var Prototype ={Version: '1.4.0',ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',emptyFunction: function(){},K: function(x){return x}}
var Class ={create: function(){return function(){this.initialize.apply(this,arguments);}}}
var Abstract = new Object();Object.extend = function(destination,source){for (property in source){destination[property] = source[property];}
return destination;}
Object.inspect = function(object){try{if (object == undefined) return 'undefined';if (object == null) return 'null';return object.inspect ? object.inspect() : object.toString();}catch (e){if (e instanceof RangeError) return '...';throw e;}}
Function.prototype.bind = function(){var __method = this,args = $A(arguments),object = args.shift();return function(){return __method.apply(object,args.concat($A(arguments)));}}
Function.prototype.bindAsEventListener = function(object){var __method = this;return function(event){return __method.call(object,event || window.event);}}
Object.extend(Number.prototype,{toColorPart: function(){var digits = this.toString(16);if (this < 16) return '0' + digits;return digits;},succ: function(){return this + 1;},times: function(iterator){$R(0,this,true).each(iterator);return this;}});var Try ={these: function(){var returnValue;for (var i = 0;i < arguments.length;i++){var lambda = arguments[i];try{returnValue = lambda();break;}catch (e){}}
return returnValue;}}
var PeriodicalExecuter = Class.create();PeriodicalExecuter.prototype ={initialize: function(callback,frequency){this.callback = callback;this.frequency = frequency;this.currentlyExecuting = false;this.registerCallback();},registerCallback: function(){setInterval(this.onTimerEvent.bind(this),this.frequency * 1000);},onTimerEvent: function(){if (!this.currentlyExecuting){try{this.currentlyExecuting = true;this.callback();}finally{this.currentlyExecuting = false;}}}}
function $(){var elements = new Array();for (var i = 0;i < arguments.length;i++){var element = arguments[i];if (typeof element == 'string')
element = document.getElementById(element);if (arguments.length == 1)
return element;elements.push(element);}
return elements;}
Object.extend(String.prototype,{stripTags: function(){return this.replace(/<\/?[^>]+>/gi,'');},stripScripts: function(){return this.replace(new RegExp(Prototype.ScriptFragment,'img'),'');},extractScripts: function(){var matchAll = new RegExp(Prototype.ScriptFragment,'img');var matchOne = new RegExp(Prototype.ScriptFragment,'im');return (this.match(matchAll) || []).map(function(scriptTag){return (scriptTag.match(matchOne) || ['',''])[1];});},evalScripts: function(){return this.extractScripts().map(eval);},escapeHTML: function(){var div = document.createElement('div');var text = document.createTextNode(this);div.appendChild(text);return div.innerHTML;},unescapeHTML: function(){var div = document.createElement('div');div.innerHTML = this.stripTags();return div.childNodes[0] ? div.childNodes[0].nodeValue : '';},toQueryParams: function(){var pairs = this.match(/^\??(.*)$/)[1].split('&');return pairs.inject({},function(params,pairString){var pair = pairString.split('=');params[pair[0]] = pair[1];return params;});},toArray: function(){return this.split('');},camelize: function(){var oStringList = this.split('-');if (oStringList.length == 1) return oStringList[0];var camelizedString = this.indexOf('-') == 0 ? oStringList[0].charAt(0).toUpperCase() + oStringList[0].substring(1) : oStringList[0];for (var i = 1,len = oStringList.length;i < len;i++){var s = oStringList[i];camelizedString += s.charAt(0).toUpperCase() + s.substring(1);}
return camelizedString;},inspect: function(){return "'" + this.replace('\\','\\\\').replace("'",'\\\'') + "'";}});String.prototype.parseQuery = String.prototype.toQueryParams;var $break= new Object();var $continue = new Object();var Enumerable ={each: function(iterator){var index = 0;try{this._each(function(value){try{iterator(value,index++);}catch (e){if (e != $continue) throw e;}});}catch (e){if (e != $break) throw e;}},all: function(iterator){var result = true;this.each(function(value,index){result = result && !!(iterator || Prototype.K)(value,index);if (!result) throw $break;});return result;},any: function(iterator){var result = true;this.each(function(value,index){if (result = !!(iterator || Prototype.K)(value,index))
