set prado 3.0.x to use prototype.js v1.5.0, script.aculo.us to v1.7.0

3 files changed, 706 insertions, 2160 deletions

diff --git a/framework/Web/Javascripts/js/compressed/prado.js b/framework/Web/Javascripts/js/compressed/prado.js
index df87ac8f..083ddc56 100644
--- a/framework/Web/Javascripts/js/compressed/prado.js
+++ b/framework/Web/Javascripts/js/compressed/prado.js
@@ -1,34 +1,27 @@
 
-var Prototype={Version:'1.5.1_rc2',Browser:{IE:!!(window.attachEvent&&!window.opera),Opera:!!window.opera,WebKit:navigator.userAgent.indexOf('AppleWebKit/')>-1,Gecko:navigator.userAgent.indexOf('Gecko')>-1&&navigator.userAgent.indexOf('KHTML')==-1},BrowserFeatures:{XPath:!!document.evaluate,ElementExtensions:!!window.HTMLElement,SpecificElementExtensions:(document.createElement('div').__proto__!==document.createElement('form').__proto__)},ScriptFragment:'(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',emptyFunction:function(){},K:function(x){return x}}
+var Prototype={Version:'1.5.0',BrowserFeatures:{XPath:!!document.evaluate},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(var property in source){destination[property]=source[property];}
 return destination;}
-Object.extend(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;}},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.ownerDocument===document)return;var results=[];for(var property in object){var value=Object.toJSON(object[property]);if(value!==undefined)
-results.push(property.toJSON()+':'+value);}
-return'{'+results.join(',')+'}';},keys:function(object){var keys=[];for(var property in object)
+Object.extend(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;}},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);}});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,args=$A(arguments),object=args.shift();return function(event){return __method.apply(object,[(event||window.event)].concat(args).concat($A(arguments)));}}
-Object.extend(Number.prototype,{toColorPart:function(){return this.toPaddedString(2,16);},succ:function(){return this+1;},times:function(iterator){$R(0,this,true).each(iterator);return this;},toPaddedString:function(length,radix){var string=this.toString(radix||10);return'0'.times(length-string.length)+string;},toJSON:function(){return isFinite(this)?this.toString():'null';}});Date.prototype.toJSON=function(){return'"'+this.getFullYear()+'-'+
-(this.getMonth()+1).toPaddedString(2)+'-'+
-this.getDate().toPaddedString(2)+'T'+
-this.getHours().toPaddedString(2)+':'+
-this.getMinutes().toPaddedString(2)+':'+
-this.getSeconds().toPaddedString(2)+'"';};var Try={these:function(){var returnValue;for(var i=0,length=arguments.length;i<length;i++){var lambda=arguments[i];try{returnValue=lambda();break;}catch(e){}}
+Object.extend(Number.prototype,{toColorPart:function(){var digits=this.toString(16);if(this<16)return'0'+digits;return digits;},succ:function(){return this+1;},times:function(iterator){$R(0,this,true).each(iterator);return this;}});var Try={these:function(){var returnValue;for(var i=0,length=arguments.length;i<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(){this.timer=setInterval(this.onTimerEvent.bind(this),this.frequency*1000);},stop:function(){if(!this.timer)return;clearInterval(this.timer);this.timer=null;},onTimerEvent:function(){if(!this.currentlyExecuting){try{this.currentlyExecuting=true;this.callback(this);}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=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 this;},truncate:function(length,truncation){length=length||30;truncation=truncation===undefined?'...':truncation;return this.length>length?this.slice(0,length-truncation.length)+truncation:this;},strip:function(){return this.replace(/^\s+/,'').replace(/\s+$/,'');},stripTags:function(){return this.replace(/<\/?[^>]+>/gi,'');},stripScripts:function(){return this.replace(new RegExp(Prototype.ScriptFragment,'img'),'');},extractScripts:function(){var matchAll=new RegExp(Prototype.ScriptFragment,'img');var matchOne=new RegExp(Prototype.ScriptFragment,'im');return(this.match(matchAll)||[]).map(function(scriptTag){return(scriptTag.match(matchOne)||['',''])[1];});},evalScripts:function(){return this.extractScripts().map(function(script){return eval(script)});},escapeHTML:function(){var self=arguments.callee;self.text.data=this;return self.div.innerHTML;},unescapeHTML:function(){var div=document.createElement('div');div.innerHTML=this.stripTags();return div.childNodes[0]?(div.childNodes.length>1?$A(div.childNodes).inject('',function(memo,node){return memo+node.nodeValue}):div.childNodes[0].nodeValue):'';},toQueryParams:function(separator){var match=this.strip().match(/([^?#]*)(#.*)?$/);if(!match)return{};return match[1].split(separator||'&').inject({},function(hash,pair){if((pair=pair.split('='))[0]){var name=decodeURIComponent(pair[0]);var value=pair[1]?decodeURIComponent(pair[1]):undefined;if(hash[name]!==undefined){if(hash[name].constructor!=Array)
+String.interpret=function(value){return value==null?'':String(value);}
+Object.extend(String.prototype,{gsub:function(pattern,replacement){var result='',source=this,match;replacement=arguments.callee.prepareReplacement(replacement);while(source.length>0){if(match=source.match(pattern)){result+=source.slice(0,match.index);result+=String.interpret(replacement(match));source=source.slice(match.index+match[0].length);}else{result+=source,source='';}}
+return result;},sub:function(pattern,replacement,count){replacement=this.gsub.prepareReplacement(replacement);count=count===undefined?1:count;return this.gsub(pattern,function(match){if(--count<0)return match[0];return replacement(match);});},scan:function(pattern,iterator){this.gsub(pattern,iterator);return this;},truncate:function(length,truncation){length=length||30;truncation=truncation===undefined?'...':truncation;return this.length>length?this.slice(0,length-truncation.length)+truncation:this;},strip:function(){return this.replace(/^\s+/,'').replace(/\s+$/,'');},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 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.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 name=decodeURIComponent(pair[0]);var value=pair[1]?decodeURIComponent(pair[1]):undefined;if(hash[name]!==undefined){if(hash[name].constructor!=Array)
 hash[name]=[hash[name]];if(value)hash[name].push(value);}
 else hash[name]=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){var result='';for(var i=0;i<count;i++)result+=this;return result;},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);},evalJSON:function(sanitize){try{if(!sanitize||(/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.test(this)))
-return eval('('+this+')');}catch(e){}
-throw new SyntaxError('Badly formated JSON string: '+this.inspect());},include:function(pattern){return this.indexOf(pattern)>-1;},startsWith:function(pattern){return this.indexOf(pattern)==0;},endsWith:function(pattern){return this.lastIndexOf(pattern)==(this.length-pattern.length);},empty:function(){return this=='';},blank:function(){return/^\s*$/.test(this);}});String.prototype.gsub.prepareReplacement=function(replacement){if(typeof replacement=='function')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('')});with(String.prototype.escapeHTML)div.appendChild(text);var Template=Class.create();Template.Pattern=/(^|.|\r|\n)(#\{(.*?)\})/;Template.prototype={initialize:function(template,pattern){this.template=template.toString();this.pattern=pattern||Template.Pattern;},evaluate:function(object){return this.template.gsub(this.pattern,function(match){var before=match[1];if(before=='\\')return match[2];return before+String.interpret(object[match[3]]);});}}
-var $break=new Object();var $continue=new Object();var Enumerable={each:function(iterator){var index=0;try{this._each(function(value){iterator(value,index++);});}catch(e){if(e!=$break)throw e;}
+String.fromCharCode(this.charCodeAt(this.length-1)+1);},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.replace(/\\/g,'\\\\');if(useDoubleQuotes)
+return'"'+escapedString.replace(/"/g,'\\"')+'"';else
+return"'"+escapedString.replace(/'/g,'\\\'')+"'";}});String.prototype.gsub.prepareReplacement=function(replacement){if(typeof replacement=='function')return replacement;var template=new Template(replacement);return function(match){return template.evaluate(match)};}
+String.prototype.parseQuery=String.prototype.toQueryParams;var Template=Class.create();Template.Pattern=/(^|.|\r|\n)(#\{(.*?)\})/;Template.prototype={initialize:function(template,pattern){this.template=template.toString();this.pattern=pattern||Template.Pattern;},evaluate:function(object){return this.template.gsub(this.pattern,function(match){var before=match[1];if(before=='\\')return match[2];return before+String.interpret(object[match[3]]);});}}
+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;}
 return this;},eachSlice:function(number,iterator){var index=-number,slices=[],array=this.toArray();while((index+=number)<array.length)
 slices.push(array.slice(index,index+number));return slices.map(iterator);},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=false;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||Prototype.K)(value,index));});return results;},detect:function(iterator){var result;this.each(function(value,index){if(iterator(value,index)){result=value;throw $break;}});return result;},findAll:function(iterator){var results=[];this.each(function(value,index){if(iterator(value,index))
@@ -41,21 +34,17 @@ results.push(value);});return results;},sortBy:function(iterator){return this.ma
 iterator=args.pop();var collections=[this].concat(args).map($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,member:Enumerable.include,entries:Enumerable.toArray});var $A=Array.from=function(iterable){if(!iterable)return[];if(iterable.toArray){return iterable.toArray();}else{var results=[];for(var i=0,length=iterable.length;i<length;i++)
 results.push(iterable[i]);return results;}}
-if(Prototype.Browser.WebKit){$A=Array.from=function(iterable){if(!iterable)return[];if(!(typeof iterable=='function'&&iterable=='[object NodeList]')&&iterable.toArray){return iterable.toArray();}else{var results=[];for(var i=0,length=iterable.length;i<length;i++)
-results.push(iterable[i]);return results;}}}
 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(value&&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,length=this.length;i<length;i++)
-if(this[i]==object)return i;return-1;},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;});},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(value!==undefined)results.push(value);});return'['+results.join(',')+']';}});Array.prototype.toArray=Array.prototype.clone;function $w(string){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(arguments[i].constructor==Array){for(var j=0,arrayLength=arguments[i].length;j<arrayLength;j++)
+if(this[i]==object)return i;return-1;},reverse:function(inline){return(inline!==false?this:this.toArray())._reverse();},reduce:function(){return this.length>1?this:this[0];},uniq:function(){return this.inject([],function(array,value){return array.include(value)?array:array.concat([value]);});},clone:function(){return[].concat(this);},size:function(){return this.length;},inspect:function(){return'['+this.map(Object.inspect).join(', ')+']';}});Array.prototype.toArray=Array.prototype.clone;function $w(string){string=string.strip();return string?string.split(/\s+/):[];}
+if(window.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(arguments[i].constructor==Array){for(var j=0,arrayLength=arguments[i].length;j<arrayLength;j++)
 array.push(arguments[i][j]);}else{array.push(arguments[i]);}}
 return array;}}
-var Hash=function(object){if(object instanceof Hash)this.merge(object);else Object.extend(this,object||{});};Object.extend(Hash,{toQueryString:function(obj){var parts=[];parts.add=arguments.callee.addPair;this.prototype._each.call(obj,function(pair){if(!pair.key)return;var value=pair.value;if(value&&typeof value=='object'){if(value.constructor==Array)value.each(function(value){parts.add(pair.key,value);});return;}
-parts.add(pair.key,value);});return parts.join('&');},toJSON:function(object){var results=[];this.prototype._each.call(object,function(pair){var value=Object.toJSON(pair.value);if(value!==undefined)results.push(pair.key.toJSON()+':'+value);});return'{'+results.join(',')+'}';}});Hash.toQueryString.addPair=function(key,value,prefix){if(value==null)return;key=encodeURIComponent(key);this.push(key+'='+(value==null?'':encodeURIComponent(value)));}
-Object.extend(Hash.prototype,Enumerable);Object.extend(Hash.prototype,{_each:function(iterator){for(var key in this){var value=this[key];if(value&&value==Hash.prototype[key])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(this,function(mergedHash,pair){mergedHash[pair.key]=pair.value;return mergedHash;});},remove:function(){var result;for(var i=0,length=arguments.length;i<length;i++){var value=this[arguments[i]];if(value!==undefined){if(result===undefined)result=value;else{if(result.constructor!=Array)result=[result];result.push(value)}}
+var Hash=function(obj){Object.extend(this,obj||{});};Object.extend(Hash,{toQueryString:function(obj){var parts=[];this.prototype._each.call(obj,function(pair){if(!pair.key)return;if(pair.value&&pair.value.constructor==Array){var values=pair.value.compact();if(values.length<2)pair.value=values.reduce();else{key=encodeURIComponent(pair.key);values.each(function(value){value=value!=undefined?encodeURIComponent(value):'';parts.push(key+'='+encodeURIComponent(value));});return;}}
+if(pair.value==undefined)pair[1]='';parts.push(pair.map(encodeURIComponent).join('='));});return parts.join('&');}});Object.extend(Hash.prototype,Enumerable);Object.extend(Hash.prototype,{_each:function(iterator){for(var key in this){var value=this[key];if(value&&value==Hash.prototype[key])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(this,function(mergedHash,pair){mergedHash[pair.key]=pair.value;return mergedHash;});},remove:function(){var result;for(var i=0,length=arguments.length;i<length;i++){var value=this[arguments[i]];if(value!==undefined){if(result===undefined)result=value;else{if(result.constructor!=Array)result=[result];result.push(value)}}
 delete this[arguments[i]];}
-return result;},toQueryString:function(){return Hash.toQueryString(this);},inspect:function(){return'#<Hash:{'+this.map(function(pair){return pair.map(Object.inspect).join(': ');}).join(', ')+'}>';},toJSON:function(){return Hash.toJSON(this);}});function $H(object){if(object instanceof Hash)return object;return new Hash(object);};if(function(){var i=0,Test=function(value){this.key=value};Test.prototype.key='foo';for(var property in new Test('bar'))i++;return i>1;}())Hash.prototype._each=function(iterator){var cache=[];for(var key in this){var value=this[key];if((value&&value==Hash.prototype[key])||cache.include(key))continue;cache.push(key);var pair=[key,value];pair.key=key;pair.value=value;iterator(pair);}};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;while(this.include(value)){iterator(value);value=value.succ();}},include:function(value){if(value<this.start)
+return result;},toQueryString:function(){return Hash.toQueryString(this);},inspect:function(){return'#<Hash:{'+this.map(function(pair){return pair.map(Object.inspect).join(': ');}).join(', ')+'}>';}});function $H(object){if(object&&object.constructor==Hash)return object;return new Hash(object);};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;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}
@@ -63,12 +52,11 @@ Ajax.Responders={responders:[],_each:function(iterator){this.responders._each(it
 this.responders.push(responder);},unregister:function(responder){this.responders=this.responders.without(responder);},dispatch:function(callback,request,transport,json){this.each(function(responder){if(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,contentType:'application/x-www-form-urlencoded',encoding:'UTF-8',parameters:''}
 Object.extend(this.options,options||{});this.options.method=this.options.method.toLowerCase();if(typeof this.options.parameters=='string')
 this.options.parameters=this.options.parameters.toQueryParams();}}
-Ajax.Request=Class.create();Ajax.Request.Events=['Uninitialized','Loading','Loaded','Interactive','Complete'];Ajax.Request.prototype=Object.extend(new Ajax.Base(),{_complete:false,initialize:function(url,options){this.transport=Ajax.getTransport();this.setOptions(options);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=Hash.toQueryString(params)){if(this.method=='get')
-this.url+=(this.url.include('?')?'&':'?')+params;else if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))
-params+='&_=';}
-try{Ajax.Responders.dispatch('onCreate',this,this.transport);this.transport.open(this.method.toUpperCase(),this.url,this.options.asynchronous);if(this.options.asynchronous)
-setTimeout(function(){this.respondToReadyState(1)}.bind(this),10);this.transport.onreadystatechange=this.onStateChange.bind(this);this.setRequestHeaders();this.body=this.method=='post'?(this.options.postBody||params):null;this.transport.send(this.body);if(!this.options.asynchronous&&this.transport.overrideMimeType)
+Ajax.Request=Class.create();Ajax.Request.Events=['Uninitialized','Loading','Loaded','Interactive','Complete'];Ajax.Request.prototype=Object.extend(new Ajax.Base(),{_complete:false,initialize:function(url,options){this.transport=Ajax.getTransport();this.setOptions(options);this.request(url);},request:function(url){this.url=url;this.method=this.options.method;var params=this.options.parameters;if(!['get','post'].include(this.method)){params['_method']=this.method;this.method='post';}
+params=Hash.toQueryString(params);if(params&&/Konqueror|Safari|KHTML/.test(navigator.userAgent))params+='&_='
+if(this.method=='get'&&params)
+this.url+=(this.url.indexOf('?')>-1?'&':'?')+params;try{Ajax.Responders.dispatch('onCreate',this,this.transport);this.transport.open(this.method.toUpperCase(),this.url,this.options.asynchronous);if(this.options.asynchronous)
+setTimeout(function(){this.respondToReadyState(1)}.bind(this),10);this.transport.onreadystatechange=this.onStateChange.bind(this);this.setRequestHeaders();var body=this.method=='post'?(this.options.postBody||params):null;this.transport.send(body);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+
@@ -94,117 +82,77 @@ elements.push($(arguments[i]));return elements;}
 if(typeof element=='string')
 element=document.getElementById(element);return Element.extend(element);}
 if(Prototype.BrowserFeatures.XPath){document._getElementsByXPath=function(expression,parentElement){var results=[];var query=document.evaluate(expression,$(parentElement)||document,null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);for(var i=0,length=query.snapshotLength;i<length;i++)
-results.push(query.snapshotItem(i));return results;};document.getElementsByClassName=function(className,parentElement){var q=".//*[contains(concat(' ', @class, ' '), ' "+className+" ')]";return document._getElementsByXPath(q,parentElement);}}else document.getElementsByClassName=function(className,parentElement){var children=($(parentElement)||document.body).getElementsByTagName('*');var elements=[],child;for(var i=0,length=children.length;i<length;i++){child=children[i];if(Element.hasClassName(child,className))
+results.push(query.snapshotItem(i));return results;};}
+document.getElementsByClassName=function(className,parentElement){if(Prototype.BrowserFeatures.XPath){var q=".//*[contains(concat(' ', @class, ' '), ' "+className+" ')]";return document._getElementsByXPath(q,parentElement);}else{var children=($(parentElement)||document.body).getElementsByTagName('*');var elements=[],child;for(var i=0,length=children.length;i<length;i++){child=children[i];if(Element.hasClassName(child,className))
 elements.push(Element.extend(child));}
-return elements;};if(!window.Element)var Element={};Element.extend=function(element){var F=Prototype.BrowserFeatures;if(!element||!element.tagName||element.nodeType==3||element._extended||F.SpecificElementExtensions||element==window)
