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

var Prototype = {
 Version: '1.6.0.3',

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

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

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

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

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


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

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

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

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

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

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

 klass.prototype.constructor = klass;

 return klass;
 }
};

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

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

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

 value.valueOf = method.valueOf.bind(method);
 value.toString = method.toString.bind(method);
 }
 this.prototype[property] = value;
 }

 return this;
 }
};

var Abstract = { };

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

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

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

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

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

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

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

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

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

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

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

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

 isArray: function(object) {
 return object != null && typeof object == "object" &&
 'splice' in object && 'join' in object;
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 return returnValue;
 }
};

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

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

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

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

 this.registerCallback();
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 return camelized;
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

var $break = { };

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Object.extend(Enumerable, {
 map: Enumerable.collect,
 find: Enumerable.detect,
 select: Enumerable.findAll,
 filter: Enumerable.findAll,
 member: Enumerable.include,
 entries: Enumerable.toArray,
 every: Enumerable.all,
 some: Enumerable.any
});
function $A(iterable) {
 if (!iterable) return [];
 if (iterable.toArray) return iterable.toArray();
 var length = iterable.length || 0, results = new Array(length);
 while (length--) results[length] = iterable[length];
 return results;
}

if (Prototype.Browser.WebKit) {
 $A = function(iterable) {
 if (!iterable) return [];
 // In Safari, only use the `toArray` method if it's not a NodeList.
 // A NodeList is a function, has an function `item` property, and a numeric
 // `length` property. Adapted from Google Doctype.
 if (!(typeof iterable === 'function' && typeof iterable.length ===
 'number' && typeof iterable.item === 'function') && iterable.toArray)
 return iterable.toArray();
 var length = iterable.length || 0, results = new Array(length);
 while (length--) results[length] = iterable[length];
 return results;
 };
}

Array.from = $A;

Object.extend(Array.prototype, Enumerable);

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 get: function(key) {
 // simulating poorly supported hasOwnProperty
 if (this._object[key] !== Object.prototype[key])
 return this._object[key];
 },

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

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

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

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

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

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

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

 toQueryString: function() {
 return this.inject([], function(results, pair) {
 var key = encodeURIComponent(pair.key), values = pair.value;

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

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

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

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

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

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

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

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

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

 activeRequestCount: 0
};

Ajax.Responders = {
 responders: [],

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

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

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

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

Object.extend(Ajax.Responders, Enumerable);

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

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

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

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

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

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

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

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

 this.parameters = params;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 status: 0,
 statusText: '',

 getStatus: Ajax.Request.prototype.getStatus,

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

 getHeader: Ajax.Request.prototype.getHeader,

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

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

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

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

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

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

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

 $super(url, options);
 },

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

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

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

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

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

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

 this.start();
 },

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

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

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

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

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

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

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

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

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

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

Element.cache = { };

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

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

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

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

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

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

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

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

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

 var content, insert, tagName, childNodes;

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

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

 content = Object.toHTML(content);

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

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

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

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

 return element;
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 while (element = element.parentNode)
 if (element == ancestor) return true;

 return false;
 },

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

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

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

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

 return element;
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 return $(document.body);
 },

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

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

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

 } while (element = element.offsetParent);

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

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

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

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

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

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

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

Element.Methods.identify.counter = 1;

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

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

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

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

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

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

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

else if (Prototype.Browser.IE) {
 // IE doesn't report offsets correctly for static elements, so we change them
 // to "relative" to get the values, then change them back.
 Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
 function(proceed, element) {
 element = $(element);
 // IE throws an error if element is not in document
 try { element.offsetParent }
 catch(e) { return $(document.body) }
 var position = element.getStyle('position');
 if (position !== 'static') return proceed(element);
 element.setStyle({ position: 'relative' });
 var value = proceed(element);
 element.setStyle({ position: position });
 return value;
 }
 );

 $w('positionedOffset viewportOffset').each(function(method) {
 Element.Methods[method] = Element.Methods[method].wrap(
 function(proceed, element) {
 element = $(element);
 try { element.offsetParent }
 catch(e) { return Element._returnOffset(0,0) }
 var position = element.getStyle('position');
 if (position !== 'static') return proceed(element);
 // Trigger hasLayout on the offset parent so that IE6 reports
 // accurate offsetTop and offsetLeft values for position: fixed.
 var offsetParent = element.getOffsetParent();
 if (offsetParent && offsetParent.getStyle('position') === 'fixed')
 offsetParent.setStyle({ zoom: 1 });
 element.setStyle({ position: 'relative' });
 var value = proceed(element);
 element.setStyle({ position: position });
 return value;
 }
 );
 });

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

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

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

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

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

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

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

 Element._attributeTranslations.write = {
 names: Object.extend({
 cellpadding: 'cellPadding',
 cellspacing: 'cellSpacing'
 }, Element._attributeTranslations.read.names),
 values: {
 checked: function(element, value) {
 element.checked = !!value;
 },

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

 Element._attributeTranslations.has = {};

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

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

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

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

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

 return element;
 };

