/*  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 [];
if (!(typeof iterable === 'function' && typeof iterable.length ===
'number' && typeof iterable.item === 'function') && iterable.toArray)
return iterable.toArray();
var length = iterable.length || 0, results = new Array(length);
while (length--) results[length] = iterable[length];
return results;
};
}
Array.from = $A;
Object.extend(Array.prototype, Enumerable);
if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;
Object.extend(Array.prototype,{_each:function(iterator){for (var i = 0, length = this.length; i < length; i++)
iterator(this[i]);
}, clear:function(){this.length = 0;
return this;
}, first:function(){return this[0];
}, last:function(){return this[this.length - 1];
}, compact:function(){return this.select(function(value){return value != null;
});
}, flatten:function(){return this.inject([], function(array, value){return array.concat(Object.isArray(value) ?
value.flatten():[value]);
});
}, without:function(){var values = $A(arguments);
return this.select(function(value){return !values.include(value);
});
}, reverse:function(inline){return (inline !== false ? this:this.toArray())._reverse();
}, reduce:function(){return this.length > 1 ? this:this[0];
}, uniq:function(sorted){return this.inject([], function(array, value, index){if (0 == index || (sorted ? array.last() != value:!array.include(value)))
array.push(value);
return array;
});
}, intersect:function(array){return this.uniq().findAll(function(item){return array.detect(function(value){return item === value });
});
}, clone:function(){return [].concat(this);
}, size:function(){return this.length;
}, inspect:function(){return '[' + this.map(Object.inspect).join(', ') + ']';
}, toJSON:function(){var results = [];
this.each(function(object){var value = Object.toJSON(object);
if (!Object.isUndefined(value)) results.push(value);
});
return '[' + results.join(', ') + ']';
}
});
if (Object.isFunction(Array.prototype.forEach))
Array.prototype._each = Array.prototype.forEach;
if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i){i || (i = 0);
var length = this.length;
if (i < 0) i = length + i;
for (; i < length; i++)
if (this[i] === item) return i;
return -1;
};
if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i){i = isNaN(i) ? this.length:(i < 0 ? this.length + i:i) + 1;
var n = this.slice(0, i).reverse().indexOf(item);
return (n < 0) ? n:i - n - 1;
};
Array.prototype.toArray = Array.prototype.clone;
function $w(string){if (!Object.isString(string)) return [];
string = string.strip();
return string ? string.split(/\s+/):[];
}
if (Prototype.Browser.Opera){Array.prototype.concat = function(){var array = [];
for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
for (var i = 0, length = arguments.length; i < length; i++){if (Object.isArray(arguments[i])){for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
array.push(arguments[i][j]);
} else{array.push(arguments[i]);
}
}
return array;
};
}
Object.extend(Number.prototype,{toColorPart:function(){return this.toPaddedString(2, 16);
}, succ:function(){return this + 1;
}, times:function(iterator, context){$R(0, this, true).each(iterator, context);
return this;
}, toPaddedString:function(length, radix){var string = this.toString(radix || 10);
return '0'.times(length - string.length) + string;
}, toJSON:function(){return isFinite(this) ? this.toString():'null';
}
});
$w('abs round ceil floor').each(function(method){Number.prototype[method] = Math[method].methodize();
});
function $H(object){return new Hash(object);
};
var Hash = Class.create(Enumerable, (function(){function toQueryPair(key, value){if (Object.isUndefined(value)) return key;
return key + '=' + encodeURIComponent(String.interpret(value));
}
return{initialize:function(object){this._object = Object.isHash(object) ? object.toObject():Object.clone(object);
}, _each:function(iterator){for (var key in this._object){var value = this._object[key], pair = [key, value];
pair.key = key;
pair.value = value;
iterator(pair);
}
}, set:function(key, value){return this._object[key] = value;
}, get:function(key){if (this._object[key] !== Object.prototype[key])
return this._object[key];
}, unset:function(key){var value = this._object[key];
delete this._object[key];
return value;
}, toObject:function(){return Object.clone(this._object);
}, keys:function(){return this.pluck('key');
}, values:function(){return this.pluck('value');
}, index:function(value){var match = this.detect(function(pair){return pair.value === value;
});
return match && match.key;
}, merge:function(object){return this.clone().update(object);
}, update:function(object){return new Hash(object).inject(this, function(result, pair){result.set(pair.key, pair.value);
return result;
});
}, toQueryString:function(){return this.inject([], function(results, pair){var key = encodeURIComponent(pair.key), values = pair.value;
if (values && typeof values == 'object'){if (Object.isArray(values))
return results.concat(values.map(toQueryPair.curry(key)));
} else results.push(toQueryPair(key, values));
return results;
}).join('&');
}, inspect:function(){return '#<Hash:{' + this.map(function(pair){return pair.map(Object.inspect).join(':');
}).join(', ') + '}>';
}, toJSON:function(){return Object.toJSON(this.toObject());
}, clone:function(){return new Hash(this);
}
}
})());
Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
var ObjectRange = Class.create(Enumerable,{initialize:function(start, end, exclusive){this.start = start;
this.end = end;
this.exclusive = exclusive;
}, _each:function(iterator){var value = this.start;
while (this.include(value)){iterator(value);
value = value.succ();
}
}, include:function(value){if (value < this.start)
return false;
if (this.exclusive)
return value < this.end;
return value <= this.end;
}
});
var $R = function(start, end, exclusive){return new ObjectRange(start, end, exclusive);
};
var Ajax ={getTransport:function(){return Try.these(
function(){return new XMLHttpRequest()}, function(){return new ActiveXObject('Msxml2.XMLHTTP')}, function(){return new ActiveXObject('Microsoft.XMLHTTP')}
) || false;
}, activeRequestCount:0
};
Ajax.Responders ={responders:[], _each:function(iterator){this.responders._each(iterator);
}, register:function(responder){if (!this.include(responder))
this.responders.push(responder);
}, unregister:function(responder){this.responders = this.responders.without(responder);
}, dispatch:function(callback, request, transport, json){this.each(function(responder){if (Object.isFunction(responder[callback])){try{responder[callback].apply(responder, [request, transport, json]);
} catch (e){}
}
});
}
};
Object.extend(Ajax.Responders, Enumerable);
Ajax.Responders.register({onCreate:function(){Ajax.activeRequestCount++ }, onComplete:function(){Ajax.activeRequestCount-- }
});
Ajax.Base = Class.create({initialize:function(options){this.options ={method:'post', asynchronous:true, contentType:'application/x-www-form-urlencoded', encoding:'UTF-8', parameters:'', evalJSON:true, evalJS:true
};
Object.extend(this.options, options ||{});
this.options.method = this.options.method.toLowerCase();
if (Object.isString(this.options.parameters))
this.options.parameters = this.options.parameters.toQueryParams();
else if (Object.isHash(this.options.parameters))
this.options.parameters = this.options.parameters.toObject();
}
});
Ajax.Request = Class.create(Ajax.Base,{_complete:false, initialize:function($super, url, options){$super(options);
this.transport = Ajax.getTransport();
this.request(url);
}, request:function(url){this.url = url;
this.method = this.options.method;
var params = Object.clone(this.options.parameters);
if (!['get', 'post'].include(this.method)){params['_method'] = this.method;
this.method = 'post';
}
this.parameters = params;
if (params = Object.toQueryString(params)){if (this.method == 'get')
this.url += (this.url.include('?') ? '&':'?') + params;
else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
params += '&_=';
}
try{var response = new Ajax.Response(this);
if (this.options.onCreate) this.options.onCreate(response);
Ajax.Responders.dispatch('onCreate', this, response);
this.transport.open(this.method.toUpperCase(), this.url, this.options.asynchronous);
if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
this.transport.onreadystatechange = this.onStateChange.bind(this);
this.setRequestHeaders();
this.body = this.method == 'post' ? (this.options.postBody || params):null;
this.transport.send(this.body);
/* 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';
}
if (typeof this.options.requestHeaders == 'object'){var extras = this.options.requestHeaders;
if (Object.isFunction(extras.push))
for (var i = 0, length = extras.length; i < length; i += 2)
headers[extras[i]] = extras[i+1];
else
$H(extras).each(function(pair){headers[pair.key] = pair.value });
}
for (var name in headers)
this.transport.setRequestHeader(name, headers[name]);
}, success:function(){var status = this.getStatus();
return !status || (status >= 200 && status < 300);
}, getStatus:function(){try{return this.transport.status || 0;
} catch (e){return 0 }
}, respondToReadyState:function(readyState){var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
if (state == 'Complete'){try{this._complete = true;
(this.options['on' + response.status]
|| this.options['on' + (this.success() ? 'Success':'Failure')]
|| Prototype.emptyFunction)(response, response.headerJSON);
} catch (e){this.dispatchException(e);
}
var contentType = response.getHeader('Content-type');
if (this.options.evalJS == 'force'
|| (this.options.evalJS && this.isSameOrigin() && contentType
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
this.evalResponse();
}
try{(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
} catch (e){this.dispatchException(e);
}
if (state == 'Complete'){this.transport.onreadystatechange = Prototype.emptyFunction;
}
}, isSameOrigin:function(){var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({protocol:location.protocol, domain:document.domain, port:location.port ? ':' + location.port:''
}));
}, getHeader:function(name){try{return this.transport.getResponseHeader(name) || null;
} catch (e){return null }
}, evalResponse:function(){try{return eval((this.transport.responseText || '').unfilterJSON());
} catch (e){this.dispatchException(e);
}
}, dispatchException:function(exception){(this.options.onException || Prototype.emptyFunction)(this, exception);
Ajax.Responders.dispatch('onException', this, exception);
}
});
Ajax.Request.Events =
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
Ajax.Response = Class.create({initialize:function(request){this.request = request;
var transport  = this.transport  = request.transport, readyState = this.readyState = transport.readyState;
if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4){this.status       = this.getStatus();
this.statusText   = this.getStatusText();
this.responseText = String.interpret(transport.responseText);
this.headerJSON   = this._getHeaderJSON();
}
if(readyState == 4){var xml = transport.responseXML;
this.responseXML  = Object.isUndefined(xml) ? null:xml;
this.responseJSON = this._getResponseJSON();
}
}, status:0, statusText:'', getStatus:Ajax.Request.prototype.getStatus, getStatusText:function(){try{return this.transport.statusText || '';
} catch (e){return '' }
}, getHeader:Ajax.Request.prototype.getHeader, getAllHeaders:function(){try{return this.getAllResponseHeaders();
} catch (e){return null }
}, getResponseHeader:function(name){return this.transport.getResponseHeader(name);
}, getAllResponseHeaders:function(){return this.transport.getAllResponseHeaders();
}, _getHeaderJSON:function(){var json = this.getHeader('X-JSON');
if (!json) return null;
json = decodeURIComponent(escape(json));
try{return json.evalJSON(this.request.options.sanitizeJSON ||
!this.request.isSameOrigin());
} catch (e){this.request.dispatchException(e);
}
}, _getResponseJSON:function(){var options = this.request.options;
if (!options.evalJSON || (options.evalJSON != 'force' &&
!(this.getHeader('Content-type') || '').include('application/json')) ||
this.responseText.blank())
return null;
try{return this.responseText.evalJSON(options.sanitizeJSON ||
!this.request.isSameOrigin());
} catch (e){this.request.dispatchException(e);
}
}
});
Ajax.Updater = Class.create(Ajax.Request,{initialize:function($super, container, url, options){this.container ={success:(container.success || container), failure:(container.failure || (container.success ? null:container))
};
options = Object.clone(options);
var onComplete = options.onComplete;
options.onComplete = (function(response, json){this.updateContent(response.responseText);
if (Object.isFunction(onComplete)) onComplete(response, json);
}).bind(this);
$super(url, options);
}, updateContent:function(responseText){var receiver = this.container[this.success() ? 'success':'failure'], options = this.options;
if (!options.evalScripts) responseText = responseText.stripScripts();
if (receiver = $(receiver)){if (options.insertion){if (Object.isString(options.insertion)){var insertion ={}; insertion[options.insertion] = responseText;
receiver.insert(insertion);
}
else options.insertion(receiver, responseText);
}
else receiver.update(responseText);
}
}
});
Ajax.PeriodicalUpdater = Class.create(Ajax.Base,{initialize:function($super, container, url, options){$super(options);
this.onComplete = this.options.onComplete;
this.frequency = (this.options.frequency || 2);
this.decay = (this.options.decay || 1);
this.updater ={};
this.container = container;
this.url = url;
this.start();
}, start:function(){this.options.onComplete = this.updateComplete.bind(this);
this.onTimerEvent();
}, stop:function(){this.updater.options.onComplete = undefined;
clearTimeout(this.timer);
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
}, updateComplete:function(response){if (this.options.decay){this.decay = (response.responseText == this.lastText ?