-return element;var methods={},tagName=element.tagName,cache=Element.extend.cache,T=Element.Methods.ByTag;if(!F.ElementExtensions){Object.extend(methods,Element.Methods),Object.extend(methods,Element.Methods.Simulated);}
-if(T[tagName])Object.extend(methods,T[tagName]);for(var property in methods){var value=methods[property];if(typeof value=='function'&&!(property in element))
-element[property]=cache.findOrStore(value);}
-element._extended=Prototype.emptyFunction;return element;};Element.extend.cache={findOrStore:function(value){return this[value]=this[value]||function(){return value.apply(null,[this].concat($A(arguments)));}}};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){$(element).style.display='none';return element;},show:function(element){$(element).style.display='';return element;},remove:function(element){element=$(element);element.parentNode.removeChild(element);return element;},update:function(element,html){html=typeof html=='undefined'?'':html.toString();$(element).innerHTML=html.stripScripts();setTimeout(function(){html.evalScripts()},10);return element;},replace:function(element,html){element=$(element);html=typeof html=='undefined'?'':html.toString();if(element.outerHTML){element.outerHTML=html.stripScripts();}else{var range=element.ownerDocument.createRange();range.selectNodeContents(element);element.parentNode.replaceChild(range.createContextualFragment(html.stripScripts()),element);}
+return elements;}};if(!window.Element)
+var Element=new Object();Element.extend=function(element){if(!element||_nativeExtensions||element.nodeType==3)return element;if(!element._extended&&element.tagName&&element!=window){var methods=Object.clone(Element.Methods),cache=Element.extend.cache;if(element.tagName=='FORM')
+Object.extend(methods,Form.Methods);if(['INPUT','TEXTAREA','SELECT'].include(element.tagName))
+Object.extend(methods,Form.Element.Methods);Object.extend(methods,Element.Methods.Simulated);for(var property in methods){var value=methods[property];if(typeof value=='function'&&!(property in element))
+element[property]=cache.findOrStore(value);}}
+element._extended=true;return element;};Element.extend.cache={findOrStore:function(value){return this[value]=this[value]||function(){return value.apply(null,[this].concat($A(arguments)));}}};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){$(element).style.display='none';return element;},show:function(element){$(element).style.display='';return element;},remove:function(element){element=$(element);element.parentNode.removeChild(element);return element;},update:function(element,html){html=typeof html=='undefined'?'':html.toString();$(element).innerHTML=html.stripScripts();setTimeout(function(){html.evalScripts()},10);return element;},replace:function(element,html){element=$(element);html=typeof html=='undefined'?'':html.toString();if(element.outerHTML){element.outerHTML=html.stripScripts();}else{var range=element.ownerDocument.createRange();range.selectNodeContents(element);element.parentNode.replaceChild(range.createContextualFragment(html.stripScripts()),element);}
 setTimeout(function(){html.evalScripts()},10);return element;},inspect:function(element){element=$(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 $A($(element).getElementsByTagName('*')).each(Element.extend);},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(typeof selector=='string')
-selector=new Selector(selector);return selector.match($(element));},up:function(element,expression,index){var ancestors=$(element).ancestors();return expression?Selector.findElement(ancestors,expression,index):ancestors[index||0];},down:function(element,expression,index){var descendants=$(element).descendants();return expression?Selector.findElement(descendants,expression,index):descendants[index||0];},previous:function(element,expression,index){var previousSiblings=$(element).previousSiblings();return expression?Selector.findElement(previousSiblings,expression,index):previousSiblings[index||0];},next:function(element,expression,index){var nextSiblings=$(element).nextSiblings();return expression?Selector.findElement(nextSiblings,expression,index):nextSiblings[index||0];},getElementsBySelector:function(){var args=$A(arguments),element=$(args.shift());return Selector.findChildElements(element,args);},getElementsByClassName:function(element,className){return document.getElementsByClassName(className,element);},readAttribute:function(element,name){element=$(element);if(Prototype.Browser.IE){if(!element.attributes)return null;var t=Element._attributeTranslations;if(t.values[name])return t.values[name](element,name);if(t.names[name])name=t.names[name];var attribute=element.attributes[name];return attribute?attribute.nodeValue:null;}
+elements.push(Element.extend(element));return elements;},ancestors:function(element){return $(element).recursivelyCollect('parentNode');},descendants:function(element){return $A($(element).getElementsByTagName('*'));},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(typeof selector=='string')
+selector=new Selector(selector);return selector.match($(element));},up:function(element,expression,index){return Selector.findElement($(element).ancestors(),expression,index);},down:function(element,expression,index){return Selector.findElement($(element).descendants(),expression,index);},previous:function(element,expression,index){return Selector.findElement($(element).previousSiblings(),expression,index);},next:function(element,expression,index){return Selector.findElement($(element).nextSiblings(),expression,index);},getElementsBySelector:function(){var args=$A(arguments),element=$(args.shift());return Selector.findChildElements(element,args);},getElementsByClassName:function(element,className){return document.getElementsByClassName(className,element);},readAttribute:function(element,name){element=$(element);if(document.all&&!window.opera){var t=Element._attributeTranslations;if(t.values[name])return t.values[name](element,name);if(t.names[name])name=t.names[name];var attribute=element.attributes[name];if(attribute)return attribute.nodeValue;}
 return element.getAttribute(name);},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;if(elementClassName.length==0)return false;if(elementClassName==className||elementClassName.match(new RegExp("(^|\\s)"+className+"(\\s|$)")))
 return true;return false;},addClassName:function(element,className){if(!(element=$(element)))return;Element.classNames(element).add(className);return element;},removeClassName:function(element,className){if(!(element=$(element)))return;Element.classNames(element).remove(className);return element;},toggleClassName:function(element,className){if(!(element=$(element)))return;Element.classNames(element)[element.hasClassName(className)?'remove':'add'](className);return element;},observe:function(){Event.observe.apply(Event,arguments);return $A(arguments).first();},stopObserving:function(){Event.stopObserving.apply(Event,arguments);return $A(arguments).first();},cleanWhitespace:function(element){element=$(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=$(ancestor);while(element=element.parentNode)
-if(element==ancestor)return true;return false;},scrollTo:function(element){element=$(element);var pos=Position.cumulativeOffset(element);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){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 $(element).getStyle('opacity');},setStyle:function(element,styles,camelized){element=$(element);var elementStyle=element.style;for(var property in styles)
-if(property=='opacity')element.setOpacity(styles[property])
-else
-elementStyle[(property=='float'||property=='cssFloat')?(elementStyle.styleFloat===undefined?'cssFloat':'styleFloat'):(camelized?property:property.camelize())]=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 element;},empty:function(element){return $(element).innerHTML.match(/^\s*$/);},descendantOf:function(element,ancestor){element=$(element),ancestor=$(ancestor);while(element=element.parentNode)
+if(element==ancestor)return true;return false;},scrollTo:function(element){element=$(element);var pos=Position.cumulativeOffset(element);window.scrollTo(pos[0],pos[1]);return element;},getStyle:function(element,style){element=$(element);if(['float','cssFloat'].include(style))
+style=(typeof element.style.styleFloat!='undefined'?'styleFloat':'cssFloat');style=style.camelize();var value=element.style[style];if(!value){if(document.defaultView&&document.defaultView.getComputedStyle){var css=document.defaultView.getComputedStyle(element,null);value=css?css[style]:null;}else if(element.currentStyle){value=element.currentStyle[style];}}
+if((value=='auto')&&['width','height'].include(style)&&(element.getStyle('display')!='none'))
+value=element['offset'+style.capitalize()]+'px';if(window.opera&&['left','top','right','bottom'].include(style))
+if(Element.getStyle(element,'position')=='static')value='auto';if(style=='opacity'){if(value)return parseFloat(value);if(value=(element.getStyle('filter')||'').match(/alpha\(opacity=(.*)\)/))
+if(value[1])return parseFloat(value[1])/100;return 1.0;}
+return value=='auto'?null:value;},setStyle:function(element,style){element=$(element);for(var name in style){var value=style[name];if(name=='opacity'){if(value==1){value=(/Gecko/.test(navigator.userAgent)&&!/Konqueror|Safari|KHTML/.test(navigator.userAgent))?0.999999:1.0;if(/MSIE/.test(navigator.userAgent)&&!window.opera)
+element.style.filter=element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');}else if(value==''){if(/MSIE/.test(navigator.userAgent)&&!window.opera)
+element.style.filter=element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');}else{if(value<0.00001)value=0;if(/MSIE/.test(navigator.userAgent)&&!window.opera)
+element.style.filter=element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'')+'alpha(opacity='+value*100+')';}}else if(['float','cssFloat'].include(name))name=(typeof element.style.styleFloat!='undefined')?'styleFloat':'cssFloat';element.style[name.camelize()]=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=$(element);var pos=Element.getStyle(element,'position');if(pos=='static'||!pos){element._madePositioned=true;element.style.position='relative';if(window.opera){element.style.top=0;element.style.left=0;}}
 return element;},undoPositioned:function(element){element=$(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=$(element);if(element._overflow)return element;element._overflow=element.style.overflow||'auto';if((Element.getStyle(element,'overflow')||'visible')!='hidden')
-element.style.overflow='hidden';return element;},undoClipping:function(element){element=$(element);if(!element._overflow)return element;element.style.overflow=element._overflow=='auto'?'':element._overflow;element._overflow=null;return element;}};Object.extend(Element.Methods,{childOf:Element.Methods.descendantOf});if(Prototype.Browser.Opera){Element.Methods._getStyle=Element.Methods.getStyle;Element.Methods.getStyle=function(element,style){switch(style){case'left':case'top':case'right':case'bottom':if(Element._getStyle(element,'position')=='static')return null;default:return Element._getStyle(element,style);}};}
-else if(Prototype.Browser.IE){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){element=$(element);var filter=element.getStyle('filter'),style=element.style;if(value==1||value===''){style.filter=filter.replace(/alpha\([^\)]*\)/gi,'');return element;}else if(value<0.00001)value=0;style.filter=filter.replace(/alpha\([^\)]*\)/gi,'')+'alpha(opacity='+(value*100)+')';return element;};Element.Methods.update=function(element,html){element=$(element);html=typeof html=='undefined'?'':html.toString();var tagName=element.tagName.toUpperCase();if(['THEAD','TBODY','TR','TD'].include(tagName)){var div=document.createElement('div');switch(tagName){case'THEAD':case'TBODY':div.innerHTML='<table><tbody>'+html.stripScripts()+'</tbody></table>';depth=2;break;case'TR':div.innerHTML='<table><tbody><tr>'+html.stripScripts()+'</tr></tbody></table>';depth=3;break;case'TD':div.innerHTML='<table><tbody><tr><td>'+html.stripScripts()+'</td></tr></tbody></table>';depth=4;}
+element.style.overflow='hidden';return element;},undoClipping:function(element){element=$(element);if(!element._overflow)return element;element.style.overflow=element._overflow=='auto'?'':element._overflow;element._overflow=null;return element;}};Object.extend(Element.Methods,{childOf:Element.Methods.descendantOf});Element._attributeTranslations={};Element._attributeTranslations.names={colspan:"colSpan",rowspan:"rowSpan",valign:"vAlign",datetime:"dateTime",accesskey:"accessKey",tabindex:"tabIndex",enctype:"encType",maxlength:"maxLength",readonly:"readOnly",longdesc:"longDesc"};Element._attributeTranslations.values={_getAttr:function(element,attribute){return element.getAttribute(attribute,2);},_flag:function(element,attribute){return $(element).hasAttribute(attribute)?attribute:null;},style:function(element){return element.style.cssText.toLowerCase();},title:function(element){var node=element.getAttributeNode('title');return node.specified?node.nodeValue:null;}};Object.extend(Element._attributeTranslations.values,{href:Element._attributeTranslations.values._getAttr,src:Element._attributeTranslations.values._getAttr,disabled:Element._attributeTranslations.values._flag,checked:Element._attributeTranslations.values._flag,readonly:Element._attributeTranslations.values._flag,multiple:Element._attributeTranslations.values._flag});Element.Methods.Simulated={hasAttribute:function(element,attribute){var t=Element._attributeTranslations;attribute=t.names[attribute]||attribute;return $(element).getAttributeNode(attribute).specified;}};if(document.all&&!window.opera){Element.Methods.update=function(element,html){element=$(element);html=typeof html=='undefined'?'':html.toString();var tagName=element.tagName.toUpperCase();if(['THEAD','TBODY','TR','TD'].include(tagName)){var div=document.createElement('div');switch(tagName){case'THEAD':case'TBODY':div.innerHTML='<table><tbody>'+html.stripScripts()+'</tbody></table>';depth=2;break;case'TR':div.innerHTML='<table><tbody><tr>'+html.stripScripts()+'</tr></tbody></table>';depth=3;break;case'TD':div.innerHTML='<table><tbody><tr><td>'+html.stripScripts()+'</td></tr></tbody></table>';depth=4;}
 $A(element.childNodes).each(function(node){element.removeChild(node)});depth.times(function(){div=div.firstChild});$A(div.childNodes).each(function(node){element.appendChild(node)});}else{element.innerHTML=html.stripScripts();}
-setTimeout(function(){html.evalScripts()},10);return element;}}
-else if(Prototype.Browser.Gecko){Element.Methods.setOpacity=function(element,value){element=$(element);element.style.opacity=(value==1)?0.999999:(value==='')?'':(value<0.00001)?0:value;return element;};}
-Element._attributeTranslations={names:{colspan:"colSpan",rowspan:"rowSpan",valign:"vAlign",datetime:"dateTime",accesskey:"accessKey",tabindex:"tabIndex",enctype:"encType",maxlength:"maxLength",readonly:"readOnly",longdesc:"longDesc"},values:{_getAttr:function(element,attribute){return element.getAttribute(attribute,2);},_flag:function(element,attribute){return $(element).hasAttribute(attribute)?attribute:null;},style:function(element){return element.style.cssText.toLowerCase();},title:function(element){var node=element.getAttributeNode('title');return node.specified?node.nodeValue:null;}}};(function(){Object.extend(this,{href:this._getAttr,src:this._getAttr,disabled:this._flag,checked:this._flag,readonly:this._flag,multiple:this._flag});}).call(Element._attributeTranslations.values);Element.Methods.Simulated={hasAttribute:function(element,attribute){var t=Element._attributeTranslations,node;attribute=t.names[attribute]||attribute;node=$(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.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(arguments.length==2){var tagName=methods;methods=arguments[1];}
-if(!tagName)Object.extend(Element.Methods,methods||{});else{if(tagName.constructor==Array)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;var cache=Element.extend.cache;for(var property in methods){var value=methods[property];if(!onlyIfAbsent||!(property in destination))
+setTimeout(function(){html.evalScripts()},10);return element;}};Object.extend(Element,Element.Methods);var _nativeExtensions=false;if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+['','Form','Input','TextArea','Select'].each(function(tag){var className='HTML'+tag+'Element';if(window[className])return;var klass=window[className]={};klass.prototype=document.createElement(tag?tag.toLowerCase():'div').__proto__;});Element.addMethods=function(methods){Object.extend(Element.Methods,methods||{});function copy(methods,destination,onlyIfAbsent){onlyIfAbsent=onlyIfAbsent||false;var cache=Element.extend.cache;for(var property in methods){var value=methods[property];if(!onlyIfAbsent||!(property in destination))
 destination[property]=cache.findOrStore(value);}}
-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(typeof klass=="undefined")continue;copy(T[tag],klass.prototype);}}};var Toggle={display:Element.toggle};Abstract.Insertion=function(adjacency){this.adjacency=adjacency;}
+if(typeof HTMLElement!='undefined'){copy(Element.Methods,HTMLElement.prototype);copy(Element.Methods.Simulated,HTMLElement.prototype,true);copy(Form.Methods,HTMLFormElement.prototype);[HTMLInputElement,HTMLTextAreaElement,HTMLSelectElement].each(function(klass){copy(Form.Element.Methods,klass.prototype);});_nativeExtensions=true;}}
+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){var tagName=this.element.tagName.toUpperCase();if(['TBODY','TR'].include(tagName)){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($A(this).concat(classNameToAdd).join(' '));},remove:function(classNameToRemove){if(!this.include(classNameToRemove))return;this.set($A(this).without(classNameToRemove).join(' '));},toString:function(){return $A(this).join(' ');}};Object.extend(Element.ClassNames.prototype,Enumerable);var Selector=Class.create();Selector.prototype={initialize:function(expression){this.expression=expression.strip();this.compileMatcher();},compileMatcher:function(){if(Prototype.BrowserFeatures.XPath&&!(/\[[\w-]*?:/).test(this.expression))
-return this.compileXPathMatcher();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(typeof c[i]=='function'?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,p,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(typeof x[i]=='function'?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;if(this.xpath)return document._getElementsByXPath(this.xpath,root);return this.matcher(root);},match:function(element){return this.findElements(document).include(element);},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:"[@#{1}]",attr:function(m){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(typeof h==='function')return h(m);return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);},operators:{'=':"[@#{1}='#{3}']",'!=':"[@#{1}!='#{3}']",'^=':"[starts-with(@#{1}, '#{3}')]",'$=':"[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",'*=':"[contains(@#{1}, '#{3}')]",'~=':"[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",'|=':"[contains(concat('-', @#{1}, '-'), '-#{3}-')]"},pseudos:{'first-child':'[not(preceding-sibling::*)]','last-child':'[not(following-sibling::*)]','only-child':'[not(preceding-sibling::* or following-sibling::*)]','empty':"[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",'checked':"[@checked]",'disabled':"[@disabled]",'enabled':"[not(@disabled)]",'not':function(m){if(!m[6])return'';var p=Selector.patterns,x=Selector.xpath;for(var i in p){if(mm=m[6].match(p[i])){var ss=typeof x[i]=='function'?x[i](mm):new Template(x[i]).evaluate(mm);m[6]=ss.substring(1,ss.length-1);break;}}
