/* Copyright (c) 2006, Yahoo! Inc. All rights reserved.Code licensed under the BSD License:http://developer.yahoo.net/yui/license.txtversion: 0.12.0 */ if(typeof YAHOO=="undefined"){var YAHOO={};}YAHOO.namespace=function(){var a=arguments,o=null,i,j,d;for(i=0;i<a.length;++i){d=a[i].split(".");o=YAHOO;for(j=(d[0]=="YAHOO")?1:0;j<d.length;++j){o[d[j]]=o[d[j]]||{};o=o[d[j]];}}return o;};YAHOO.log=function(_2,_3,_4){var l=YAHOO.widget.Logger;if(l&&l.log){return l.log(_2,_3,_4);}else{return false;}};YAHOO.extend=function(_6,_7,_8){var F=function(){};F.prototype=_7.prototype;_6.prototype=new F();_6.prototype.constructor=_6;_6.superclass=_7.prototype;if(_7.prototype.constructor==Object.prototype.constructor){_7.prototype.constructor=_7;}if(_8){for(var i in _8){_6.prototype[i]=_8[i];}}};YAHOO.augment=function(r,s){var rp=r.prototype,sp=s.prototype,a=arguments,i,p;if(a[2]){for(i=2;i<a.length;++i){rp[a[i]]=sp[a[i]];}}else{for(p in sp){if(!rp[p]){rp[p]=sp[p];}}}};YAHOO.namespace("util","widget","example");(function(){var Y=YAHOO.util,getStyle,setStyle,id_counter=0,propertyCache={};var ua=navigator.userAgent.toLowerCase(),isOpera=(ua.indexOf('opera')>-1),isSafari=(ua.indexOf('safari')>-1),isGecko=(!isOpera&&!isSafari&&ua.indexOf('gecko')>-1),isIE=(!isOpera&&ua.indexOf('msie')>-1);var patterns={HYPHEN:/(-[a-z])/i};var toCamel=function(property){if(!patterns.HYPHEN.test(property)){return property;}if(propertyCache[property]){return propertyCache[property];}while(patterns.HYPHEN.exec(property)){property=property.replace(RegExp.$1,RegExp.$1.substr(1).toUpperCase());}propertyCache[property]=property;return property;};if(document.defaultView&&document.defaultView.getComputedStyle){getStyle=function(el,property){var value=null;var computed=document.defaultView.getComputedStyle(el,'');if(computed){value=computed[toCamel(property)];}return el.style[property]||value;};}else if(document.documentElement.currentStyle&&isIE){getStyle=function(el,property){switch(toCamel(property)){case'opacity':var val=100;try{val=el.filters['DXImageTransform.Microsoft.Alpha'].opacity;}catch(e){try{val=el.filters('alpha').opacity;}catch(e){}}return val/100;break;default:var value=el.currentStyle?el.currentStyle[property]:null;return(el.style[property]||value);}};}else{getStyle=function(el,property){return el.style[property];};}if(isIE){setStyle=function(el,property,val){switch(property){case'opacity':if(typeof el.style.filter=='string'){el.style.filter='alpha(opacity='+val*100+')';if(!el.currentStyle||!el.currentStyle.hasLayout){el.style.zoom=1;}}break;default:el.style[property]=val;}};}else{setStyle=function(el,property,val){el.style[property]=val;};}YAHOO.util.Dom={get:function(el){if(!el){return null;}if(typeof el!='string'&&!(el instanceof Array)){return el;}if(typeof el=='string'){return document.getElementById(el);}else{var collection=[];for(var i=0,len=el.length;i<len;++i){collection[collection.length]=Y.Dom.get(el[i]);}return collection;}return null;},getStyle:function(el,property){property=toCamel(property);var f=function(element){return getStyle(element,property);};return Y.Dom.batch(el,f,Y.Dom,true);},setStyle:function(el,property,val){property=toCamel(property);var f=function(element){setStyle(element,property,val);};Y.Dom.batch(el,f,Y.Dom,true);},getXY:function(el){var f=function(el){if(el.parentNode===null||el.offsetParent===null||this.getStyle(el,'display')=='none'){return false;}var parentNode=null;var pos=[];var box;if(el.getBoundingClientRect){box=el.getBoundingClientRect();var doc=document;if(!this.inDocument(el)&&parent.document!