this.decay * this.options.decay:1);
this.lastText = response.responseText;
}
this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
}, onTimerEvent:function(){this.updater = new Ajax.Updater(this.container, this.url, this.options);
}
});
function $(element){if (arguments.length > 1){for (var i = 0, elements = [], length = arguments.length; i < length; i++)
elements.push($(arguments[i]));
return elements;
}
if (Object.isString(element))
element = document.getElementById(element);
return Element.extend(element);
}
if (Prototype.BrowserFeatures.XPath){document._getElementsByXPath = function(expression, parentElement){var results = [];
var query = document.evaluate(expression, $(parentElement) || document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0, length = query.snapshotLength; i < length; i++)
results.push(Element.extend(query.snapshotItem(i)));
return results;
};
}
/*--------------------------------------------------------------------------*/
if (!window.Node) var Node ={};
if (!Node.ELEMENT_NODE){Object.extend(Node,{ELEMENT_NODE:1, ATTRIBUTE_NODE:2, TEXT_NODE:3, CDATA_SECTION_NODE:4, ENTITY_REFERENCE_NODE:5, ENTITY_NODE:6, PROCESSING_INSTRUCTION_NODE:7, COMMENT_NODE:8, DOCUMENT_NODE:9, DOCUMENT_TYPE_NODE:10, DOCUMENT_FRAGMENT_NODE:11, NOTATION_NODE:12
});
}
(function(){var element = this.Element;
this.Element = function(tagName, attributes){attributes = attributes ||{};
tagName = tagName.toLowerCase();
var cache = Element.cache;
if (Prototype.Browser.IE && attributes.name){tagName = '<' + tagName + ' name="' + attributes.name + '">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName), attributes);
}
if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
};
Object.extend(this.Element, element ||{});
if (element) this.Element.prototype = element.prototype;
}).call(window);
Element.cache ={};
Element.Methods ={visible:function(element){return $(element).style.display != 'none';
}, toggle:function(element){element = $(element);
Element[Element.visible(element) ? 'hide':'show'](element);
return element;
}, hide:function(element){element = $(element);
element.style.display = 'none';
return element;
}, show:function(element){element = $(element);
element.style.display = '';
return element;
}, remove:function(element){element = $(element);
element.parentNode.removeChild(element);
return element;
}, update:function(element, content){element = $(element);
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)) return element.update().insert(content);
content = Object.toHTML(content);
element.innerHTML = content.stripScripts();
content.evalScripts.bind(content).defer();
return element;
}, replace:function(element, content){element = $(element);
if (content && content.toElement) content = content.toElement();
else if (!Object.isElement(content)){content = Object.toHTML(content);
var range = element.ownerDocument.createRange();
range.selectNode(element);
content.evalScripts.bind(content).defer();
content = range.createContextualFragment(content.stripScripts());
}
element.parentNode.replaceChild(content, element);
return element;
}, insert:function(element, insertions){element = $(element);
if (Object.isString(insertions) || Object.isNumber(insertions) ||
Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
insertions ={bottom:insertions};
var content, insert, tagName, childNodes;
for (var position in insertions){content  = insertions[position];
position = position.toLowerCase();
insert = Element._insertionTranslations[position];
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)){insert(element, content);
continue;
}
content = Object.toHTML(content);
tagName = ((position == 'before' || position == 'after')
? element.parentNode:element).tagName.toUpperCase();
childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
if (position == 'top' || position == 'after') childNodes.reverse();
childNodes.each(insert.curry(element));
content.evalScripts.bind(content).defer();
}
return element;
}, wrap:function(element, wrapper, attributes){element = $(element);
if (Object.isElement(wrapper))
$(wrapper).writeAttribute(attributes ||{});
else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
else wrapper = new Element('div', wrapper);
if (element.parentNode)
element.parentNode.replaceChild(wrapper, element);
wrapper.appendChild(element);
return wrapper;
}, inspect:function(element){element = $(element);
var result = '<' + element.tagName.toLowerCase();
$H({'id':'id', 'className':'class'}).each(function(pair){var property = pair.first(), attribute = pair.last();
var value = (element[property] || '').toString();
if (value) result += ' ' + attribute + '=' + value.inspect(true);
});
return result + '>';
}, recursivelyCollect:function(element, property){element = $(element);
var elements = [];
while (element = element[property])
if (element.nodeType == 1)
elements.push(Element.extend(element));
return elements;
}, ancestors:function(element){return $(element).recursivelyCollect('parentNode');
}, descendants:function(element){return $(element).select("*");
}, firstDescendant:function(element){element = $(element).firstChild;
while (element && element.nodeType != 1) element = element.nextSibling;
return $(element);
}, immediateDescendants:function(element){if (!(element = $(element).firstChild)) return [];
while (element && element.nodeType != 1) element = element.nextSibling;
if (element) return [element].concat($(element).nextSiblings());
return [];
}, previousSiblings:function(element){return $(element).recursivelyCollect('previousSibling');
}, nextSiblings:function(element){return $(element).recursivelyCollect('nextSibling');
}, siblings:function(element){element = $(element);
return element.previousSiblings().reverse().concat(element.nextSiblings());
}, match:function(element, selector){if (Object.isString(selector))
selector = new Selector(selector);
return selector.match($(element));
}, up:function(element, expression, index){element = $(element);
if (arguments.length == 1) return $(element.parentNode);
var ancestors = element.ancestors();
return Object.isNumber(expression) ? ancestors[expression]:Selector.findElement(ancestors, expression, index);
}, down:function(element, expression, index){element = $(element);
if (arguments.length == 1) return element.firstDescendant();
return Object.isNumber(expression) ? element.descendants()[expression]:Element.select(element, expression)[index || 0];
}, previous:function(element, expression, index){element = $(element);
if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
var previousSiblings = element.previousSiblings();
return Object.isNumber(expression) ? previousSiblings[expression]:Selector.findElement(previousSiblings, expression, index);
}, next:function(element, expression, index){element = $(element);
if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
var nextSiblings = element.nextSiblings();
return Object.isNumber(expression) ? nextSiblings[expression]:Selector.findElement(nextSiblings, expression, index);
}, select:function(){var args = $A(arguments), element = $(args.shift());
return Selector.findChildElements(element, args);
}, adjacent:function(){var args = $A(arguments), element = $(args.shift());
return Selector.findChildElements(element.parentNode, args).without(element);
}, identify:function(element){element = $(element);
var id = element.readAttribute('id'), self = arguments.callee;
if (id) return id;
do{id = 'anonymous_element_' + self.counter++ } while ($(id));
element.writeAttribute('id', id);
return id;
}, readAttribute:function(element, name){element = $(element);
if (Prototype.Browser.IE){var t = Element._attributeTranslations.read;
if (t.values[name]) return t.values[name](element, name);
if (t.names[name]) name = t.names[name];
if (name.include(':')){return (!element.attributes || !element.attributes[name]) ? null:element.attributes[name].value;
}
}
return element.getAttribute(name);
}, writeAttribute:function(element, name, value){element = $(element);
var attributes ={}, t = Element._attributeTranslations.write;
if (typeof name == 'object') attributes = name;
else attributes[name] = Object.isUndefined(value) ? true:value;
for (var attr in attributes){name = t.names[attr] || attr;
value = attributes[attr];
if (t.values[attr]) name = t.values[attr](element, value);
if (value === false || value === null)
element.removeAttribute(name);
else if (value === true)
element.setAttribute(name, name);
else element.setAttribute(name, value);
}
return element;
}, getHeight:function(element){return $(element).getDimensions().height;
}, getWidth:function(element){return $(element).getDimensions().width;
}, classNames:function(element){return new Element.ClassNames(element);
}, hasClassName:function(element, className){if (!(element = $(element))) return;
var elementClassName = element.className;
return (elementClassName.length > 0 && (elementClassName == className ||
new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
}, addClassName:function(element, className){if (!(element = $(element))) return;
if (!element.hasClassName(className))
element.className += (element.className ? ' ':'') + className;
return element;
}, removeClassName:function(element, className){if (!(element = $(element))) return;
element.className = element.className.replace(
new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
return element;
}, toggleClassName:function(element, className){if (!(element = $(element))) return;
return element[element.hasClassName(className) ?