-return"[not("+m[6]+")]";},'nth-child':function(m){return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ",m);},'nth-last-child':function(m){return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ",m);},'nth-of-type':function(m){return Selector.xpath.pseudos.nth("position() ",m);},'nth-last-of-type':function(m){return Selector.xpath.pseudos.nth("(last() + 1 - position()) ",m);},'first-of-type':function(m){m[6]="1";return Selector.xpath.pseudos['nth-of-type'](m);},'last-of-type':function(m){m[6]="1";return Selector.xpath.pseudos['nth-last-of-type'](m);},'only-of-type':function(m){var p=Selector.xpath.pseudos;return p['first-of-type'](m)+p['last-of-type'](m);},nth:function(predicate,m){var mm,formula=m[6];if(formula=='even')formula='2n+0';if(formula=='odd')formula='2n+1';if(mm=formula.match(/^(\d+)$/))
-predicate+="= "+mm[1];if(mm=formula.match(/^(\d+)?n(\+(\d+))?/)){var a=mm[1]?Number(mm[1]):1;var b=mm[3]?Number(mm[3]):0;predicate+="mod "+a+" = "+b;}
-return"["+predicate+"]";}}},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 = false;',attr:function(m){m[3]=m[5]||m[6];return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);},pseudo:'n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;',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|$)/,attrPresence:/^\[([\w]+)\]/,attr:new RegExp(/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\]]*?)\4|([^'"][^\]]*?)))?\]/)},handlers:{concat:function(a,b){for(var i=0,node;node=b[i];i++)
-a.push(node);return a;},mark:function(nodes){for(var i=0,node;node=nodes[i];i++)
-node._counted=true;return nodes;},unmark:function(nodes){for(var i=0,node;node=nodes[i];i++)
-node._counted=undefined;return nodes;},index:function(parentNode,reverse,ofType){parentNode._counted=true;if(reverse){for(var nodes=parentNode.childNodes,i=nodes.length-1,j=1;i>=0;i--){node=nodes[i];if(node.nodeType==1&&(!ofType||node._counted))node.nodeIndex=j++;}}else{for(var i=0,j=1,nodes=parentNode.childNodes;node=nodes[i];i++)
-if(node.nodeType==1&&(!ofType||node._counted))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])._counted){n._counted=true;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,Element.descendants(node));return results;},child:function(nodes){var h=Selector.handlers;for(var i=0,results=[],node;node=nodes[i];i++)
-h.concat(results,Element.immediateDescendants(node));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){tagName=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()==tagName)results.push(node);return results;}else return root.getElementsByTagName(tagName);},id:function(nodes,root,id,combinator){var targetNode=$(id),h=Selector.handlers;if(!nodes&&root==document)return targetNode?[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){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){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(combinator)nodes=this[combinator](nodes);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);},nth:function(nodes,formula,root,reverse,ofType){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._counted){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+))?$/)){var a=m[1]?Number(m[1]):1;var b=m[3]?Number(m[3]):0;for(var i=0,node;node=nodes[i];i++)
-if(node.nodeIndex%a==b)results.push(node);}
-h.unmark(nodes);h.unmark(indexed);return results;},'empty':function(nodes,value,root){for(var i=0,results=[],node;node=nodes[i];i++){if(node.tagName=='!'||(node.firstChild&&!node.innerHTML.match(/^\s*$/)))continue;results.push(node);}
-return results;},'not':function(nodes,selector,root){var h=Selector.handlers,exclusions=$A(nodes),selectorType,m;for(var i in Selector.patterns){if(m=selector.match(Selector.patterns[i])){selectorType=i;break;}}
-switch(selectorType){case'className':case'tagName':case'id':case'attrPresence':exclusions=h[selectorType](exclusions,root,m[1],false);break;case'attr':m[3]=m[5]||m[6];exclusions=h.attr(exclusions,root,m[1],m[3],m[2]);break;case'pseudo':exclusions=h.pseudo(exclusions,m[1],m[6],root,false);break;default:throw'Illegal selector in :not clause.';}
-h.mark(exclusions);for(var i=0,results=[],node;node=nodes[i];i++)
-if(!node._counted)results.push(node);h.unmark(exclusions);return results;},'enabled':function(nodes,value,root){for(var i=0,results=[],node;node=nodes[i];i++)
-if(!node.disabled)results.push(node);return results;},'disabled':function(nodes,value,root){for(var i=0,results=[],node;node=nodes[i];i++)
-if(node.disabled)results.push(node);return results;},'checked':function(nodes,value,root){for(var i=0,results=[],node;node=nodes[i];i++)
-if(node.checked)results.push(node);return results;}},operators:{'=':function(nv,v){return nv==v;},'!=':function(nv,v){return nv!=v;},'^=':function(nv,v){return nv.startsWith(v);},'$=':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()+'-');}},matchElements:function(elements,expression){var matches=new Selector(expression).findElements(),h=Selector.handlers;h.mark(matches);for(var i=0,results=[],element;element=elements[i];i++)
-if(element._counted)results.push(element);h.unmark(matches);return results;},findElement:function(elements,expression,index){if(typeof expression=='number'){index=expression;expression=false;}
-return Selector.matchElements(elements,expression||'*')[index||0];},findChildElements:function(element,expressions){var exprs=expressions.join(','),expressions=[];exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/,function(m){expressions.push(m[1].strip());});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;}});function $$(){return Selector.findChildElements(document,$A(arguments));}
-var Form={reset:function(form){$(form).reset();return form;},serializeElements:function(elements,getHash){var data=elements.inject({},function(result,element){if(!element.disabled&&element.name){var key=element.name,value=$(element).getValue();if(value!=null){if(key in result){if(result[key].constructor!=Array)result[key]=[result[key]];result[key].push(value);}
+var Insertion=new Object();Insertion.Before=Class.create();Insertion.Before.prototype=Object.extend(new Abstract.Insertion('beforeBegin'),{initializeRange:function(){this.range.setStartBefore(this.element);},insertContent:function(fragments){fragments.each((function(fragment){this.element.parentNode.insertBefore(fragment,this.element);}).bind(this));}});Insertion.Top=Class.create();Insertion.Top.prototype=Object.extend(new Abstract.Insertion('afterBegin'),{initializeRange:function(){this.range.selectNodeContents(this.element);this.range.collapse(true);},insertContent:function(fragments){fragments.reverse(false).each((function(fragment){this.element.insertBefore(fragment,this.element.firstChild);}).bind(this));}});Insertion.Bottom=Class.create();Insertion.Bottom.prototype=Object.extend(new Abstract.Insertion('beforeEnd'),{initializeRange:function(){this.range.selectNodeContents(this.element);this.range.collapse(this.element);},insertContent:function(fragments){fragments.each((function(fragment){this.element.appendChild(fragment);}).bind(this));}});Insertion.After=Class.create();Insertion.After.prototype=Object.extend(new Abstract.Insertion('afterEnd'),{initializeRange:function(){this.range.setStartAfter(this.element);},insertContent:function(fragments){fragments.each((function(fragment){this.element.parentNode.insertBefore(fragment,this.element.nextSibling);}).bind(this));}});Element.ClassNames=Class.create();Element.ClassNames.prototype={initialize:function(element){this.element=$(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($A(this).concat(classNameToAdd).join(' '));},remove:function(classNameToRemove){if(!this.include(classNameToRemove))return;this.set($A(this).without(classNameToRemove).join(' '));},toString:function(){return $A(this).join(' ');}};Object.extend(Element.ClassNames.prototype,Enumerable);var Selector=Class.create();Selector.prototype={initialize:function(expression){this.params={classNames:[]};this.expression=expression.toString().strip();this.parseExpression();this.compileMatcher();},parseExpression:function(){function abort(message){throw'Parse error in selector: '+message;}
+if(this.expression=='')abort('empty expression');var params=this.params,expr=this.expression,match,modifier,clause,rest;while(match=expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)){params.attributes=params.attributes||[];params.attributes.push({name:match[2],operator:match[3],value:match[4]||match[5]||''});expr=match[1];}
+if(expr=='*')return this.params.wildcard=true;while(match=expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)){modifier=match[1],clause=match[2],rest=match[3];switch(modifier){case'#':params.id=clause;break;case'.':params.classNames.push(clause);break;case'':case undefined:params.tagName=clause.toUpperCase();break;default:abort(expr.inspect());}
+expr=rest;}
+if(expr.length>0)abort(expr.inspect());},buildMatchExpression:function(){var params=this.params,conditions=[],clause;if(params.wildcard)
+conditions.push('true');if(clause=params.id)
+conditions.push('element.readAttribute("id") == '+clause.inspect());if(clause=params.tagName)
+conditions.push('element.tagName.toUpperCase() == '+clause.inspect());if((clause=params.classNames).length>0)
+for(var i=0,length=clause.length;i<length;i++)
+conditions.push('element.hasClassName('+clause[i].inspect()+')');if(clause=params.attributes){clause.each(function(attribute){var value='element.readAttribute('+attribute.name.inspect()+')';var splitValueBy=function(delimiter){return value+' && '+value+'.split('+delimiter.inspect()+')';}
+switch(attribute.operator){case'=':conditions.push(value+' == '+attribute.value.inspect());break;case'~=':conditions.push(splitValueBy(' ')+'.include('+attribute.value.inspect()+')');break;case'|=':conditions.push(splitValueBy('-')+'.first().toUpperCase() == '+attribute.value.toUpperCase().inspect());break;case'!=':conditions.push(value+' != '+attribute.value.inspect());break;case'':case undefined:conditions.push('element.hasAttribute('+attribute.name.inspect()+')');break;default:throw'Unknown operator '+attribute.operator+' in selector';}});}
+return conditions.join(' && ');},compileMatcher:function(){this.match=new Function('element','if (!element.tagName) return false; \
+      element = $(element); \
+      return '+this.buildMatchExpression());},findElements:function(scope){var element;if(element=$(this.params.id))
+if(this.match(element))
+if(!scope||Element.childOf(element,scope))
+return[element];scope=(scope||document).getElementsByTagName(this.params.tagName||'*');var results=[];for(var i=0,length=scope.length;i<length;i++)
+if(this.match(element=scope[i]))
+results.push(Element.extend(element));return results;},toString:function(){return this.expression;}}
+Object.extend(Selector,{matchElements:function(elements,expression){var selector=new Selector(expression);return elements.select(selector.match.bind(selector)).map(Element.extend);},findElement:function(elements,expression,index){if(typeof expression=='number')index=expression,expression=false;return Selector.matchElements(elements,expression||'*')[index||0];},findChildElements:function(element,expressions){return expressions.map(function(expression){return expression.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null],function(results,expr){var selector=new Selector(expr);return results.inject([],function(elements,result){return elements.concat(selector.findElements(result||element));});});}).flatten();}});function $$(){return Selector.findChildElements(document,$A(arguments));}
+var Form={reset:function(form){$(form).reset();return form;},serializeElements:function(elements,getHash){var data=elements.inject({},function(result,element){if(!element.disabled&&element.name){var key=element.name,value=$(element).getValue();if(value!=undefined){if(result[key]){if(result[key].constructor!=Array)result[key]=[result[key]];result[key].push(value);}
 else result[key]=value;}}
 return result;});return getHash?data:Hash.toQueryString(data);}};Form.Methods={serialize:function(form,getHash){return Form.serializeElements(Form.getElements(form),getHash);},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().each(function(element){element.blur();element.disabled='true';});return form;},enable:function(form){form=$(form);form.getElements().each(function(element){element.disabled='';});return form;},findFirstElement:function(form){return $(form).getElements().find(function(element){return element.type!='hidden'&&!element.disabled&&['input','select','textarea'].include(element.tagName.toLowerCase());});},focusFirstElement:function(form){form=$(form);form.findFirstElement().activate();return form;},request:function(form,options){form=$(form),options=Object.clone(options||{});var params=options.parameters;options.parameters=form.serialize(true);if(params){if(typeof params=='string')params=params.toQueryParams();Object.extend(options.parameters,params);}
-if(form.hasAttribute('method')&&!options.method)
-options.method=form.method;return new Ajax.Request(form.action,options);}}
+return matchingInputs;},disable:function(form){form=$(form);form.getElements().each(function(element){element.blur();element.disabled='true';});return form;},enable:function(form){form=$(form);form.getElements().each(function(element){element.disabled='';});return form;},findFirstElement:function(form){return $(form).getElements().find(function(element){return element.type!='hidden'&&!element.disabled&&['input','select','textarea'].include(element.tagName.toLowerCase());});},focusFirstElement:function(form){form=$(form);form.findFirstElement().activate();return form;}}
 Object.extend(Form,Form.Methods);Form.Element={focus:function(element){$(element).focus();return element;},select:function(element){$(element).select();return element;}}
 Form.Element.Methods={serialize:function(element){element=$(element);if(!element.disabled&&element.name){var value=element.getValue();if(value!=undefined){var pair={};pair[element.name]=value;return Hash.toQueryString(pair);}}
-return'';},getValue:function(element){element=$(element);var method=element.tagName.toLowerCase();return Form.Element.Serializers[method](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=$(element);element.blur();element.disabled=true;return element;},enable:function(element){element=$(element);element.disabled=false;return element;}}
-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)});var Field=Form.Element;var $F=Form.Element.getValue;Form.Element.Serializers={input:function(element){switch(element.type.toLowerCase()){case'checkbox':case'radio':return Form.Element.Serializers.inputSelector(element);default:return Form.Element.Serializers.textarea(element);}},inputSelector:function(element){return element.checked?element.value:null;},textarea:function(element){return element.value;},select:function(element){return this[element.type=='select-one'?'selectOne':'selectMany'](element);},selectOne:function(element){var index=element.selectedIndex;return index>=0?this.optionValue(element.options[index]):null;},selectMany:function(element){var values,length=element.length;if(!length)return null;for(var i=0,values=[];i<length;i++){var opt=element.options[i];if(opt.selected)values.push(this.optionValue(opt));}
+return'';},getValue:function(element){element=$(element);var method=element.tagName.toLowerCase();return Form.Element.Serializers[method](element);},clear:function(element){$(element).value='';return element;},present:function(element){return $(element).value!='';},activate:function(element){element=$(element);element.focus();if(element.select&&(element.tagName.toLowerCase()!='input'||!['button','reset','submit'].include(element.type)))
+element.select();return element;},disable:function(element){element=$(element);element.disabled=true;return element;},enable:function(element){element=$(element);element.blur();element.disabled=false;return element;}}
+Object.extend(Form.Element,Form.Element.Methods);var Field=Form.Element;var $F=Form.Element.getValue;Form.Element.Serializers={input:function(element){switch(element.type.toLowerCase()){case'checkbox':case'radio':return Form.Element.Serializers.inputSelector(element);default:return Form.Element.Serializers.textarea(element);}},inputSelector:function(element){return element.checked?element.value:null;},textarea:function(element){return element.value;},select:function(element){return this[element.type=='select-one'?'selectOne':'selectMany'](element);},selectOne:function(element){var index=element.selectedIndex;return index>=0?this.optionValue(element.options[index]):null;},selectMany:function(element){var values,length=element.length;if(!length)return null;for(var i=0,values=[];i<length;i++){var opt=element.options[i];if(opt.selected)values.push(this.optionValue(opt));}
 return values;},optionValue:function(opt){return Element.extend(opt).hasAttribute('value')?opt.value:opt.text;}}
 Abstract.TimedObserver=function(){}
 Abstract.TimedObserver.prototype={initialize:function(element,frequency,callback){this.frequency=frequency;this.element=$(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();var changed=('string'==typeof this.lastValue&&'string'==typeof value?this.lastValue!=value:String(this.lastValue)!=String(value));if(changed){this.callback(this.element,value);this.lastValue=value;}}}
@@ -217,9 +165,9 @@ Object.extend(Event,{KEY_BACKSPACE:8,KEY_TAB:9,KEY_RETURN:13,KEY_ESC:27,KEY_LEFT
 (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,length=Event.observers.length;i<length;i++){Event.stopObserving.apply(this,Event.observers[i]);Event.observers[i][0]=null;}
-Event.observers=false;},observe:function(element,name,observer,useCapture){element=$(element);useCapture=useCapture||false;if(name=='keypress'&&(Prototype.Browser.WebKit||element.attachEvent))
-name='keydown';Event._observeAndCache(element,name,observer,useCapture);},stopObserving:function(element,name,observer,useCapture){element=$(element);useCapture=useCapture||false;if(name=='keypress'&&(Prototype.Browser.WebKit||element.attachEvent))
-name='keydown';if(element.removeEventListener){element.removeEventListener(name,observer,useCapture);}else if(element.detachEvent){try{element.detachEvent('on'+name,observer);}catch(e){}}}});if(Prototype.Browser.IE)
+Event.observers=false;},observe:function(element,name,observer,useCapture){element=$(element);useCapture=useCapture||false;if(name=='keypress'&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||element.attachEvent))
+name='keydown';Event._observeAndCache(element,name,observer,useCapture);},stopObserving:function(element,name,observer,useCapture){element=$(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){try{element.detachEvent('on'+name,observer);}catch(e){}}}});if(navigator.appVersion.match(/\bMSIE\b/))
 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){if(element.tagName=='BODY')break;var 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)
@@ -230,7 +178,7 @@ if(Element.getStyle(element,'position')=='absolute')break;}while(element=element
 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(Prototype.Browser.WebKit){Position.cumulativeOffset=function(element){var valueT=0,valueL=0;do{valueT+=element.offsetTop||0;valueL+=element.offsetLeft||0;if(element.offsetParent==document.body)
+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];}}
 Element.addMethods();var Builder={NODEMAP:{AREA:'map',CAPTION:'table',COL:'table',COLGROUP:'table',LEGEND:'fieldset',OPTGROUP:'select',OPTION:'select',PARAM:'object',TBODY:'table',TD:'table',TFOOT:'table',TH:'table',THEAD:'table',TR:'table'},node:function(elementName){elementName=elementName.toUpperCase();var parentTag=this.NODEMAP[elementName]||'div';var parentElement=document.createElement(parentTag);try{parentElement.innerHTML="<"+elementName+"></"+elementName+">";}catch(e){}
 var element=parentElement.firstChild||null;if(element&&(element.tagName.toUpperCase()!=elementName))
diff --git a/framework/Web/Javascripts/js/debug/prado.js b/framework/Web/Javascripts/js/debug/prado.js
index 12d790e6..e5e87616 100644
--- a/framework/Web/Javascripts/js/debug/prado.js
+++ b/framework/Web/Javascripts/js/debug/prado.js
@@ -1,26 +1,15 @@
-/*  Prototype JavaScript framework, version 1.5.1_rc2
+/*  Prototype JavaScript framework, version 1.5.0
  *  (c) 2005-2007 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/
+ *  For details, see the Prototype web site: http://prototype.conio.net/
  *
 /*--------------------------------------------------------------------------*/
 