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Element._insertionTranslations = {
 before: function(element, node) {
 element.parentNode.insertBefore(node, element);
 },
 top: function(element, node) {
 element.insertBefore(node, element.firstChild);
 },
 bottom: function(element, node) {
 element.appendChild(node);
 },
 after: function(element, node) {
 element.parentNode.insertBefore(node, element.nextSibling);
 },
 tags: {
 TABLE: ['<table>', '</table>', 1],
 TBODY: ['<table><tbody>', '</tbody></table>', 2],
 TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
 TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
 SELECT: ['<select>', '</select>', 1]
 }
};

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

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

Element.Methods.ByTag = { };

Object.extend(Element, Element.Methods);

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

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

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

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

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

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

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

 element._extendedByPrototype = Prototype.emptyFunction;
 return element;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

document.viewport = {
 getDimensions: function() {
 var dimensions = { }, B = Prototype.Browser;
 $w('width height').each(function(d) {
 var D = d.capitalize();
 if (B.WebKit && !document.evaluate) {
 // Safari <3.0 needs self.innerWidth/Height
 dimensions[d] = self['inner' + D];
 } else if (B.Opera && parseFloat(window.opera.version()) < 9.5) {
 // Opera <9.5 needs document.body.clientWidth/Height
 dimensions[d] = document.body['client' + D]
 } else {
 dimensions[d] = document.documentElement['client' + D];
 }
 });
 return dimensions;
 },

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

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

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

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

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

 },

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

 var e = this.expression;

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

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

 return true;
 },

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

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

 // Make sure the browser treats the selector as valid. Test on an
 // isolated element to minimize cost of this check.
 try {
 Selector._div.querySelector(this.expression);
 } catch(e) {
 return false;
 }

 return true;
 },

 compileMatcher: function() {
 var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
 c = Selector.criteria, le, p, m;

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

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

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

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

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

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

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

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

 findElements: function(root) {
 root = root || document;
 var e = this.expression, results;

 switch (this.mode) {
 case 'selectorsAPI':
 // querySelectorAll queries document-wide, then filters to descendants
 // of the context element. That's not what we want.
 // Add an explicit context to the selector if necessary.
 if (root !== document) {
 var oldId = root.id, id = $(root).identify();
 e = "#" + id + " " + e;
 }

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

 return results;
 case 'xpath':
 return document._getElementsByXPath(this.xpath, root);
 default:
 return this.matcher(root);
 }
 },

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

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

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

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

 return match;
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 findChildElements: function(element, expressions) {
 expressions = Selector.split(expressions.join(','));
 var results = [], h = Selector.handlers;
 for (var i = 0, l = expressions.length, selector; i < l; i++) {
 selector = new Selector(expressions[i].strip());
 h.concat(results, selector.findElements(element));
 }
 return (l > 1) ? h.unique(results) : results;
 }
});

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

 // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
 unmark: function(nodes) {
 for (var i = 0, node; node = nodes[i]; i++)
 node.removeAttribute('_countedByPrototype');
 return nodes;
 }
 });
}

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

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

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

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

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

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

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

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

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

 return matchingInputs;
 },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 cache: { },

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

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

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

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

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

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

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

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

 if (currentTarget && currentTarget.tagName) {
 // Firefox screws up the "click" event when moving between radio buttons
 // via arrow keys. It also screws up the "load" and "error" events on images,
 // reporting the document as the target instead of the original image.
 if (type === 'load' || type === 'error' ||
 (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
 && currentTarget.type === 'radio'))
 node = currentTarget;
 }
 if (node) {
 if (node.nodeType == Node.TEXT_NODE) node = node.parentNode;
 return Element.extend(node);
 } else return false;
 },

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

 pointer: function(event) {
 var docElement = document.documentElement,
 body = document.body || { scrollLeft: 0, scrollTop: 0 };
 return {
 x: event.pageX || (event.clientX +
 (docElement.scrollLeft || body.scrollLeft) -
 (docElement.clientLeft || 0)),
 y: event.pageY || (event.clientY +
 (docElement.scrollTop || body.scrollTop) -
 (docElement.clientTop || 0))
 };
 },

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

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

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

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

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

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

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

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

 function getEventID(element) {
 try {
 if (element._prototypeEventID) return element._prototypeEventID[0];
 arguments.callee.id = arguments.callee.id || 1;
 return element._prototypeEventID = [++arguments.callee.id];
 } catch (error) {
 return false;
 }
 }

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

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

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

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

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

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

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

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

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

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


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

 // Safari has a dummy event handler on page unload so that it won't
 // use its bfcache. Safari <= 3.1 has an issue with restoring the "document"
 // object when page is returned to via the back button using its bfcache.
 if (Prototype.Browser.WebKit) {
 window.addEventListener('unload', Prototype.emptyFunction, false);
 }

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

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

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

 return element;
 },

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

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

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

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

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

 destroyWrapper(id, eventName, handler);

 return element;
 },

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

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

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

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

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

Object.extend(Event, Event.Methods);

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

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

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

 var timer;

