regionSelectEl.disabled = false;
 }
 this.setMarkDisplay(this.regionSelectEl, true);
 } else {
 if (this.disableAction=='hide') {
 if (this.regionTextEl) {
 this.regionTextEl.style.display = '';
 }
 this.regionSelectEl.style.display = 'none';
 Validation.reset(this.regionSelectEl);
 } else if (this.disableAction=='disable') {
 if (this.regionTextEl) {
 this.regionTextEl.disabled = false;
 }
 this.regionSelectEl.disabled = true;
 }
 this.setMarkDisplay(this.regionSelectEl, false);
 }
 },

 setMarkDisplay: function(elem, display){
 if(elem.parentNode){
 var marks = Element.getElementsByClassName(elem.parentNode, 'required');
 if(marks[0]){
 display ? marks[0].show() : marks[0].hide();
 }
 }
 }
}