var Class={create:function(){return function(){this.initialize.apply(this,arguments);}}}
Object.extend=function(destination,source){for(property in source)destination[property]=source[property];return destination;}
Function.prototype.bind=function(object){var __method=this;return function(){return __method.apply(object,arguments);}}
Function.prototype.bindAsEventListener=function(object){var __method=this;return function(event){__method.call(object,event||window.event);}}
var $A=function(iterable){var nArray=[];for(var i=0;i<iterable.length;i++)nArray.push(iterable[i]);return nArray;};function $(){if(arguments.length==1)return get$(arguments[0]);var elements=[];$c(arguments).each(function(el){elements.push(get$(el));});return elements;function get$(el){if(typeof el=='string')el=document.getElementById(el);return el;}}
if(!window.Element)var Element=new Object();Object.extend(Element,{hide:function(){for(var i=0;i<arguments.length;i++){var element=$(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);},hasClassName:function(element,className){element=$(element);if(!element)return;var hasClass=false;element.className.split(' ').each(function(cn){if(cn==className)hasClass=true;});return hasClass;},addClassName:function(element,className){element=$(element);Element.removeClassName(element,className);element.className+=' '+ className;},removeClassName:function(element,className){element=$(element);if(!element)return;var newClassName='';element.className.split(' ').each(function(cn,i){if(cn!=className){if(i>0)newClassName+=' ';newClassName+=cn;}});element.className=newClassName;},cleanWhitespace:function(element){element=$(element);$c(element.childNodes).each(function(node){if(node.nodeType==3&&!/\S/.test(node.nodeValue))Element.remove(node);});},find:function(element,what){element=$(element)[what];while(element.nodeType!=1)element=element[what];return element;}});Object.extend(String.prototype,{gsub:function(pattern,replacement){var result='',source=this,match;replacement=arguments.callee.prepareReplacement(replacement);while(source.length>0){if(match=source.match(pattern)){result+=source.slice(0,match.index);result+=String.interpret(replacement(match));source=source.slice(match.index+ match[0].length);}else{result+=source,source='';}}
return result;},sub:function(pattern,replacement,count){replacement=this.gsub.prepareReplacement(replacement);count=count===undefined?1:count;return this.gsub(pattern,function(match){if(--count<0)return match[0];return replacement(match);});},scan:function(pattern,iterator){this.gsub(pattern,iterator);return String(this);},truncate:function(length,truncation){length=length||30;truncation=truncation===undefined?'...':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.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);}});var Position={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];}};document.getElementsByClassName=function(className){var children=document.getElementsByTagName('*')||document.all;var elements=[];$c(children).each(function(child){if(Element.hasClassName(child,className))elements.push(child);});return elements;}
Array.prototype.each=function(func){for(var i=0;ob=this[i];i++)func(ob,i);}
function $c(array){var nArray=[];for(i=0;el=array[i];i++)nArray.push(el);return nArray;}
if(!window.Event){var Event=new Object();}
Object.extend(Event,{KEY_BACKSPACE:8,KEY_TAB:9,KEY_RETURN:13,KEY_ESC:27,KEY_LEFT:37,KEY_UP:38,KEY_RIGHT:39,KEY_DOWN:40,KEY_DELETE:46,element:function(event){return event.target||event.srcElement;},isLeftClick:function(event){return(((event.which)&&(event.which==1))||((event.button)&&(event.button==1)));},pointerX:function(event){return event.pageX||(event.clientX+
(document.documentElement.scrollLeft||document.body.scrollLeft));},pointerY:function(event){return event.pageY||(event.clientY+
(document.documentElement.scrollTop||document.body.scrollTop));},stop:function(event){if(event.preventDefault){event.preventDefault();event.stopPropagation();}else{event.returnValue=false;event.cancelBubble=true;}},findElement:function(event,tagName){var element=Event.element(event);while(element.parentNode&&(!element.tagName||(element.tagName.toUpperCase()!=tagName.toUpperCase())))
element=element.parentNode;return element;},observers:false,_observeAndCache:function(element,name,observer,useCapture){if(!this.observers)this.observers=[];if(element.addEventListener){this.observers.push([element,name,observer,useCapture]);element.addEventListener(name,observer,useCapture);}else if(element.attachEvent){this.observers.push([element,name,observer,useCapture]);element.attachEvent('on'+ name,observer);}},unloadCache:function(){if(!Event.observers)return;for(var i=0;i<Event.observers.length;i++){Event.stopObserving.apply(this,Event.observers[i]);Event.observers[i][0]=null;}
Event.observers=false;},observe:function(element,name,observer,useCapture){var element=$(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=$(element);useCapture=useCapture||false;if(name=='keypress'&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||element.detachEvent))
name='keydown';if(element.removeEventListener){element.removeEventListener(name,observer,useCapture);}else if(element.detachEvent){element.detachEvent('on'+ name,observer);}}});var Form={getElements:function(form){form=$(form);var elements=new Array();var serializers=new Array('input','textarea','select');for(i=0;i<serializers.length;i++){var tagElements=form.getElementsByTagName(serializers[i]);for(var j=0;j<tagElements.length;j++)
elements.push(tagElements[j]);}
return elements;}}
ajax=Class.create();ajax.prototype={initialize:function(url,options){this.transport=this.getTransport();this.postBody=options.postBody||'';this.method=options.method||'post';this.onComplete=options.onComplete||null;this.update=$(options.update)||null;this.request(url);},request:function(url){this.transport.open(this.method,url,true);this.transport.onreadystatechange=this.onStateChange.bind(this);if(this.method=='post'){this.transport.setRequestHeader('Content-type','application/x-www-form-urlencoded');if(this.transport.overrideMimeType)this.transport.setRequestHeader('Connection','close');}
this.transport.send(this.postBody);},onStateChange:function(){if(this.transport.readyState==4&&this.transport.status==200){if(this.onComplete)
setTimeout(function(){this.onComplete(this.transport);}.bind(this),10);if(this.update)
setTimeout(function(){this.update.innerHTML=this.transport.responseText;}.bind(this),10);this.transport.onreadystatechange=function(){};}},getTransport:function(){if(window.ActiveXObject)return new ActiveXObject('Microsoft.XMLHTTP');else if(window.XMLHttpRequest)return new XMLHttpRequest();else return false;}};Event.observe(window,'unload',Event.unloadCache,false);