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

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

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

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

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

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 cumulativeOffset: Element.Methods.cumulativeOffset,

 positionedOffset: Element.Methods.positionedOffset,

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

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

 realOffset: Element.Methods.cumulativeScrollOffset,

 offsetParent: Element.Methods.getOffsetParent,

 page: Element.Methods.viewportOffset,

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Element.addMethods();
/*! SWFObject v2.2 <http://code.google.com/p/swfobject/> 
 is released under the MIT License <http://www.opensource.org/licenses/mit-license.php> 
*/

var swfobject = function() {
 
 var UNDEF = "undefined",
 OBJECT = "object",
 SHOCKWAVE_FLASH = "Shockwave Flash",
 SHOCKWAVE_FLASH_AX = "ShockwaveFlash.ShockwaveFlash",
 FLASH_MIME_TYPE = "application/x-shockwave-flash",
 EXPRESS_INSTALL_ID = "SWFObjectExprInst",
 ON_READY_STATE_CHANGE = "onreadystatechange",
 
 win = window,
 doc = document,
 nav = navigator,
 
 plugin = false,
 domLoadFnArr = [main],
 regObjArr = [],
 objIdArr = [],
 listenersArr = [],
 storedAltContent,
 storedAltContentId,
 storedCallbackFn,
 storedCallbackObj,
 isDomLoaded = false,
 isExpressInstallActive = false,
 dynamicStylesheet,
 dynamicStylesheetMedia,
 autoHideShow = true,
 
 /* Centralized function for browser feature detection
 - User agent string detection is only used when no good alternative is possible
 - Is executed directly for optimal performance
 */ 
 ua = function() {
 var w3cdom = typeof doc.getElementById != UNDEF && typeof doc.getElementsByTagName != UNDEF && typeof doc.createElement != UNDEF,
 u = nav.userAgent.toLowerCase(),
 p = nav.platform.toLowerCase(),
 windows = p ? /win/.test(p) : /win/.test(u),
 mac = p ? /mac/.test(p) : /mac/.test(u),
 webkit = /webkit/.test(u) ? parseFloat(u.replace(/^.*webkit\/(\d+(\.\d+)?).*$/, "$1")) : false, // returns either the webkit version or false if not webkit
 ie = !+"\v1", // feature detection based on Andrea Giammarchi's solution: http://webreflection.blogspot.com/2009/01/32-bytes-to-know-if-your-browser-is-ie.html
 playerVersion = [0,0,0],
 d = null;
 if (typeof nav.plugins != UNDEF && typeof nav.plugins[SHOCKWAVE_FLASH] == OBJECT) {
 d = nav.plugins[SHOCKWAVE_FLASH].description;
 if (d && !(typeof nav.mimeTypes != UNDEF && nav.mimeTypes[FLASH_MIME_TYPE] && !nav.mimeTypes[FLASH_MIME_TYPE].enabledPlugin)) { // navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin indicates whether plug-ins are enabled or disabled in Safari 3+
 plugin = true;
 ie = false; // cascaded feature detection for Internet Explorer
 d = d.replace(/^.*\s+(\S+\s+\S+$)/, "$1");
 playerVersion[0] = parseInt(d.replace(/^(.*)\..*$/, "$1"), 10);
 playerVersion[1] = parseInt(d.replace(/^.*\.(.*)\s.*$/, "$1"), 10);
 playerVersion[2] = /[a-zA-Z]/.test(d) ? parseInt(d.replace(/^.*[a-zA-Z]+(.*)$/, "$1"), 10) : 0;
 }
 }
 else if (typeof win.ActiveXObject != UNDEF) {
 try {
 var a = new ActiveXObject(SHOCKWAVE_FLASH_AX);
 if (a) { // a will return null when ActiveX is disabled
 d = a.GetVariable("$version");
 if (d) {
 ie = true; // cascaded feature detection for Internet Explorer
 d = d.split(" ")[1].split(",");
 playerVersion = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
 }
 }
 }
 catch(e) {}
 }
 return { w3:w3cdom, pv:playerVersion, wk:webkit, ie:ie, win:windows, mac:mac };
 }(),
 
 /* Cross-browser onDomLoad
 - Will fire an event as soon as the DOM of a web page is loaded
 - Internet Explorer workaround based on Diego Perini's solution: http://javascript.nwbox.com/IEContentLoaded/
 - Regular onload serves as fallback
 */ 
 onDomLoad = function() {
 if (!ua.w3) { return; }
 if ((typeof doc.readyState != UNDEF && doc.readyState == "complete") || (typeof doc.readyState == UNDEF && (doc.getElementsByTagName("body")[0] || doc.body))) { // function is fired after onload, e.g. when script is inserted dynamically 
 callDomLoadFunctions();
 }
 if (!isDomLoaded) {
 if (typeof doc.addEventListener != UNDEF) {
 doc.addEventListener("DOMContentLoaded", callDomLoadFunctions, false);
 } 
 if (ua.ie && ua.win) {
 doc.attachEvent(ON_READY_STATE_CHANGE, function() {
 if (doc.readyState == "complete") {
 doc.detachEvent(ON_READY_STATE_CHANGE, arguments.callee);
 callDomLoadFunctions();
 }
 });
 if (win == top) { // if not inside an iframe
 (function(){
 if (isDomLoaded) { return; }
 try {
 doc.documentElement.doScroll("left");
 }
 catch(e) {
 setTimeout(arguments.callee, 0);
 return;
 }
 callDomLoadFunctions();
 })();
 }
 }
 if (ua.wk) {
 (function(){
 if (isDomLoaded) { return; }
 if (!/loaded|complete/.test(doc.readyState)) {
 setTimeout(arguments.callee, 0);
 return;
 }
 callDomLoadFunctions();
 })();
 }
 addLoadEvent(callDomLoadFunctions);
 }
 }();
 