'removeClassName':'addClassName'](className);
},
cleanWhitespace:function(element){element = $(element);
var node = element.firstChild;
while (node){var nextNode = node.nextSibling;
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
element.removeChild(node);
node = nextNode;
}
return element;
}, empty:function(element){return $(element).innerHTML.blank();
}, descendantOf:function(element, ancestor){element = $(element), ancestor = $(ancestor);
if (element.compareDocumentPosition)
return (element.compareDocumentPosition(ancestor) & 8) === 8;
if (ancestor.contains)
return ancestor.contains(element) && ancestor !== element;
while (element = element.parentNode)
if (element == ancestor) return true;
return false;
}, scrollTo:function(element){element = $(element);
var pos = element.cumulativeOffset();
window.scrollTo(pos[0], pos[1]);
return element;
}, getStyle:function(element, style){element = $(element);
style = style == 'float' ? 'cssFloat':style.camelize();
var value = element.style[style];
if (!value || value == 'auto'){var css = document.defaultView.getComputedStyle(element, null);
value = css ? css[style]:null;
}
if (style == 'opacity') return value ? parseFloat(value):1.0;
return value == 'auto' ? null:value;
}, getOpacity:function(element){return $(element).getStyle('opacity');
}, setStyle:function(element, styles){element = $(element);
var elementStyle = element.style, match;
if (Object.isString(styles)){element.style.cssText += ';' + styles;
return styles.include('opacity') ?
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]):element;
}
for (var property in styles)
if (property == 'opacity') element.setOpacity(styles[property]);
else
elementStyle[(property == 'float' || property == 'cssFloat') ?
(Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat':'styleFloat'):property] = styles[property];
return element;
}, setOpacity:function(element, value){element = $(element);
element.style.opacity = (value == 1 || value === '') ? '':(value < 0.00001) ? 0:value;
return element;
}, getDimensions:function(element){element = $(element);
var display = element.getStyle('display');
if (display != 'none' && display != null)
return{width:element.offsetWidth, height:element.offsetHeight};
var els = element.style;
var originalVisibility = els.visibility;
var originalPosition = els.position;
var originalDisplay = els.display;
els.visibility = 'hidden';
els.position = 'absolute';
els.display = 'block';
var originalWidth = element.clientWidth;
var originalHeight = element.clientHeight;
els.display = originalDisplay;
els.position = originalPosition;
els.visibility = originalVisibility;
return{width:originalWidth, height:originalHeight};
}, makePositioned:function(element){element = $(element);
var pos = Element.getStyle(element, 'position');
if (pos == 'static' || !pos){element._madePositioned = true;
element.style.position = 'relative';
if (Prototype.Browser.Opera){element.style.top = 0;
element.style.left = 0;
}
}
return element;
}, undoPositioned:function(element){element = $(element);
if (element._madePositioned){element._madePositioned = undefined;
element.style.position =
element.style.top =
element.style.left =
element.style.bottom =
element.style.right = '';
}
return element;
}, makeClipping:function(element){element = $(element);
if (element._overflow) return element;
element._overflow = Element.getStyle(element, 'overflow') || 'auto';
if (element._overflow !== 'hidden')
element.style.overflow = 'hidden';
return element;
}, undoClipping:function(element){element = $(element);
if (!element._overflow) return element;
element.style.overflow = element._overflow == 'auto' ? '':element._overflow;
element._overflow = null;
return element;
}, cumulativeOffset:function(element){var valueT = 0, valueL = 0;
do{valueT += element.offsetTop  || 0;
valueL += element.offsetLeft || 0;
element = element.offsetParent;
} while (element);
return Element._returnOffset(valueL, valueT);
}, positionedOffset:function(element){var valueT = 0, valueL = 0;
do{valueT += element.offsetTop  || 0;
valueL += element.offsetLeft || 0;
element = element.offsetParent;
if (element){if (element.tagName.toUpperCase() == 'BODY') break;
var p = Element.getStyle(element, 'position');
if (p !== 'static') break;
}
} while (element);
return Element._returnOffset(valueL, valueT);
}, absolutize:function(element){element = $(element);
if (element.getStyle('position') == 'absolute') return element;
var offsets = element.positionedOffset();
var top     = offsets[1];
var left    = offsets[0];
var width   = element.clientWidth;
var height  = element.clientHeight;
element._originalLeft   = left - parseFloat(element.style.left  || 0);
element._originalTop    = top  - parseFloat(element.style.top || 0);
element._originalWidth  = element.style.width;
element._originalHeight = element.style.height;
element.style.position = 'absolute';
element.style.top    = top + 'px';
element.style.left   = left + 'px';
element.style.width  = width + 'px';
element.style.height = height + 'px';
return element;
}, relativize:function(element){element = $(element);
if (element.getStyle('position') == 'relative') return element;
element.style.position = 'relative';
var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
element.style.top    = top + 'px';
element.style.left   = left + 'px';
element.style.height = element._originalHeight;
element.style.width  = element._originalWidth;
return element;
}, cumulativeScrollOffset:function(element){var valueT = 0, valueL = 0;
do{valueT += element.scrollTop  || 0;
valueL += element.scrollLeft || 0;
element = element.parentNode;
} while (element);
return Element._returnOffset(valueL, valueT);
}, getOffsetParent:function(element){if (element.offsetParent) return $(element.offsetParent);
if (element == document.body) return $(element);
while ((element = element.parentNode) && element != document.body)
if (Element.getStyle(element, 'position') != 'static')
return $(element);
return $(document.body);
}, viewportOffset:function(forElement){var valueT = 0, valueL = 0;
var element = forElement;
do{valueT += element.offsetTop  || 0;
valueL += element.offsetLeft || 0;
if (element.offsetParent == document.body &&
Element.getStyle(element, 'position') == 'absolute') break;
} while (element = element.offsetParent);
element = forElement;
do{if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))){valueT -= element.scrollTop  || 0;
valueL -= element.scrollLeft || 0;
}
} while (element = element.parentNode);
return Element._returnOffset(valueL, valueT);
}, clonePosition:function(element, source){var options = Object.extend({setLeft:true, setTop:true, setWidth:true, setHeight:true, offsetTop:0, offsetLeft:0
}, arguments[2] ||{});
source = $(source);
var p = source.viewportOffset();
element = $(element);
var delta = [0, 0];
var parent = null;
if (Element.getStyle(element, 'position') == 'absolute'){parent = element.getOffsetParent();
delta = parent.viewportOffset();
}
if (parent == document.body){delta[0] -= document.body.offsetLeft;
delta[1] -= document.body.offsetTop;
}
if (options.setLeft)   element.style.left  = (p[0] - delta[0] + options.offsetLeft) + 'px';
if (options.setTop)    element.style.top   = (p[1] - delta[1] + options.offsetTop) + 'px';
if (options.setWidth)  element.style.width = source.offsetWidth + 'px';
if (options.setHeight) element.style.height = source.offsetHeight + 'px';
return element;
}
};
Element.Methods.identify.counter = 1;
Object.extend(Element.Methods,{getElementsBySelector:Element.Methods.select, childElements:Element.Methods.immediateDescendants
});
Element._attributeTranslations ={write:{names:{className:'class', htmlFor:'for'
}, values:{}
}
};
if (Prototype.Browser.Opera){Element.Methods.getStyle = Element.Methods.getStyle.wrap(
function(proceed, element, style){switch (style){case 'left':case 'top':case 'right':case 'bottom':if (proceed(element, 'position') === 'static') return null;
case 'height':case 'width':if (!Element.visible(element)) return null;
var dim = parseInt(proceed(element, style), 10);
if (dim !== element['offset' + style.capitalize()])
return dim + 'px';
var properties;
if (style === 'height'){properties = ['border-top-width', 'padding-top', 'padding-bottom', 'border-bottom-width'];
}
else{properties = ['border-left-width', 'padding-left', 'padding-right', 'border-right-width'];
}
return properties.inject(dim, function(memo, property){var val = proceed(element, property);
return val === null ? memo:memo - parseInt(val, 10);
}) + 'px';
default:return proceed(element, style);
}
}
);
Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
function(proceed, element, attribute){if (attribute === 'title') return element.title;
return proceed(element, attribute);
}
);
}
else if (Prototype.Browser.IE){Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
function(proceed, element){element = $(element);
try{element.offsetParent }
catch(e){return $(document.body) }
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
element.setStyle({position:'relative' });
var value = proceed(element);
element.setStyle({position:position });
return value;
}
);
$w('positionedOffset viewportOffset').each(function(method){Element.Methods[method] = Element.Methods[method].wrap(
function(proceed, element){element = $(element);
try{element.offsetParent }
catch(e){return Element._returnOffset(0,0) }
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
var offsetParent = element.getOffsetParent();
if (offsetParent && offsetParent.getStyle('position') === 'fixed')
offsetParent.setStyle({zoom:1 });
element.setStyle({position:'relative' });
var value = proceed(element);
element.setStyle({position:position });
return value;
}
);
});
Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
function(proceed, element){try{element.offsetParent }
catch(e){return Element._returnOffset(0,0) }
return proceed(element);
}
);
Element.Methods.getStyle = function(element, style){element = $(element);
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat':style.camelize();
var value = element.style[style];
if (!value && element.currentStyle) value = element.currentStyle[style];
if (style == 'opacity'){if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
if (value[1]) return parseFloat(value[1]) / 100;
return 1.0;
}
if (value == 'auto'){if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
return element['offset' + style.capitalize()] + 'px';
return null;
}
return value;
};
Element.Methods.setOpacity = function(element, value){function stripAlpha(filter){return filter.replace(/alpha\([^\)]*\)/gi,'');
}
element = $(element);
var currentStyle = element.currentStyle;
if ((currentStyle && !currentStyle.hasLayout) ||
(!currentStyle && element.style.zoom == 'normal'))
element.style.zoom = 1;
var filter = element.getStyle('filter'), style = element.style;
if (value == 1 || value === ''){(filter = stripAlpha(filter)) ?