=document){doc=parent.document;if(!this.isAncestor(doc.documentElement,el)){return false;}}var scrollTop=Math.max(doc.documentElement.scrollTop,doc.body.scrollTop);var scrollLeft=Math.max(doc.documentElement.scrollLeft,doc.body.scrollLeft);return[box.left+scrollLeft,box.top+scrollTop];}else{pos=[el.offsetLeft,el.offsetTop];parentNode=el.offsetParent;if(parentNode!=el){while(parentNode){pos[0]+=parentNode.offsetLeft;pos[1]+=parentNode.offsetTop;parentNode=parentNode.offsetParent;}}if(isSafari&&this.getStyle(el,'position')=='absolute'){pos[0]-=document.body.offsetLeft;pos[1]-=document.body.offsetTop;}}if(el.parentNode){parentNode=el.parentNode;}else{parentNode=null;}while(parentNode&&parentNode.tagName.toUpperCase()!='BODY'&&parentNode.tagName.toUpperCase()!='HTML'){if(Y.Dom.getStyle(parentNode,'display')!='inline'){pos[0]-=parentNode.scrollLeft;pos[1]-=parentNode.scrollTop;}if(parentNode.parentNode){parentNode=parentNode.parentNode;}else{parentNode=null;}}return pos;};return Y.Dom.batch(el,f,Y.Dom,true);},getX:function(el){var f=function(el){return Y.Dom.getXY(el)[0];};return Y.Dom.batch(el,f,Y.Dom,true);},getY:function(el){var f=function(el){return Y.Dom.getXY(el)[1];};return Y.Dom.batch(el,f,Y.Dom,true);},setXY:function(el,pos,noRetry){var f=function(el){var style_pos=this.getStyle(el,'position');if(style_pos=='static'){this.setStyle(el,'position','relative');style_pos='relative';}var pageXY=this.getXY(el);if(pageXY===false){return false;}var delta=[parseInt(this.getStyle(el,'left'),10),parseInt(this.getStyle(el,'top'),10)];if(isNaN(delta[0])){delta[0]=(style_pos=='relative')?0:el.offsetLeft;}if(isNaN(delta[1])){delta[1]=(style_pos=='relative')?0:el.offsetTop;}if(pos[0]!==null){el.style.left=pos[0]-pageXY[0]+delta[0]+'px';}if(pos[1]!==null){el.style.top=pos[1]-pageXY[1]+delta[1]+'px';}var newXY=this.getXY(el);if(!noRetry&&(newXY[0]!=pos[0]||newXY[1]!=pos[1])){this.setXY(el,pos,true);}};Y.Dom.batch(el,f,Y.Dom,true);},setX:function(el,x){Y.Dom.setXY(el,[x,null]);},setY:function(el,y){Y.Dom.setXY(el,[null,y]);},getRegion:function(el){var f=function(el){var region=new Y.Region.getRegion(el);return region;};return Y.Dom.batch(el,f,Y.Dom,true);},getClientWidth:function(){return Y.Dom.getViewportWidth();},getClientHeight:function(){return Y.Dom.getViewportHeight();},getElementsByClassName:function(className,tag,root){var method=function(el){return Y.Dom.hasClass(el,className);};return Y.Dom.getElementsBy(method,tag,root);},hasClass:function(el,className){var re=new RegExp('(?:^|\\s+)'+className+'(?:\\s+|$)');var f=function(el){return re.test(el['className']);};return Y.Dom.batch(el,f,Y.Dom,true);},addClass:function(el,className){var f=function(el){if(this.hasClass(el,className)){return;}el['className']=[el['className'],className].join(' ');};Y.Dom.batch(el,f,Y.Dom,true);},removeClass:function(el,className){var