throw $break;});return result;},collect: function(iterator){var results = [];this.each(function(value,index){results.push(iterator(value,index));});return results;},detect: function (iterator){var result;this.each(function(value,index){if (iterator(value,index)){result = value;throw $break;}});return result;},findAll: function(iterator){var results = [];this.each(function(value,index){if (iterator(value,index))
results.push(value);});return results;},grep: function(pattern,iterator){var results = [];this.each(function(value,index){var stringValue = value.toString();if (stringValue.match(pattern))
results.push((iterator || Prototype.K)(value,index));})
return results;},include: function(object){var found = false;this.each(function(value){if (value == object){found = true;throw $break;}});return found;},inject: function(memo,iterator){this.each(function(value,index){memo = iterator(memo,value,index);});return memo;},invoke: function(method){var args = $A(arguments).slice(1);return this.collect(function(value){return value[method].apply(value,args);});},max: function(iterator){var result;this.each(function(value,index){value = (iterator || Prototype.K)(value,index);if (value >= (result || value))
result = value;});return result;},min: function(iterator){var result;this.each(function(value,index){value = (iterator || Prototype.K)(value,index);if (value <= (result || value))
result = value;});return result;},partition: function(iterator){var trues = [],falses = [];this.each(function(value,index){((iterator || Prototype.K)(value,index) ? trues : falses).push(value);});return [trues,falses];},pluck: function(property){var results = [];this.each(function(value,index){results.push(value[property]);});return results;},reject: function(iterator){var results = [];this.each(function(value,index){if (!iterator(value,index))
results.push(value);});return results;},sortBy: function(iterator){return this.collect(function(value,index){return{value: value,criteria: iterator(value,index)};}).sort(function(left,right){var a = left.criteria,b = right.criteria;return a < b ? -1 : a > b ? 1 : 0;}).pluck('value');},toArray: function(){return this.collect(Prototype.K);},zip: function(){var iterator = Prototype.K,args = $A(arguments);if (typeof args.last() == 'function')
iterator = args.pop();var collections = [this].concat(args).map($A);return this.map(function(value,index){iterator(value = collections.pluck(index));return value;});},inspect: function(){return '#<Enumerable:' + this.toArray().inspect() + '>';}}
Object.extend(Enumerable,{map: Enumerable.collect,find:Enumerable.detect,select:Enumerable.findAll,member:Enumerable.include,entries: Enumerable.toArray});var $A = Array.from = function(iterable){if (!iterable) return [];if (iterable.toArray){return iterable.toArray();}else{var results = [];for (var i = 0;i < iterable.length;i++)
results.push(iterable[i]);return results;}}
Object.extend(Array.prototype,Enumerable);Array.prototype._reverse = Array.prototype.reverse;Object.extend(Array.prototype,{_each: function(iterator){for (var i = 0;i < this.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 != undefined || value != null;});},flatten: function(){return this.inject([],function(array,value){return array.concat(value.constructor == Array ? value.flatten() : [value]);});},without: function(){var values = $A(arguments);return this.select(function(value){return !values.include(value);});},indexOf: function(object){for (var i = 0;i < this.length;i++)
if (this[i] == object) return i;return -1;},reverse: function(inline){return (inline !== false ? this : this.toArray())._reverse();},shift: function(){var result = this[0];for (var i = 0;i < this.length - 1;i++)
this[i] = this[i + 1];this.length--;return result;},inspect: function(){return '[' + this.map(Object.inspect).join(',') + ']';}});var Hash ={_each: function(iterator){for (key in this){var value = this[key];if (typeof value == 'function') continue;var pair = [key,value];pair.key = key;pair.value = value;iterator(pair);}},keys: function(){return this.pluck('key');},values: function(){return this.pluck('value');},merge: function(hash){return $H(hash).inject($H(this),function(mergedHash,pair){mergedHash[pair.key] = pair.value;return mergedHash;});},toQueryString: function(){return this.map(function(pair){return pair.map(encodeURIComponent).join('=');}).join('&');},inspect: function(){return '#<Hash:{' + this.map(function(pair){return pair.map(Object.inspect).join(': ');}).join(',') + '}>';}}