 function callDomLoadFunctions() {
 if (isDomLoaded) { return; }
 try { // test if we can really add/remove elements to/from the DOM; we don't want to fire it too early
 var t = doc.getElementsByTagName("body")[0].appendChild(createElement("span"));
 t.parentNode.removeChild(t);
 }
 catch (e) { return; }
 isDomLoaded = true;
 var dl = domLoadFnArr.length;
 for (var i = 0; i < dl; i++) {
 domLoadFnArr[i]();
 }
 }
 
 function addDomLoadEvent(fn) {
 if (isDomLoaded) {
 fn();
 }
 else { 
 domLoadFnArr[domLoadFnArr.length] = fn; // Array.push() is only available in IE5.5+
 }
 }
 
 /* Cross-browser onload
 - Based on James Edwards' solution: http://brothercake.com/site/resources/scripts/onload/
 - Will fire an event as soon as a web page including all of its assets are loaded 
 */
 function addLoadEvent(fn) {
 if (typeof win.addEventListener != UNDEF) {
 win.addEventListener("load", fn, false);
 }
 else if (typeof doc.addEventListener != UNDEF) {
 doc.addEventListener("load", fn, false);
 }
 else if (typeof win.attachEvent != UNDEF) {
 addListener(win, "onload", fn);
 }
 else if (typeof win.onload == "function") {
 var fnOld = win.onload;
 win.onload = function() {
 fnOld();
 fn();
 };
 }
 else {
 win.onload = fn;
 }
 }
 
 /* Main function
 - Will preferably execute onDomLoad, otherwise onload (as a fallback)
 */
 function main() { 
 if (plugin) {
 testPlayerVersion();
 }
 else {
 matchVersions();
 }
 }
 
 /* Detect the Flash Player version for non-Internet Explorer browsers
 - Detecting the plug-in version via the object element is more precise than using the plugins collection item's description:
 a. Both release and build numbers can be detected
 b. Avoid wrong descriptions by corrupt installers provided by Adobe
 c. Avoid wrong descriptions by multiple Flash Player entries in the plugin Array, caused by incorrect browser imports
 - Disadvantage of this method is that it depends on the availability of the DOM, while the plugins collection is immediately available
 */
 function testPlayerVersion() {
 var b = doc.getElementsByTagName("body")[0];
 var o = createElement(OBJECT);
 o.setAttribute("type", FLASH_MIME_TYPE);
 var t = b.appendChild(o);
 if (t) {
 var counter = 0;
 (function(){
 if (typeof t.GetVariable != UNDEF) {
 
 try
 {
 var d = t.GetVariable("$version");
 }
 catch(err)
 {
 var d = '--- 8,0,22,0';
 }
 
 if (d) {
 d = d.split(" ")[1].split(",");
 ua.pv = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
 }
 }
 else if (counter < 10) {
 counter++;
 setTimeout(arguments.callee, 10);
 return;
 }
 b.removeChild(o);
 t = null;
 matchVersions();
 })();
 }
 else {
 matchVersions();
 }
 }
 
 /* Perform Flash Player and SWF version matching; static publishing only
 */
 function matchVersions() {
 var rl = regObjArr.length;
 if (rl > 0) {
 for (var i = 0; i < rl; i++) { // for each registered object element
 var id = regObjArr[i].id;
 var cb = regObjArr[i].callbackFn;
 var cbObj = {success:false, id:id};
 if (ua.pv[0] > 0) {
 var obj = getElementById(id);
 if (obj) {
 if (hasPlayerVersion(regObjArr[i].swfVersion) && !(ua.wk && ua.wk < 312)) { // Flash Player version >= published SWF version: Houston, we have a match!
 setVisibility(id, true);
 if (cb) {
 cbObj.success = true;
 cbObj.ref = getObjectById(id);
 cb(cbObj);
 }
 }
 else if (regObjArr[i].expressInstall && canExpressInstall()) { // show the Adobe Express Install dialog if set by the web page author and if supported
 var att = {};
 att.data = regObjArr[i].expressInstall;
 att.width = obj.getAttribute("width") || "0";
 att.height = obj.getAttribute("height") || "0";
 if (obj.getAttribute("class")) { att.styleclass = obj.getAttribute("class"); }
 if (obj.getAttribute("align")) { att.align = obj.getAttribute("align"); }
 // parse HTML object param element's name-value pairs
 var par = {};
 var p = obj.getElementsByTagName("param");
 var pl = p.length;
 for (var j = 0; j < pl; j++) {
 if (p[j].getAttribute("name").toLowerCase() != "movie") {
 par[p[j].getAttribute("name")] = p[j].getAttribute("value");
 }
 }
 showExpressInstall(att, par, id, cb);
 }
 else { // Flash Player and SWF version mismatch or an older Webkit engine that ignores the HTML object element's nested param elements: display alternative content instead of SWF
 displayAltContent(obj);
 if (cb) { cb(cbObj); }
 }
 }
 }
 else { // if no Flash Player is installed or the fp version cannot be detected we let the HTML object element do its job (either show a SWF or alternative content)
 setVisibility(id, true);
 if (cb) {
 var o = getObjectById(id); // test whether there is an HTML object element or not
 if (o && typeof o.SetVariable != UNDEF) { 
 cbObj.success = true;
 cbObj.ref = o;
 }
 cb(cbObj);
 }
 }
 }
 }
 }
 