re=new RegExp('(?:^|\\s+)'+className+'(?:\\s+|$)','g');var f=function(el){if(!this.hasClass(el,className)){return;}var c=el['className'];el['className']=c.replace(re,' ');if(this.hasClass(el,className)){this.removeClass(el,className);}};Y.Dom.batch(el,f,Y.Dom,true);},replaceClass:function(el,oldClassName,newClassName){if(oldClassName===newClassName){return false;}var re=new RegExp('(?:^|\\s+)'+oldClassName+'(?:\\s+|$)','g');var f=function(el){if(!this.hasClass(el,oldClassName)){this.addClass(el,newClassName);return;}el['className']=el['className'].replace(re,' '+newClassName+' ');if(this.hasClass(el,oldClassName)){this.replaceClass(el,oldClassName,newClassName);}};Y.Dom.batch(el,f,Y.Dom,true);},generateId:function(el,prefix){prefix=prefix||'yui-gen';el=el||{};var f=function(el){if(el){el=Y.Dom.get(el);}else{el={};}if(!el.id){el.id=prefix+id_counter++;}return el.id;};return Y.Dom.batch(el,f,Y.Dom,true);},isAncestor:function(haystack,needle){haystack=Y.Dom.get(haystack);if(!haystack||!needle){return false;}var f=function(needle){if(haystack.contains&&!isSafari){return haystack.contains(needle);}else if(haystack.compareDocumentPosition){return!!(haystack.compareDocumentPosition(needle)&16);}else{var parent=needle.parentNode;while(parent){if(parent==haystack){return true;}else if(!parent.tagName||parent.tagName.toUpperCase()=='HTML'){return false;}parent=parent.parentNode;}return false;}};return Y.Dom.batch(needle,f,Y.Dom,true);},inDocument:function(el){var f=function(el){return this.isAncestor(document.documentElement,el);};return Y.Dom.batch(el,f,Y.Dom,true);},getElementsBy:function(method,tag,root){tag=tag||'*';root=Y.Dom.get(root)||document;var nodes=[];var elements=root.getElementsByTagName(tag);if(!elements.length&&(tag=='*'&&root.all)){elements=root.all;}for(var i=0,len=elements.length;i<len;++i){if(method(elements[i])){nodes[nodes.length]=elements[i];}}return nodes;},batch:function(el,method,o,override){var id=el;el=Y.Dom.get(el);var scope=(override)?o:window;if(!el||el.tagName||!el.length){if(!el){return false;}return method.call(scope,el,o);}var collection=[];for(var i=0,len=el.length;i<len;++i){if(!el[i]){id=el[i];}collection[collection.length]=method.call(scope,el[i],o);}return collection;},getDocumentHeight:function(){var scrollHeight=(document.compatMode!='CSS1Compat')?document.body.scrollHeight:document.documentElement.scrollHeight;var h=Math.max(scrollHeight,Y.Dom.getViewportHeight());return h;},getDocumentWidth:function(){var scrollWidth=(document.compatMode!='CSS1Compat')?document.body.scrollWidth:document.documentElement.scrollWidth;var w=Math.max(scrollWidth,Y.Dom.getViewportWidth());return w;},getViewportHeight:function(){var height=self.innerHeight;var mode=document.compatMode;if((mode||isIE)&&!isOpera){height=(mode=='CSS1Compat')?document.documentElement.clientHeight:document.body.clientHeight;}return height;},getViewportWidth:function(){var width=self.innerWidth;var mode=document.compatMode;if(mode||isIE){width=(mode=='CSS1Compat')?document.documentElement.clientWidth:document.body.clientWidth;}return