function $H(object){var hash = Object.extend({},object ||{});Object.extend(hash,Enumerable);Object.extend(hash,Hash);return hash;}
ObjectRange = Class.create();Object.extend(ObjectRange.prototype,Enumerable);Object.extend(ObjectRange.prototype,{initialize: function(start,end,exclusive){this.start = start;this.end = end;this.exclusive = exclusive;},_each: function(iterator){var value = this.start;do{iterator(value);value = value.succ();}while (this.include(value));},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 ActiveXObject('Msxml2.XMLHTTP')},function(){return new ActiveXObject('Microsoft.XMLHTTP')},function(){return new XMLHttpRequest()}) || false;},activeRequestCount: 0}
Ajax.Responders ={responders: [],_each: function(iterator){this.responders._each(iterator);},register: function(responderToAdd){if (!this.include(responderToAdd))
this.responders.push(responderToAdd);},unregister: function(responderToRemove){this.responders = this.responders.without(responderToRemove);},dispatch: function(callback,request,transport,json){this.each(function(responder){if (responder[callback] && typeof responder[callback] == 'function'){try{responder[callback].apply(responder,[request,transport,json]);}catch (e){}}});}};Object.extend(Ajax.Responders,Enumerable);Ajax.Responders.register({onCreate: function(){Ajax.activeRequestCount++;},onComplete: function(){Ajax.activeRequestCount--;}});Ajax.Base = function(){};Ajax.Base.prototype ={setOptions: function(options){this.options ={method: 'post',asynchronous: true,parameters: ''}
Object.extend(this.options,options ||{});},responseIsSuccess: function(){return this.transport.status == undefined || this.transport.status == 0 || (this.transport.status >= 200 && this.transport.status < 300);},responseIsFailure: function(){return !this.responseIsSuccess();}}
Ajax.Request = Class.create();Ajax.Request.Events=['Uninitialized','Loading','Loaded','Interactive','Complete'];Ajax.Request.prototype = Object.extend(new Ajax.Base(),{initialize: function(url,options){this.transport = Ajax.getTransport();this.setOptions(options);this.request(url);},request: function(url){var parameters = this.options.parameters || '';if (parameters.length > 0) parameters += '&_=';try{this.url = url;if (this.options.method == 'get' && parameters.length > 0)
this.url += (this.url.match(/\?/) ? '&' : '?') + parameters;Ajax.Responders.dispatch('onCreate',this,this.transport);this.transport.open(this.options.method,this.url,this.options.asynchronous);if (this.options.asynchronous){this.transport.onreadystatechange = this.onStateChange.bind(this);setTimeout((function(){this.respondToReadyState(1)}).bind(this),10);}
this.setRequestHeaders();var body = this.options.postBody ? this.options.postBody : parameters;this.transport.send(this.options.method == 'post' ? body : null);}catch (e){this.dispatchException(e);}},setRequestHeaders: function(){var requestHeaders = ['X-Requested-With','XMLHttpRequest','X-Prototype-Version',Prototype.Version];if (this.options.method == 'post'){requestHeaders.push('Content-type','application/x-www-form-urlencoded');if (this.transport.overrideMimeType)
requestHeaders.push('Connection','close');}
if (this.options.requestHeaders)
requestHeaders.push.apply(requestHeaders,this.options.requestHeaders);for (var i = 0;i < requestHeaders.length;i += 2)
this.transport.setRequestHeader(requestHeaders[i],requestHeaders[i+1]);},onStateChange: function(){var readyState = this.transport.readyState;if (readyState != 1)
this.respondToReadyState(this.transport.readyState);},header: function(name){try{return this.transport.getResponseHeader(name);}catch (e){}},evalJSON: function(){try{return eval(this.header('X-JSON'));}catch (e){}},evalResponse: function(){try{return eval(this.transport.responseText);}catch (e){this.dispatchException(e);}},respondToReadyState: function(readyState){var event = Ajax.Request.Events[readyState];var transport = this.transport,json = this.evalJSON();if (event == 'Complete'){try{(this.options['on' + this.transport.status] || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')] || Prototype.emptyFunction)(transport,json);}catch (e){this.dispatchException(e);}
if ((this.header('Content-type') || '').match(/^text\/javascript/i))
this.evalResponse();}
try{(this.options['on' + event] || Prototype.emptyFunction)(transport,json);Ajax.Responders.dispatch('on' + event,this,transport,json);}catch (e){this.dispatchException(e);}