style.filter = filter:style.removeAttribute('filter');
return element;
} else if (value < 0.00001) value = 0;
style.filter = stripAlpha(filter) +
'alpha(opacity=' + (value * 100) + ')';
return element;
};
Element._attributeTranslations ={read:{names:{'class':'className', 'for':'htmlFor'
}, values:{_getAttr:function(element, attribute){return element.getAttribute(attribute, 2);
}, _getAttrNode:function(element, attribute){var node = element.getAttributeNode(attribute);
return node ? node.value:"";
}, _getEv:function(element, attribute){attribute = element.getAttribute(attribute);
return attribute ? attribute.toString().slice(23, -2):null;
}, _flag:function(element, attribute){return $(element).hasAttribute(attribute) ? attribute:null;
}, style:function(element){return element.style.cssText.toLowerCase();
}, title:function(element){return element.title;
}
}
}
};
Element._attributeTranslations.write ={names:Object.extend({cellpadding:'cellPadding', cellspacing:'cellSpacing'
}, Element._attributeTranslations.read.names), values:{checked:function(element, value){element.checked = !!value;
}, style:function(element, value){element.style.cssText = value ? value:'';
}
}
};
Element._attributeTranslations.has ={};
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
'encType maxLength readOnly longDesc frameBorder').each(function(attr){Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
Element._attributeTranslations.has[attr.toLowerCase()] = attr;
});
(function(v){Object.extend(v,{href:v._getAttr, src:v._getAttr, type:v._getAttr, action:v._getAttrNode, disabled:v._flag, checked:v._flag, readonly:v._flag, multiple:v._flag, onload:v._getEv, onunload:v._getEv, onclick:v._getEv, ondblclick:v._getEv, onmousedown:v._getEv, onmouseup:v._getEv, onmouseover:v._getEv, onmousemove:v._getEv, onmouseout:v._getEv, onfocus:v._getEv, onblur:v._getEv, onkeypress:v._getEv, onkeydown:v._getEv, onkeyup:v._getEv, onsubmit:v._getEv, onreset:v._getEv, onselect:v._getEv, onchange:v._getEv
});
})(Element._attributeTranslations.read.values);
}
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)){Element.Methods.setOpacity = function(element, value){element = $(element);
element.style.opacity = (value == 1) ? 0.999999:(value === '') ? '':(value < 0.00001) ? 0:value;
return element;
};
}
else if (Prototype.Browser.WebKit){Element.Methods.setOpacity = function(element, value){element = $(element);
element.style.opacity = (value == 1 || value === '') ? '':(value < 0.00001) ? 0:value;
if (value == 1)
if(element.tagName.toUpperCase() == 'IMG' && element.width){element.width++; element.width--;
} else try{var n = document.createTextNode(' ');
element.appendChild(n);
element.removeChild(n);
} catch (e){}
return element;
};
Element.Methods.cumulativeOffset = function(element){var valueT = 0, valueL = 0;
do{valueT += element.offsetTop  || 0;
valueL += element.offsetLeft || 0;
if (element.offsetParent == document.body)
if (Element.getStyle(element, 'position') == 'absolute') break;
element = element.offsetParent;
} while (element);
return Element._returnOffset(valueL, valueT);
};
}
if (Prototype.Browser.IE || Prototype.Browser.Opera){Element.Methods.update = function(element, content){element = $(element);
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)) return element.update().insert(content);
content = Object.toHTML(content);
var tagName = element.tagName.toUpperCase();
if (tagName in Element._insertionTranslations.tags){$A(element.childNodes).each(function(node){element.removeChild(node) });
Element._getContentFromAnonymousElement(tagName, content.stripScripts())
.each(function(node){element.appendChild(node) });
}
else element.innerHTML = content.stripScripts();
content.evalScripts.bind(content).defer();
return element;
};
}
if ('outerHTML' in document.createElement('div')){Element.Methods.replace = function(element, content){element = $(element);
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)){element.parentNode.replaceChild(content, element);
return element;
}
content = Object.toHTML(content);
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
if (Element._insertionTranslations.tags[tagName]){var nextSibling = element.next();
var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
parent.removeChild(element);
if (nextSibling)
fragments.each(function(node){parent.insertBefore(node, nextSibling) });
else
fragments.each(function(node){parent.appendChild(node) });
}
else element.outerHTML = content.stripScripts();
content.evalScripts.bind(content).defer();
return element;
};
}
Element._returnOffset = function(l, t){var result = [l, t];
result.left = l;
result.top = t;
return result;
};
Element._getContentFromAnonymousElement = function(tagName, html){var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
if (t){div.innerHTML = t[0] + html + t[1];
t[2].times(function(){div = div.firstChild });
} else div.innerHTML = html;
return $A(div.childNodes);
};
Element._insertionTranslations ={before:function(element, node){element.parentNode.insertBefore(node, element);
}, top:function(element, node){element.insertBefore(node, element.firstChild);
}, bottom:function(element, node){element.appendChild(node);
}, after:function(element, node){element.parentNode.insertBefore(node, element.nextSibling);
}, tags:{TABLE:['<table>',                '</table>',                   1], TBODY:['<table><tbody>',         '</tbody></table>',           2], TR:['<table><tbody><tr>',     '</tr></tbody></table>',      3], TD:['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], SELECT:['<select>',               '</select>',                  1]
}
};
(function(){Object.extend(this.tags,{THEAD:this.tags.TBODY, TFOOT:this.tags.TBODY, TH:this.tags.TD
});
}).call(Element._insertionTranslations);
Element.Methods.Simulated ={hasAttribute:function(element, attribute){attribute = Element._attributeTranslations.has[attribute] || attribute;
var node = $(element).getAttributeNode(attribute);
return !!(node && node.specified);
}
};
Element.Methods.ByTag ={};
Object.extend(Element, Element.Methods);
if (!Prototype.BrowserFeatures.ElementExtensions &&
document.createElement('div')['__proto__']){window.HTMLElement ={};
window.HTMLElement.prototype = document.createElement('div')['__proto__'];
Prototype.BrowserFeatures.ElementExtensions = true;
}
Element.extend = (function(){if (Prototype.BrowserFeatures.SpecificElementExtensions)
return Prototype.K;
var Methods ={}, ByTag = Element.Methods.ByTag;
var extend = Object.extend(function(element){if (!element || element._extendedByPrototype ||
element.nodeType != 1 || element == window) return element;
var methods = Object.clone(Methods), tagName = element.tagName.toUpperCase(), property, value;
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
for (property in methods){value = methods[property];
if (Object.isFunction(value) && !(property in element))
element[property] = value.methodize();
}
element._extendedByPrototype = Prototype.emptyFunction;
return element;
},{refresh:function(){if (!Prototype.BrowserFeatures.ElementExtensions){Object.extend(Methods, Element.Methods);
Object.extend(Methods, Element.Methods.Simulated);
}
}
});
extend.refresh();
return extend;
})();
Element.hasAttribute = function(element, attribute){if (element.hasAttribute) return element.hasAttribute(attribute);
return Element.Methods.Simulated.hasAttribute(element, attribute);
};
Element.addMethods = function(methods){var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
if (!methods){Object.extend(Form, Form.Methods);
Object.extend(Form.Element, Form.Element.Methods);
Object.extend(Element.Methods.ByTag,{"FORM":Object.clone(Form.Methods), "INPUT":Object.clone(Form.Element.Methods), "SELECT":Object.clone(Form.Element.Methods), "TEXTAREA":Object.clone(Form.Element.Methods)
});
}
if (arguments.length == 2){var tagName = methods;
methods = arguments[1];
}
if (!tagName) Object.extend(Element.Methods, methods ||{});
else{if (Object.isArray(tagName)) tagName.each(extend);
else extend(tagName);
}
function extend(tagName){tagName = tagName.toUpperCase();
if (!Element.Methods.ByTag[tagName])
Element.Methods.ByTag[tagName] ={};
Object.extend(Element.Methods.ByTag[tagName], methods);
}
function copy(methods, destination, onlyIfAbsent){onlyIfAbsent = onlyIfAbsent || false;
for (var property in methods){var value = methods[property];
if (!Object.isFunction(value)) continue;
if (!onlyIfAbsent || !(property in destination))
destination[property] = value.methodize();
}
}
function findDOMClass(tagName){var klass;
var trans ={"OPTGROUP":"OptGroup", "TEXTAREA":"TextArea", "P":"Paragraph", "FIELDSET":"FieldSet", "UL":"UList", "OL":"OList", "DL":"DList", "DIR":"Directory", "H1":"Heading", "H2":"Heading", "H3":"Heading", "H4":"Heading", "H5":"Heading", "H6":"Heading", "Q":"Quote", "INS":"Mod", "DEL":"Mod", "A":"Anchor", "IMG":"Image", "CAPTION":"TableCaption", "COL":"TableCol", "COLGROUP":"TableCol", "THEAD":"TableSection", "TFOOT":"TableSection", "TBODY":"TableSection", "TR":"TableRow", "TH":"TableCell", "TD":"TableCell", "FRAMESET":"FrameSet", "IFRAME":"IFrame"
};
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
if (window[klass]) return window[klass];
klass = 'HTML' + tagName + 'Element';
if (window[klass]) return window[klass];
klass = 'HTML' + tagName.capitalize() + 'Element';
if (window[klass]) return window[klass];
window[klass] ={};
window[klass].prototype = document.createElement(tagName)['__proto__'];
return window[klass];
}
if (F.ElementExtensions){copy(Element.Methods, HTMLElement.prototype);
copy(Element.Methods.Simulated, HTMLElement.prototype, true);
}
if (F.SpecificElementExtensions){for (var tag in Element.Methods.ByTag){var klass = findDOMClass(tag);
if (Object.isUndefined(klass)) continue;
copy(T[tag], klass.prototype);
}
}
Object.extend(Element, Element.Methods);
delete Element.ByTag;
if (Element.extend.refresh) Element.extend.refresh();
Element.cache ={};
};
document.viewport ={getDimensions:function(){var dimensions ={}, B = Prototype.Browser;
$w('width height').each(function(d){var D = d.capitalize();
if (B.WebKit && !document.evaluate){dimensions[d] = self['inner' + D];
} else if (B.Opera && parseFloat(window.opera.version()) < 9.5){dimensions[d] = document.body['client' + D]
} else{dimensions[d] = document.documentElement['client' + D];
}
});
return dimensions;
}, getWidth:function(){return this.getDimensions().width;
}, getHeight:function(){return this.getDimensions().height;
}, getScrollOffsets:function(){return Element._returnOffset(
window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
}
};
/* 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;
if (Prototype.Browser.WebKit &&
(e.include("-of-type") || e.include(":empty")))
return false;
if ((/(\[[\w-]*?:|:checked)/).test(e))
return false;
return true;
}, shouldUseSelectorsAPI:function(){if (!Prototype.BrowserFeatures.SelectorsAPI) return false;
if (!Selector._div) Selector._div = new Element('div');
try{Selector._div.querySelector(this.expression);
} catch(e){return false;
}
return true;