width;}};})();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){var p=YAHOO.util.Dom.getXY(el);var t=p[1];var r=p[0]+el.offsetWidth;var b=p[1]+el.offsetHeight;var l=p[0];return new YAHOO.util.Region(t,r,b,l);};YAHOO.util.Point=function(x,y){if(x instanceof Array){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();YAHOO.util.CustomEvent=function(_1,_2,_3,_4){this.type=_1;this.scope=_2||window;this.silent=_3;this.signature=_4||YAHOO.util.CustomEvent.LIST;this.subscribers=[];if(!this.silent){}var _5="_YUICEOnSubscribe";if(_1!==_5){this.subscribeEvent=new YAHOO.util.CustomEvent(_5,this,true);}};YAHOO.util.CustomEvent.LIST=0;YAHOO.util.CustomEvent.FLAT=1;YAHOO.util.CustomEvent.prototype={subscribe:function(fn,_7,_8){if(this.subscribeEvent){this.subscribeEvent.fire(fn,_7,_8);}this.subscribers.push(new YAHOO.util.Subscriber(fn,_7,_8));},unsubscribe:function(fn,_9){var _10=false;for(var i=0,len=this.subscribers.length;i<len;++i){var s=this.subscribers[i];if(s&&s.contains(fn,_9)){this._delete(i);_10=true;}}return _10;},fire:function(){var len=this.subscribers.length;if(!len&&this.silent){return true;}var _14=[],ret=true,i;for(i=0;i<arguments.length;++i){_14.push(arguments[i]);}var _15=_14.length;if(!this.silent){}for(i=0;i<len;++i){var s=this.subscribers[i];if(s){if(!this.silent){}var _16=s.getScope(this.scope);if(this.signature==YAHOO.util.CustomEvent.FLAT){var _17=null;if(_14.length>0){_17=_14[0];}ret=s.fn.call(_16,_17,s.obj);}else{ret=s.fn.call(_16,this.type,_14,s.obj);}if(false===ret){if(!this.silent){}return false;}}}return true;},unsubscribeAll:function(){for(var i=0,len=this.subscribers.length;i<len;++i){this._delete(len-1-i);}},_delete:function(_18){var s=this.subscribers[_18];if(s){delete s.fn;delete s.obj;}this.subscribers.splice(_18,1);},toString:function(){return "CustomEvent: "+"'"+this.type+"', "+"scope: "+this.scope;}};YAHOO.util.Subscriber=function(fn,obj,_20){this.fn=fn;this.obj=obj||null;this.override=_20;};YAHOO.util.Subscriber.prototype.getScope=function(_21){if(this.override){if(this.override===true){return this.obj;}else{return this.override;}}return _21;};YAHOO.util.Subscriber.prototype.contains=function(fn,obj){if(obj){return (this.fn==fn&&this.obj==obj);}else{return (this.fn==fn);}};YAHOO.util.Subscriber.prototype.toString=function(){return "Subscriber { obj: "+(this.obj||"")+", override: "+(this.override||"no")+" }";};if(!YAHOO.util.Event){YAHOO.util.Event=function(){var _22=false;var _23=[];var _24=[];var _25=[];var _26=[];var _27=0;var _28=[];var _29=[];var _30=0;return {POLL_RETRYS:200,POLL_INTERVAL:20,EL:0,TYPE:1,FN:2,WFN:3,OBJ:3,ADJ_SCOPE:4,isSafari:(/Safari|Konqueror|KHTML/gi).test(navigator.userAgent),isIE:(!this.isSafari&&!navigator.userAgent.match(/opera/gi)&&navigator.userAgent.match(/msie/gi)),_interval:null,startInterval:function(){if(!this._interval){var _31=this;var _32=function(){_31._tryPreloadAttach();};this._interval=setInterval(_32,this.POLL_INTERVAL);}},onAvailable:function(_33,_34,_35,_36){_28.push({id:_33,fn:_34,obj:_35,override:_36,checkReady:false});_27=this.POLL_RETRYS;this.startInterval();},onContentReady:function(_37,_38,_39,_40){_28.push({id:_37,fn:_38,obj:_39,override:_40,checkReady:true});_27=this.POLL_RETRYS;this.startInterval();},addListener:function(el,_42,fn,obj,_43){if(!fn||!fn.call){return false;}if(this._isValidCollection(el)){var ok=true;for(var i=0,len=el.length;i<len;++i){ok=this.on(el[i],_42,fn,obj,_43)&&ok;}return ok;}else{if(typeof el=="string"){var oEl=this.getEl(el);if(oEl){el=oEl;}else{this.onAvailable(el,function(){YAHOO.util.Event.on(el,_42,fn,obj,_43);});return true;}}}if(!el){return false;}if("unload"==_42&&obj!