 function getObjectById(objectIdStr) {
 var r = null;
 var o = getElementById(objectIdStr);
 if (o && o.nodeName == "OBJECT") {
 if (typeof o.SetVariable != UNDEF) {
 r = o;
 }
 else {
 var n = o.getElementsByTagName(OBJECT)[0];
 if (n) {
 r = n;
 }
 }
 }
 return r;
 }
 
 /* Requirements for Adobe Express Install
 - only one instance can be active at a time
 - fp 6.0.65 or higher
 - Win/Mac OS only
 - no Webkit engines older than version 312
 */
 function canExpressInstall() {
 return !isExpressInstallActive && hasPlayerVersion("6.0.65") && (ua.win || ua.mac) && !(ua.wk && ua.wk < 312);
 }
 
 /* Show the Adobe Express Install dialog
 - Reference: http://www.adobe.com/cfusion/knowledgebase/index.cfm?id=6a253b75
 */
 function showExpressInstall(att, par, replaceElemIdStr, callbackFn) {
 isExpressInstallActive = true;
 storedCallbackFn = callbackFn || null;
 storedCallbackObj = {success:false, id:replaceElemIdStr};
 var obj = getElementById(replaceElemIdStr);
 if (obj) {
 if (obj.nodeName == "OBJECT") { // static publishing
 storedAltContent = abstractAltContent(obj);
 storedAltContentId = null;
 }
 else { // dynamic publishing
 storedAltContent = obj;
 storedAltContentId = replaceElemIdStr;
 }
 att.id = EXPRESS_INSTALL_ID;
 if (typeof att.width == UNDEF || (!/%$/.test(att.width) && parseInt(att.width, 10) < 310)) { att.width = "310"; }
 if (typeof att.height == UNDEF || (!/%$/.test(att.height) && parseInt(att.height, 10) < 137)) { att.height = "137"; }
 doc.title = doc.title.slice(0, 47) + " - Flash Player Installation";
 var pt = ua.ie && ua.win ? "ActiveX" : "PlugIn",
 fv = "MMredirectURL=" + win.location.toString().replace(/&/g,"%26") + "&MMplayerType=" + pt + "&MMdoctitle=" + doc.title;
 if (typeof par.flashvars != UNDEF) {
 par.flashvars += "&" + fv;
 }
 else {
 par.flashvars = fv;
 }
 // IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
 // because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
 if (ua.ie && ua.win && obj.readyState != 4) {
 var newObj = createElement("div");
 replaceElemIdStr += "SWFObjectNew";
 newObj.setAttribute("id", replaceElemIdStr);
 obj.parentNode.insertBefore(newObj, obj); // insert placeholder div that will be replaced by the object element that loads expressinstall.swf
 obj.style.display = "none";
 (function(){
 if (obj.readyState == 4) {
 obj.parentNode.removeChild(obj);
 }
 else {
 setTimeout(arguments.callee, 10);
 }
 })();
 }
 createSWF(att, par, replaceElemIdStr);
 }
 }
 
 /* Functions to abstract and display alternative content
 */
 function displayAltContent(obj) {
 if (ua.ie && ua.win && obj.readyState != 4) {
 // IE only: when a SWF is loading (AND: not available in cache) wait for the readyState of the object element to become 4 before removing it,
 // because you cannot properly cancel a loading SWF file without breaking browser load references, also obj.onreadystatechange doesn't work
 var el = createElement("div");
 obj.parentNode.insertBefore(el, obj); // insert placeholder div that will be replaced by the alternative content
 el.parentNode.replaceChild(abstractAltContent(obj), el);
 obj.style.display = "none";
 (function(){
 if (obj.readyState == 4) {
 obj.parentNode.removeChild(obj);
 }
 else {
 setTimeout(arguments.callee, 10);
 }
 })();
 }
 else {
 obj.parentNode.replaceChild(abstractAltContent(obj), obj);
 }
 } 

 function abstractAltContent(obj) {
 var ac = createElement("div");
 if (ua.win && ua.ie) {
 ac.innerHTML = obj.innerHTML;
 }
 else {
 var nestedObj = obj.getElementsByTagName(OBJECT)[0];
 if (nestedObj) {
 var c = nestedObj.childNodes;
 if (c) {
 var cl = c.length;
 for (var i = 0; i < cl; i++) {
 if (!(c[i].nodeType == 1 && c[i].nodeName == "PARAM") && !(c[i].nodeType == 8)) {
 ac.appendChild(c[i].cloneNode(true));
 }
 }
 }
 }
 }
 return ac;
 }
 