 var Prototype = {
-  Version: '1.5.1_rc2',
-
-  Browser: {
-    IE:     !!(window.attachEvent && !window.opera),
-    Opera:  !!window.opera,
-    WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
-    Gecko:  navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1
-  },
+  Version: '1.5.0',
   BrowserFeatures: {
-    XPath: !!document.evaluate,
-    ElementExtensions: !!window.HTMLElement,
-    SpecificElementExtensions:
-      (document.createElement('div').__proto__ !==
-       document.createElement('form').__proto__)
+    XPath: !!document.evaluate
   },
 
   ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',
@@ -57,26 +46,6 @@ Object.extend(Object, {
     }
   },
 
-  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.ownerDocument === document) return;
-    var results = [];
-    for (var property in object) {
-      var value = Object.toJSON(object[property]);
-      if (value !== undefined)
-        results.push(property.toJSON() + ':' + value);
-    }
-    return '{' + results.join(',') + '}';
-  },
-
   keys: function(object) {
     var keys = [];
     for (var property in object)
@@ -112,7 +81,9 @@ Function.prototype.bindAsEventListener = function(object) {
 
 Object.extend(Number.prototype, {
   toColorPart: function() {
-    return this.toPaddedString(2, 16);
+    var digits = this.toString(16);
+    if (this < 16) return '0' + digits;
+    return digits;
   },
 
   succ: function() {
@@ -122,27 +93,9 @@ Object.extend(Number.prototype, {
   times: function(iterator) {
     $R(0, this, true).each(iterator);
     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';
   }
 });
 
-Date.prototype.toJSON = function() {
-  return '"' + this.getFullYear() + '-' +
-    (this.getMonth() + 1).toPaddedString(2) + '-' +
-    this.getDate().toPaddedString(2) + 'T' +
-    this.getHours().toPaddedString(2) + ':' +
-    this.getMinutes().toPaddedString(2) + ':' +
-    this.getSeconds().toPaddedString(2) + '"';
-};
-
 var Try = {
   these: function() {
     var returnValue;
@@ -192,19 +145,9 @@ PeriodicalExecuter.prototype = {
     }
   }
 }
-Object.extend(String, {
-  interpret: function(value) {
-    return value == null ? '' : String(value);
-  },
-  specialChar: {
-    '\b': '\\b',
-    '\t': '\\t',
-    '\n': '\\n',
-    '\f': '\\f',
-    '\r': '\\r',
-    '\\': '\\\\'
-  }
-});
+String.interpret = function(value){
+  return value == null ? '' : String(value);
+}
 
 Object.extend(String.prototype, {
   gsub: function(pattern, replacement) {
@@ -270,16 +213,17 @@ Object.extend(String.prototype, {
   },
 
   escapeHTML: function() {
-    var self = arguments.callee;
-    self.text.data = this;
-    return self.div.innerHTML;
+    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.length > 1 ?
-      $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
+      $A(div.childNodes).inject('',function(memo,node){ return memo+node.nodeValue }) :
       div.childNodes[0].nodeValue) : '';
   },
 
@@ -312,12 +256,6 @@ Object.extend(String.prototype, {
       String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
   },
 
-  times: function(count) {
-    var result = '';
-    for (var i = 0; i < count; i++) result += this;
-    return result;
-  },
-
   camelize: function() {
     var parts = this.split('-'), len = parts.length;
     if (len == 1) return parts[0];
@@ -332,7 +270,7 @@ Object.extend(String.prototype, {
     return camelized;
   },
 
-  capitalize: function() {
+  capitalize: function(){
     return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
   },
 
@@ -345,44 +283,11 @@ Object.extend(String.prototype, {
   },
 
   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);
-  },
-
-  evalJSON: function(sanitize) {
-    try {
-      if (!sanitize || (/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.test(this)))
-        return eval('(' + this + ')');
-    } catch (e) {}
-    throw new SyntaxError('Badly formated JSON string: ' + this.inspect());
-  },
-
-  include: function(pattern) {
-    return this.indexOf(pattern) > -1;
-  },
-
-  startsWith: function(pattern) {
-    return this.indexOf(pattern) == 0;
-  },
-
-  endsWith: function(pattern) {
-    return this.lastIndexOf(pattern) == (this.length - pattern.length);
-  },
-
-  empty: function() {
-    return this == '';
-  },
-
-  blank: function() {
-    return /^\s*$/.test(this);
+    var escapedString = this.replace(/\\/g, '\\\\');
+    if (useDoubleQuotes)
+      return '"' + escapedString.replace(/"/g, '\\"') + '"';
+    else
+      return "'" + escapedString.replace(/'/g, '\\\'') + "'";
   }
 });
 
@@ -394,13 +299,6 @@ String.prototype.gsub.prepareReplacement = function(replacement) {
 
 String.prototype.parseQuery = String.prototype.toQueryParams;
 
-Object.extend(String.prototype.escapeHTML, {
-  div:  document.createElement('div'),
-  text: document.createTextNode('')
-});
-
-with (String.prototype.escapeHTML) div.appendChild(text);
-
 var Template = Class.create();
 Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
 Template.prototype = {
@@ -426,7 +324,11 @@ var Enumerable = {
     var index = 0;
     try {
       this._each(function(value) {
-        iterator(value, index++);
+        try {
+          iterator(value, index++);
+        } catch (e) {
+          if (e != $continue) throw e;
+        }
       });
     } catch (e) {
       if (e != $break) throw e;
@@ -628,21 +530,6 @@ var $A = Array.from = function(iterable) {
   }
 }
 
-if (Prototype.Browser.WebKit) {
-  $A = Array.from = function(iterable) {
-    if (!iterable) return [];
-    if (!(typeof iterable == 'function' && iterable == '[object NodeList]') &&
-      iterable.toArray) {
-      return iterable.toArray();
-    } else {
-      var results = [];
-      for (var i = 0, length = iterable.length; i < length; i++)
-        results.push(iterable[i]);
-      return results;
-    }
-  }
-}
-
 Object.extend(Array.prototype, Enumerable);
 
 if (!Array.prototype._reverse)
@@ -701,11 +588,9 @@ Object.extend(Array.prototype, {
     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;
+  uniq: function() {
+    return this.inject([], function(array, value) {
+      return array.include(value) ? array : array.concat([value]);
     });
   },
 
@@ -719,32 +604,23 @@ Object.extend(Array.prototype, {
 
   inspect: function() {
     return '[' + this.map(Object.inspect).join(', ') + ']';
-  },
-
-  toJSON: function() {
-    var results = [];
-    this.each(function(object) {
-      var value = Object.toJSON(object);
-      if (value !== undefined) results.push(value);
-    });
-    return '[' + results.join(',') + ']';
   }
 });
 
 Array.prototype.toArray = Array.prototype.clone;
 
-function $w(string) {
+function $w(string){
   string = string.strip();
   return string ? string.split(/\s+/) : [];
 }
 
-if (Prototype.Browser.Opera){
-  Array.prototype.concat = function() {
+if(window.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 (arguments[i].constructor == Array) {
-        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
+    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(arguments[i].constructor == Array) {
+        for(var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
           array.push(arguments[i][j]);
       } else {
         array.push(arguments[i]);
@@ -753,48 +629,37 @@ if (Prototype.Browser.Opera){
     return array;
   }
 }
-var Hash = function(object) {
-  if (object instanceof Hash) this.merge(object);
-  else Object.extend(this, object || {});
+var Hash = function(obj) {
+  Object.extend(this, obj || {});
 };
 
 Object.extend(Hash, {
   toQueryString: function(obj) {
     var parts = [];
-    parts.add = arguments.callee.addPair;
 
-    this.prototype._each.call(obj, function(pair) {
+	  this.prototype._each.call(obj, function(pair) {
       if (!pair.key) return;
-      var value = pair.value;
 
-      if (value && typeof value == 'object') {
-        if (value.constructor == Array) value.each(function(value) {
-          parts.add(pair.key, value);
-        });
-        return;
+      if (pair.value && pair.value.constructor == Array) {
+        var values = pair.value.compact();
+        if (values.length < 2) pair.value = values.reduce();
+        else {
+        	key = encodeURIComponent(pair.key);
+          values.each(function(value) {
+            value = value != undefined ? encodeURIComponent(value) : '';
+            parts.push(key + '=' + encodeURIComponent(value));
+          });
+          return;
+        }
       }
-      parts.add(pair.key, value);
-    });
+      if (pair.value == undefined) pair[1] = '';
+      parts.push(pair.map(encodeURIComponent).join('='));
+	  });
 
     return parts.join('&');
-  },
-
-  toJSON: function(object) {
-    var results = [];
-    this.prototype._each.call(object, function(pair) {
-      var value = Object.toJSON(pair.value);
-      if (value !== undefined) results.push(pair.key.toJSON() + ':' + value);
-    });
-    return '{' + results.join(',') + '}';
   }
 });
 
-Hash.toQueryString.addPair = function(key, value, prefix) {
-  if (value == null) return;
-  key = encodeURIComponent(key);
-  this.push(key + '=' + (value == null ? '' : encodeURIComponent(value)));
-}
-
 Object.extend(Hash.prototype, Enumerable);
 Object.extend(Hash.prototype, {
   _each: function(iterator) {
@@ -848,36 +713,13 @@ Object.extend(Hash.prototype, {
     return '#<Hash:{' + this.map(function(pair) {
       return pair.map(Object.inspect).join(': ');
     }).join(', ') + '}>';
-  },
-
-  toJSON: function() {
-    return Hash.toJSON(this);
   }
 });
 
 function $H(object) {
-  if (object instanceof Hash) return object;
+  if (object && object.constructor == Hash) return object;
   return new Hash(object);
 };
-
-// Safari iterates over shadowed properties
-if (function() {
-  var i = 0, Test = function(value) { this.key = value };
-  Test.prototype.key = 'foo';
-  for (var property in new Test('bar')) i++;
-  return i > 1;
-}()) Hash.prototype._each = function(iterator) {
-  var cache = [];
-  for (var key in this) {
-    var value = this[key];
-    if ((value && value == Hash.prototype[key]) || cache.include(key)) continue;
-    cache.push(key);
-    var pair = [key, value];
-    pair.key = key;
-    pair.value = value;
-    iterator(pair);
-  }
-};
 ObjectRange = Class.create();
 Object.extend(ObjectRange.prototype, Enumerable);
 Object.extend(ObjectRange.prototype, {
@@ -992,7 +834,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
   request: function(url) {
     this.url = url;
     this.method = this.options.method;
-    var params = Object.clone(this.options.parameters);
+    var params = this.options.parameters;
 
     if (!['get', 'post'].include(this.method)) {
       // simulate other verbs over post
@@ -1000,15 +842,12 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
       this.method = 'post';
     }
 
-    this.parameters = params;
+    params = Hash.toQueryString(params);
+    if (params && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_='
 
-    if (params = Hash.toQueryString(params)) {
-      // when GET, append parameters to URL
-      if (this.method == 'get')
-        this.url += (this.url.include('?') ? '&' : '?') + params;
-      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
-        params += '&_=';
-    }
+    // when GET, append parameters to URL
+    if (this.method == 'get' && params)
+      this.url += (this.url.indexOf('?') > -1 ? '&' : '?') + params;
 
     try {
       Ajax.Responders.dispatch('onCreate', this, this.transport);
@@ -1022,8 +861,9 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
       this.transport.onreadystatechange = this.onStateChange.bind(this);
       this.setRequestHeaders();
 
-      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
-      this.transport.send(this.body);
+      var body = this.method == 'post' ? (this.options.postBody || params) : null;
+
+      this.transport.send(body);
 
       /* Force Firefox to handle ready state 4 for synchronous requests */
       if (!this.options.asynchronous && this.transport.overrideMimeType)
@@ -1243,52 +1083,50 @@ if (Prototype.BrowserFeatures.XPath) {
       results.push(query.snapshotItem(i));
     return results;
   };
+}
 
-  document.getElementsByClassName = function(className, parentElement) {
+document.getElementsByClassName = function(className, parentElement) {
+  if (Prototype.BrowserFeatures.XPath) {
     var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
     return document._getElementsByXPath(q, parentElement);
+  } else {
+    var children = ($(parentElement) || document.body).getElementsByTagName('*');
+    var elements = [], child;
+    for (var i = 0, length = children.length; i < length; i++) {
+      child = children[i];
+      if (Element.hasClassName(child, className))
+        elements.push(Element.extend(child));
+    }
+    return elements;
   }
-
-} else document.getElementsByClassName = function(className, parentElement) {
-  var children = ($(parentElement) || document.body).getElementsByTagName('*');
-  var elements = [], child;
-  for (var i = 0, length = children.length; i < length; i++) {
-    child = children[i];
-    if (Element.hasClassName(child, className))
-      elements.push(Element.extend(child));
-  }
-  return elements;
 };
 
 /*--------------------------------------------------------------------------*/
 
-if (!window.Element) var Element = {};
+if (!window.Element)
+  var Element = new Object();
 
 Element.extend = function(element) {
-  var F = Prototype.BrowserFeatures;
-  if (!element || !element.tagName || element.nodeType == 3 ||
-   element._extended || F.SpecificElementExtensions || element == window)
-    return element;
+  if (!element || _nativeExtensions || element.nodeType == 3) return element;
 
-  var methods = {}, tagName = element.tagName, cache = Element.extend.cache,
-   T = Element.Methods.ByTag;
+  if (!element._extended && element.tagName && element != window) {
+    var methods = Object.clone(Element.Methods), cache = Element.extend.cache;
 
-  // extend methods for all tags (Safari doesn't need this)
-  if (!F.ElementExtensions) {
-    Object.extend(methods, Element.Methods),
-    Object.extend(methods, Element.Methods.Simulated);
-  }
+    if (element.tagName == 'FORM')
+      Object.extend(methods, Form.Methods);
+    if (['INPUT', 'TEXTAREA', 'SELECT'].include(element.tagName))
+      Object.extend(methods, Form.Element.Methods);
 
-  // extend methods for specific tags
-  if (T[tagName]) Object.extend(methods, T[tagName]);
+    Object.extend(methods, Element.Methods.Simulated);
 
-  for (var property in methods) {
-    var value = methods[property];
-    if (typeof value == 'function' && !(property in element))
-      element[property] = cache.findOrStore(value);
+    for (var property in methods) {
+      var value = methods[property];
+      if (typeof value == 'function' && !(property in element))
+        element[property] = cache.findOrStore(value);
+    }
   }
 
-  element._extended = Prototype.emptyFunction;
+  element._extended = true;
   return element;
 };
 
@@ -1374,7 +1212,7 @@ Element.Methods = {
   },
 
   descendants: function(element) {
-    return $A($(element).getElementsByTagName('*')).each(Element.extend);
+    return $A($(element).getElementsByTagName('*'));
   },
 
   immediateDescendants: function(element) {
@@ -1404,27 +1242,19 @@ Element.Methods = {
   },
 
   up: function(element, expression, index) {
-    var ancestors = $(element).ancestors();
-    return expression ? Selector.findElement(ancestors, expression, index) :
-      ancestors[index || 0];
+    return Selector.findElement($(element).ancestors(), expression, index);
   },
 
   down: function(element, expression, index) {
-    var descendants = $(element).descendants();
-    return expression ? Selector.findElement(descendants, expression, index) :
-      descendants[index || 0];
+    return Selector.findElement($(element).descendants(), expression, index);
   },
 
   previous: function(element, expression, index) {
-    var previousSiblings = $(element).previousSiblings();
-    return expression ? Selector.findElement(previousSiblings, expression, index) :
-      previousSiblings[index || 0];
+    return Selector.findElement($(element).previousSiblings(), expression, index);
   },
 
   next: function(element, expression, index) {
-    var nextSiblings = $(element).nextSiblings();
-    return expression ? Selector.findElement(nextSiblings, expression, index) :
-      nextSiblings[index || 0];
+    return Selector.findElement($(element).nextSiblings(), expression, index);
   },
 
   getElementsBySelector: function() {
@@ -1438,13 +1268,12 @@ Element.Methods = {
 
   readAttribute: function(element, name) {
     element = $(element);
-    if (Prototype.Browser.IE) {
-      if (!element.attributes) return null;
+    if (document.all && !window.opera) {
       var t = Element._attributeTranslations;
       if (t.values[name]) return t.values[name](element, name);
       if (t.names[name])  name = t.names[name];
       var attribute = element.attributes[name];
-      return attribute ? attribute.nodeValue : null;
+      if(attribute) return attribute.nodeValue;
     }
     return element.getAttribute(name);
   },
@@ -1513,7 +1342,7 @@ Element.Methods = {
   },
 
   empty: function(element) {
-    return $(element).innerHTML.blank();
+    return $(element).innerHTML.match(/^\s*$/);
   },
 
   descendantOf: function(element, ancestor) {
@@ -1532,38 +1361,55 @@ Element.Methods = {
 
   getStyle: function(element, style) {
     element = $(element);
-    style = style == 'float' ? 'cssFloat' : style.camelize();
+    if (['float','cssFloat'].include(style))
+      style = (typeof element.style.styleFloat != 'undefined' ? 'styleFloat' : 'cssFloat');
+    style = style.camelize();
     var value = element.style[style];
     if (!value) {
-      var css = document.defaultView.getComputedStyle(element, null);
-      value = css ? css[style] : null;
+      if (document.defaultView && document.defaultView.getComputedStyle) {
+        var css = document.defaultView.getComputedStyle(element, null);
+        value = css ? css[style] : null;
+      } else if (element.currentStyle) {
+        value = element.currentStyle[style];
+      }
     }
-    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, camelized) {
-    element = $(element);
-    var elementStyle = element.style;
-
-    for (var property in styles)
-      if (property == 'opacity') element.setOpacity(styles[property])
-      else
-        elementStyle[(property == 'float' || property == 'cssFloat') ?
-          (elementStyle.styleFloat === undefined ? 'cssFloat' : 'styleFloat') :
-          (camelized ? property : property.camelize())] = styles[property];
+    if((value == 'auto') && ['width','height'].include(style) && (element.getStyle('display') != 'none'))
+      value = element['offset'+style.capitalize()] + 'px';
 
