/*
Copyright (c) 2007, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.net/yui/license.txt
version: 2.3.0

NOTE: This file contains a preview release of the YUI library made
available for testing purposes.  It is not recommended that this code
be used in production environments.  You should replace this version
with the 2.3.0 release as soon as it is available.

*/

YAHOO.util.Attribute=function(hash,owner){if(owner){this.owner=owner;this.configure(hash,true);}};YAHOO.util.Attribute.prototype={name:undefined,value:null,owner:null,readOnly:false,writeOnce:false,_initialConfig:null,_written:false,method:null,validator:null,getValue:function(){return this.value;},setValue:function(value,silent){var beforeRetVal;var owner=this.owner;var name=this.name;var event={type:name,prevValue:this.getValue(),newValue:value};if(this.readOnly||(this.writeOnce&&this._written)){return false;}
if(this.validator&&!this.validator.call(owner,value)){return false;}
if(!silent){beforeRetVal=owner.fireBeforeChangeEvent(event);if(beforeRetVal===false){return false;}}
if(this.method){this.method.call(owner,value);}
this.value=value;this._written=true;event.type=name;if(!silent){this.owner.fireChangeEvent(event);}
return true;},configure:function(map,init){map=map||{};this._written=false;this._initialConfig=this._initialConfig||{};for(var key in map){if(key&&YAHOO.lang.hasOwnProperty(map,key)){this[key]=map[key];if(init){this._initialConfig[key]=map[key];}}}},resetValue:function(){return this.setValue(this._initialConfig.value);},resetConfig:function(){this.configure(this._initialConfig);},refresh:function(silent){this.setValue(this.value,silent);}};(function(){var Lang=YAHOO.util.Lang;YAHOO.util.AttributeProvider=function(){};YAHOO.util.AttributeProvider.prototype={_configs:null,get:function(key){var configs=this._configs||{};var config=configs[key];if(!config){return undefined;}
return config.value;},set:function(key,value,silent){var configs=this._configs||{};var config=configs[key];if(!config){return false;}
return config.setValue(value,silent);},getAttributeKeys:function(){var configs=this._configs;var keys=[];var config;for(var key in configs){config=configs[key];if(Lang.hasOwnProperty(configs,key)&&!Lang.isUndefined(config)){keys[keys.length]=key;}}
return keys;},setAttributes:function(map,silent){for(var key in map){if(Lang.hasOwnProperty(map,key)){this.set(key,map[key],silent);}}},resetValue:function(key,silent){var configs=this._configs||{};if(configs[key]){this.set(key,configs[key]._initialConfig.value,silent);return true;}
return false;},refresh:function(key,silent){var configs=this._configs;key=((Lang.isString(key))?[key]:key)||this.getAttributeKeys();for(var i=0,len=key.length;i<len;++i){if(configs[key[i]]&&!Lang.isUndefined(configs[key[i]].value)&&!Lang.isNull(configs[key[i]].value)){configs[key[i]].refresh(silent);}}},register:function(key,map){this.setAttributeConfig(key,map);},getAttributeConfig:function(key){var configs=this._configs||{};var config=configs[key]||{};var map={};for(key in config){if(Lang.hasOwnProperty(config,key)){map[key]=config[key];}}
return map;},setAttributeConfig:function(key,map,init){var configs=this._configs||{};map=map||{};if(!configs[key]){map.name=key;configs[key]=new YAHOO.util.Attribute(map,this);}else{configs[key].configure(map,init);}},configureAttribute:function(key,map,init){this.setAttributeConfig(key,map,init);},resetAttributeConfig:function(key){var configs=this._configs||{};configs[key].resetConfig();},fireBeforeChangeEvent:function(e){var type='before';type+=e.type.charAt(0).toUpperCase()+e.type.substr(1)+'Change';e.type=type;return this.fireEvent(e.type,e);},fireChangeEvent:function(e){e.type+='Change';return this.fireEvent(e.type,e);}};YAHOO.augment(YAHOO.util.AttributeProvider,YAHOO.util.EventProvider);})();(function(){var Dom=YAHOO.util.Dom,AttributeProvider=YAHOO.util.AttributeProvider;YAHOO.util.Element=function(el,map){if(arguments.length){this.init(el,map);}};YAHOO.util.Element.prototype={DOM_EVENTS:null,appendChild:function(child){child=child.get?child.get('element'):child;this.get('element').appendChild(child);},getElementsByTagName:function(tag){return this.get('element').getElementsByTagName(tag);},hasChildNodes:function(){return this.get('element').hasChildNodes();},insertBefore:function(element,before){element=element.get?element.get('element'):element;before=(before&&before.get)?before.get('element'):before;this.get('element').insertBefore(element,before);},removeChild:function(child){child=child.get?child.get('element'):child;this.get('element').removeChild(child);return true;},replaceChild:function(newNode,oldNode){newNode=newNode.get?newNode.get('element'):newNode;oldNode=oldNode.get?oldNode.get('element'):oldNode;return this.get('element').replaceChild(newNode,oldNode);},initAttributes:function(map){},addListener:function(type,fn,obj,scope){var el=this.get('element');scope=scope||this;el=this.get('id')||el;var self=this;if(!this._events[type]){if(this.DOM_EVENTS[type]){YAHOO.util.Event.addListener(el,type,function(e){if(e.srcElement&&!e.target){e.target=e.srcElement;}