 /* Cross-browser dynamic SWF creation
 */
 function createSWF(attObj, parObj, id) {
 var r, el = getElementById(id);
 if (ua.wk && ua.wk < 312) { return r; }
 if (el) {
 if (typeof attObj.id == UNDEF) { // if no 'id' is defined for the object element, it will inherit the 'id' from the alternative content
 attObj.id = id;
 }
 if (ua.ie && ua.win) { // Internet Explorer + the HTML object element + W3C DOM methods do not combine: fall back to outerHTML
 var att = "";
 for (var i in attObj) {
 if (attObj[i] != Object.prototype[i]) { // filter out prototype additions from other potential libraries
 if (i.toLowerCase() == "data") {
 parObj.movie = attObj[i];
 }
 else if (i.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
 att += ' class="' + attObj[i] + '"';
 }
 else if (i.toLowerCase() != "classid") {
 att += ' ' + i + '="' + attObj[i] + '"';
 }
 }
 }
 if (parObj.name !== undefined) {
 att += ' ' + 'name="' + parObj.name + '"';
 }
 var par = "";
 for (var j in parObj) {
 if (parObj[j] != Object.prototype[j]) { // filter out prototype additions from other potential libraries
 par += '<param name="' + j + '" value="' + parObj[j] + '" />';
 }
 }
 el.outerHTML = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"' + att + '>' + par + '</object>';
 objIdArr[objIdArr.length] = attObj.id; // stored to fix object 'leaks' on unload (dynamic publishing only)
 r = getElementById(attObj.id); 
 }
 else { // well-behaving browsers
 var o = createElement(OBJECT);
 o.setAttribute("type", FLASH_MIME_TYPE);
 if (parObj.name !== undefined) {
 o.setAttribute("name", parObj.name);
 }
 for (var m in attObj) {
 if (attObj[m] != Object.prototype[m]) { // filter out prototype additions from other potential libraries
 if (m.toLowerCase() == "styleclass") { // 'class' is an ECMA4 reserved keyword
 o.setAttribute("class", attObj[m]);
 }
 else if (m.toLowerCase() != "classid") { // filter out IE specific attribute
 o.setAttribute(m, attObj[m]);
 }
 }
 }
 for (var n in parObj) {
 if (parObj[n] != Object.prototype[n] && n.toLowerCase() != "movie") { // filter out prototype additions from other potential libraries and IE specific param element
 createObjParam(o, n, parObj[n]);
 }
 }
 el.parentNode.replaceChild(o, el);
 r = o;
 }
 }
 return r;
 }
 
 function createObjParam(el, pName, pValue) {
 var p = createElement("param");
 p.setAttribute("name", pName); 
 p.setAttribute("value", pValue);
 el.appendChild(p);
 }
 
 /* Cross-browser SWF removal
 - Especially needed to safely and completely remove a SWF in Internet Explorer
 */
 function removeSWF(id) {
 var obj = getElementById(id);
 if (obj && obj.nodeName == "OBJECT") {
 if (ua.ie && ua.win) {
 obj.style.display = "none";
 (function(){
 if (obj.readyState == 4) {
 removeObjectInIE(id);
 }
 else {
 setTimeout(arguments.callee, 10);
 }
 })();
 }
 else {
 obj.parentNode.removeChild(obj);
 }
 }
 }
 
 function removeObjectInIE(id) {
 var obj = getElementById(id);
 if (obj) {
 for (var i in obj) {
 if (typeof obj[i] == "function") {
 obj[i] = null;
 }
 }
 obj.parentNode.removeChild(obj);
 }
 }
 
 /* Functions to optimize JavaScript compression
 */
 function getElementById(id) {
 var el = null;
 try {
 el = doc.getElementById(id);
 }
 catch (e) {}
 return el;
 }
 
 function createElement(el) {
 return doc.createElement(el);
 }
 
 /* Updated attachEvent function for Internet Explorer
 - Stores attachEvent information in an Array, so on unload the detachEvent functions can be called to avoid memory leaks
 */ 
 function addListener(target, eventType, fn) {
 target.attachEvent(eventType, fn);
 listenersArr[listenersArr.length] = [target, eventType, fn];
 }
 