if (event == 'Complete')
this.transport.onreadystatechange = Prototype.emptyFunction;},dispatchException: function(exception){(this.options.onException || Prototype.emptyFunction)(this,exception);Ajax.Responders.dispatch('onException',this,exception);}});Ajax.Updater = Class.create();Object.extend(Object.extend(Ajax.Updater.prototype,Ajax.Request.prototype),{initialize: function(container,url,options){this.containers ={success: container.success ? $(container.success) : $(container),failure: container.failure ? $(container.failure) : (container.success ? null : $(container))}
this.transport = Ajax.getTransport();this.setOptions(options);var onComplete = this.options.onComplete || Prototype.emptyFunction;this.options.onComplete = (function(transport,object){this.updateContent();onComplete(transport,object);}).bind(this);this.request(url);},updateContent: function(){var receiver = this.responseIsSuccess() ? this.containers.success : this.containers.failure;var response = this.transport.responseText;if (!this.options.evalScripts)
response = response.stripScripts();if (receiver){if (this.options.insertion){new this.options.insertion(receiver,response);}else{Element.update(receiver,response);}}
if (this.responseIsSuccess()){if (this.onComplete)
setTimeout(this.onComplete.bind(this),10);}}});Ajax.PeriodicalUpdater = Class.create();Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(),{initialize: function(container,url,options){this.setOptions(options);this.onComplete = this.options.onComplete;this.frequency = (this.options.frequency || 2);this.decay = (this.options.decay || 1);this.updater ={};this.container = container;this.url = url;this.start();},start: function(){this.options.onComplete = this.updateComplete.bind(this);this.onTimerEvent();},stop: function(){this.updater.onComplete = undefined;clearTimeout(this.timer);(this.onComplete || Prototype.emptyFunction).apply(this,arguments);},updateComplete: function(request){if (this.options.decay){this.decay = (request.responseText == this.lastText ? this.decay * this.options.decay : 1);this.lastText = request.responseText;}
this.timer = setTimeout(this.onTimerEvent.bind(this),this.decay * this.frequency * 1000);},onTimerEvent: function(){this.updater = new Ajax.Updater(this.container,this.url,this.options);}});document.getElementsByClassName = function(className,parentElement){var children = ($(parentElement) || document.body).getElementsByTagName('*');return $A(children).inject([],function(elements,child){if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
elements.push(child);return elements;});}
if (!window.Element){var Element = new Object();}
Object.extend(Element,{visible: function(element){return $(element).style.display != 'none';},toggle: function(){for (var i = 0;i < arguments.length;i++){var element = $(arguments[i]);Element[Element.visible(element) ? 'hide' : 'show'](element);}},hide: function(){for (var i = 0;i < arguments.length;i++){var element = $(arguments[i]);element.style.display = 'none';}},show: function(){for (var i = 0;i < arguments.length;i++){var element = $(arguments[i]);element.style.display = '';}},remove: function(element){element = $(element);element.parentNode.removeChild(element);},update: function(element,html){$(element).innerHTML = html.stripScripts();setTimeout(function(){html.evalScripts()},10);},getHeight: function(element){element = $(element);return element.offsetHeight;},classNames: function(element){return new Element.ClassNames(element);},hasClassName: function(element,className){if (!(element = $(element))) return;return Element.classNames(element).include(className);},addClassName: function(element,className){if (!(element = $(element))) return;return Element.classNames(element).add(className);},removeClassName: function(element,className){if (!(element = $(element))) return;return Element.classNames(element).remove(className);},cleanWhitespace: function(element){element = $(element);for (var i = 0;i < element.childNodes.length;i++){var node = element.childNodes[i];if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
Element.remove(node);}},empty: function(element){return $(element).innerHTML.match(/^\s*$/);},scrollTo: function(element){element = $(element);var x = element.x ? element.x : element.offsetLeft,y = element.y ? element.y : element.offsetTop;window.scrollTo(x,y);},getStyle: function(element,style){element = $(element);var value = element.style[style.camelize()];if (!value){if (document.defaultView && document.defaultView.getComputedStyle){var css = document.defaultView.getComputedStyle(element,null);value = css ? css.getPropertyValue(style) : null;}else if (element.currentStyle){value = element.currentStyle[style.camelize()];}}
