/*
 Copyright (c) 2009, Yahoo! Inc. All rights reserved.
 Code licensed under the BSD License:
 http://developer.yahoo.net/yui/license.txt
 version: 3.0.0
 build: 1549
 */
YUI.add('compat',function(Y){var COMPAT_ARG='~yui|2|compat~';if(window.YAHOO!=YUI){var o=(window.YAHOO)?YUI.merge(window.YAHOO):null;window.YAHOO=YUI;if(o){Y.mix(Y,o);}}
Y.namespace("util","widget","example");Y.env=(Y.env)?Y.mix(Y.env,Y.Env):Y.Env;Y.lang=(Y.lang)?Y.mix(Y.lang,Y.Lang):Y.Lang;Y.env.ua=Y.UA;Y.mix(Y.env,{modules:[],listeners:[],getVersion:function(name){return this.Env.modules[name]||null;}});var L=Y.lang;Y.mix(L,{augmentObject:function(r,s){var a=arguments,wl=(a.length>2)?Y.Array(a,2,true):null;return Y.mix(r,s,(wl),wl);},augmentProto:function(r,s){var a=arguments,wl=(a.length>2)?Y.Array(a,2,true):null;return Y.mix(r,s,(wl),wl,1);},extend:Y.extend,merge:Y.merge},true);L.augment=L.augmentProto;L.hasOwnProperty=function(o,k){return(o.hasOwnProperty(k));};Y.augmentProto=L.augmentProto;Y.mix(Y,{register:function(name,mainClass,data){var mods=Y.Env.modules;if(!mods[name]){mods[name]={versions:[],builds:[]};}
var m=mods[name],v=data.version,b=data.build,ls=Y.Env.listeners;m.name=name;m.version=v;m.build=b;m.versions.push(v);m.builds.push(b);m.mainClass=mainClass;for(var i=0;i<ls.length;i=i+1){ls[i](m);}
if(mainClass){mainClass.VERSION=v;mainClass.BUILD=b;}else{}}});if("undefined"!==typeof YAHOO_config){var l=YAHOO_config.listener,ls=Y.Env.listeners,unique=true,i;if(l){for(i=0;i<ls.length;i=i+1){if(ls[i]==l){unique=false;break;}}
if(unique){ls.push(l);}}}
Y.register("yahoo",Y,{version:"3.0.0",build:"1549"});if(Y.Event){var o={isSafari:Y.UA.webkit,webkit:Y.UA.webkit,webkitKeymap:{63232:38,63233:40,63234:37,63235:39,63276:33,63277:34,25:9},isIE:Y.UA.ie,_getScrollLeft:function(){return this._getScroll()[1];},_getScrollTop:function(){return this._getScroll()[0];},_getScroll:function(){var d=Y.config.doc,dd=d.documentElement,db=d.body;if(dd&&(dd.scrollTop||dd.scrollLeft)){return[dd.scrollTop,dd.scrollLeft];}else if(db){return[db.scrollTop,db.scrollLeft];}else{return[0,0];}},getPageX:function(ev){var x=ev.pageX;if(!x&&0!==x){x=ev.clientX||0;if(Y.UA.ie){x+=this._getScrollLeft();}}
return x;},getCharCode:function(ev){var code=ev.keyCode||ev.charCode||0;if(Y.UA.webkit&&(code in Y.Event.webkitKeymap)){code=Y.Event.webkitKeymap[code];}
return code;},getPageY:function(ev){var y=ev.pageY;if(!y&&0!==y){y=ev.clientY||0;if(Y.UA.ie){y+=this._getScrollTop();}}
return y;},getXY:function(ev){return[this.getPageX(ev),this.getPageY(ev)];},getRelatedTarget:function(ev){var t=ev.relatedTarget;if(!t){if(ev.type=="mouseout"){t=ev.toElement;}else if(ev.type=="mouseover"){t=ev.fromElement;}}
return this.resolveTextNode(t);},getTime:function(ev){if(!ev.time){var t=new Date().getTime();try{ev.time=t;}catch(ex){this.lastError=ex;return t;}}
return ev.time;},stopEvent:function(ev){this.stopPropagation(ev);this.preventDefault(ev);},stopPropagation:function(ev){if(ev.stopPropagation){ev.stopPropagation();}else{ev.cancelBubble=true;}},preventDefault:function(ev){if(ev.preventDefault){ev.preventDefault();}else{ev.returnValue=false;}},getTarget:function(ev,resolveTextNode){var t=ev.target||ev.srcElement;return this.resolveTextNode(t);},resolveTextNode:function(node){if(node&&3==node.nodeType){return node.parentNode;}else{return node;}},getEl:function(id){return Y.get(id);}};Y.mix(Y.Event,o);Y.Event.removeListener=function(el,type,fn,data,override){var context,a=[type,fn,el];if(data){if(override){context=(override===true)?data:override;}
a.push(context);a.push(data);}