}, compileMatcher:function(){var e = this.expression, ps = Selector.patterns, h = Selector.handlers, c = Selector.criteria, le, p, m;
if (Selector._cache[e]){this.matcher = Selector._cache[e];
return;
}
this.matcher = ["this.matcher = function(root){", "var r = root, h = Selector.handlers, c = false, n;"];
while (e && le != e && (/\S/).test(e)){le = e;
for (var i in ps){p = ps[i];
if (m = e.match(p)){this.matcher.push(Object.isFunction(c[i]) ? c[i](m):new Template(c[i]).evaluate(m));
e = e.replace(m[0], '');
break;
}
}
}
this.matcher.push("return h.unique(n);\n}");
eval(this.matcher.join('\n'));
Selector._cache[this.expression] = this.matcher;
}, compileXPathMatcher:function(){var e = this.expression, ps = Selector.patterns, x = Selector.xpath, le, m;
if (Selector._cache[e]){this.xpath = Selector._cache[e]; return;
}
this.matcher = ['.//*'];
while (e && le != e && (/\S/).test(e)){le = e;
for (var i in ps){if (m = e.match(ps[i])){this.matcher.push(Object.isFunction(x[i]) ? x[i](m):new Template(x[i]).evaluate(m));
e = e.replace(m[0], '');
break;
}
}
}
this.xpath = this.matcher.join('');
Selector._cache[this.expression] = this.xpath;
}, findElements:function(root){root = root || document;
var e = this.expression, results;
switch (this.mode){case 'selectorsAPI':if (root !== document){var oldId = root.id, id = $(root).identify();
e = "#" + id + " " + e;
}
results = $A(root.querySelectorAll(e)).map(Element.extend);
root.id = oldId;
return results;
case 'xpath':return document._getElementsByXPath(this.xpath, root);
default:return this.matcher(root);
}
}, match:function(element){this.tokens = [];
var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
var le, p, m;
while (e && le !== e && (/\S/).test(e)){le = e;
for (var i in ps){p = ps[i];
if (m = e.match(p)){if (as[i]){this.tokens.push([i, Object.clone(m)]);
e = e.replace(m[0], '');
} else{return this.findElements(document).include(element);
}
}
}
}
var match = true, name, matches;
for (var i = 0, token; token = this.tokens[i]; i++){name = token[0], matches = token[1];
if (!Selector.assertions[name](element, matches)){match = false; break;
}
}
return match;
}, toString:function(){return this.expression;
}, inspect:function(){return "#<Selector:" + this.expression.inspect() + ">";
}
});
Object.extend(Selector,{_cache:{}, xpath:{descendant:"//*", child:"/*", adjacent:"/following-sibling::*[1]", laterSibling:'/following-sibling::*', tagName:function(m){if (m[1] == '*') return '';
return "[local-name()='" + m[1].toLowerCase() +
"' or local-name()='" + m[1].toUpperCase() + "']";
}, className:"[contains(concat(' ', @class, ' '), ' #{1} ')]", id:"[@id='#{1}']", attrPresence:function(m){m[1] = m[1].toLowerCase();
return new Template("[@#{1}]").evaluate(m);
}, attr:function(m){m[1] = m[1].toLowerCase();
m[3] = m[5] || m[6];
return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
}, pseudo:function(m){var h = Selector.xpath.pseudos[m[1]];
if (!h) return '';
if (Object.isFunction(h)) return h(m);
return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
}, operators:{'=':"[@#{1}='#{3}']", '!=':"[@#{1}!='#{3}']", '^=':"[starts-with(@#{1}, '#{3}')]", '$=':"[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", '*=':"[contains(@#{1}, '#{3}')]", '~=':"[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", '|=':"[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
}, pseudos:{'first-child':'[not(preceding-sibling::*)]', 'last-child':'[not(following-sibling::*)]', 'only-child':'[not(preceding-sibling::* or following-sibling::*)]', 'empty':"[count(*) = 0 and (count(text()) = 0)]", 'checked':"[@checked]", 'disabled':"[(@disabled) and (@type!='hidden')]", 'enabled':"[not(@disabled) and (@type!='hidden')]", 'not':function(m){var e = m[6], p = Selector.patterns, x = Selector.xpath, le, v;
var exclusion = [];
while (e && le != e && (/\S/).test(e)){le = e;
for (var i in p){if (m = e.match(p[i])){v = Object.isFunction(x[i]) ? x[i](m):new Template(x[i]).evaluate(m);
exclusion.push("(" + v.substring(1, v.length - 1) + ")");
e = e.replace(m[0], '');
break;
}
}
}
return "[not(" + exclusion.join(" and ") + ")]";
}, 'nth-child':function(m){return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
}, 'nth-last-child':function(m){return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
}, 'nth-of-type':function(m){return Selector.xpath.pseudos.nth("position() ", m);
}, 'nth-last-of-type':function(m){return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
}, 'first-of-type':function(m){m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
}, 'last-of-type':function(m){m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
}, 'only-of-type':function(m){var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
}, nth:function(fragment, m){var mm, formula = m[6], predicate;
if (formula == 'even') formula = '2n+0';
if (formula == 'odd')  formula = '2n+1';
if (mm = formula.match(/^(\d+)$/))
return '[' + fragment + "= " + mm[1] + ']';
if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)){if (mm[1] == "-") mm[1] = -1;
var a = mm[1] ? Number(mm[1]):1;
var b = mm[2] ? Number(mm[2]):0;
predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
"((#{fragment} - #{b}) div #{a} >= 0)]";
return new Template(predicate).evaluate({fragment:fragment, a:a, b:b });
}
}
}
}, criteria:{tagName:'n = h.tagName(n, r, "#{1}", c);      c = false;', className:'n = h.className(n, r, "#{1}", c);    c = false;', id:'n = h.id(n, r, "#{1}", c);           c = false;', attrPresence:'n = h.attrPresence(n, r, "#{1}", c); c = false;', attr:function(m){m[3] = (m[5] || m[6]);
return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
}, pseudo:function(m){if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
}, descendant:'c = "descendant";', child:'c = "child";', adjacent:'c = "adjacent";', laterSibling:'c = "laterSibling";'
}, patterns:{laterSibling:/^\s*~\s*/, child:/^\s*>\s*/, adjacent:/^\s*\+\s*/, descendant:/^\s/,
tagName:/^\s*(\*|[\w\-]+)(\b|$)?/, id:/^#([\w\-\*]+)(\b|$)/, className:/^\.([\w\-\*]+)(\b|$)/, pseudo:/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/, attrPresence:/^\[((?:[\w]+:)?[\w]+)\]/, attr:/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
},
assertions:{tagName:function(element, matches){return matches[1].toUpperCase() == element.tagName.toUpperCase();
}, className:function(element, matches){return Element.hasClassName(element, matches[1]);
}, id:function(element, matches){return element.id === matches[1];
}, attrPresence:function(element, matches){return Element.hasAttribute(element, matches[1]);
}, attr:function(element, matches){var nodeValue = Element.readAttribute(element, matches[1]);
return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
}
}, handlers:{concat:function(a, b){for (var i = 0, node; node = b[i]; i++)
a.push(node);
return a;
},
mark:function(nodes){var _true = Prototype.emptyFunction;
for (var i = 0, node; node = nodes[i]; i++)
node._countedByPrototype = _true;
return nodes;
}, unmark:function(nodes){for (var i = 0, node; node = nodes[i]; i++)
node._countedByPrototype = undefined;
return nodes;
},
index:function(parentNode, reverse, ofType){parentNode._countedByPrototype = Prototype.emptyFunction;
if (reverse){for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--){var node = nodes[i];
if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
}
} else{for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
}
},
unique:function(nodes){if (nodes.length == 0) return nodes;
var results = [], n;
for (var i = 0, l = nodes.length; i < l; i++)
if (!(n = nodes[i])._countedByPrototype){n._countedByPrototype = Prototype.emptyFunction;
results.push(Element.extend(n));
}
return Selector.handlers.unmark(results);
},
descendant:function(nodes){var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++)
h.concat(results, node.getElementsByTagName('*'));
return results;
}, child:function(nodes){var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++){for (var j = 0, child; child = node.childNodes[j]; j++)
if (child.nodeType == 1 && child.tagName != '!') results.push(child);
}
return results;
}, adjacent:function(nodes){for (var i = 0, results = [], node; node = nodes[i]; i++){var next = this.nextElementSibling(node);
if (next) results.push(next);
}
return results;
}, laterSibling:function(nodes){var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++)
h.concat(results, Element.nextSiblings(node));
return results;
}, nextElementSibling:function(node){while (node = node.nextSibling)
if (node.nodeType == 1) return node;
return null;
}, previousElementSibling:function(node){while (node = node.previousSibling)
if (node.nodeType == 1) return node;
return null;
},
tagName:function(nodes, root, tagName, combinator){var uTagName = tagName.toUpperCase();
var results = [], h = Selector.handlers;
if (nodes){if (combinator){if (combinator == "descendant"){for (var i = 0, node; node = nodes[i]; i++)
h.concat(results, node.getElementsByTagName(tagName));
return results;
} else nodes = this[combinator](nodes);
if (tagName == "*") return nodes;
}
for (var i = 0, node; node = nodes[i]; i++)
if (node.tagName.toUpperCase() === uTagName) results.push(node);
return results;
} else return root.getElementsByTagName(tagName);
}, id:function(nodes, root, id, combinator){var targetNode = $(id), h = Selector.handlers;
if (!targetNode) return [];
if (!nodes && root == document) return [targetNode];
if (nodes){if (combinator){if (combinator == 'child'){for (var i = 0, node; node = nodes[i]; i++)
if (targetNode.parentNode == node) return [targetNode];
} else if (combinator == 'descendant'){for (var i = 0, node; node = nodes[i]; i++)
if (Element.descendantOf(targetNode, node)) return [targetNode];
} else if (combinator == 'adjacent'){for (var i = 0, node; node = nodes[i]; i++)
if (Selector.handlers.previousElementSibling(targetNode) == node)
return [targetNode];
} else nodes = h[combinator](nodes);
}
for (var i = 0, node; node = nodes[i]; i++)
if (node == targetNode) return [targetNode];
return [];
}
return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode]:[];
}, className:function(nodes, root, className, combinator){if (nodes && combinator) nodes = this[combinator](nodes);
return Selector.handlers.byClassName(nodes, root, className);
}, byClassName:function(nodes, root, className){if (!nodes) nodes = Selector.handlers.descendant([root]);
var needle = ' ' + className + ' ';
for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++){nodeClassName = node.className;
if (nodeClassName.length == 0) continue;
if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
results.push(node);
}
return results;
}, attrPresence:function(nodes, root, attr, combinator){if (!nodes) nodes = root.getElementsByTagName("*");
if (nodes && combinator) nodes = this[combinator](nodes);
var results = [];
for (var i = 0, node; node = nodes[i]; i++)
if (Element.hasAttribute(node, attr)) results.push(node);
return results;
}, attr:function(nodes, root, attr, value, operator, combinator){if (!nodes) nodes = root.getElementsByTagName("*");