if (window.opera && ['left','top','right','bottom'].include(style))
if (Element.getStyle(element,'position') == 'static') value = 'auto';return value == 'auto' ? null : value;},setStyle: function(element,style){element = $(element);for (name in style)
element.style[name.camelize()] = style[name];},getDimensions: function(element){element = $(element);if (Element.getStyle(element,'display') != 'none')
return{width: element.offsetWidth,height: element.offsetHeight};var els = element.style;var originalVisibility = els.visibility;var originalPosition = els.position;els.visibility = 'hidden';els.position = 'absolute';els.display = '';var originalWidth = element.clientWidth;var originalHeight = element.clientHeight;els.display = 'none';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 (window.opera){element.style.top = 0;element.style.left = 0;}}},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= '';}},makeClipping: function(element){element = $(element);if (element._overflow) return;element._overflow = element.style.overflow;if ((Element.getStyle(element,'overflow') || 'visible') != 'hidden')
element.style.overflow = 'hidden';},undoClipping: function(element){element = $(element);if (element._overflow) return;element.style.overflow = element._overflow;element._overflow = undefined;}});var Toggle = new Object();Toggle.display = Element.toggle;Abstract.Insertion = function(adjacency){this.adjacency = adjacency;}
Abstract.Insertion.prototype ={initialize: function(element,content){this.element = $(element);this.content = content.stripScripts();if (this.adjacency && this.element.insertAdjacentHTML){try{this.element.insertAdjacentHTML(this.adjacency,this.content);}catch (e){if (this.element.tagName.toLowerCase() == 'tbody'){this.insertContent(this.contentFromAnonymousTable());}else{throw e;}}}else{this.range = this.element.ownerDocument.createRange();if (this.initializeRange) this.initializeRange();this.insertContent([this.range.createContextualFragment(this.content)]);}
setTimeout(function(){content.evalScripts()},10);},contentFromAnonymousTable: function(){var div = document.createElement('div');div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';return $A(div.childNodes[0].childNodes[0].childNodes);}}
var Insertion = new Object();Insertion.Before = Class.create();Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'),{initializeRange: function(){this.range.setStartBefore(this.element);},insertContent: function(fragments){fragments.each((function(fragment){this.element.parentNode.insertBefore(fragment,this.element);}).bind(this));}});Insertion.Top = Class.create();Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'),{initializeRange: function(){this.range.selectNodeContents(this.element);this.range.collapse(true);},insertContent: function(fragments){fragments.reverse(false).each((function(fragment){this.element.insertBefore(fragment,this.element.firstChild);}).bind(this));}});Insertion.Bottom = Class.create();Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'),{initializeRange: function(){this.range.selectNodeContents(this.element);this.range.collapse(this.element);},insertContent: function(fragments){fragments.each((function(fragment){this.element.appendChild(fragment);}).bind(this));}});Insertion.After = Class.create();Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'),{initializeRange: function(){this.range.setStartAfter(this.element);},insertContent: function(fragments){fragments.each((function(fragment){this.element.parentNode.insertBefore(fragment,this.element.nextSibling);}).bind(this));}});Element.ClassNames = Class.create();Element.ClassNames.prototype ={initialize: function(element){this.element = $(element);},_each: function(iterator){this.element.className.split(/\s+/).select(function(name){return name.length > 0;})._each(iterator);},set: function(className){this.element.className = className;},add: function(classNameToAdd){if (this.include(classNameToAdd)) return;this.set(this.toArray().concat(classNameToAdd).join(' '));},remove: function(classNameToRemove){if (!this.include(classNameToRemove)) return;this.set(this.select(function(className){return className != classNameToRemove;}).join(' '));},toString: function(){return this.toArray().join(' ');}}