self.fireEvent(type,e);},obj,scope);}
this.createEvent(type,this);}
YAHOO.util.EventProvider.prototype.subscribe.apply(this,arguments);},on:function(){this.addListener.apply(this,arguments);},subscribe:function(){this.addListener.apply(this,arguments);},removeListener:function(type,fn){this.unsubscribe.apply(this,arguments);},addClass:function(className){Dom.addClass(this.get('element'),className);},getElementsByClassName:function(className,tag){return Dom.getElementsByClassName(className,tag,this.get('element'));},hasClass:function(className){return Dom.hasClass(this.get('element'),className);},removeClass:function(className){return Dom.removeClass(this.get('element'),className);},replaceClass:function(oldClassName,newClassName){return Dom.replaceClass(this.get('element'),oldClassName,newClassName);},setStyle:function(property,value){var el=this.get('element');if(!el){return this._queue[this._queue.length]=['setStyle',arguments];}
return Dom.setStyle(el,property,value);},getStyle:function(property){return Dom.getStyle(this.get('element'),property);},fireQueue:function(){var queue=this._queue;for(var i=0,len=queue.length;i<len;++i){this[queue[i][0]].apply(this,queue[i][1]);}},appendTo:function(parent,before){parent=(parent.get)?parent.get('element'):Dom.get(parent);this.fireEvent('beforeAppendTo',{type:'beforeAppendTo',target:parent});before=(before&&before.get)?before.get('element'):Dom.get(before);var element=this.get('element');if(!element){return false;}
if(!parent){return false;}
if(element.parent!=parent){if(before){parent.insertBefore(element,before);}else{parent.appendChild(element);}}
this.fireEvent('appendTo',{type:'appendTo',target:parent});},get:function(key){var configs=this._configs||{};var el=configs.element;if(el&&!configs[key]&&!YAHOO.lang.isUndefined(el.value[key])){return el.value[key];}
return AttributeProvider.prototype.get.call(this,key);},setAttributes:function(map,silent){var el=this.get('element');for(var key in map){if(!this._configs[key]&&!YAHOO.lang.isUndefined(el[key])){this.setAttributeConfig(key);}}
for(var i=0,len=this._configOrder.length;i<len;++i){if(map[this._configOrder[i]]){this.set(this._configOrder[i],map[this._configOrder[i]],silent);}}},set:function(key,value,silent){var el=this.get('element');if(!el){this._queue[this._queue.length]=['set',arguments];if(this._configs[key]){this._configs[key].value=value;}
return;}
if(!this._configs[key]&&!YAHOO.lang.isUndefined(el[key])){_registerHTMLAttr.call(this,key);}
return AttributeProvider.prototype.set.apply(this,arguments);},setAttributeConfig:function(key,map,init){var el=this.get('element');if(el&&!this._configs[key]&&!YAHOO.lang.isUndefined(el[key])){_registerHTMLAttr.call(this,key,map);}else{AttributeProvider.prototype.setAttributeConfig.apply(this,arguments);}
this._configOrder.push(key);},getAttributeKeys:function(){var el=this.get('element');var keys=AttributeProvider.prototype.getAttributeKeys.call(this);for(var key in el){if(!this._configs[key]){keys[key]=keys[key]||el[key];}}
return keys;},createEvent:function(type,scope){this._events[type]=true;AttributeProvider.prototype.createEvent.apply(this,arguments);},init:function(el,attr){_initElement.apply(this,arguments);}};var _initElement=function(el,attr){this._queue=this._queue||[];this._events=this._events||{};this._configs=this._configs||{};this._configOrder=[];attr=attr||{};attr.element=attr.element||el||null;this.DOM_EVENTS={'click':true,'dblclick':true,'keydown':true,'keypress':true,'keyup':true,'mousedown':true,'mousemove':true,'mouseout':true,'mouseover':true,'mouseup':true,'focus':true,'blur':true,'submit':true};var isReady=false;if(YAHOO.lang.isString(el)){_registerHTMLAttr.call(this,'id',{value:attr.element});}
if(Dom.get(el)){isReady=true;_initHTMLElement.call(this,attr);_initContent.call(this,attr);}
YAHOO.util.Event.onAvailable(attr.element,function(){if(!isReady){_initHTMLElement.call(this,attr);}
this.fireEvent('available',{type:'available',target:attr.element});},this,true);YAHOO.util.Event.onContentReady(attr.element,function(){if(!isReady){_initContent.call(this,attr);}
this.fireEvent('contentReady',{type:'contentReady',target:attr.element});},this,true);};var _initHTMLElement=function(attr){this.setAttributeConfig('element',{value:Dom.get(attr.element),readOnly:true});};var _initContent=function(attr){this.initAttributes(attr);this.setAttributes(attr,true);this.fireQueue();};var _registerHTMLAttr=function(key,map){var el=this.get('element');map=map||{};map.name=key;map.method=map.method||function(value){el[key]=value;};map.value=map.value||el[key];this._configs[key]=new YAHOO.util.Attribute(map,this);};YAHOO.augment(YAHOO.util.Element,AttributeProvider);})();YAHOO.register("element",YAHOO.util.Element,{version:"2.3.0",build:"357"});