a.push(COMPAT_ARG);return Y.Event.detach.apply(Y.Event,a);};Y.Event.addListener=function(el,type,fn,data,override){var context,a=[type,fn,el];if(data){if(override){context=(override===true)?data:override;}
a.push(context);a.push(data);}
a.push(COMPAT_ARG);return Y.Event.attach.apply(Y.Event,a);};Y.Event.on=Y.Event.addListener;var newOnavail=Y.Event.onAvailable;Y.Event.onAvailable=function(id,fn,p_obj,p_override){return newOnavail(id,fn,p_obj,p_override,false,true);};Y.Event.onContentReady=function(id,fn,p_obj,p_override){return newOnavail(id,fn,p_obj,p_override,true,true);};Y.Event.onDOMReady=function(fn){var a=Y.Array(arguments,0,true);a.unshift('event:ready');return Y.on.apply(Y,a);};Y.util.Event=Y.Event;var CE=function(type,oScope,silent,signature){var o={context:oScope,silent:silent||false};CE.superclass.constructor.call(this,type,o);this.signature=signature||CE.LIST;};Y.extend(CE,Y.CustomEvent,{});CE.LIST=0;CE.FLAT=1;Y.util.CustomEvent=CE;var EP=function(){if(!this._yuievt){var sub=this.subscribe;Y.EventTarget.apply(this,arguments);this.subscribe=sub;this.__yuiepinit=function(){};}};Y.extend(EP,Y.EventTarget,{createEvent:function(type,o){o=o||{};o.signature=o.signature||CE.FLAT;return this.publish(type,o);},subscribe:function(type,fn,obj,override){var ce=this._yuievt.events[type]||this.createEvent(type),a=Y.Array(arguments);if(override&&true!==override){}
Y.EventTarget.prototype.subscribe.apply(this,a);},fireEvent:function(type){return this.fire.apply(this,arguments);},hasEvent:function(type){return this.getEvent(type);}});Y.util.EventProvider=EP;}
Y.register("event",Y,{version:"3.0.0",build:"1549"});var propertyCache={};var patterns={HYPHEN:/(-[a-z])/i,ROOT_TAG:/^body|html$/i,OP_SCROLL:/^(?:inline|table-row)$/i};var hyphenToCamel=function(property){if(!patterns.HYPHEN.test(property)){return property;}
if(propertyCache[property]){return propertyCache[property];}
var converted=property;while(patterns.HYPHEN.exec(converted)){converted=converted.replace(RegExp.$1,RegExp.$1.substr(1).toUpperCase());}
propertyCache[property]=converted;return converted;};var Dom={get:function(el){if(el){if(el.nodeType||el.item){return el;}
if(typeof el==='string'){return document.getElementById(el);}
if('length'in el){var c=[];for(var i=0,len=el.length;i<len;++i){c[c.length]=Dom.get(el[i]);}
return c;}
return el;}
return null;},isAncestor:function(haystack,needle){return YUI.DOM.contains(Dom.get(haystack),Dom.get(needle));},inDocument:function(el){return Dom.isAncestor(Y.config.doc.documentElement,el);},batch:function(el,method,o,override,args){el=(el&&(el.tagName||el.item))?el:Dom.get(el);if(!el||!method){return false;}
if(args){args=Y.Array(args);}
var scope=(override)?o:window;var apply=function(el){if(args){var tmp=slice.call(args);tmp.unshift(el);return method.apply(scope,tmp);}else{return method.call(scope,el,o);}};if(el.tagName||el.length===undefined){return apply(el);}
var collection=[];for(var i=0,len=el.length;i<len;++i){collection[collection.length]=apply(el[i]);}
return collection;},_addClass:function(el,className){if(YUI.DOM.hasClass(el,className)){return false;}
YUI.DOM.addClass(el,className);return true;},_removeClass:function(el,className){if(!YUI.DOM.hasClass(el,className)){return false;}
YUI.DOM.removeClass(el,className);return true;},_replaceClass:function(el,oldClass,newClass){if(!newClass||oldClass===newClass){return false;}
YUI.DOM.replaceClass(el,oldClass,newClass);return true;},getElementsByClassName:function(className,tag,root){tag=tag||'*';root=(root)?Dom.get(root):Y.config.doc;var nodes=[];if(root){nodes=Y.Selector.query(tag+'.'+className,root);}
return nodes;},getElementsBy:function(method,tag,root){tag=tag||'*';root=(root)?Dom.get(root):null||document;var nodes=[];if(root){nodes=YUI.DOM.byTag(tag,root,method);}