if (nodes && combinator) nodes = this[combinator](nodes);
var handler = Selector.operators[operator], results = [];
for (var i = 0, node; node = nodes[i]; i++){var nodeValue = Element.readAttribute(node, attr);
if (nodeValue === null) continue;
if (handler(nodeValue, value)) results.push(node);
}
return results;
}, pseudo:function(nodes, name, value, root, combinator){if (nodes && combinator) nodes = this[combinator](nodes);
if (!nodes) nodes = root.getElementsByTagName("*");
return Selector.pseudos[name](nodes, value, root);
}
}, pseudos:{'first-child':function(nodes, value, root){for (var i = 0, results = [], node; node = nodes[i]; i++){if (Selector.handlers.previousElementSibling(node)) continue;
results.push(node);
}
return results;
}, 'last-child':function(nodes, value, root){for (var i = 0, results = [], node; node = nodes[i]; i++){if (Selector.handlers.nextElementSibling(node)) continue;
results.push(node);
}
return results;
}, 'only-child':function(nodes, value, root){var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
results.push(node);
return results;
}, 'nth-child':function(nodes, formula, root){return Selector.pseudos.nth(nodes, formula, root);
}, 'nth-last-child':function(nodes, formula, root){return Selector.pseudos.nth(nodes, formula, root, true);
}, 'nth-of-type':function(nodes, formula, root){return Selector.pseudos.nth(nodes, formula, root, false, true);
}, 'nth-last-of-type':function(nodes, formula, root){return Selector.pseudos.nth(nodes, formula, root, true, true);
}, 'first-of-type':function(nodes, formula, root){return Selector.pseudos.nth(nodes, "1", root, false, true);
}, 'last-of-type':function(nodes, formula, root){return Selector.pseudos.nth(nodes, "1", root, true, true);
}, 'only-of-type':function(nodes, formula, root){var p = Selector.pseudos;
return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
},
getIndices:function(a, b, total){if (a == 0) return b > 0 ? [b]:[];
return $R(1, total).inject([], function(memo, i){if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
return memo;
});
},
nth:function(nodes, formula, root, reverse, ofType){if (nodes.length == 0) return [];
if (formula == 'even') formula = '2n+0';
if (formula == 'odd')  formula = '2n+1';
var h = Selector.handlers, results = [], indexed = [], m;
h.mark(nodes);
for (var i = 0, node; node = nodes[i]; i++){if (!node.parentNode._countedByPrototype){h.index(node.parentNode, reverse, ofType);
indexed.push(node.parentNode);
}
}
if (formula.match(/^\d+$/)){formula = Number(formula);
for (var i = 0, node; node = nodes[i]; i++)
if (node.nodeIndex == formula) results.push(node);
} else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)){if (m[1] == "-") m[1] = -1;
var a = m[1] ? Number(m[1]):1;
var b = m[2] ? Number(m[2]):0;
var indices = Selector.pseudos.getIndices(a, b, nodes.length);
for (var i = 0, node, l = indices.length; node = nodes[i]; i++){for (var j = 0; j < l; j++)
if (node.nodeIndex == indices[j]) results.push(node);
}
}
h.unmark(nodes);
h.unmark(indexed);
return results;
}, 'empty':function(nodes, value, root){for (var i = 0, results = [], node; node = nodes[i]; i++){if (node.tagName == '!' || node.firstChild) continue;
results.push(node);
}
return results;
}, 'not':function(nodes, selector, root){var h = Selector.handlers, selectorType, m;
var exclusions = new Selector(selector).findElements(root);
h.mark(exclusions);
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (!node._countedByPrototype) results.push(node);
h.unmark(exclusions);
return results;
}, 'enabled':function(nodes, value, root){for (var i = 0, results = [], node; node = nodes[i]; i++)
if (!node.disabled && (!node.type || node.type !== 'hidden'))
results.push(node);
return results;
}, 'disabled':function(nodes, value, root){for (var i = 0, results = [], node; node = nodes[i]; i++)
if (node.disabled) results.push(node);
return results;
}, 'checked':function(nodes, value, root){for (var i = 0, results = [], node; node = nodes[i]; i++)
if (node.checked) results.push(node);
return results;
}
}, operators:{'=':function(nv, v){return nv == v; }, '!=':function(nv, v){return nv != v; }, '^=':function(nv, v){return nv == v || nv && nv.startsWith(v); }, '$=':function(nv, v){return nv == v || nv && nv.endsWith(v); }, '*=':function(nv, v){return nv == v || nv && nv.include(v); }, '$=':function(nv, v){return nv.endsWith(v); }, '*=':function(nv, v){return nv.include(v); }, '~=':function(nv, v){return (' ' + nv + ' ').include(' ' + v + ' '); }, '|=':function(nv, v){return ('-' + (nv || "").toUpperCase() +
'-').include('-' + (v || "").toUpperCase() + '-'); }
}, split:function(expression){var expressions = [];
expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m){expressions.push(m[1].strip());
});
return expressions;
}, matchElements:function(elements, expression){var matches = $$(expression), h = Selector.handlers;
h.mark(matches);
for (var i = 0, results = [], element; element = elements[i]; i++)
if (element._countedByPrototype) results.push(element);
h.unmark(matches);
return results;
}, findElement:function(elements, expression, index){if (Object.isNumber(expression)){index = expression; expression = false;
}
return Selector.matchElements(elements, expression || '*')[index || 0];
}, findChildElements:function(element, expressions){expressions = Selector.split(expressions.join(','));
var results = [], h = Selector.handlers;
for (var i = 0, l = expressions.length, selector; i < l; i++){selector = new Selector(expressions[i].strip());
h.concat(results, selector.findElements(element));
}
return (l > 1) ? h.unique(results):results;
}
});
if (Prototype.Browser.IE){Object.extend(Selector.handlers,{concat:function(a, b){for (var i = 0, node; node = b[i]; i++)
if (node.tagName !== "!") a.push(node);
return a;
},
unmark:function(nodes){for (var i = 0, node; node = nodes[i]; i++)
node.removeAttribute('_countedByPrototype');
return nodes;
}
});
}
function $$(){return Selector.findChildElements(document, $A(arguments));
}
var Form ={reset:function(form){$(form).reset();
return form;
}, serializeElements:function(elements, options){if (typeof options != 'object') options ={hash:!!options };
else if (Object.isUndefined(options.hash)) options.hash = true;
var key, value, submitted = false, submit = options.submit;
var data = elements.inject({}, function(result, element){if (!element.disabled && element.name){key = element.name; value = $(element).getValue();
if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
submit !== false && (!submit || key == submit) && (submitted = true)))){if (key in result){if (!Object.isArray(result[key])) result[key] = [result[key]];
result[key].push(value);
}
else result[key] = value;
}
}
return result;
});
return options.hash ? data:Object.toQueryString(data);
}
};
Form.Methods ={serialize:function(form, options){return Form.serializeElements(Form.getElements(form), options);
}, getElements:function(form){return $A($(form).getElementsByTagName('*')).inject([], function(elements, child){if (Form.Element.Serializers[child.tagName.toLowerCase()])
elements.push(Element.extend(child));
return elements;
}
);
}, getInputs:function(form, typeName, name){form = $(form);
var inputs = form.getElementsByTagName('input');
if (!typeName && !name) return $A(inputs).map(Element.extend);
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++){var input = inputs[i];
if ((typeName && input.type != typeName) || (name && input.name != name))
continue;
matchingInputs.push(Element.extend(input));
}
return matchingInputs;
}, disable:function(form){form = $(form);
Form.getElements(form).invoke('disable');
return form;
}, enable:function(form){form = $(form);
Form.getElements(form).invoke('enable');
return form;
}, findFirstElement:function(form){var elements = $(form).getElements().findAll(function(element){return 'hidden' != element.type && !element.disabled;
});
var firstByIndex = elements.findAll(function(element){return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
}).sortBy(function(element){return element.tabIndex }).first();
return firstByIndex ? firstByIndex:elements.find(function(element){return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
});
}, focusFirstElement:function(form){form = $(form);
form.findFirstElement().activate();
return form;
}, request:function(form, options){form = $(form), options = Object.clone(options ||{});
var params = options.parameters, action = form.readAttribute('action') || '';
if (action.blank()) action = window.location.href;
options.parameters = form.serialize(true);
if (params){if (Object.isString(params)) params = params.toQueryParams();
Object.extend(options.parameters, params);
}
if (form.hasAttribute('method') && !options.method)
options.method = form.method;
return new Ajax.Request(action, options);
}
};
/*--------------------------------------------------------------------------*/
Form.Element ={focus:function(element){$(element).focus();
return element;
}, select:function(element){$(element).select();
return element;
}
};
Form.Element.Methods ={serialize:function(element){element = $(element);
if (!element.disabled && element.name){var value = element.getValue();
if (value != undefined){var pair ={};
pair[element.name] = value;
return Object.toQueryString(pair);
}
}
return '';
}, getValue:function(element){element = $(element);
var method = element.tagName.toLowerCase();
return Form.Element.Serializers[method](element);
}, setValue:function(element, value){element = $(element);
var method = element.tagName.toLowerCase();
Form.Element.Serializers[method](element, value);
return element;
}, clear:function(element){$(element).value = '';
return element;
}, present:function(element){return $(element).value != '';
}, activate:function(element){element = $(element);
try{element.focus();
if (element.select && (element.tagName.toLowerCase() != 'input' ||
!['button', 'reset', 'submit'].include(element.type)))
element.select();
} catch (e){}
return element;
}, disable:function(element){element = $(element);
element.disabled = true;
return element;
}, enable:function(element){element = $(element);
element.disabled = false;
return element;
}
};
/*--------------------------------------------------------------------------*/
var Field = Form.Element;
var $F = Form.Element.Methods.getValue;
/*--------------------------------------------------------------------------*/
Form.Element.Serializers ={input:function(element, value){switch (element.type.toLowerCase()){case 'checkbox':case 'radio':return Form.Element.Serializers.inputSelector(element, value);
default:return Form.Element.Serializers.textarea(element, value);
}
}, inputSelector:function(element, value){if (Object.isUndefined(value)) return element.checked ? element.value:null;
else element.checked = !!value;
}, textarea:function(element, value){if (Object.isUndefined(value)) return element.value;
else element.value = value;
}, select:function(element, value){if (Object.isUndefined(value))
return this[element.type == 'select-one' ?