==this){_24[_24.length]=[el,_42,fn,obj,_43];return true;}var _46=el;if(_43){if(_43===true){_46=obj;}else{_46=_43;}}var _47=function(e){return fn.call(_46,YAHOO.util.Event.getEvent(e),obj);};var li=[el,_42,fn,_47,_46];var _50=_23.length;_23[_50]=li;if(this.useLegacyEvent(el,_42)){var _51=this.getLegacyIndex(el,_42);if(_51==-1||el!=_25[_51][0]){_51=_25.length;_29[el.id+_42]=_51;_25[_51]=[el,_42,el["on"+_42]];_26[_51]=[];el["on"+_42]=function(e){YAHOO.util.Event.fireLegacyEvent(YAHOO.util.Event.getEvent(e),_51);};}_26[_51].push(li);}else{this._simpleAdd(el,_42,_47,false);}return true;},fireLegacyEvent:function(e,_52){var ok=true;var le=_26[_52];for(var i=0,len=le.length;i<len;++i){var li=le[i];if(li&&li[this.WFN]){var _54=li[this.ADJ_SCOPE];var ret=li[this.WFN].call(_54,e);ok=(ok&&ret);}}return ok;},getLegacyIndex:function(el,_56){var key=this.generateId(el)+_56;if(typeof _29[key]=="undefined"){return -1;}else{return _29[key];}},useLegacyEvent:function(el,_58){if(!el.addEventListener&&!el.attachEvent){return true;}else{if(this.isSafari){if("click"==_58||"dblclick"==_58){return true;}}}return false;},removeListener:function(el,_59,fn){var i,len;if(typeof el=="string"){el=this.getEl(el);}else{if(this._isValidCollection(el)){var ok=true;for(i=0,len=el.length;i<len;++i){ok=(this.removeListener(el[i],_59,fn)&&ok);}return ok;}}if(!fn||!fn.call){return this.purgeElement(el,false,_59);}if("unload"==_59){for(i=0,len=_24.length;i<len;i++){var li=_24[i];if(li&&li[0]==el&&li[1]==_59&&li[2]==fn){_24.splice(i,1);return true;}}return false;}var _60=null;var _61=arguments[3];if("undefined"==typeof _61){_61=this._getCacheIndex(el,_59,fn);}if(_61>=0){_60=_23[_61];}if(!el||!_60){return false;}if(this.useLegacyEvent(el,_59)){var _62=this.getLegacyIndex(el,_59);var _63=_26[_62];if(_63){for(i=0,len=_63.length;i<len;++i){li=_63[i];if(li&&li[this.EL]==el&&li[this.TYPE]==_59&&li[this.FN]==fn){_63.splice(i,1);}}}}else{this._simpleRemove(el,_59,_60[this.WFN],false);}delete _23[_61][this.WFN];delete _23[_61][this.FN];_23.splice(_61,1);return true;},getTarget:function(ev,_65){var t=ev.target||ev.srcElement;return this.resolveTextNode(t);},resolveTextNode:function(_67){if(_67&&3==_67.nodeType){return _67.parentNode;}else{return _67;}},getPageX:function(ev){var x=ev.pageX;if(!x&&0!==x){x=ev.clientX||0;if(this.isIE){x+=this._getScrollLeft();}}return x;},getPageY:function(ev){var y=ev.pageY;if(!y&&0!