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];}}