-    return element;
+    if (window.opera && ['left', 'top', 'right', 'bottom'].include(style))
+      if (Element.getStyle(element, 'position') == 'static') value = 'auto';
+    if(style == 'opacity') {
+      if(value) return parseFloat(value);
+      if(value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
+        if(value[1]) return parseFloat(value[1]) / 100;
+      return 1.0;
+    }
+    return value == 'auto' ? null : value;
   },
 
-  setOpacity: function(element, value) {
+  setStyle: function(element, style) {
     element = $(element);
-    element.style.opacity = (value == 1 || value === '') ? '' :
-      (value < 0.00001) ? 0 : value;
+    for (var name in style) {
+      var value = style[name];
+      if(name == 'opacity') {
+        if (value == 1) {
+          value = (/Gecko/.test(navigator.userAgent) &&
+            !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0;
+          if(/MSIE/.test(navigator.userAgent) && !window.opera)
+            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');
+        } else if(value == '') {
+          if(/MSIE/.test(navigator.userAgent) && !window.opera)
+            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');
+        } else {
+          if(value < 0.00001) value = 0;
+          if(/MSIE/.test(navigator.userAgent) && !window.opera)
+            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') +
+              'alpha(opacity='+value*100+')';
+        }
+      } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat';
+      element.style[name.camelize()] = value;
+    }
     return element;
   },
 
@@ -1639,53 +1485,59 @@ Element.Methods = {
 
 Object.extend(Element.Methods, {childOf: Element.Methods.descendantOf});
 
-if (Prototype.Browser.Opera) {
-  Element.Methods._getStyle = Element.Methods.getStyle;
-  Element.Methods.getStyle = function(element, style) {
-    switch(style) {
-      case 'left':
-      case 'top':
-      case 'right':
-      case 'bottom':
-        if (Element._getStyle(element, 'position') == 'static') return null;
-      default: return Element._getStyle(element, style);
-    }
-  };
-}
-else if (Prototype.Browser.IE) {
-  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];
+Element._attributeTranslations = {};
+
+Element._attributeTranslations.names = {
+  colspan:   "colSpan",
+  rowspan:   "rowSpan",
+  valign:    "vAlign",
+  datetime:  "dateTime",
+  accesskey: "accessKey",
+  tabindex:  "tabIndex",
+  enctype:   "encType",
+  maxlength: "maxLength",
+  readonly:  "readOnly",
+  longdesc:  "longDesc"
+};
 
-    if (style == 'opacity') {
-      if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
-        if (value[1]) return parseFloat(value[1]) / 100;
-      return 1.0;
-    }
+Element._attributeTranslations.values = {
+  _getAttr: function(element, attribute) {
+    return element.getAttribute(attribute, 2);
+  },
 
-    if (value == 'auto') {
-      if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
-        return element['offset'+style.capitalize()] + 'px';
-      return null;
-    }
-    return value;
-  };
+  _flag: function(element, attribute) {
+    return $(element).hasAttribute(attribute) ? attribute : null;
+  },
 
-  Element.Methods.setOpacity = function(element, value) {
-    element = $(element);
-    var filter = element.getStyle('filter'), style = element.style;
-    if (value == 1 || value === '') {
-      style.filter = filter.replace(/alpha\([^\)]*\)/gi,'');
-      return element;
-    } else if (value < 0.00001) value = 0;
-    style.filter = filter.replace(/alpha\([^\)]*\)/gi, '') +
-      'alpha(opacity=' + (value * 100) + ')';
-    return element;
-  };
+  style: function(element) {
+    return element.style.cssText.toLowerCase();
+  },
 
-  // IE is missing .innerHTML support for TABLE-related elements
+  title: function(element) {
+    var node = element.getAttributeNode('title');
+    return node.specified ? node.nodeValue : null;
+  }
+};
+
+Object.extend(Element._attributeTranslations.values, {
+  href: Element._attributeTranslations.values._getAttr,
+  src:  Element._attributeTranslations.values._getAttr,
+  disabled: Element._attributeTranslations.values._flag,
+  checked:  Element._attributeTranslations.values._flag,
+  readonly: Element._attributeTranslations.values._flag,
+  multiple: Element._attributeTranslations.values._flag
+});
+
+Element.Methods.Simulated = {
+  hasAttribute: function(element, attribute) {
+    var t = Element._attributeTranslations;
+    attribute = t.names[attribute] || attribute;
+    return $(element).getAttributeNode(attribute).specified;
+  }
+};
+
+// IE is missing .innerHTML support for TABLE-related elements
+if (document.all && !window.opera){
   Element.Methods.update = function(element, html) {
     element = $(element);
     html = typeof html == 'undefined' ? '' : html.toString();
@@ -1706,110 +1558,35 @@ else if (Prototype.Browser.IE) {
           div.innerHTML = '<table><tbody><tr><td>' +  html.stripScripts() + '</td></tr></tbody></table>';
           depth = 4;
       }
-      $A(element.childNodes).each(function(node) { element.removeChild(node) });
-      depth.times(function() { div = div.firstChild });
-      $A(div.childNodes).each(function(node) { element.appendChild(node) });
+      $A(element.childNodes).each(function(node){
+        element.removeChild(node)
+      });
+      depth.times(function(){ div = div.firstChild });
+
+      $A(div.childNodes).each(
+        function(node){ element.appendChild(node) });
     } else {
       element.innerHTML = html.stripScripts();
     }
-    setTimeout(function() { html.evalScripts() }, 10);
-    return element;
-  }
-}
-else if (Prototype.Browser.Gecko) {
-  Element.Methods.setOpacity = function(element, value) {
-    element = $(element);
-    element.style.opacity = (value == 1) ? 0.999999 :
-      (value === '') ? '' : (value < 0.00001) ? 0 : value;
+    setTimeout(function() {html.evalScripts()}, 10);
     return element;
-  };
-}
-
-Element._attributeTranslations = {
-  names: {
-    colspan:   "colSpan",
-    rowspan:   "rowSpan",
-    valign:    "vAlign",
-    datetime:  "dateTime",
-    accesskey: "accessKey",
-    tabindex:  "tabIndex",
-    enctype:   "encType",
-    maxlength: "maxLength",
-    readonly:  "readOnly",
-    longdesc:  "longDesc"
-  },
-  values: {
-    _getAttr: function(element, attribute) {
-      return element.getAttribute(attribute, 2);
-    },
-    _flag: function(element, attribute) {
-      return $(element).hasAttribute(attribute) ? attribute : null;
-    },
-    style: function(element) {
-      return element.style.cssText.toLowerCase();
-    },
-    title: function(element) {
-      var node = element.getAttributeNode('title');
-      return node.specified ? node.nodeValue : null;
-    }
   }
 };
 
-(function() {
-  Object.extend(this, {
-    href: this._getAttr,
-    src:  this._getAttr,
-    disabled: this._flag,
-    checked:  this._flag,
-    readonly: this._flag,
-    multiple: this._flag
-  });
-}).call(Element._attributeTranslations.values);
-
-Element.Methods.Simulated = {
-  hasAttribute: function(element, attribute) {
-    var t = Element._attributeTranslations, node;
-    attribute = t.names[attribute] || attribute;
-    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;
-}
+var _nativeExtensions = false;
 
-Element.hasAttribute = function(element, attribute) {
-  if (element.hasAttribute) return element.hasAttribute(attribute);
-  return Element.Methods.Simulated.hasAttribute(element, attribute);
-};
+if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+  ['', 'Form', 'Input', 'TextArea', 'Select'].each(function(tag) {
+    var className = 'HTML' + tag + 'Element';
+    if(window[className]) return;
+    var klass = window[className] = {};
+    klass.prototype = document.createElement(tag ? tag.toLowerCase() : 'div').__proto__;
+  });
 
 Element.addMethods = function(methods) {
-  var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
-  if (arguments.length == 2) {
-    var tagName = methods;
-    methods = arguments[1];
-  }
-
-  if (!tagName) Object.extend(Element.Methods, methods || {});
-  else {
-    if (tagName.constructor == Array) 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);
-  }
+  Object.extend(Element.Methods, methods || {});
 
   function copy(methods, destination, onlyIfAbsent) {
     onlyIfAbsent = onlyIfAbsent || false;
@@ -1821,46 +1598,19 @@ Element.addMethods = function(methods) {
     }
   }
 
-  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) {
+  if (typeof HTMLElement != 'undefined') {
     copy(Element.Methods, HTMLElement.prototype);
     copy(Element.Methods.Simulated, HTMLElement.prototype, true);
+    copy(Form.Methods, HTMLFormElement.prototype);
+    [HTMLInputElement, HTMLTextAreaElement, HTMLSelectElement].each(function(klass) {
+      copy(Form.Element.Methods, klass.prototype);
+    });
+    _nativeExtensions = true;
   }
+}
 
-  if (F.SpecificElementExtensions) {
-    for (var tag in Element.Methods.ByTag) {
-      var klass = findDOMClass(tag);
-      if (typeof klass == "undefined") continue;
-      copy(T[tag], klass.prototype);
-    }
-  }
-};
-
-var Toggle = { display: Element.toggle };
+var Toggle = new Object();
+Toggle.display = Element.toggle;
 
 /*--------------------------------------------------------------------------*/
 
@@ -1991,554 +1741,129 @@ Element.ClassNames.prototype = {
 };
 
 Object.extend(Element.ClassNames.prototype, Enumerable);
-/* 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();
-
 Selector.prototype = {
   initialize: function(expression) {
-    this.expression = expression.strip();
+    this.params = {classNames: []};
+    this.expression = expression.toString().strip();
+    this.parseExpression();
     this.compileMatcher();
   },
 
-  compileMatcher: function() {
-    // Selectors with namespaced attributes can't use the XPath version
-    if (Prototype.BrowserFeatures.XPath && !(/\[[\w-]*?:/).test(this.expression))
-      return this.compileXPathMatcher();
+  parseExpression: function() {
+    function abort(message) { throw 'Parse error in selector: ' + message; }
 
-    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
-        c = Selector.criteria, le, p, m;
+    if (this.expression == '')  abort('empty expression');
 
-    if (Selector._cache[e]) {
-      this.matcher = Selector._cache[e]; return;
+    var params = this.params, expr = this.expression, match, modifier, clause, rest;
+    while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) {
+      params.attributes = params.attributes || [];
+      params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''});
+      expr = match[1];
     }
-    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(typeof c[i] == 'function' ? c[i](m) :
-    	      new Template(c[i]).evaluate(m));
-          e = e.replace(m[0], '');
-          break;
-        }
+
+    if (expr == '*') return this.params.wildcard = true;
+
+    while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) {
+      modifier = match[1], clause = match[2], rest = match[3];
+      switch (modifier) {
+        case '#':       params.id = clause; break;
+        case '.':       params.classNames.push(clause); break;
+        case '':
+        case undefined: params.tagName = clause.toUpperCase(); break;
+        default:        abort(expr.inspect());
       }
+      expr = rest;
     }
 
-    this.matcher.push("return h.unique(n);\n}");
-    eval(this.matcher.join('\n'));
-    Selector._cache[this.expression] = this.matcher;
+    if (expr.length > 0) abort(expr.inspect());
   },
 
-  compileXPathMatcher: function() {
-    var e = this.expression, ps = Selector.patterns,
-        x = Selector.xpath, le, p, m;
+  buildMatchExpression: function() {
+    var params = this.params, conditions = [], clause;
 
-    if (Selector._cache[e]) {
-      this.xpath = Selector._cache[e]; return;
-    }
+    if (params.wildcard)
+      conditions.push('true');
+    if (clause = params.id)
+      conditions.push('element.readAttribute("id") == ' + clause.inspect());
+    if (clause = params.tagName)
+      conditions.push('element.tagName.toUpperCase() == ' + clause.inspect());
+    if ((clause = params.classNames).length > 0)
+      for (var i = 0, length = clause.length; i < length; i++)
+        conditions.push('element.hasClassName(' + clause[i].inspect() + ')');
+    if (clause = params.attributes) {
+      clause.each(function(attribute) {
+        var value = 'element.readAttribute(' + attribute.name.inspect() + ')';
+        var splitValueBy = function(delimiter) {
+          return value + ' && ' + value + '.split(' + delimiter.inspect() + ')';
+        }
 
-    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(typeof x[i] == 'function' ? x[i](m) :
-            new Template(x[i]).evaluate(m));
-          e = e.replace(m[0], '');
-          break;
+        switch (attribute.operator) {
+          case '=':       conditions.push(value + ' == ' + attribute.value.inspect()); break;
+          case '~=':      conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break;
+          case '|=':      conditions.push(
+                            splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect()
+                          ); break;
+          case '!=':      conditions.push(value + ' != ' + attribute.value.inspect()); break;
+          case '':
+          case undefined: conditions.push('element.hasAttribute(' + attribute.name.inspect() + ')'); break;
+          default:        throw 'Unknown operator ' + attribute.operator + ' in selector';
         }
-      }
+      });
     }
 
-    this.xpath = this.matcher.join('');
-    Selector._cache[this.expression] = this.xpath;
+    return conditions.join(' && ');
   },
 
-  findElements: function(root) {
-    root = root || document;
-    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
-    return this.matcher(root);
+  compileMatcher: function() {
+    this.match = new Function('element', 'if (!element.tagName) return false; \
+      element = $(element); \
+      return ' + this.buildMatchExpression());
   },
 
-  match: function(element) {
-    return this.findElements(document).include(element);
-  },
+  findElements: function(scope) {
+    var element;
 
-  toString: function() {
-    return this.expression;
-  },
+    if (element = $(this.params.id))
+      if (this.match(element))
+        if (!scope || Element.childOf(element, scope))
+          return [element];
 
-  inspect: function() {
-    return "#<Selector:" + this.expression.inspect() + ">";
-  }
-};
+    scope = (scope || document).getElementsByTagName(this.params.tagName || '*');
 
-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: "[@#{1}]",
-    attr: function(m) {
-      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 (typeof h === 'function') 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 or translate(text(), ' \t\r\n', '') = '')]",
-      'checked':     "[@checked]",
-      'disabled':    "[@disabled]",
-      'enabled':     "[not(@disabled)]",
-      'not': function(m) {
-        if (!m[6]) return '';
-        var p = Selector.patterns, x = Selector.xpath;
-        for (var i in p) {
-          if (mm = m[6].match(p[i])) {
-            var ss = typeof x[i] == 'function' ? x[i](mm) : new Template(x[i]).evaluate(mm);
-            m[6] = ss.substring(1, ss.length - 1);
-            break;
-          }
-        }
-        return "[not(" + m[6] + ")]";
-      },
-      '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(predicate, m) {
-        var mm, formula = m[6];
-        if (formula == 'even') formula = '2n+0';
-        if (formula == 'odd')  formula = '2n+1';
-        if (mm = formula.match(/^(\d+)$/)) // digit only
-          predicate += "= " + mm[1];
-        if (mm = formula.match(/^(\d+)?n(\+(\d+))?/)) { // an+b
-          var a = mm[1] ? Number(mm[1]) : 1;
-          var b = mm[3] ? Number(mm[3]) : 0;
-          predicate += "mod " + a + " = " + b;
-        }
-        return "[" + predicate + "]";
-      }
-    }
-  },
-
-  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 = false;',
-    attr: function(m) {
-      m[3] = m[5] || m[6];
-      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);
-    },
-    pseudo:       'n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;',
-    descendant:   'c = "descendant";',
-    child:        'c = "child";',
-    adjacent:     'c = "adjacent";',
-    laterSibling: 'c = "laterSibling";'
-  },
-
-  patterns: {
-    // combinators must be listed first
-    // (and descendant needs to be last combinator)
-    laterSibling: /^\s*~\s*/,
-    child:        /^\s*>\s*/,
-    adjacent:     /^\s*\+\s*/,
-    descendant:   /^\s/,
-
-    // selectors follow
-    tagName:      /^\s*(\*|[\w\-]+)(\b|$)?/,
-    id:           /^#([\w\-\*]+)(\b|$)/,
-    className:    /^\.([\w\-\*]+)(\b|$)/,
-    pseudo:       /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$)/,
-    attrPresence: /^\[([\w]+)\]/,
-    attr:         new RegExp(/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\]]*?)\4|([^'"][^\]]*?)))?\]/)
-  },
-
-  handlers: {
-    // UTILITY FUNCTIONS
-    // joins two collections
-    concat: function(a, b) {
-      for (var i = 0, node; node = b[i]; i++)
-        a.push(node);
-      return a;
-    },
-
-    // marks an array of nodes for counting
-    mark: function(nodes) {
-      for (var i = 0, node; node = nodes[i]; i++)
-        node._counted = true;
-      return nodes;
-    },
-
-    unmark: function(nodes) {
-      for (var i = 0, node; node = nodes[i]; i++)
-        node._counted = undefined;
-      return nodes;
-    },
-
-    // mark each child node with its position (for nth calls)
-    // "ofType" flag indicates whether we're indexing for nth-of-type
-    // rather than nth-child
-    index: function(parentNode, reverse, ofType) {
-      parentNode._counted = true;
-      if (reverse) {
-        for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
-          node = nodes[i];
-          if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
-        }
-      } else {
-        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
-          if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
-      }
-    },
-
-    // filters out duplicates and extends all nodes
-    unique: function(nodes) {
-      if (nodes.length == 0) return nodes;
-      var results = [], n;
-      for (var i = 0, l = nodes.length; i < l; i++)
-        if (!(n = nodes[i])._counted) {
-          n._counted = true;
-          results.push(Element.extend(n));
-        }
-      return Selector.handlers.unmark(results);
-    },
-
-    // COMBINATOR FUNCTIONS
-    descendant: function(nodes) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        h.concat(results, Element.descendants(node));
-      return results;
-    },
-
-    child: function(nodes) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        h.concat(results, Element.immediateDescendants(node));
-      return results;
-    },
-
-    adjacent: function(nodes) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        var next = this.nextElementSibling(node);
-        if (next) results.push(next);
-      }
-      return results;
-    },
-
-    laterSibling: function(nodes) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        h.concat(results, Element.nextSiblings(node));
-      return results;
-    },
-
-    nextElementSibling: function(node) {
-      while (node = node.nextSibling)
-	      if (node.nodeType == 1) return node;
-      return null;
-    },
-
-    previousElementSibling: function(node) {
-      while (node = node.previousSibling)
-        if (node.nodeType == 1) return node;
-      return null;
-    },
-
-    // TOKEN FUNCTIONS
-    tagName: function(nodes, root, tagName, combinator) {
-      tagName = tagName.toUpperCase();
-      var results = [], h = Selector.handlers;
-      if (nodes) {
-        if (combinator) {
-          // fastlane for ordinary descendant combinators
-          if (combinator == "descendant") {
-            for (var i = 0, node; node = nodes[i]; i++)
-              h.concat(results, node.getElementsByTagName(tagName));
-            return results;
-          } else nodes = this[combinator](nodes);
-          if (tagName == "*") return nodes;
-        }
-        for (var i = 0, node; node = nodes[i]; i++)
-          if (node.tagName.toUpperCase() == tagName) results.push(node);
-        return results;
-      } else return root.getElementsByTagName(tagName);
-    },
-
-    id: function(nodes, root, id, combinator) {
-      var targetNode = $(id), h = Selector.handlers;
-      if (!nodes && root == document) return targetNode ? [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) {
-      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) {
-      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 (combinator) nodes = this[combinator](nodes);
-      return Selector.pseudos[name](nodes, value, root);
-    }
-  },
+    var results = [];
+    for (var i = 0, length = scope.length; i < length; i++)
+      if (this.match(element = scope[i]))
+        results.push(Element.extend(element));
 