==y){y=ev.clientY||0;if(this.isIE){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(e){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;}},getEvent:function(e){var ev=e||window.event;if(!ev){var c=this.getEvent.caller;while(c){ev=c.arguments[0];if(ev&&Event==ev.constructor){break;}c=c.caller;}}return ev;},getCharCode:function(ev){return ev.charCode||ev.keyCode||0;},_getCacheIndex:function(el,_71,fn){for(var i=0,len=_23.length;i<len;++i){var li=_23[i];if(li&&li[this.FN]==fn&&li[this.EL]==el&&li[this.TYPE]==_71){return i;}}return -1;},generateId:function(el){var id=el.id;if(!id){id="yuievtautoid-"+_30;++_30;el.id=id;}return id;},_isValidCollection:function(o){return (o&&o.length&&typeof o!="string"&&!o.tagName&&!o.alert&&typeof o[0]!="undefined");},elCache:{},getEl:function(id){return document.getElementById(id);},clearCache:function(){},_load:function(e){_22=true;var EU=YAHOO.util.Event;if(this.isIE){EU._simpleRemove(window,"load",EU._load);}},_tryPreloadAttach:function(){if(this.locked){return false;}this.locked=true;var _75=!_22;if(!_75){_75=(_27>0);}var _76=[];for(var i=0,len=_28.length;i<len;++i){var _77=_28[i];if(_77){var el=this.getEl(_77.id);if(el){if(!_77.checkReady||_22||el.nextSibling||(document&&document.body)){var _78=el;if(_77.override){if(_77.override===true){_78=_77.obj;}else{_78=_77.override;}}_77.fn.call(_78,_77.obj);delete _28[i];}}else{_76.push(_77);}}}_27=(_76.length===0)?0:_27-1;if(_75){this.startInterval();}else{clearInterval(this._interval);this._interval=null;}this.locked=false;return true;},purgeElement:function(el,_79,_80){var _81=this.getListeners(el,_80);if(_81){for(var i=0,len=_81.length;i<len;++i){var l=_81[i];this.removeListener(el,l.type,l.fn);}}if(_79&&el&&el.childNodes){for(i=0,len=el.childNodes.length;i<len;++i){this.purgeElement(el.childNodes[i],_79,_80);}}},getListeners:function(el,_83){var _84=[];if(_23&&_23.length>0){for(var i=0,len=_23.length;i<len;++i){var l=_23[i];if(l&&l[this.EL]===el&&(!_83||_83===l[this.TYPE])){_84.push({type:l[this.TYPE],fn:l[this.FN],obj:l[this.OBJ],adjust:l[this.ADJ_SCOPE],index:i});}}}return (_84.length)?_84:null;},_unload:function(e){var EU=YAHOO.util.Event,i,j,l,len,index;for(i=0,len=_24.length;i<len;++i){l=_24[i];if(l){var _85=window;if(l[EU.ADJ_SCOPE]){if(l[EU.ADJ_SCOPE]===true){_85=l[EU.OBJ];}else{_85=l[EU.ADJ_SCOPE];}}l[EU.FN].call(_85,EU.getEvent(e),l[EU.OBJ]);delete _24[i];l=null;_85=null;}}if(_23&&_23.length>0){j=_23.length;while(j){index=j-1;l=_23[index];if(l){EU.removeListener(l[EU.EL],l[EU.TYPE],l[EU.FN],index);}j=j-1;}l=null;EU.clearCache();}for(i=0,len=_25.length;i<len;++i){delete _25[i][0];delete _25[i];}EU._simpleRemove(window,"unload",EU._unload);},_getScrollLeft:function(){return this._getScroll()[1];},_getScrollTop:function(){return this._getScroll()[0];},_getScroll:function(){var dd=document.documentElement,db=document.body;if(dd&&(dd.scrollTop||dd.scrollLeft)){return [dd.scrollTop,dd.scrollLeft];}else{if(db){return [db.scrollTop,db.scrollLeft];}else{return [0,0];}}},_simpleAdd:function(){if(window.addEventListener){return function(el,_87,fn,_88){el.addEventListener(_87,fn,(_88));};}else{if(window.attachEvent){return function(el,_89,fn,_90){el.attachEvent("on"+_89,fn);};}else{return function(){};}}}(),_simpleRemove:function(){if(window.removeEventListener){return function(el,_91,fn,_92){el.removeEventListener(_91,fn,(_92));};}else{if(window.detachEvent){return function(el,_93,fn){el.detachEvent("on"+_93,fn);};}else{return