 /* Flash Player and SWF content version matching
 */
 function hasPlayerVersion(rv) {
 var pv = ua.pv, v = rv.split(".");
 v[0] = parseInt(v[0], 10);
 v[1] = parseInt(v[1], 10) || 0; // supports short notation, e.g. "9" instead of "9.0.0"
 v[2] = parseInt(v[2], 10) || 0;
 return (pv[0] > v[0] || (pv[0] == v[0] && pv[1] > v[1]) || (pv[0] == v[0] && pv[1] == v[1] && pv[2] >= v[2])) ? true : false;
 }
 
 /* Cross-browser dynamic CSS creation
 - Based on Bobby van der Sluis' solution: http://www.bobbyvandersluis.com/articles/dynamicCSS.php
 */ 
 function createCSS(sel, decl, media, newStyle) {
 if (ua.ie && ua.mac) { return; }
 var h = doc.getElementsByTagName("head")[0];
 if (!h) { return; } // to also support badly authored HTML pages that lack a head element
 var m = (media && typeof media == "string") ? media : "screen";
 if (newStyle) {
 dynamicStylesheet = null;
 dynamicStylesheetMedia = null;
 }
 if (!dynamicStylesheet || dynamicStylesheetMedia != m) { 
 // create dynamic stylesheet + get a global reference to it
 var s = createElement("style");
 s.setAttribute("type", "text/css");
 s.setAttribute("media", m);
 dynamicStylesheet = h.appendChild(s);
 if (ua.ie && ua.win && typeof doc.styleSheets != UNDEF && doc.styleSheets.length > 0) {
 dynamicStylesheet = doc.styleSheets[doc.styleSheets.length - 1];
 }
 dynamicStylesheetMedia = m;
 }
 // add style rule
 if (ua.ie && ua.win) {
 if (dynamicStylesheet && typeof dynamicStylesheet.addRule == OBJECT) {
 dynamicStylesheet.addRule(sel, decl);
 }
 }
 else {
 if (dynamicStylesheet && typeof doc.createTextNode != UNDEF) {
 dynamicStylesheet.appendChild(doc.createTextNode(sel + " {" + decl + "}"));
 }
 }
 }
 
 function setVisibility(id, isVisible) {
 if (!autoHideShow) { return; }
 var v = isVisible ? "visible" : "hidden";
 if (isDomLoaded && getElementById(id)) {
 getElementById(id).style.visibility = v;
 }
 else {
 createCSS("#" + id, "visibility:" + v);
 }
 }

 /* Filter to avoid XSS attacks
 */
 function urlEncodeIfNecessary(s) {
 var regex = /[\\\"<>\.;]/;
 var hasBadChars = regex.exec(s) != null;
 return hasBadChars && typeof encodeURIComponent != UNDEF ? encodeURIComponent(s) : s;
 }
 
 /* Release memory to avoid memory leaks caused by closures, fix hanging audio/video threads and force open sockets/NetConnections to disconnect (Internet Explorer only)
 */
 var cleanup = function() {
 if (ua.ie && ua.win) {
 window.attachEvent("onunload", function() {
 // remove listeners to avoid memory leaks
 var ll = listenersArr.length;
 for (var i = 0; i < ll; i++) {
 listenersArr[i][0].detachEvent(listenersArr[i][1], listenersArr[i][2]);
 }
 // cleanup dynamically embedded objects to fix audio/video threads and force open sockets and NetConnections to disconnect
 var il = objIdArr.length;
 for (var j = 0; j < il; j++) {
 removeSWF(objIdArr[j]);
 }
 // cleanup library's main closures to avoid memory leaks
 for (var k in ua) {
 ua[k] = null;
 }
 ua = null;
 for (var l in swfobject) {
 swfobject[l] = null;
 }
 swfobject = null;
 });
 }
 }();
 
 return {
 /* Public API
 - Reference: http://code.google.com/p/swfobject/wiki/documentation
 */ 
 registerObject: function(objectIdStr, swfVersionStr, xiSwfUrlStr, callbackFn) {
 if (ua.w3 && objectIdStr && swfVersionStr) {
 var regObj = {};
 regObj.id = objectIdStr;
 regObj.swfVersion = swfVersionStr;
 regObj.expressInstall = xiSwfUrlStr;
 regObj.callbackFn = callbackFn;
 regObjArr[regObjArr.length] = regObj;
 setVisibility(objectIdStr, false);
 }
 else if (callbackFn) {
 callbackFn({success:false, id:objectIdStr});
 }
 },
 
 getObjectById: function(objectIdStr) {
 if (ua.w3) {
 return getObjectById(objectIdStr);
 }
 },
 