Object.extend(Element.ClassNames.prototype,Enumerable);var Field ={clear: function(){for (var i = 0;i < arguments.length;i++)
$(arguments[i]).value = '';},focus: function(element){$(element).focus();},present: function(){for (var i = 0;i < arguments.length;i++)
if ($(arguments[i]).value == '') return false;return true;},select: function(element){$(element).select();},activate: function(element){element = $(element);element.focus();if (element.select)
element.select();}}
var Form ={serialize: function(form){var elements = Form.getElements($(form));var queryComponents = new Array();for (var i = 0;i < elements.length;i++){var queryComponent = Form.Element.serialize(elements[i]);if (queryComponent)
queryComponents.push(queryComponent);}
return queryComponents.join('&');},getElements: function(form){form = $(form);var elements = new Array();for (tagName in Form.Element.Serializers){var tagElements = form.getElementsByTagName(tagName);for (var j = 0;j < tagElements.length;j++)
elements.push(tagElements[j]);}
return elements;},getInputs: function(form,typeName,name){form = $(form);var inputs = form.getElementsByTagName('input');if (!typeName && !name)
return inputs;var matchingInputs = new Array();for (var i = 0;i < inputs.length;i++){var input = inputs[i];if ((typeName && input.type != typeName) || (name && input.name != name))
continue;matchingInputs.push(input);}
return matchingInputs;},disable: function(form){var elements = Form.getElements(form);for (var i = 0;i < elements.length;i++){var element = elements[i];element.blur();element.disabled = 'true';}},enable: function(form){var elements = Form.getElements(form);for (var i = 0;i < elements.length;i++){var element = elements[i];element.disabled = '';}},findFirstElement: function(form){return Form.getElements(form).find(function(element){return element.type != 'hidden' && !element.disabled && ['input','select','textarea'].include(element.tagName.toLowerCase());});},focusFirstElement: function(form){Field.activate(Form.findFirstElement(form));},reset: function(form){$(form).reset();}}
Form.Element ={serialize: function(element){element = $(element);var method = element.tagName.toLowerCase();var parameter = Form.Element.Serializers[method](element);if (parameter){var key = encodeURIComponent(parameter[0]);if (key.length == 0) return;if (parameter[1].constructor != Array)
parameter[1] = [parameter[1]];return parameter[1].map(function(value){return key + '=' + encodeURIComponent(value);}).join('&');}},getValue: function(element){element = $(element);var method = element.tagName.toLowerCase();var parameter = Form.Element.Serializers[method](element);if (parameter)
return parameter[1];}}
Form.Element.Serializers ={input: function(element){switch (element.type.toLowerCase()){case 'submit': case 'hidden': case 'password': case 'text': return Form.Element.Serializers.textarea(element);case 'checkbox': case 'radio': return Form.Element.Serializers.inputSelector(element);}
return false;},inputSelector: function(element){if (element.checked)
return [element.name,element.value];},textarea: function(element){return [element.name,element.value];},select: function(element){return Form.Element.Serializers[element.type == 'select-one' ? 'selectOne' : 'selectMany'](element);},selectOne: function(element){var value = '',opt,index = element.selectedIndex;if (index >= 0){opt = element.options[index];value = opt.value;if (!value && !('value' in opt))
value = opt.text;}
return [element.name,value];},selectMany: function(element){var value = new Array();for (var i = 0;i < element.length;i++){var opt = element.options[i];if (opt.selected){var optValue = opt.value;if (!optValue && !('value' in opt))
optValue = opt.text;value.push(optValue);}}
return [element.name,value];}}
var $F = Form.Element.getValue;Abstract.TimedObserver = function(){}
Abstract.TimedObserver.prototype ={initialize: function(element,frequency,callback){this.frequency = frequency;this.element = $(element);this.callback= callback;this.lastValue = this.getValue();this.registerCallback();},registerCallback: function(){setInterval(this.onTimerEvent.bind(this),this.frequency * 1000);},onTimerEvent: function(){var value = this.getValue();if (this.lastValue != value){this.callback(this.element,value);this.lastValue = value;}}}