function(){};}}}()};}();(function(){var EU=YAHOO.util.Event;EU.on=EU.addListener;if(document&&document.body){EU._load();}else{EU._simpleAdd(window,"load",EU._load);}EU._simpleAdd(window,"unload",EU._unload);EU._tryPreloadAttach();})();}YAHOO.util.EventProvider=function(){};YAHOO.util.EventProvider.prototype={__yui_events:null,__yui_subscribers:null,subscribe:function(_94,_95,_96,_97){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[_94];if(ce){ce.subscribe(_95,_96,_97);}else{this.__yui_subscribers=this.__yui_subscribers||{};var _99=this.__yui_subscribers;if(!_99[_94]){_99[_94]=[];}_99[_94].push({fn:_95,obj:_96,override:_97});}},unsubscribe:function(_100,p_fn,_102){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[_100];if(ce){return ce.unsubscribe(p_fn,_102);}else{return false;}},createEvent:function(_103,_104){this.__yui_events=this.__yui_events||{};var opts=_104||{};var _106=this.__yui_events;if(_106[_103]){}else{var _107=opts.scope||this;var _108=opts.silent||null;var ce=new YAHOO.util.CustomEvent(_103,_107,_108,YAHOO.util.CustomEvent.FLAT);_106[_103]=ce;if(opts.onSubscribeCallback){ce.subscribeEvent.subscribe(opts.onSubscribeCallback);}this.__yui_subscribers=this.__yui_subscribers||{};var qs=this.__yui_subscribers[_103];if(qs){for(var i=0;i<qs.length;++i){ce.subscribe(qs[i].fn,qs[i].obj,qs[i].override);}}}return _106[_103];},fireEvent:function(_110,arg1,arg2,etc){this.__yui_events=this.__yui_events||{};var ce=this.__yui_events[_110];if(ce){var args=[];for(var i=1;i<arguments.length;++i){args.push(arguments[i]);}return ce.fire.apply(ce,args);}else{return null;}},hasEvent:function(type){if(this.__yui_events){if(this.__yui_events[type]){return true;}}return false;}};
/* Copyright (c) 2006, Yahoo! Inc. All rights reserved.Code licensed under the BSD License:http://developer.yahoo.net/yui/license.txtversion: 0.12.0 */ YAHOO.util.Anim=function(el,attributes,duration,method){if(el){this.init(el,attributes,duration,method);}};YAHOO.util.Anim.prototype={toString:function(){var el=this.getEl();var id=el.id||el.tagName;return("Anim "+id);},patterns:{noNegatives:/width|height|opacity|padding/i,offsetAttribute:/^((width|height)|(top|left))$/,defaultUnit:/width|height|top$|bottom$|left$|right$/i,offsetUnit:/\d+(em|%|en|ex|pt|in|cm|mm|pc)$/i},doMethod:function(attr,start,end){return this.method(this.currentFrame,start,end-start,this.totalFrames);},setAttribute:function(attr,val,unit){if(this.patterns.noNegatives.test(attr)){val=(val>0)?val:0;}YAHOO.util.Dom.setStyle(this.getEl(),attr,val+unit);},getAttribute:function(attr){var el=this.getEl();var val=YAHOO.util.Dom.getStyle(el,attr);if(val!=='auto'&&!this.patterns.offsetUnit.test(val)){return parseFloat(val);}var a=this.patterns.offsetAttribute.exec(attr)||[];var pos=!!(a[3]);var box=!!(a[2]);if(box||(YAHOO.util.Dom.getStyle(el,'position')=='absolute'&&pos)){val=el['offset'+a[0].charAt(0).toUpperCase()+a[0].substr(1)];}else{val=0;}return val;},getDefaultUnit:function(attr){if(this.patterns.defaultUnit.test(attr)){return'px';}return'';},setRuntimeAttribute:function(attr){var start;var end;var attributes=this.attributes;this.runtimeAttributes[attr]={};var isset=function(prop){return(typeof prop!