 embedSWF: function(swfUrlStr, replaceElemIdStr, widthStr, heightStr, swfVersionStr, xiSwfUrlStr, flashvarsObj, parObj, attObj, callbackFn) {
 var callbackObj = {success:false, id:replaceElemIdStr};
 if (ua.w3 && !(ua.wk && ua.wk < 312) && swfUrlStr && replaceElemIdStr && widthStr && heightStr && swfVersionStr) {
 setVisibility(replaceElemIdStr, false);
 addDomLoadEvent(function() {
 widthStr += ""; // auto-convert to string
 heightStr += "";
 var att = {};
 if (attObj && typeof attObj === OBJECT) {
 for (var i in attObj) { // copy object to avoid the use of references, because web authors often reuse attObj for multiple SWFs
 att[i] = attObj[i];
 }
 }
 att.data = swfUrlStr;
 att.width = widthStr;
 att.height = heightStr;
 var par = {}; 
 if (parObj && typeof parObj === OBJECT) {
 for (var j in parObj) { // copy object to avoid the use of references, because web authors often reuse parObj for multiple SWFs
 par[j] = parObj[j];
 }
 }
 if (flashvarsObj && typeof flashvarsObj === OBJECT) {
 for (var k in flashvarsObj) { // copy object to avoid the use of references, because web authors often reuse flashvarsObj for multiple SWFs
 if (typeof par.flashvars != UNDEF) {
 par.flashvars += "&" + k + "=" + flashvarsObj[k];
 }
 else {
 par.flashvars = k + "=" + flashvarsObj[k];
 }
 }
 }
 if (hasPlayerVersion(swfVersionStr)) { // create SWF
 var obj = createSWF(att, par, replaceElemIdStr);
 if (att.id == replaceElemIdStr) {
 setVisibility(replaceElemIdStr, true);
 }
 callbackObj.success = true;
 callbackObj.ref = obj;
 }
 else if (xiSwfUrlStr && canExpressInstall()) { // show Adobe Express Install
 att.data = xiSwfUrlStr;
 showExpressInstall(att, par, replaceElemIdStr, callbackFn);
 return;
 }
 else { // show alternative content
 setVisibility(replaceElemIdStr, true);
 }
 if (callbackFn) { callbackFn(callbackObj); }
 });
 }
 else if (callbackFn) { callbackFn(callbackObj); }
 },
 
 switchOffAutoHideShow: function() {
 autoHideShow = false;
 },
 
 ua: ua,
 
 getFlashPlayerVersion: function() {
 return { major:ua.pv[0], minor:ua.pv[1], release:ua.pv[2] };
 },
 
 hasFlashPlayerVersion: hasPlayerVersion,
 
 createSWF: function(attObj, parObj, replaceElemIdStr) {
 if (ua.w3) {
 return createSWF(attObj, parObj, replaceElemIdStr);
 }
 else {
 return undefined;
 }
 },
 
 showExpressInstall: function(att, par, replaceElemIdStr, callbackFn) {
 if (ua.w3 && canExpressInstall()) {
 showExpressInstall(att, par, replaceElemIdStr, callbackFn);
 }
 },
 
 removeSWF: function(objElemIdStr) {
 if (ua.w3) {
 removeSWF(objElemIdStr);
 }
 },
 
 createCSS: function(selStr, declStr, mediaStr, newStyleBoolean) {
 if (ua.w3) {
 createCSS(selStr, declStr, mediaStr, newStyleBoolean);
 }
 },
 
 addDomLoadEvent: addDomLoadEvent,
 
 addLoadEvent: addLoadEvent,
 
 getQueryParamValue: function(param) {
 var q = doc.location.search || doc.location.hash;
 if (q) {
 if (/\?/.test(q)) { q = q.split("?")[1]; } // strip question mark
 if (param == null) {
 return urlEncodeIfNecessary(q);
 }
 var pairs = q.split("&");
 for (var i = 0; i < pairs.length; i++) {
 if (pairs[i].substring(0, pairs[i].indexOf("=")) == param) {
 return urlEncodeIfNecessary(pairs[i].substring((pairs[i].indexOf("=") + 1)));
 }
 }
 }
 return "";
 },
 
 // For internal usage only
 expressInstallCallback: function() {
 if (isExpressInstallActive) {
 var obj = getElementById(EXPRESS_INSTALL_ID);
 if (obj && storedAltContent) {
 obj.parentNode.replaceChild(storedAltContent, obj);
 if (storedAltContentId) {
 setVisibility(storedAltContentId, true);
 if (ua.ie && ua.win) { storedAltContent.style.display = "block"; }
 }
 if (storedCallbackFn) { storedCallbackFn(storedCallbackObj); }
 }
 isExpressInstallActive = false;
 } 
 }
 };
}();

document.observe("dom:loaded", function() {
 swfobject.embedSWF(
 BASE_URL + 'lib/Symmetrics/delaledosquet/flash/main.swf',
 'flash',
 '100%',
 '100%',
 '9.0.0',
 BASE_URL + 'lib/Symmetrics/delaledosquet/flash/expressInstall.swf',
 {baseurl: BASE_URL, skin_url: SKIN_URL},
 {wmode: 'transparent', menu: false, name:'flash'}
 );
 if (Prototype.Browser.IE && parseInt(navigator.userAgent.substring(navigator.userAgent.indexOf("MSIE")+5)) <= 7) {
 function check_dimensions() {
 var min_width = 975;
 var min_height = 630;
 $$('.wrapper')[0].setStyle({
 width: document.viewport.getWidth() < min_width ? min_width : '100%',
 height: document.viewport.getHeight() < min_height ? min_height : '100%'
 });
 }
 window.onresize = check_dimensions;
 check_dimensions();
 }
});