-  pseudos: {
-    'first-child': function(nodes, value, root) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        if (Selector.handlers.previousElementSibling(node)) continue;
-          results.push(node);
-      }
-      return results;
-    },
-    'last-child': function(nodes, value, root) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        if (Selector.handlers.nextElementSibling(node)) continue;
-          results.push(node);
-      }
-      return results;
-    },
-    'only-child': function(nodes, value, root) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
-          results.push(node);
-      return results;
-    },
-    'nth-child':        function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root);
-    },
-    'nth-last-child':   function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root, true);
-    },
-    'nth-of-type':      function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root, false, true);
-    },
-    'nth-last-of-type': function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root, true, true);
-    },
-    'first-of-type':    function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, "1", root, false, true);
-    },
-    'last-of-type':     function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, "1", root, true, true);
-    },
-    'only-of-type':     function(nodes, formula, root) {
-      var p = Selector.pseudos;
-      return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
-    },
-
-    // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
-    nth: function(nodes, formula, root, reverse, ofType) {
-      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._counted) {
-          h.index(node.parentNode, reverse, ofType);
-          indexed.push(node.parentNode);
-        }
-      }
-      if (formula.match(/^\d+$/)) { // just a number
-        formula = Number(formula);
-        for (var i = 0, node; node = nodes[i]; i++)
-          if (node.nodeIndex == formula) results.push(node);
-      } else if (m = formula.match(/^(\d+)?n(\+(\d+))?$/)) { // an+b
-        var a = m[1] ? Number(m[1]) : 1;
-        var b = m[3] ? Number(m[3]) : 0;
-        for (var i = 0, node; node = nodes[i]; i++)
-          if (node.nodeIndex % a == b) results.push(node);
-      }
-      h.unmark(nodes);
-      h.unmark(indexed);
-      return results;
-    },
-
-    'empty': function(nodes, value, root) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        // IE treats comments as element nodes
-        if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
-        results.push(node);
-      }
-      return results;
-    },
-
-    'not': function(nodes, selector, root) {
-      var h = Selector.handlers, exclusions = $A(nodes), selectorType, m;
-      for (var i in Selector.patterns) {
-        if (m = selector.match(Selector.patterns[i])) {
-          selectorType = i; break;
-        }
-      }
-      switch(selectorType) {
-        case 'className': case 'tagName': case 'id': // fallthroughs
-        case 'attrPresence': exclusions = h[selectorType](exclusions, root, m[1], false); break;
-        case 'attr': m[3] = m[5] || m[6]; exclusions = h.attr(exclusions, root, m[1], m[3], m[2]); break;
-        case 'pseudo': exclusions = h.pseudo(exclusions, m[1], m[6], root, false); break;
-        // only 'simple selectors' (one token) allowed in a :not clause
-        default: throw 'Illegal selector in :not clause.';
-      }
-      h.mark(exclusions);
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        if (!node._counted) 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) 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;
-    }
+    return results;
   },
 
-  operators: {
-    '=':  function(nv, v) { return nv == v; },
-    '!=': function(nv, v) { return nv != v; },
-    '^=': function(nv, v) { return nv.startsWith(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() + '-'); }
-  },
+  toString: function() {
+    return this.expression;
+  }
+}
 
+Object.extend(Selector, {
   matchElements: function(elements, expression) {
-    var matches = new Selector(expression).findElements(), h = Selector.handlers;
-    h.mark(matches);
-    for (var i = 0, results = [], element; element = elements[i]; i++)
-      if (element._counted) results.push(element);
-    h.unmark(matches);
-    return results;
+    var selector = new Selector(expression);
+    return elements.select(selector.match.bind(selector)).map(Element.extend);
   },
 
   findElement: function(elements, expression, index) {
-    if (typeof expression == 'number') {
-      index = expression; expression = false;
-    }
+    if (typeof expression == 'number') index = expression, expression = false;
     return Selector.matchElements(elements, expression || '*')[index || 0];
   },
 
   findChildElements: function(element, expressions) {
-    var exprs = expressions.join(','), expressions = [];
-    exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
-      expressions.push(m[1].strip());
-    });
-    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;
+    return expressions.map(function(expression) {
+      return expression.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null], function(results, expr) {
+        var selector = new Selector(expr);
+        return results.inject([], function(elements, result) {
+          return elements.concat(selector.findElements(result || element));
+        });
+      });
+    }).flatten();
   }
 });
 
@@ -2555,8 +1880,8 @@ var Form = {
     var data = elements.inject({}, function(result, element) {
       if (!element.disabled && element.name) {
         var key = element.name, value = $(element).getValue();
-        if (value != null) {
-         	if (key in result) {
+        if (value != undefined) {
+          if (result[key]) {
             if (result[key].constructor != Array) result[key] = [result[key]];
             result[key].push(value);
           }
@@ -2629,23 +1954,6 @@ Form.Methods = {
     form = $(form);
     form.findFirstElement().activate();
     return form;
-  },
-
-  request: function(form, options) {
-    form = $(form), options = Object.clone(options || {});
-
-    var params = options.parameters;
-    options.parameters = form.serialize(true);
-
-    if (params) {
-      if (typeof params == 'string') params = params.toQueryParams();
-      Object.extend(options.parameters, params);
-    }
-
-    if (form.hasAttribute('method') && !options.method)
-      options.method = form.method;
-
-    return new Ajax.Request(form.action, options);
   }
 }
 
@@ -2696,39 +2004,28 @@ Form.Element.Methods = {
 
   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) {}
+    element.focus();
+    if (element.select && ( element.tagName.toLowerCase() != 'input' ||
+      !['button', 'reset', 'submit'].include(element.type) ) )
+      element.select();
     return element;
   },
 
   disable: function(element) {
     element = $(element);
-    element.blur();
     element.disabled = true;
     return element;
   },
 
   enable: function(element) {
     element = $(element);
+    element.blur();
     element.disabled = false;
     return element;
   }
 }
 
 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)
-});
-
-/*--------------------------------------------------------------------------*/
-
 var Field = Form.Element;
 var $F = Form.Element.getValue;
 
@@ -2962,7 +2259,8 @@ Object.extend(Event, {
     useCapture = useCapture || false;
 
     if (name == 'keypress' &&
-      (Prototype.Browser.WebKit || element.attachEvent))
+        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
+        || element.attachEvent))
       name = 'keydown';
 
     Event._observeAndCache(element, name, observer, useCapture);
@@ -2973,7 +2271,8 @@ Object.extend(Event, {
     useCapture = useCapture || false;
 
     if (name == 'keypress' &&
-        (Prototype.Browser.WebKit || element.attachEvent))
+        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
+        || element.detachEvent))
       name = 'keydown';
 
     if (element.removeEventListener) {
@@ -2987,7 +2286,7 @@ Object.extend(Event, {
 });
 
 /* prevent memory leaks in IE */
-if (Prototype.Browser.IE)
+if (navigator.appVersion.match(/\bMSIE\b/))
   Event.observe(window, 'unload', Event.unloadCache, false);
 var Position = {
   // set to true if needed, warning: firefox performance problems
@@ -3101,7 +2400,7 @@ var Position = {
       valueL += element.offsetLeft || 0;
 
       // Safari fix
-      if (element.offsetParent == document.body)
+      if (element.offsetParent==document.body)
         if (Element.getStyle(element,'position')=='absolute') break;
 
     } while (element = element.offsetParent);
@@ -3197,7 +2496,7 @@ var Position = {
 // Safari returns margins on body which is incorrect if the child is absolutely
 // positioned.  For performance reasons, redefine Position.cumulativeOffset for
 // KHTML/WebKit only.
-if (Prototype.Browser.WebKit) {
+if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) {
   Position.cumulativeOffset = function(element) {
     var valueT = 0, valueL = 0;
     do {
diff --git a/framework/Web/Javascripts/prototype/prototype.js b/framework/Web/Javascripts/prototype/prototype.js
index 2a1fef0d..50582217 100644
--- a/framework/Web/Javascripts/prototype/prototype.js
+++ b/framework/Web/Javascripts/prototype/prototype.js
@@ -1,26 +1,15 @@
-/*  Prototype JavaScript framework, version 1.5.1_rc2
+/*  Prototype JavaScript framework, version 1.5.0
  *  (c) 2005-2007 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/
+ *  For details, see the Prototype web site: http://prototype.conio.net/
  *
 /*--------------------------------------------------------------------------*/
 
 var Prototype = {
-  Version: '1.5.1_rc2',
-
-  Browser: {
-    IE:     !!(window.attachEvent && !window.opera),
-    Opera:  !!window.opera,
-    WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
-    Gecko:  navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1
-  },
+  Version: '1.5.0',
   BrowserFeatures: {
-    XPath: !!document.evaluate,
-    ElementExtensions: !!window.HTMLElement,
-    SpecificElementExtensions:
-      (document.createElement('div').__proto__ !==
-       document.createElement('form').__proto__)
+    XPath: !!document.evaluate
   },
 
   ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',
@@ -57,26 +46,6 @@ Object.extend(Object, {
     }
   },
 
-  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.ownerDocument === document) return;
-    var results = [];
-    for (var property in object) {
-      var value = Object.toJSON(object[property]);
-      if (value !== undefined)
-        results.push(property.toJSON() + ':' + value);
-    }
-    return '{' + results.join(',') + '}';
-  },
-
   keys: function(object) {
     var keys = [];
     for (var property in object)
@@ -112,7 +81,9 @@ Function.prototype.bindAsEventListener = function(object) {
 
 Object.extend(Number.prototype, {
   toColorPart: function() {
-    return this.toPaddedString(2, 16);
+    var digits = this.toString(16);
+    if (this < 16) return '0' + digits;
+    return digits;
   },
 
   succ: function() {
@@ -122,27 +93,9 @@ Object.extend(Number.prototype, {
   times: function(iterator) {
     $R(0, this, true).each(iterator);
     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';
   }
 });
 
-Date.prototype.toJSON = function() {
-  return '"' + this.getFullYear() + '-' +
-    (this.getMonth() + 1).toPaddedString(2) + '-' +
-    this.getDate().toPaddedString(2) + 'T' +
-    this.getHours().toPaddedString(2) + ':' +
-    this.getMinutes().toPaddedString(2) + ':' +
-    this.getSeconds().toPaddedString(2) + '"';
-};
-
 var Try = {
   these: function() {
     var returnValue;
@@ -192,19 +145,9 @@ PeriodicalExecuter.prototype = {
     }
   }
 }
-Object.extend(String, {
-  interpret: function(value) {
-    return value == null ? '' : String(value);
-  },
-  specialChar: {
-    '\b': '\\b',
-    '\t': '\\t',
-    '\n': '\\n',
-    '\f': '\\f',
-    '\r': '\\r',
-    '\\': '\\\\'
-  }
-});
+String.interpret = function(value){
+  return value == null ? '' : String(value);
+}
 
 Object.extend(String.prototype, {
   gsub: function(pattern, replacement) {
@@ -270,16 +213,17 @@ Object.extend(String.prototype, {
   },
 
   escapeHTML: function() {
-    var self = arguments.callee;
-    self.text.data = this;
-    return self.div.innerHTML;
+    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.length > 1 ?
-      $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
+      $A(div.childNodes).inject('',function(memo,node){ return memo+node.nodeValue }) :
       div.childNodes[0].nodeValue) : '';
   },
 
@@ -312,12 +256,6 @@ Object.extend(String.prototype, {
       String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
   },
 
-  times: function(count) {
-    var result = '';
-    for (var i = 0; i < count; i++) result += this;
-    return result;
-  },
-
   camelize: function() {
     var parts = this.split('-'), len = parts.length;
     if (len == 1) return parts[0];
@@ -332,7 +270,7 @@ Object.extend(String.prototype, {
     return camelized;
   },
 
-  capitalize: function() {
+  capitalize: function(){
     return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
   },
 
@@ -345,44 +283,11 @@ Object.extend(String.prototype, {
   },
 
   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);
-  },
-
-  evalJSON: function(sanitize) {
-    try {
-      if (!sanitize || (/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.test(this)))
-        return eval('(' + this + ')');
-    } catch (e) {}
-    throw new SyntaxError('Badly formated JSON string: ' + this.inspect());
-  },
-
-  include: function(pattern) {
-    return this.indexOf(pattern) > -1;
-  },
-
-  startsWith: function(pattern) {
-    return this.indexOf(pattern) == 0;
-  },
-
-  endsWith: function(pattern) {
-    return this.lastIndexOf(pattern) == (this.length - pattern.length);
-  },
-
-  empty: function() {
-    return this == '';
-  },
-
-  blank: function() {
-    return /^\s*$/.test(this);
+    var escapedString = this.replace(/\\/g, '\\\\');
+    if (useDoubleQuotes)
+      return '"' + escapedString.replace(/"/g, '\\"') + '"';
+    else
+      return "'" + escapedString.replace(/'/g, '\\\'') + "'";
   }
 });
 
@@ -394,13 +299,6 @@ String.prototype.gsub.prepareReplacement = function(replacement) {
 
 String.prototype.parseQuery = String.prototype.toQueryParams;
 
-Object.extend(String.prototype.escapeHTML, {
-  div:  document.createElement('div'),
-  text: document.createTextNode('')
-});
-
-with (String.prototype.escapeHTML) div.appendChild(text);
-
 var Template = Class.create();
 Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
 Template.prototype = {
@@ -426,7 +324,11 @@ var Enumerable = {
     var index = 0;
     try {
       this._each(function(value) {
-        iterator(value, index++);
+        try {
+          iterator(value, index++);
+        } catch (e) {
+          if (e != $continue) throw e;
+        }
       });
     } catch (e) {
       if (e != $break) throw e;
@@ -628,21 +530,6 @@ var $A = Array.from = function(iterable) {
   }
 }
 
-if (Prototype.Browser.WebKit) {
-  $A = Array.from = function(iterable) {
-    if (!iterable) return [];
-    if (!(typeof iterable == 'function' && iterable == '[object NodeList]') &&
-      iterable.toArray) {
-      return iterable.toArray();
-    } else {
-      var results = [];
-      for (var i = 0, length = iterable.length; i < length; i++)
-        results.push(iterable[i]);
-      return results;
-    }
-  }
-}
-
 Object.extend(Array.prototype, Enumerable);
 
 if (!Array.prototype._reverse)
@@ -701,11 +588,9 @@ Object.extend(Array.prototype, {
     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;
+  uniq: function() {
+    return this.inject([], function(array, value) {
+      return array.include(value) ? array : array.concat([value]);
     });
   },
 
@@ -719,32 +604,23 @@ Object.extend(Array.prototype, {
 
   inspect: function() {
     return '[' + this.map(Object.inspect).join(', ') + ']';
-  },
-
-  toJSON: function() {
-    var results = [];
-    this.each(function(object) {
-      var value = Object.toJSON(object);
-      if (value !== undefined) results.push(value);
-    });
-    return '[' + results.join(',') + ']';
   }
 });
 
 Array.prototype.toArray = Array.prototype.clone;
 
-function $w(string) {
+function $w(string){
   string = string.strip();
   return string ? string.split(/\s+/) : [];
 }
 
-if (Prototype.Browser.Opera){
-  Array.prototype.concat = function() {
+if(window.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 (arguments[i].constructor == Array) {
-        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
+    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(arguments[i].constructor == Array) {
+        for(var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
           array.push(arguments[i][j]);
       } else {
         array.push(arguments[i]);
@@ -753,48 +629,37 @@ if (Prototype.Browser.Opera){
     return array;
   }
 }
-var Hash = function(object) {
-  if (object instanceof Hash) this.merge(object);
-  else Object.extend(this, object || {});
+var Hash = function(obj) {
+  Object.extend(this, obj || {});
 };
 
 Object.extend(Hash, {
   toQueryString: function(obj) {
     var parts = [];
-    parts.add = arguments.callee.addPair;
 
-    this.prototype._each.call(obj, function(pair) {
+	  this.prototype._each.call(obj, function(pair) {
       if (!pair.key) return;
-      var value = pair.value;
 
-      if (value && typeof value == 'object') {
-        if (value.constructor == Array) value.each(function(value) {
-          parts.add(pair.key, value);
-        });
-        return;
+      if (pair.value && pair.value.constructor == Array) {
+        var values = pair.value.compact();
+        if (values.length < 2) pair.value = values.reduce();
+        else {
+        	key = encodeURIComponent(pair.key);
+          values.each(function(value) {
+            value = value != undefined ? encodeURIComponent(value) : '';
+            parts.push(key + '=' + encodeURIComponent(value));
+          });
+          return;
+        }
       }
-      parts.add(pair.key, value);
-    });
+      if (pair.value == undefined) pair[1] = '';
+      parts.push(pair.map(encodeURIComponent).join('='));
+	  });
 
     return parts.join('&');
-  },
-
-  toJSON: function(object) {
-    var results = [];
-    this.prototype._each.call(object, function(pair) {
-      var value = Object.toJSON(pair.value);
-      if (value !== undefined) results.push(pair.key.toJSON() + ':' + value);
-    });
-    return '{' + results.join(',') + '}';
   }
 });
 