'selectOne':'selectMany'](element);
else{var opt, currentValue, single = !Object.isArray(value);
for (var i = 0, length = element.length; i < length; i++){opt = element.options[i];
currentValue = this.optionValue(opt);
if (single){if (currentValue == value){opt.selected = true;
return;
}
}
else opt.selected = value.include(currentValue);
}
}
}, selectOne:function(element){var index = element.selectedIndex;
return index >= 0 ? this.optionValue(element.options[index]):null;
}, selectMany:function(element){var values, length = element.length;
if (!length) return null;
for (var i = 0, values = []; i < length; i++){var opt = element.options[i];
if (opt.selected) values.push(this.optionValue(opt));
}
return values;
}, optionValue:function(opt){return Element.extend(opt).hasAttribute('value') ? opt.value:opt.text;
}
};
/*--------------------------------------------------------------------------*/
Abstract.TimedObserver = Class.create(PeriodicalExecuter,{initialize:function($super, element, frequency, callback){$super(callback, frequency);
this.element   = $(element);
this.lastValue = this.getValue();
}, execute:function(){var value = this.getValue();
if (Object.isString(this.lastValue) && Object.isString(value) ?
this.lastValue != value:String(this.lastValue) != String(value)){this.callback(this.element, value);
this.lastValue = value;
}
}
});
Form.Element.Observer = Class.create(Abstract.TimedObserver,{getValue:function(){return Form.Element.getValue(this.element);
}
});
Form.Observer = Class.create(Abstract.TimedObserver,{getValue:function(){return Form.serialize(this.element);
}
});
/*--------------------------------------------------------------------------*/
Abstract.EventObserver = Class.create({initialize:function(element, callback){this.element  = $(element);
this.callback = callback;
this.lastValue = this.getValue();
if (this.element.tagName.toLowerCase() == 'form')
this.registerFormCallbacks();
else
this.registerCallback(this.element);
}, onElementEvent:function(){var value = this.getValue();
if (this.lastValue != value){this.callback(this.element, value);
this.lastValue = value;
}
}, registerFormCallbacks:function(){Form.getElements(this.element).each(this.registerCallback, this);
}, registerCallback:function(element){if (element.type){switch (element.type.toLowerCase()){case 'checkbox':case 'radio':Event.observe(element, 'click', this.onElementEvent.bind(this));
break;
default:Event.observe(element, 'change', this.onElementEvent.bind(this));
break;
}
}
}
});
Form.Element.EventObserver = Class.create(Abstract.EventObserver,{getValue:function(){return Form.Element.getValue(this.element);
}
});
Form.EventObserver = Class.create(Abstract.EventObserver,{getValue:function(){return Form.serialize(this.element);
}
});
if (!window.Event) var Event ={};
Object.extend(Event,{KEY_BACKSPACE:8, KEY_TAB:9, KEY_RETURN:13, KEY_ESC:27, KEY_LEFT:37, KEY_UP:38, KEY_RIGHT:39, KEY_DOWN:40, KEY_DELETE:46, KEY_HOME:36, KEY_END:35, KEY_PAGEUP:33, KEY_PAGEDOWN:34, KEY_INSERT:45, cache:{}, relatedTarget:function(event){var element;
switch(event.type){case 'mouseover':element = event.fromElement; break;
case 'mouseout':element = event.toElement;   break;
default:return null;
}
return Element.extend(element);
}
});
Event.Methods = (function(){var isButton;
if (Prototype.Browser.IE){var buttonMap ={0:1, 1:4, 2:2 };
isButton = function(event, code){return event.button == buttonMap[code];
};
} else if (Prototype.Browser.WebKit){isButton = function(event, code){switch (code){case 0:return event.which == 1 && !event.metaKey;
case 1:return event.which == 1 && event.metaKey;
default:return false;
}
};
} else{isButton = function(event, code){return event.which ? (event.which === code + 1):(event.button === code);
};
}
return{isLeftClick:function(event){return isButton(event, 0) }, isMiddleClick:function(event){return isButton(event, 1) }, isRightClick:function(event){return isButton(event, 2) }, element:function(event){event = Event.extend(event);
var node          = event.target, type          = event.type, currentTarget = event.currentTarget;
if (currentTarget && currentTarget.tagName){if (type === 'load' || type === 'error' ||
(type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
&& currentTarget.type === 'radio'))
node = currentTarget;
}
if (node.nodeType == Node.TEXT_NODE) node = node.parentNode;
return Element.extend(node);
}, findElement:function(event, expression){var element = Event.element(event);
if (!expression) return element;
var elements = [element].concat(element.ancestors());
return Selector.findElement(elements, expression, 0);
}, pointer:function(event){var docElement = document.documentElement, body = document.body ||{scrollLeft:0, scrollTop:0 };
return{x:event.pageX || (event.clientX +
(docElement.scrollLeft || body.scrollLeft) -
(docElement.clientLeft || 0)), y:event.pageY || (event.clientY +
(docElement.scrollTop || body.scrollTop) -
(docElement.clientTop || 0))
};
}, pointerX:function(event){return Event.pointer(event).x }, pointerY:function(event){return Event.pointer(event).y }, stop:function(event){Event.extend(event);
event.preventDefault();
event.stopPropagation();
event.stopped = true;
}
};
})();
Event.extend = (function(){var methods = Object.keys(Event.Methods).inject({}, function(m, name){m[name] = Event.Methods[name].methodize();
return m;
});
if (Prototype.Browser.IE){Object.extend(methods,{stopPropagation:function(){this.cancelBubble = true }, preventDefault:function(){this.returnValue = false }, inspect:function(){return "[object Event]" }
});
return function(event){if (!event) return false;
if (event._extendedByPrototype) return event;
event._extendedByPrototype = Prototype.emptyFunction;
var pointer = Event.pointer(event);
Object.extend(event,{target:event.srcElement, relatedTarget:Event.relatedTarget(event), pageX:pointer.x, pageY:pointer.y
});
return Object.extend(event, methods);
};
} else{Event.prototype = Event.prototype || document.createEvent("HTMLEvents")['__proto__'];
Object.extend(Event.prototype, methods);
return Prototype.K;
}
})();
Object.extend(Event, (function(){var cache = Event.cache;
function getEventID(element){if (element._prototypeEventID) return element._prototypeEventID[0];
arguments.callee.id = arguments.callee.id || 1;
return element._prototypeEventID = [++arguments.callee.id];
}
function getDOMEventName(eventName){if (eventName && eventName.include(':')) return "dataavailable";
return eventName;
}
function getCacheForID(id){return cache[id] = cache[id] ||{};
}
function getWrappersForEventName(id, eventName){var c = getCacheForID(id);
return c[eventName] = c[eventName] || [];
}
function createWrapper(element, eventName, handler){var id = getEventID(element);
var c = getWrappersForEventName(id, eventName);
if (c.pluck("handler").include(handler)) return false;
var wrapper = function(event){if (!Event || !Event.extend ||
(event.eventName && event.eventName != eventName))
return false;
Event.extend(event);
handler.call(element, event);
};
wrapper.handler = handler;
c.push(wrapper);
return wrapper;
}
function findWrapper(id, eventName, handler){var c = getWrappersForEventName(id, eventName);
return c.find(function(wrapper){return wrapper.handler == handler });
}
function destroyWrapper(id, eventName, handler){var c = getCacheForID(id);
if (!c[eventName]) return false;
c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
}
function destroyCache(){for (var id in cache)
for (var eventName in cache[id])
cache[id][eventName] = null;
}
if (window.attachEvent){window.attachEvent("onunload", destroyCache);
}
if (Prototype.Browser.WebKit){window.addEventListener('unload', Prototype.emptyFunction, false);
}
return{observe:function(element, eventName, handler){element = $(element);
var name = getDOMEventName(eventName);
var wrapper = createWrapper(element, eventName, handler);
if (!wrapper) return element;
if (element.addEventListener){element.addEventListener(name, wrapper, false);
} else{element.attachEvent("on" + name, wrapper);
}
return element;
}, stopObserving:function(element, eventName, handler){element = $(element);
var id = getEventID(element), name = getDOMEventName(eventName);
if (!handler && eventName){getWrappersForEventName(id, eventName).each(function(wrapper){element.stopObserving(eventName, wrapper.handler);
});
return element;
} else if (!eventName){Object.keys(getCacheForID(id)).each(function(eventName){element.stopObserving(eventName);
});
return element;
}
var wrapper = findWrapper(id, eventName, handler);
if (!wrapper) return element;
if (element.removeEventListener){element.removeEventListener(name, wrapper, false);
} else{element.detachEvent("on" + name, wrapper);
}
destroyWrapper(id, eventName, handler);
return element;
}, fire:function(element, eventName, memo){element = $(element);
if (element == document && document.createEvent && !element.dispatchEvent)
element = document.documentElement;
var event;
if (document.createEvent){event = document.createEvent("HTMLEvents");
event.initEvent("dataavailable", true, true);
} else{event = document.createEventObject();
event.eventType = "ondataavailable";
}
event.eventName = eventName;
event.memo = memo ||{};
if (document.createEvent){element.dispatchEvent(event);
} else{element.fireEvent(event.eventType, event);
}
return Event.extend(event);
}
};
})());
Object.extend(Event, Event.Methods);
Element.addMethods({fire:Event.fire, observe:Event.observe, stopObserving:Event.stopObserving
});
Object.extend(document,{fire:Element.Methods.fire.methodize(), observe:Element.Methods.observe.methodize(), stopObserving:Element.Methods.stopObserving.methodize(), loaded:false
});
(function(){/* 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');
var Position ={includeScrollOffsets:false,
prepare:function(){this.deltaX =  window.pageXOffset
|| document.documentElement.scrollLeft
|| document.body.scrollLeft
|| 0;
this.deltaY =  window.pageYOffset
|| document.documentElement.scrollTop
|| document.body.scrollTop
|| 0;
},
within:function(element, x, y){if (this.includeScrollOffsets)
return this.withinIncludingScrolloffsets(element, x, y);
this.xcomp = x;
this.ycomp = y;
this.offset = Element.cumulativeOffset(element);
return (y >= this.offset[1] &&
y <  this.offset[1] + element.offsetHeight &&
x >= this.offset[0] &&
x <  this.offset[0] + element.offsetWidth);
}, withinIncludingScrolloffsets:function(element, x, y){var offsetcache = Element.cumulativeScrollOffset(element);