Form.Element.Observer = Class.create();Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(),{getValue: function(){return Form.Element.getValue(this.element);}});Form.Observer = Class.create();Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(),{getValue: function(){return Form.serialize(this.element);}});Abstract.EventObserver = function(){}
Abstract.EventObserver.prototype ={initialize: function(element,callback){this.element= $(element);this.callback = callback;this.lastValue = this.getValue();if (this.element.tagName.toLowerCase() == 'form')
this.registerFormCallbacks();else this.registerCallback(this.element);},onElementEvent: function(){var value = this.getValue();if (this.lastValue != value){this.callback(this.element,value);this.lastValue = value;}},registerFormCallbacks: function(){var elements = Form.getElements(this.element);for (var i = 0;i < elements.length;i++)
this.registerCallback(elements[i]);},registerCallback: function(element){if (element.type){switch (element.type.toLowerCase()){case 'checkbox': case 'radio': Event.observe(element,'click',this.onElementEvent.bind(this));break;case 'password': case 'text': case 'textarea': case 'select-one': case 'select-multiple': Event.observe(element,'change',this.onElementEvent.bind(this));break;}}}}
Form.Element.EventObserver = Class.create();Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(),{getValue: function(){return Form.Element.getValue(this.element);}});Form.EventObserver = Class.create();Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(),{getValue: function(){return Form.serialize(this.element);}});if (!window.Event){var Event = new Object();}
Object.extend(Event,{KEY_BACKSPACE: 8,KEY_TAB: 9,KEY_RETURN: 13,KEY_ESC:27,KEY_LEFT: 37,KEY_UP: 38,KEY_RIGHT:39,KEY_DOWN: 40,KEY_DELETE: 46,element: function(event){return event.target || event.srcElement;},isLeftClick: function(event){return (((event.which) && (event.which == 1)) || ((event.button) && (event.button == 1)));},pointerX: function(event){return event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft));},pointerY: function(event){return event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop));},stop: function(event){if (event.preventDefault){event.preventDefault();event.stopPropagation();}else{event.returnValue = false;event.cancelBubble = true;}},findElement: function(event,tagName){var element = Event.element(event);while (element.parentNode && (!element.tagName || (element.tagName.toUpperCase() != tagName.toUpperCase())))
element = element.parentNode;return element;},observers: false,_observeAndCache: function(element,name,observer,useCapture){if (!this.observers) this.observers = [];if (element.addEventListener){this.observers.push([element,name,observer,useCapture]);element.addEventListener(name,observer,useCapture);}else if (element.attachEvent){this.observers.push([element,name,observer,useCapture]);element.attachEvent('on' + name,observer);}},unloadCache: function(){if (!Event.observers) return;for (var i = 0;i < Event.observers.length;i++){Event.stopObserving.apply(this,Event.observers[i]);Event.observers[i][0] = null;}
Event.observers = false;},observe: function(element,name,observer,useCapture){var element = $(element);useCapture = useCapture || false;if (name == 'keypress' && (navigator.appVersion.match(/Konqueror|Safari|KHTML/) || element.attachEvent))
name = 'keydown';this._observeAndCache(element,name,observer,useCapture);},stopObserving: function(element,name,observer,useCapture){var element = $(element);useCapture = useCapture || false;if (name == 'keypress' && (navigator.appVersion.match(/Konqueror|Safari|KHTML/) || element.detachEvent))
name = 'keydown';if (element.removeEventListener){element.removeEventListener(name,observer,useCapture);}else if (element.detachEvent){element.detachEvent('on' + name,observer);}}});Event.observe(window,'unload',Event.unloadCache,false);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;},realOffset: function(element){var valueT = 0,valueL = 0;do{valueT += element.scrollTop|| 0;valueL += element.scrollLeft || 0;element = element.parentNode;}while (element);return [valueL,valueT];},cumulativeOffset: function(element){var valueT = 0,valueL = 0;do{valueT += element.offsetTop|| 0;valueL += element.offsetLeft || 0;element = element.offsetParent;}while (element);return [valueL,valueT];},positionedOffset: function(element){var valueT = 0,valueL = 0;do{valueT += element.offsetTop|| 0;valueL += element.offsetLeft || 0;element = element.offsetParent;if (element){p = Element.getStyle(element,'position');if (p == 'relative' || p == 'absolute') break;}}while (element);return [valueL,valueT];},offsetParent: function(element){if (element.offsetParent) return element.offsetParent;if (element == document.body) return element;while ((element = element.parentNode) && element != document.body)