-Hash.toQueryString.addPair = function(key, value, prefix) {
-  if (value == null) return;
-  key = encodeURIComponent(key);
-  this.push(key + '=' + (value == null ? '' : encodeURIComponent(value)));
-}
-
 Object.extend(Hash.prototype, Enumerable);
 Object.extend(Hash.prototype, {
   _each: function(iterator) {
@@ -848,36 +713,13 @@ Object.extend(Hash.prototype, {
     return '#<Hash:{' + this.map(function(pair) {
       return pair.map(Object.inspect).join(': ');
     }).join(', ') + '}>';
-  },
-
-  toJSON: function() {
-    return Hash.toJSON(this);
   }
 });
 
 function $H(object) {
-  if (object instanceof Hash) return object;
+  if (object && object.constructor == Hash) return object;
   return new Hash(object);
 };
-
-// Safari iterates over shadowed properties
-if (function() {
-  var i = 0, Test = function(value) { this.key = value };
-  Test.prototype.key = 'foo';
-  for (var property in new Test('bar')) i++;
-  return i > 1;
-}()) Hash.prototype._each = function(iterator) {
-  var cache = [];
-  for (var key in this) {
-    var value = this[key];
-    if ((value && value == Hash.prototype[key]) || cache.include(key)) continue;
-    cache.push(key);
-    var pair = [key, value];
-    pair.key = key;
-    pair.value = value;
-    iterator(pair);
-  }
-};
 ObjectRange = Class.create();
 Object.extend(ObjectRange.prototype, Enumerable);
 Object.extend(ObjectRange.prototype, {
@@ -992,7 +834,7 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
   request: function(url) {
     this.url = url;
     this.method = this.options.method;
-    var params = Object.clone(this.options.parameters);
+    var params = this.options.parameters;
 
     if (!['get', 'post'].include(this.method)) {
       // simulate other verbs over post
@@ -1000,15 +842,12 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
       this.method = 'post';
     }
 
-    this.parameters = params;
+    params = Hash.toQueryString(params);
+    if (params && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_='
 
-    if (params = Hash.toQueryString(params)) {
-      // when GET, append parameters to URL
-      if (this.method == 'get')
-        this.url += (this.url.include('?') ? '&' : '?') + params;
-      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
-        params += '&_=';
-    }
+    // when GET, append parameters to URL
+    if (this.method == 'get' && params)
+      this.url += (this.url.indexOf('?') > -1 ? '&' : '?') + params;
 
     try {
       Ajax.Responders.dispatch('onCreate', this, this.transport);
@@ -1022,8 +861,9 @@ Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
       this.transport.onreadystatechange = this.onStateChange.bind(this);
       this.setRequestHeaders();
 
-      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
-      this.transport.send(this.body);
+      var body = this.method == 'post' ? (this.options.postBody || params) : null;
+
+      this.transport.send(body);
 
       /* Force Firefox to handle ready state 4 for synchronous requests */
       if (!this.options.asynchronous && this.transport.overrideMimeType)
@@ -1243,52 +1083,50 @@ if (Prototype.BrowserFeatures.XPath) {
       results.push(query.snapshotItem(i));
     return results;
   };
+}
 
-  document.getElementsByClassName = function(className, parentElement) {
+document.getElementsByClassName = function(className, parentElement) {
+  if (Prototype.BrowserFeatures.XPath) {
     var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
     return document._getElementsByXPath(q, parentElement);
+  } else {
+    var children = ($(parentElement) || document.body).getElementsByTagName('*');
+    var elements = [], child;
+    for (var i = 0, length = children.length; i < length; i++) {
+      child = children[i];
+      if (Element.hasClassName(child, className))
+        elements.push(Element.extend(child));
+    }
+    return elements;
   }
-
-} else document.getElementsByClassName = function(className, parentElement) {
-  var children = ($(parentElement) || document.body).getElementsByTagName('*');
-  var elements = [], child;
-  for (var i = 0, length = children.length; i < length; i++) {
-    child = children[i];
-    if (Element.hasClassName(child, className))
-      elements.push(Element.extend(child));
-  }
-  return elements;
 };
 
 /*--------------------------------------------------------------------------*/
 
-if (!window.Element) var Element = {};
+if (!window.Element)
+  var Element = new Object();
 
 Element.extend = function(element) {
-  var F = Prototype.BrowserFeatures;
-  if (!element || !element.tagName || element.nodeType == 3 ||
-   element._extended || F.SpecificElementExtensions || element == window)
-    return element;
+  if (!element || _nativeExtensions || element.nodeType == 3) return element;
 
-  var methods = {}, tagName = element.tagName, cache = Element.extend.cache,
-   T = Element.Methods.ByTag;
+  if (!element._extended && element.tagName && element != window) {
+    var methods = Object.clone(Element.Methods), cache = Element.extend.cache;
 
-  // extend methods for all tags (Safari doesn't need this)
-  if (!F.ElementExtensions) {
-    Object.extend(methods, Element.Methods),
-    Object.extend(methods, Element.Methods.Simulated);
-  }
+    if (element.tagName == 'FORM')
+      Object.extend(methods, Form.Methods);
+    if (['INPUT', 'TEXTAREA', 'SELECT'].include(element.tagName))
+      Object.extend(methods, Form.Element.Methods);
 
-  // extend methods for specific tags
-  if (T[tagName]) Object.extend(methods, T[tagName]);
+    Object.extend(methods, Element.Methods.Simulated);
 
-  for (var property in methods) {
-    var value = methods[property];
-    if (typeof value == 'function' && !(property in element))
-      element[property] = cache.findOrStore(value);
+    for (var property in methods) {
+      var value = methods[property];
+      if (typeof value == 'function' && !(property in element))
+        element[property] = cache.findOrStore(value);
+    }
   }
 
-  element._extended = Prototype.emptyFunction;
+  element._extended = true;
   return element;
 };
 
@@ -1374,7 +1212,7 @@ Element.Methods = {
   },
 
   descendants: function(element) {
-    return $A($(element).getElementsByTagName('*')).each(Element.extend);
+    return $A($(element).getElementsByTagName('*'));
   },
 
   immediateDescendants: function(element) {
@@ -1404,27 +1242,19 @@ Element.Methods = {
   },
 
   up: function(element, expression, index) {
-    var ancestors = $(element).ancestors();
-    return expression ? Selector.findElement(ancestors, expression, index) :
-      ancestors[index || 0];
+    return Selector.findElement($(element).ancestors(), expression, index);
   },
 
   down: function(element, expression, index) {
-    var descendants = $(element).descendants();
-    return expression ? Selector.findElement(descendants, expression, index) :
-      descendants[index || 0];
+    return Selector.findElement($(element).descendants(), expression, index);
   },
 
   previous: function(element, expression, index) {
-    var previousSiblings = $(element).previousSiblings();
-    return expression ? Selector.findElement(previousSiblings, expression, index) :
-      previousSiblings[index || 0];
+    return Selector.findElement($(element).previousSiblings(), expression, index);
   },
 
   next: function(element, expression, index) {
-    var nextSiblings = $(element).nextSiblings();
-    return expression ? Selector.findElement(nextSiblings, expression, index) :
-      nextSiblings[index || 0];
+    return Selector.findElement($(element).nextSiblings(), expression, index);
   },
 
   getElementsBySelector: function() {
@@ -1438,13 +1268,12 @@ Element.Methods = {
 
   readAttribute: function(element, name) {
     element = $(element);
-    if (Prototype.Browser.IE) {
-      if (!element.attributes) return null;
+    if (document.all && !window.opera) {
       var t = Element._attributeTranslations;
       if (t.values[name]) return t.values[name](element, name);
       if (t.names[name])  name = t.names[name];
       var attribute = element.attributes[name];
-      return attribute ? attribute.nodeValue : null;
+      if(attribute) return attribute.nodeValue;
     }
     return element.getAttribute(name);
   },
@@ -1513,7 +1342,7 @@ Element.Methods = {
   },
 
   empty: function(element) {
-    return $(element).innerHTML.blank();
+    return $(element).innerHTML.match(/^\s*$/);
   },
 
   descendantOf: function(element, ancestor) {
@@ -1532,38 +1361,55 @@ Element.Methods = {
 
   getStyle: function(element, style) {
     element = $(element);
-    style = style == 'float' ? 'cssFloat' : style.camelize();
+    if (['float','cssFloat'].include(style))
+      style = (typeof element.style.styleFloat != 'undefined' ? 'styleFloat' : 'cssFloat');
+    style = style.camelize();
     var value = element.style[style];
     if (!value) {
-      var css = document.defaultView.getComputedStyle(element, null);
-      value = css ? css[style] : null;
+      if (document.defaultView && document.defaultView.getComputedStyle) {
+        var css = document.defaultView.getComputedStyle(element, null);
+        value = css ? css[style] : null;
+      } else if (element.currentStyle) {
+        value = element.currentStyle[style];
+      }
     }
-    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, camelized) {
-    element = $(element);
-    var elementStyle = element.style;
-
-    for (var property in styles)
-      if (property == 'opacity') element.setOpacity(styles[property])
-      else
-        elementStyle[(property == 'float' || property == 'cssFloat') ?
-          (elementStyle.styleFloat === undefined ? 'cssFloat' : 'styleFloat') :
-          (camelized ? property : property.camelize())] = styles[property];
+    if((value == 'auto') && ['width','height'].include(style) && (element.getStyle('display') != 'none'))
+      value = element['offset'+style.capitalize()] + 'px';
 
-    return element;
+    if (window.opera && ['left', 'top', 'right', 'bottom'].include(style))
+      if (Element.getStyle(element, 'position') == 'static') value = 'auto';
+    if(style == 'opacity') {
+      if(value) return parseFloat(value);
+      if(value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
+        if(value[1]) return parseFloat(value[1]) / 100;
+      return 1.0;
+    }
+    return value == 'auto' ? null : value;
   },
 
-  setOpacity: function(element, value) {
+  setStyle: function(element, style) {
     element = $(element);
-    element.style.opacity = (value == 1 || value === '') ? '' :
-      (value < 0.00001) ? 0 : value;
+    for (var name in style) {
+      var value = style[name];
+      if(name == 'opacity') {
+        if (value == 1) {
+          value = (/Gecko/.test(navigator.userAgent) &&
+            !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0;
+          if(/MSIE/.test(navigator.userAgent) && !window.opera)
+            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');
+        } else if(value == '') {
+          if(/MSIE/.test(navigator.userAgent) && !window.opera)
+            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');
+        } else {
+          if(value < 0.00001) value = 0;
+          if(/MSIE/.test(navigator.userAgent) && !window.opera)
+            element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') +
+              'alpha(opacity='+value*100+')';
+        }
+      } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat';
+      element.style[name.camelize()] = value;
+    }
     return element;
   },
 
@@ -1639,53 +1485,59 @@ Element.Methods = {
 
 Object.extend(Element.Methods, {childOf: Element.Methods.descendantOf});
 
-if (Prototype.Browser.Opera) {
-  Element.Methods._getStyle = Element.Methods.getStyle;
-  Element.Methods.getStyle = function(element, style) {
-    switch(style) {
-      case 'left':
-      case 'top':
-      case 'right':
-      case 'bottom':
-        if (Element._getStyle(element, 'position') == 'static') return null;
-      default: return Element._getStyle(element, style);
-    }
-  };
-}
-else if (Prototype.Browser.IE) {
-  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];
+Element._attributeTranslations = {};
+
+Element._attributeTranslations.names = {
+  colspan:   "colSpan",
+  rowspan:   "rowSpan",
+  valign:    "vAlign",
+  datetime:  "dateTime",
+  accesskey: "accessKey",
+  tabindex:  "tabIndex",
+  enctype:   "encType",
+  maxlength: "maxLength",
+  readonly:  "readOnly",
+  longdesc:  "longDesc"
+};
 
-    if (style == 'opacity') {
-      if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
-        if (value[1]) return parseFloat(value[1]) / 100;
-      return 1.0;
-    }
+Element._attributeTranslations.values = {
+  _getAttr: function(element, attribute) {
+    return element.getAttribute(attribute, 2);
+  },
 
-    if (value == 'auto') {
-      if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
-        return element['offset'+style.capitalize()] + 'px';
-      return null;
-    }
-    return value;
-  };
+  _flag: function(element, attribute) {
+    return $(element).hasAttribute(attribute) ? attribute : null;
+  },
 
-  Element.Methods.setOpacity = function(element, value) {
-    element = $(element);
-    var filter = element.getStyle('filter'), style = element.style;
-    if (value == 1 || value === '') {
-      style.filter = filter.replace(/alpha\([^\)]*\)/gi,'');
-      return element;
-    } else if (value < 0.00001) value = 0;
-    style.filter = filter.replace(/alpha\([^\)]*\)/gi, '') +
-      'alpha(opacity=' + (value * 100) + ')';
-    return element;
-  };
+  style: function(element) {
+    return element.style.cssText.toLowerCase();
+  },
 
-  // IE is missing .innerHTML support for TABLE-related elements
+  title: function(element) {
+    var node = element.getAttributeNode('title');
+    return node.specified ? node.nodeValue : null;
+  }
+};
+
+Object.extend(Element._attributeTranslations.values, {
+  href: Element._attributeTranslations.values._getAttr,
+  src:  Element._attributeTranslations.values._getAttr,
+  disabled: Element._attributeTranslations.values._flag,
+  checked:  Element._attributeTranslations.values._flag,
+  readonly: Element._attributeTranslations.values._flag,
+  multiple: Element._attributeTranslations.values._flag
+});
+
+Element.Methods.Simulated = {
+  hasAttribute: function(element, attribute) {
+    var t = Element._attributeTranslations;
+    attribute = t.names[attribute] || attribute;
+    return $(element).getAttributeNode(attribute).specified;
+  }
+};
+
+// IE is missing .innerHTML support for TABLE-related elements
+if (document.all && !window.opera){
   Element.Methods.update = function(element, html) {
     element = $(element);
     html = typeof html == 'undefined' ? '' : html.toString();
@@ -1706,110 +1558,35 @@ else if (Prototype.Browser.IE) {
           div.innerHTML = '<table><tbody><tr><td>' +  html.stripScripts() + '</td></tr></tbody></table>';
           depth = 4;
       }
-      $A(element.childNodes).each(function(node) { element.removeChild(node) });
-      depth.times(function() { div = div.firstChild });
-      $A(div.childNodes).each(function(node) { element.appendChild(node) });
+      $A(element.childNodes).each(function(node){
+        element.removeChild(node)
+      });
+      depth.times(function(){ div = div.firstChild });
+
+      $A(div.childNodes).each(
+        function(node){ element.appendChild(node) });
     } else {
       element.innerHTML = html.stripScripts();
     }
-    setTimeout(function() { html.evalScripts() }, 10);
-    return element;
-  }
-}
-else if (Prototype.Browser.Gecko) {
-  Element.Methods.setOpacity = function(element, value) {
-    element = $(element);
-    element.style.opacity = (value == 1) ? 0.999999 :
-      (value === '') ? '' : (value < 0.00001) ? 0 : value;
+    setTimeout(function() {html.evalScripts()}, 10);
     return element;
-  };
-}
-
-Element._attributeTranslations = {
-  names: {
-    colspan:   "colSpan",
-    rowspan:   "rowSpan",
-    valign:    "vAlign",
-    datetime:  "dateTime",
-    accesskey: "accessKey",
-    tabindex:  "tabIndex",
-    enctype:   "encType",
-    maxlength: "maxLength",
-    readonly:  "readOnly",
-    longdesc:  "longDesc"
-  },
-  values: {
-    _getAttr: function(element, attribute) {
-      return element.getAttribute(attribute, 2);
-    },
-    _flag: function(element, attribute) {
-      return $(element).hasAttribute(attribute) ? attribute : null;
-    },
-    style: function(element) {
-      return element.style.cssText.toLowerCase();
-    },
-    title: function(element) {
-      var node = element.getAttributeNode('title');
-      return node.specified ? node.nodeValue : null;
-    }
   }
 };
 
-(function() {
-  Object.extend(this, {
-    href: this._getAttr,
-    src:  this._getAttr,
-    disabled: this._flag,
-    checked:  this._flag,
-    readonly: this._flag,
-    multiple: this._flag
-  });
-}).call(Element._attributeTranslations.values);
-
-Element.Methods.Simulated = {
-  hasAttribute: function(element, attribute) {
-    var t = Element._attributeTranslations, node;
-    attribute = t.names[attribute] || attribute;
-    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;
-}
+var _nativeExtensions = false;
 
-Element.hasAttribute = function(element, attribute) {
-  if (element.hasAttribute) return element.hasAttribute(attribute);
-  return Element.Methods.Simulated.hasAttribute(element, attribute);
-};
+if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+  ['', 'Form', 'Input', 'TextArea', 'Select'].each(function(tag) {
+    var className = 'HTML' + tag + 'Element';
+    if(window[className]) return;
+    var klass = window[className] = {};
+    klass.prototype = document.createElement(tag ? tag.toLowerCase() : 'div').__proto__;
+  });
 
 Element.addMethods = function(methods) {
-  var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
-  if (arguments.length == 2) {
-    var tagName = methods;
-    methods = arguments[1];
-  }
-
-  if (!tagName) Object.extend(Element.Methods, methods || {});
-  else {
-    if (tagName.constructor == Array) 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);
-  }
+  Object.extend(Element.Methods, methods || {});
 
   function copy(methods, destination, onlyIfAbsent) {
     onlyIfAbsent = onlyIfAbsent || false;
@@ -1821,46 +1598,19 @@ Element.addMethods = function(methods) {
     }
   }
 
-  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) {
+  if (typeof HTMLElement != 'undefined') {
     copy(Element.Methods, HTMLElement.prototype);
     copy(Element.Methods.Simulated, HTMLElement.prototype, true);
+    copy(Form.Methods, HTMLFormElement.prototype);
+    [HTMLInputElement, HTMLTextAreaElement, HTMLSelectElement].each(function(klass) {
+      copy(Form.Element.Methods, klass.prototype);
+    });
+    _nativeExtensions = true;
   }
+}
 
-  if (F.SpecificElementExtensions) {
-    for (var tag in Element.Methods.ByTag) {
-      var klass = findDOMClass(tag);
-      if (typeof klass == "undefined") continue;
-      copy(T[tag], klass.prototype);
-    }
-  }
-};
-
-var Toggle = { display: Element.toggle };
+var Toggle = new Object();
+Toggle.display = Element.toggle;
 
 /*--------------------------------------------------------------------------*/
 
@@ -1991,554 +1741,129 @@ Element.ClassNames.prototype = {
 };
 