return nodes;},getViewportWidth:YUI.DOM.winWidth,getViewportHeight:YUI.DOM.winHeight,getDocumentWidth:YUI.DOM.docWidth,getDocumentHeight:YUI.DOM.docHeight,getDocumentScrollTop:YUI.DOM.docScrollY,getDocumentScrollLeft:YUI.DOM.docScrollX,getDocumentHeight:YUI.DOM.docHeight,_guid:function(el,prefix){prefix=prefix||'yui-gen';Dom._id_counter=Dom._id_counter||0;if(el&&el.id){return el.id;}
var id=prefix+Dom._id_counter++;if(el){el.id=id;}
return id;},_region:function(el){if((el.parentNode===null||el.offsetParent===null||YUI.DOM.getStyle(el,'display')=='none')&&el!=el.ownerDocument.body){return false;}
return YUI.DOM.region(el);},_ancestorByClass:function(element,className){return YUI.DOM.ancestor(element,function(el){return YUI.DOM.hasClass(el,className);});},_ancestorByTag:function(element,tag){tag=tag.toUpperCase();return YUI.DOM.ancestor(element,function(el){return el.tagName.toUpperCase()===tag;});}};var slice=[].slice;var wrap=function(fn,name){Dom[name]=function(){var args=slice.call(arguments);args[0]=Dom.get(args[0]);return fn.apply(Dom,args);};};var wrapped={getAncestorBy:YUI.DOM.ancestor,getAncestorByClassName:Dom._ancestorByClass,getAncestorByTagName:Dom._ancestorByTag,getPreviousSiblingBy:YUI.DOM.previous,getPreviousSibling:YUI.DOM.previous,getNextSiblingBy:YUI.DOM.next,getNextSibling:YUI.DOM.next,getFirstChildBy:YUI.DOM.firstChild,getFirstChild:YUI.DOM.firstChild,getLastChildBy:YUI.DOM.lastChild,getLastChild:YUI.DOM.lastChild,getChildrenBy:YUI.DOM.children,getChildren:YUI.DOM.children,insertBefore:function(newNode,refNode){YUI.DOM.insertBefore(Dom.get(newNode),Dom.get(refNode));},insertAfter:function(newNode,refNode){YUI.DOM.insertAfter(Dom.get(newNode),Dom.get(refNode));}};Y.each(wrapped,wrap);var batched={getStyle:YUI.DOM.getStyle,setStyle:YUI.DOM.setStyle,getXY:YUI.DOM.getXY,setXY:YUI.DOM.setXY,getX:YUI.DOM.getX,getY:YUI.DOM.getY,setX:YUI.DOM.setX,setY:YUI.DOM.setY,getRegion:Dom._region,hasClass:YUI.DOM.hasClass,addClass:Dom._addClass,removeClass:Dom._removeClass,replaceClass:Dom._replaceClass,generateId:Dom._guid};Y.each(batched,function(v,n){Dom[n]=function(el){var args=slice.call(arguments,1);return Dom.batch(el,v,null,null,args);};});Y.util.Dom=Dom;YAHOO.util.Region=function(t,r,b,l){this.top=t;this[1]=t;this.right=r;this.bottom=b;this.left=l;this[0]=l;};YAHOO.util.Region.prototype.contains=function(region){return(region.left>=this.left&&region.right<=this.right&&region.top>=this.top&&region.bottom<=this.bottom);};YAHOO.util.Region.prototype.getArea=function(){return((this.bottom-this.top)*(this.right-this.left));};YAHOO.util.Region.prototype.intersect=function(region){var t=Math.max(this.top,region.top);var r=Math.min(this.right,region.right);var b=Math.min(this.bottom,region.bottom);var l=Math.max(this.left,region.left);if(b>=t&&r>=l){return new YAHOO.util.Region(t,r,b,l);}else{return null;}};YAHOO.util.Region.prototype.union=function(region){var t=Math.min(this.top,region.top);var r=Math.max(this.right,region.right);var b=Math.max(this.bottom,region.bottom);var l=Math.min(this.left,region.left);return new YAHOO.util.Region(t,r,b,l);};YAHOO.util.Region.prototype.toString=function(){return("Region {"+"top: "+this.top+", right: "+this.right+", bottom: "+this.bottom+", left: "+this.left+"}");};YAHOO.util.Region.getRegion=function(el){return YUI.DOM.region(el);};YAHOO.util.Point=function(x,y){if(YAHOO.lang.isArray(x)){y=x[1];x=x[0];}
this.x=this.right=this.left=this[0]=x;this.y=this.top=this.bottom=this[1]=y;};YAHOO.util.Point.prototype=new YAHOO.util.Region();},'3.0.0',{requires:['dom','event']});YUI._setup();YUI.use('dom','event','compat');