if (Element.getStyle(element,'position') != 'static')
return element;return document.body;},within: function(element,x,y){if (this.includeScrollOffsets)
return this.withinIncludingScrolloffsets(element,x,y);this.xcomp = x;this.ycomp = y;this.offset = this.cumulativeOffset(element);return (y >= this.offset[1] && y <this.offset[1] + element.offsetHeight && x >= this.offset[0] && x <this.offset[0] + element.offsetWidth);},withinIncludingScrolloffsets: function(element,x,y){var offsetcache = this.realOffset(element);this.xcomp = x + offsetcache[0] - this.deltaX;this.ycomp = y + offsetcache[1] - this.deltaY;this.offset = this.cumulativeOffset(element);return (this.ycomp >= this.offset[1] && this.ycomp <this.offset[1] + element.offsetHeight && this.xcomp >= this.offset[0] && this.xcomp <this.offset[0] + element.offsetWidth);},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;},clone: function(source,target){source = $(source);target = $(target);target.style.position = 'absolute';var offsets = this.cumulativeOffset(source);target.style.top= offsets[1] + 'px';target.style.left = offsets[0] + 'px';target.style.width= source.offsetWidth + 'px';target.style.height = source.offsetHeight + 'px';},page: function(forElement){var valueT = 0,valueL = 0;var element = forElement;do{valueT += element.offsetTop|| 0;valueL += element.offsetLeft || 0;if (element.offsetParent==document.body)
if (Element.getStyle(element,'position')=='absolute') break;}while (element = element.offsetParent);element = forElement;do{valueT -= element.scrollTop|| 0;valueL -= element.scrollLeft || 0;}while (element = element.parentNode);return [valueL,valueT];},clone: function(source,target){var options = Object.extend({setLeft:true,setTop: true,setWidth: true,setHeight:true,offsetTop:0,offsetLeft: 0},arguments[2] ||{})
source = $(source);var p = Position.page(source);target = $(target);var delta = [0,0];var parent = null;if (Element.getStyle(target,'position') == 'absolute'){parent = Position.offsetParent(target);delta = Position.page(parent);}
if (parent == document.body){delta[0] -= document.body.offsetLeft;delta[1] -= document.body.offsetTop;}
if(options.setLeft) target.style.left= (p[0] - delta[0] + options.offsetLeft) + 'px';if(options.setTop)target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';if(options.setWidth)target.style.width = source.offsetWidth + 'px';if(options.setHeight) target.style.height = source.offsetHeight + 'px';},absolutize: function(element){element = $(element);if (element.style.position == 'absolute') return;Position.prepare();var offsets = Position.positionedOffset(element);var top = offsets[1];var left= offsets[0];var width = element.clientWidth;var height= element.clientHeight;element._originalLeft = left - parseFloat(element.style.left|| 0);element._originalTop= top- parseFloat(element.style.top || 0);element._originalWidth= element.style.width;element._originalHeight = element.style.height;element.style.position = 'absolute';element.style.top= top + 'px';;element.style.left = left + 'px';;element.style.width= width + 'px';;element.style.height = height + 'px';;},relativize: function(element){element = $(element);if (element.style.position == 'relative') return;Position.prepare();element.style.position = 'relative';var top= parseFloat(element.style.top|| 0) - (element._originalTop || 0);var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);element.style.top= top + 'px';element.style.left = left + 'px';element.style.height = element._originalHeight;element.style.width= element._originalWidth;}}
if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)){Position.cumulativeOffset = function(element){var valueT = 0,valueL = 0;do{valueT += element.offsetTop|| 0;valueL += element.offsetLeft || 0;if (element.offsetParent == document.body)
if (Element.getStyle(element,'position') == 'absolute') break;element = element.offsetParent;}while (element);return [valueL,valueT];}}