 Object.extend(Element.ClassNames.prototype, Enumerable);
-/* 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();
-
 Selector.prototype = {
   initialize: function(expression) {
-    this.expression = expression.strip();
+    this.params = {classNames: []};
+    this.expression = expression.toString().strip();
+    this.parseExpression();
     this.compileMatcher();
   },
 
-  compileMatcher: function() {
-    // Selectors with namespaced attributes can't use the XPath version
-    if (Prototype.BrowserFeatures.XPath && !(/\[[\w-]*?:/).test(this.expression))
-      return this.compileXPathMatcher();
+  parseExpression: function() {
+    function abort(message) { throw 'Parse error in selector: ' + message; }
 
-    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
-        c = Selector.criteria, le, p, m;
+    if (this.expression == '')  abort('empty expression');
 
-    if (Selector._cache[e]) {
-      this.matcher = Selector._cache[e]; return;
+    var params = this.params, expr = this.expression, match, modifier, clause, rest;
+    while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) {
+      params.attributes = params.attributes || [];
+      params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''});
+      expr = match[1];
     }
-    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(typeof c[i] == 'function' ? c[i](m) :
-    	      new Template(c[i]).evaluate(m));
-          e = e.replace(m[0], '');
-          break;
-        }
+
+    if (expr == '*') return this.params.wildcard = true;
+
+    while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) {
+      modifier = match[1], clause = match[2], rest = match[3];
+      switch (modifier) {
+        case '#':       params.id = clause; break;
+        case '.':       params.classNames.push(clause); break;
+        case '':
+        case undefined: params.tagName = clause.toUpperCase(); break;
+        default:        abort(expr.inspect());
       }
+      expr = rest;
     }
 
-    this.matcher.push("return h.unique(n);\n}");
-    eval(this.matcher.join('\n'));
-    Selector._cache[this.expression] = this.matcher;
+    if (expr.length > 0) abort(expr.inspect());
   },
 
-  compileXPathMatcher: function() {
-    var e = this.expression, ps = Selector.patterns,
-        x = Selector.xpath, le, p, m;
+  buildMatchExpression: function() {
+    var params = this.params, conditions = [], clause;
 
-    if (Selector._cache[e]) {
-      this.xpath = Selector._cache[e]; return;
-    }
+    if (params.wildcard)
+      conditions.push('true');
+    if (clause = params.id)
+      conditions.push('element.readAttribute("id") == ' + clause.inspect());
+    if (clause = params.tagName)
+      conditions.push('element.tagName.toUpperCase() == ' + clause.inspect());
+    if ((clause = params.classNames).length > 0)
+      for (var i = 0, length = clause.length; i < length; i++)
+        conditions.push('element.hasClassName(' + clause[i].inspect() + ')');
+    if (clause = params.attributes) {
+      clause.each(function(attribute) {
+        var value = 'element.readAttribute(' + attribute.name.inspect() + ')';
+        var splitValueBy = function(delimiter) {
+          return value + ' && ' + value + '.split(' + delimiter.inspect() + ')';
+        }
 
-    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(typeof x[i] == 'function' ? x[i](m) :
-            new Template(x[i]).evaluate(m));
-          e = e.replace(m[0], '');
-          break;
+        switch (attribute.operator) {
+          case '=':       conditions.push(value + ' == ' + attribute.value.inspect()); break;
+          case '~=':      conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break;
+          case '|=':      conditions.push(
+                            splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect()
+                          ); break;
+          case '!=':      conditions.push(value + ' != ' + attribute.value.inspect()); break;
+          case '':
+          case undefined: conditions.push('element.hasAttribute(' + attribute.name.inspect() + ')'); break;
+          default:        throw 'Unknown operator ' + attribute.operator + ' in selector';
         }
-      }
+      });
     }
 
-    this.xpath = this.matcher.join('');
-    Selector._cache[this.expression] = this.xpath;
+    return conditions.join(' && ');
   },
 
-  findElements: function(root) {
-    root = root || document;
-    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
-    return this.matcher(root);
+  compileMatcher: function() {
+    this.match = new Function('element', 'if (!element.tagName) return false; \
+      element = $(element); \
+      return ' + this.buildMatchExpression());
   },
 
-  match: function(element) {
-    return this.findElements(document).include(element);
-  },
+  findElements: function(scope) {
+    var element;
 
-  toString: function() {
-    return this.expression;
-  },
+    if (element = $(this.params.id))
+      if (this.match(element))
+        if (!scope || Element.childOf(element, scope))
+          return [element];
 
-  inspect: function() {
-    return "#<Selector:" + this.expression.inspect() + ">";
-  }
-};
+    scope = (scope || document).getElementsByTagName(this.params.tagName || '*');
 
-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: "[@#{1}]",
-    attr: function(m) {
-      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 (typeof h === 'function') 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 or translate(text(), ' \t\r\n', '') = '')]",
-      'checked':     "[@checked]",
-      'disabled':    "[@disabled]",
-      'enabled':     "[not(@disabled)]",
-      'not': function(m) {
-        if (!m[6]) return '';
-        var p = Selector.patterns, x = Selector.xpath;
-        for (var i in p) {
-          if (mm = m[6].match(p[i])) {
-            var ss = typeof x[i] == 'function' ? x[i](mm) : new Template(x[i]).evaluate(mm);
-            m[6] = ss.substring(1, ss.length - 1);
-            break;
-          }
-        }
-        return "[not(" + m[6] + ")]";
-      },
-      '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(predicate, m) {
-        var mm, formula = m[6];
-        if (formula == 'even') formula = '2n+0';
-        if (formula == 'odd')  formula = '2n+1';
-        if (mm = formula.match(/^(\d+)$/)) // digit only
-          predicate += "= " + mm[1];
-        if (mm = formula.match(/^(\d+)?n(\+(\d+))?/)) { // an+b
-          var a = mm[1] ? Number(mm[1]) : 1;
-          var b = mm[3] ? Number(mm[3]) : 0;
-          predicate += "mod " + a + " = " + b;
-        }
-        return "[" + predicate + "]";
-      }
-    }
-  },
-
-  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 = false;',
-    attr: function(m) {
-      m[3] = m[5] || m[6];
-      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);
-    },
-    pseudo:       'n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;',
-    descendant:   'c = "descendant";',
-    child:        'c = "child";',
-    adjacent:     'c = "adjacent";',
-    laterSibling: 'c = "laterSibling";'
-  },
-
-  patterns: {
-    // combinators must be listed first
-    // (and descendant needs to be last combinator)
-    laterSibling: /^\s*~\s*/,
-    child:        /^\s*>\s*/,
-    adjacent:     /^\s*\+\s*/,
-    descendant:   /^\s/,
-
-    // selectors follow
-    tagName:      /^\s*(\*|[\w\-]+)(\b|$)?/,
-    id:           /^#([\w\-\*]+)(\b|$)/,
-    className:    /^\.([\w\-\*]+)(\b|$)/,
-    pseudo:       /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$)/,
-    attrPresence: /^\[([\w]+)\]/,
-    attr:         new RegExp(/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\]]*?)\4|([^'"][^\]]*?)))?\]/)
-  },
-
-  handlers: {
-    // UTILITY FUNCTIONS
-    // joins two collections
-    concat: function(a, b) {
-      for (var i = 0, node; node = b[i]; i++)
-        a.push(node);
-      return a;
-    },
-
-    // marks an array of nodes for counting
-    mark: function(nodes) {
-      for (var i = 0, node; node = nodes[i]; i++)
-        node._counted = true;
-      return nodes;
-    },
-
-    unmark: function(nodes) {
-      for (var i = 0, node; node = nodes[i]; i++)
-        node._counted = undefined;
-      return nodes;
-    },
-
-    // mark each child node with its position (for nth calls)
-    // "ofType" flag indicates whether we're indexing for nth-of-type
-    // rather than nth-child
-    index: function(parentNode, reverse, ofType) {
-      parentNode._counted = true;
-      if (reverse) {
-        for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
-          node = nodes[i];
-          if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
-        }
-      } else {
-        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
-          if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
-      }
-    },
-
-    // filters out duplicates and extends all nodes
-    unique: function(nodes) {
-      if (nodes.length == 0) return nodes;
-      var results = [], n;
-      for (var i = 0, l = nodes.length; i < l; i++)
-        if (!(n = nodes[i])._counted) {
-          n._counted = true;
-          results.push(Element.extend(n));
-        }
-      return Selector.handlers.unmark(results);
-    },
-
-    // COMBINATOR FUNCTIONS
-    descendant: function(nodes) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        h.concat(results, Element.descendants(node));
-      return results;
-    },
-
-    child: function(nodes) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        h.concat(results, Element.immediateDescendants(node));
-      return results;
-    },
-
-    adjacent: function(nodes) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        var next = this.nextElementSibling(node);
-        if (next) results.push(next);
-      }
-      return results;
-    },
-
-    laterSibling: function(nodes) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        h.concat(results, Element.nextSiblings(node));
-      return results;
-    },
-
-    nextElementSibling: function(node) {
-      while (node = node.nextSibling)
-	      if (node.nodeType == 1) return node;
-      return null;
-    },
-
-    previousElementSibling: function(node) {
-      while (node = node.previousSibling)
-        if (node.nodeType == 1) return node;
-      return null;
-    },
-
-    // TOKEN FUNCTIONS
-    tagName: function(nodes, root, tagName, combinator) {
-      tagName = tagName.toUpperCase();
-      var results = [], h = Selector.handlers;
-      if (nodes) {
-        if (combinator) {
-          // fastlane for ordinary descendant combinators
-          if (combinator == "descendant") {
-            for (var i = 0, node; node = nodes[i]; i++)
-              h.concat(results, node.getElementsByTagName(tagName));
-            return results;
-          } else nodes = this[combinator](nodes);
-          if (tagName == "*") return nodes;
-        }
-        for (var i = 0, node; node = nodes[i]; i++)
-          if (node.tagName.toUpperCase() == tagName) results.push(node);
-        return results;
-      } else return root.getElementsByTagName(tagName);
-    },
-
-    id: function(nodes, root, id, combinator) {
-      var targetNode = $(id), h = Selector.handlers;
-      if (!nodes && root == document) return targetNode ? [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) {
-      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) {
-      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 (combinator) nodes = this[combinator](nodes);
-      return Selector.pseudos[name](nodes, value, root);
-    }
-  },
+    var results = [];
+    for (var i = 0, length = scope.length; i < length; i++)
+      if (this.match(element = scope[i]))
+        results.push(Element.extend(element));
 
-  pseudos: {
-    'first-child': function(nodes, value, root) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        if (Selector.handlers.previousElementSibling(node)) continue;
-          results.push(node);
-      }
-      return results;
-    },
-    'last-child': function(nodes, value, root) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        if (Selector.handlers.nextElementSibling(node)) continue;
-          results.push(node);
-      }
-      return results;
-    },
-    'only-child': function(nodes, value, root) {
-      var h = Selector.handlers;
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
-          results.push(node);
-      return results;
-    },
-    'nth-child':        function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root);
-    },
-    'nth-last-child':   function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root, true);
-    },
-    'nth-of-type':      function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root, false, true);
-    },
-    'nth-last-of-type': function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, formula, root, true, true);
-    },
-    'first-of-type':    function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, "1", root, false, true);
-    },
-    'last-of-type':     function(nodes, formula, root) {
-      return Selector.pseudos.nth(nodes, "1", root, true, true);
-    },
-    'only-of-type':     function(nodes, formula, root) {
-      var p = Selector.pseudos;
-      return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
-    },
-
-    // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
-    nth: function(nodes, formula, root, reverse, ofType) {
-      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._counted) {
-          h.index(node.parentNode, reverse, ofType);
-          indexed.push(node.parentNode);
-        }
-      }
-      if (formula.match(/^\d+$/)) { // just a number
-        formula = Number(formula);
-        for (var i = 0, node; node = nodes[i]; i++)
-          if (node.nodeIndex == formula) results.push(node);
-      } else if (m = formula.match(/^(\d+)?n(\+(\d+))?$/)) { // an+b
-        var a = m[1] ? Number(m[1]) : 1;
-        var b = m[3] ? Number(m[3]) : 0;
-        for (var i = 0, node; node = nodes[i]; i++)
-          if (node.nodeIndex % a == b) results.push(node);
-      }
-      h.unmark(nodes);
-      h.unmark(indexed);
-      return results;
-    },
-
-    'empty': function(nodes, value, root) {
-      for (var i = 0, results = [], node; node = nodes[i]; i++) {
-        // IE treats comments as element nodes
-        if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
-        results.push(node);
-      }
-      return results;
-    },
-
-    'not': function(nodes, selector, root) {
-      var h = Selector.handlers, exclusions = $A(nodes), selectorType, m;
-      for (var i in Selector.patterns) {
-        if (m = selector.match(Selector.patterns[i])) {
-          selectorType = i; break;
-        }
-      }
-      switch(selectorType) {
-        case 'className': case 'tagName': case 'id': // fallthroughs
-        case 'attrPresence': exclusions = h[selectorType](exclusions, root, m[1], false); break;
-        case 'attr': m[3] = m[5] || m[6]; exclusions = h.attr(exclusions, root, m[1], m[3], m[2]); break;
-        case 'pseudo': exclusions = h.pseudo(exclusions, m[1], m[6], root, false); break;
-        // only 'simple selectors' (one token) allowed in a :not clause
-        default: throw 'Illegal selector in :not clause.';
-      }
-      h.mark(exclusions);
-      for (var i = 0, results = [], node; node = nodes[i]; i++)
-        if (!node._counted) 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) 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;
-    }
+    return results;
   },
 
-  operators: {
-    '=':  function(nv, v) { return nv == v; },
-    '!=': function(nv, v) { return nv != v; },
-    '^=': function(nv, v) { return nv.startsWith(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() + '-'); }
-  },
+  toString: function() {
+    return this.expression;
+  }
+}
 
+Object.extend(Selector, {
   matchElements: function(elements, expression) {
-    var matches = new Selector(expression).findElements(), h = Selector.handlers;
-    h.mark(matches);
-    for (var i = 0, results = [], element; element = elements[i]; i++)
-      if (element._counted) results.push(element);
-    h.unmark(matches);
-    return results;
+    var selector = new Selector(expression);
+    return elements.select(selector.match.bind(selector)).map(Element.extend);
   },
 
   findElement: function(elements, expression, index) {
-    if (typeof expression == 'number') {
-      index = expression; expression = false;
-    }
+    if (typeof expression == 'number') index = expression, expression = false;
     return Selector.matchElements(elements, expression || '*')[index || 0];
   },
 
   findChildElements: function(element, expressions) {
-    var exprs = expressions.join(','), expressions = [];
-    exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
-      expressions.push(m[1].strip());
-    });
-    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;
+    return expressions.map(function(expression) {
+      return expression.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null], function(results, expr) {
+        var selector = new Selector(expr);
+        return results.inject([], function(elements, result) {
+          return elements.concat(selector.findElements(result || element));
+        });
+      });
+    }).flatten();
   }
 });
 
@@ -2555,8 +1880,8 @@ var Form = {
     var data = elements.inject({}, function(result, element) {
       if (!element.disabled && element.name) {
         var key = element.name, value = $(element).getValue();
-        if (value != null) {
-         	if (key in result) {
+        if (value != undefined) {
+          if (result[key]) {
             if (result[key].constructor != Array) result[key] = [result[key]];
             result[key].push(value);
           }
@@ -2629,23 +1954,6 @@ Form.Methods = {
     form = $(form);
     form.findFirstElement().activate();
     return form;
-  },
-
-  request: function(form, options) {
-    form = $(form), options = Object.clone(options || {});
-
-    var params = options.parameters;
-    options.parameters = form.serialize(true);
-
-    if (params) {
-      if (typeof params == 'string') params = params.toQueryParams();
-      Object.extend(options.parameters, params);
-    }
-
-    if (form.hasAttribute('method') && !options.method)
-      options.method = form.method;
-
-    return new Ajax.Request(form.action, options);
   }
 }
 
@@ -2696,39 +2004,28 @@ Form.Element.Methods = {
 
   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) {}
+    element.focus();
+    if (element.select && ( element.tagName.toLowerCase() != 'input' ||
+      !['button', 'reset', 'submit'].include(element.type) ) )
+      element.select();
     return element;
   },
 
   disable: function(element) {
     element = $(element);
-    element.blur();
     element.disabled = true;
     return element;
   },
 
   enable: function(element) {
     element = $(element);
+    element.blur();
     element.disabled = false;
     return element;
   }
 }
 
 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)
-});
-
-/*--------------------------------------------------------------------------*/
-
 var Field = Form.Element;
 var $F = Form.Element.getValue;
 
@@ -2962,7 +2259,8 @@ Object.extend(Event, {
     useCapture = useCapture || false;
 
     if (name == 'keypress' &&
-      (Prototype.Browser.WebKit || element.attachEvent))
+        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
+        || element.attachEvent))
       name = 'keydown';
 
     Event._observeAndCache(element, name, observer, useCapture);
@@ -2973,7 +2271,8 @@ Object.extend(Event, {
     useCapture = useCapture || false;
 
     if (name == 'keypress' &&
-        (Prototype.Browser.WebKit || element.attachEvent))
+        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
+        || element.detachEvent))
       name = 'keydown';
 
     if (element.removeEventListener) {
@@ -2987,7 +2286,7 @@ Object.extend(Event, {
 });
 
 /* prevent memory leaks in IE */
-if (Prototype.Browser.IE)
+if (navigator.appVersion.match(/\bMSIE\b/))
   Event.observe(window, 'unload', Event.unloadCache, false);
 var Position = {
   // set to true if needed, warning: firefox performance problems
@@ -3101,7 +2400,7 @@ var Position = {
       valueL += element.offsetLeft || 0;
 
       // Safari fix
-      if (element.offsetParent == document.body)
+      if (element.offsetParent==document.body)
         if (Element.getStyle(element,'position')=='absolute') break;
 
     } while (element = element.offsetParent);
@@ -3197,7 +2496,7 @@ var Position = {
 // Safari returns margins on body which is incorrect if the child is absolutely
 // positioned.  For performance reasons, redefine Position.cumulativeOffset for
 // KHTML/WebKit only.
-if (Prototype.Browser.WebKit) {
+if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) {
   Position.cumulativeOffset = function(element) {
     var valueT = 0, valueL = 0;
     do {