this.xcomp = x + offsetcache[0] - this.deltaX;
this.ycomp = y + offsetcache[1] - this.deltaY;
this.offset = Element.cumulativeOffset(element);
return (this.ycomp >= this.offset[1] &&
this.ycomp <  this.offset[1] + element.offsetHeight &&
this.xcomp >= this.offset[0] &&
this.xcomp <  this.offset[0] + element.offsetWidth);
},
overlap:function(mode, element){if (!mode) return 0;
if (mode == 'vertical')
return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
element.offsetHeight;
if (mode == 'horizontal')
return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
element.offsetWidth;
},
cumulativeOffset:Element.Methods.cumulativeOffset, positionedOffset:Element.Methods.positionedOffset, absolutize:function(element){Position.prepare();
return Element.absolutize(element);
}, relativize:function(element){Position.prepare();
return Element.relativize(element);
}, realOffset:Element.Methods.cumulativeScrollOffset, offsetParent:Element.Methods.getOffsetParent, page:Element.Methods.viewportOffset, clone:function(source, target, options){options = options ||{};
return Element.clonePosition(target, source, options);
}
};
/*--------------------------------------------------------------------------*/
if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){function iter(name){return name.blank() ? null:"[contains(concat(' ', @class, ' '), ' " + name + " ')]";
}
instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
function(element, className){className = className.toString().strip();
var cond = /\s/.test(className) ? $w(className).map(iter).join(''):iter(className);
return cond ? document._getElementsByXPath('.//*' + cond, element):[];
}:function(element, className){className = className.toString().strip();
var elements = [], classNames = (/\s/.test(className) ? $w(className):null);
if (!classNames && !className) return elements;
var nodes = $(element).getElementsByTagName('*');
className = ' ' + className + ' ';
for (var i = 0, child, cn; child = nodes[i]; i++){if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
(classNames && classNames.all(function(name){return !name.toString().blank() && cn.include(' ' + name + ' ');
}))))
elements.push(Element.extend(child));
}
return elements;
};
return function(className, parentElement){return $(parentElement || document.body).getElementsByClassName(className);
};
}(Element.Methods);
/*--------------------------------------------------------------------------*/
Element.ClassNames = Class.create();
Element.ClassNames.prototype ={initialize:function(element){this.element = $(element);
}, _each:function(iterator){this.element.className.split(/\s+/).select(function(name){return name.length > 0;
})._each(iterator);
}, set:function(className){this.element.className = className;
}, add:function(classNameToAdd){if (this.include(classNameToAdd)) return;
this.set($A(this).concat(classNameToAdd).join(' '));
}, remove:function(classNameToRemove){if (!this.include(classNameToRemove)) return;
this.set($A(this).without(classNameToRemove).join(' '));
}, toString:function(){return $A(this).join(' ');
}
};
Object.extend(Element.ClassNames.prototype, Enumerable);
/*--------------------------------------------------------------------------*/
Element.addMethods();
if(typeof(js_loaded)=='function'){js_loaded('prototype/js/lib.js');}
if(typeof(js_loaded)=='function'){js_loaded('hotu/js/lib.js');}
function server_port(u){u = u.replace(/^http.*?:(\d+)\/.*$/,"$1");
if(!u.match(/^\d+$/)){u = 80; }
return u;
}
function popUp(URL,HEIGHT,WIDTH){day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,height=' + HEIGHT + ',width=' + WIDTH + ',left = 344.5, top = 206.5');");
}
function e(s){return document.getElementById(s);
}
function de(s){$(s).disabled=true;
}
function ee(s){$(s).disabled=false;
}
function ve(s){$(s).style.display='';
return true;
}
function ive(s){$(s).style.display='none';
return true;
}
function ivek(s){kids = $(s).childNodes;
for(i=0;i<kids.length;i++){kids[i].style.display='none';
}
}
function vek(s){kids = $(s).childNodes;
for(i=0;i<kids.length;i++){kids[i].style.display='';
}
}
onload_functions = new Array;
function onload_push(s){if(onload_functions == undefined){onload_functions = new Array;
}
onload_functions.push(s);
return true;
}
function onload_handler(){if(onload_functions == undefined){return; }
for(i=0;i<=onload_functions.length;i++){if(onload_functions[i] != undefined){onload_functions[i]();
}
}
return true;
}
window.onload=function(){onload_handler(); }
function tev(o){o=$(o);
if(!is_ve(o)){ve(o); } else{ive(o); }
}
function is_ve(o){if(o.style.display!='none'){return true; }
return false;
}
function is_ive(o){return !is_ve(o);
}
function now_url(){var url = document.location.toString();
return url.replace(/#.*$/,'');
}
function now_suffix(){var url = document.location.toString();
return url.replace(/^.*?#/,'');
}
function random_id(l){if(l<1){l=32; }
var c = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
var p = '';
for(var i=0;i<l;i++){var j = Math.floor(Math.random()*c.length);p+=c.charAt(j);}
return p;
}
function deselect (){if (document.selection)
document.selection.empty();
else if (window.getSelection)
window.getSelection().removeAllRanges();
}
function x_browser_window_size(){var w = 0, h = 0;
if( typeof( window.innerWidth ) == 'number' ){w = window.innerWidth;
h = window.innerHeight;
} else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ){w = document.documentElement.clientWidth;
h = document.documentElement.clientHeight;
} else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ){w = document.body.clientWidth;
h = document.body.clientHeight;
}
return [w,h];
}
function x_browser_window_height(){t = x_browser_window_size();
return t[1];
}
function x_browser_window_width(){t = x_browser_window_size();
return t[0];
}
var current_language = function(){return base().substr(1,2);
}
var base = function(){var url = document.location + '';
var matches = url.match(/http:\/\/.*?(\/..+?\/?)/);
if(matches[1].substr(matches[1].length-1,1) != '/'){matches[1]+='/';
}
return matches[1];
}
var set_cookie = function(n,value,days){var exdate=new Date();
exdate.setDate(exdate.getDate()+days);
document.cookie=n+ "=" +escape(value)+
((days==null) ? "":";expires="+exdate.toGMTString());
}
var get_cookie = function(n){if (document.cookie.length>0){start=document.cookie.indexOf(n + "=");
if (start!=-1){start=start + n.length+1; 
end=document.cookie.indexOf(";",start);
if (end==-1) end=document.cookie.length;
return unescape(document.cookie.substring(start,end));
} 
}
return "";
}
function delete_cookie(n){document.cookie = n+'=;path=/;expires=Thu, 01-Jan-1970 00:00:01 GMT';
}
function email_is_valid(str){var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
return reg.test(str);
}
function get_hashurl_arg(n){var x = get_hashurl_args();
return x.get(n);
}
function get_hashurl_args(){var bits = document.location.toString().split('#');
var tr = new Hash;
if(bits.length>1){var nvps = bits[1].split(',');
for(i=0;i<nvps.length;i++){var nvp=nvps[i].split('=');
var n=nvp[0];
var v=nvp[1];
tr.set(n,v);
}
}
return tr;
}
if(typeof(js_loaded)=='function'){js_loaded('javascript/js/lib.js');}
/* http://www.alistapart.com/articles/crossbrowserscripting */
/* is this stuff defined? */
if (!document.ELEMENT_NODE){document.ELEMENT_NODE = 1;
document.ATTRIBUTE_NODE = 2;
document.TEXT_NODE = 3;
document.CDATA_SECTION_NODE = 4;
document.ENTITY_REFERENCE_NODE = 5;
document.ENTITY_NODE = 6;
document.PROCESSING_INSTRUCTION_NODE = 7;
document.COMMENT_NODE = 8;
document.DOCUMENT_NODE = 9;
document.DOCUMENT_TYPE_NODE = 10;
document.DOCUMENT_FRAGMENT_NODE = 11;
document.NOTATION_NODE = 12;
}
document._importNode = function(node, allChildren){/* find the node type to import */
switch (node.nodeType){case document.ELEMENT_NODE:/* create a new element */
var newNode = document.createElement(node.nodeName);
/* does the node have any attributes to add? */
if (node.attributes && node.attributes.length > 0)
/* add all of the attributes */
for (var i = 0, il = node.attributes.length; i < il;)
newNode.setAttribute(node.attributes[i].nodeName, node.getAttribute(node.attributes[i++].nodeName));
/* are we going after children too, and does the node have any? */
if (allChildren && node.childNodes && node.childNodes.length > 0)
/* recursively get all of the child nodes */
for (var i = 0, il = node.childNodes.length; i < il;)
newNode.appendChild(document._importNode(node.childNodes[i++], allChildren));
return newNode;
break;
case document.TEXT_NODE:case document.CDATA_SECTION_NODE:case document.COMMENT_NODE:return document.createTextNode(node.nodeValue);
break;
}
};
if(typeof(js_loaded)=='function'){js_loaded('javascript/js/xbImportNode.js');}
base = function(){var u = ''+document.location;
var re = /^\w+:\/\/[^\/]+(\/\w\w\/)/;
var m;
m = re.exec(u);
if(typeof(m[1]) != 'undefined' && m[1] != 'null'){return m[1];
}
return '';
}
if(typeof(js_loaded)=='function'){js_loaded('languages/js/lib.js');}
function select_user(uel){w = window.open(ajax_url('cms_user_select/'+uel), null, 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=500,height=300,left=112,top=34');
}
function logout(onCompleteCallback){new Ajax.Request('/m_ajax/logout',{onComplete:onCompleteCallback});
}
if(typeof(need_js)=='function'){need_js('js/modal-message.js',function(){fgmo=new DHTML_modalMessage();
fgmo.setShadowOffset(5);
});
}
function forgot_password(){width=x_browser_window_width-150;
if(width<200){width=200;}
fgmo.setHtmlContent('<form id="fgform"><center><h2>forgot password</h2></center><div style="text-align:center;padding:20px;width:' + width + ';">If you have forgotten your password, please enter your email address to receive a new one.<br><br><input id="fgemail" type="text" name="fgemail" value="" style="width:200px"><br><input type="button" onclick="if(!email_is_valid($(\'fgemail\').value)){alert(\'email appears to be invalid!\');new Effect.Pulsate(\'fgemail\');$(\'fgemail\').focus();}else{new Ajax.Request(base()+\'m_ajax/forgot_pass\',{parameters:{cd:$(\'fgemail\').value},onComplete:function(t){if(t.status==200){alert(\''+forgot_pass_email_ok+'\');fgmo.close();}else{alert(\'failure\');fgmo.close();}}});}" value="'+button_ok+'"><input type="button" onclick="fgmo.close();" value="'+button_cancel+'"></div></form>');
fgmo.setShadowDivVisible(true);
fgmo.display();
}
if(typeof(js_loaded)=='function'){js_loaded('users/js/lib.js');}
if(typeof(js_loaded)=='function'){js_loaded('/m_js/lib.js');}