=='undefined');};if(!isset(attributes[attr]['to'])&&!isset(attributes[attr]['by'])){return false;}start=(isset(attributes[attr]['from']))?attributes[attr]['from']:this.getAttribute(attr);if(isset(attributes[attr]['to'])){end=attributes[attr]['to'];}else if(isset(attributes[attr]['by'])){if(start.constructor==Array){end=[];for(var i=0,len=start.length;i<len;++i){end[i]=start[i]+attributes[attr]['by'][i];}}else{end=start+attributes[attr]['by'];}}this.runtimeAttributes[attr].start=start;this.runtimeAttributes[attr].end=end;this.runtimeAttributes[attr].unit=(isset(attributes[attr].unit))?attributes[attr]['unit']:this.getDefaultUnit(attr);},init:function(el,attributes,duration,method){var isAnimated=false;var startTime=null;var actualFrames=0;el=YAHOO.util.Dom.get(el);this.attributes=attributes||{};this.duration=duration||1;this.method=method||YAHOO.util.Easing.easeNone;this.useSeconds=true;this.currentFrame=0;this.totalFrames=YAHOO.util.AnimMgr.fps;this.getEl=function(){return el;};this.isAnimated=function(){return isAnimated;};this.getStartTime=function(){return startTime;};this.runtimeAttributes={};this.animate=function(){if(this.isAnimated()){return false;}this.currentFrame=0;this.totalFrames=(this.useSeconds)?Math.ceil(YAHOO.util.AnimMgr.fps*this.duration):this.duration;YAHOO.util.AnimMgr.registerElement(this);};this.stop=function(finish){if(finish){this.currentFrame=this.totalFrames;this._onTween.fire();}YAHOO.util.AnimMgr.stop(this);};var onStart=function(){this.onStart.fire();this.runtimeAttributes={};for(var attr in this.attributes){this.setRuntimeAttribute(attr);}isAnimated=true;actualFrames=0;startTime=new Date();};var onTween=function(){var data={duration:new Date()-this.getStartTime(),currentFrame:this.currentFrame};data.toString=function(){return('duration: '+data.duration+', currentFrame: '+data.currentFrame);};this.onTween.fire(data);var runtimeAttributes=this.runtimeAttributes;for(var attr in runtimeAttributes){this.setAttribute(attr,this.doMethod(attr,runtimeAttributes[attr].start,runtimeAttributes[attr].end),runtimeAttributes[attr].unit);}actualFrames+=1;};var onComplete=function(){var actual_duration=(new Date()-startTime)/1000;var data={duration:actual_duration,frames:actualFrames,fps:actualFrames/actual_duration};data.toString=function(){return('duration: '+data.duration+', frames: '+data.frames+', fps: '+data.fps);};isAnimated=false;actualFrames=0;this.onComplete.fire(data);};this._onStart=new YAHOO.util.CustomEvent('_start',this,true);this.onStart=new YAHOO.util.CustomEvent('start',this);this.onTween=new YAHOO.util.CustomEvent('tween',this);this._onTween=new YAHOO.util.CustomEvent('_tween',this,true);this.onComplete=new YAHOO.util.CustomEvent('complete',this);this._onComplete=new YAHOO.util.CustomEvent('_complete',this,true);this._onStart.subscribe(onStart);this._onTween.subscribe(onTween);this._onComplete.subscribe(onComplete);}};YAHOO.util.AnimMgr=new function(){var thread=null;var queue=[];var tweenCount=0;this.fps=200;this.delay=1;this.registerElement=function(tween){queue[queue.length]=tween;tweenCount+=1;tween._onStart.fire();this.start();};this.unRegister=function(tween,index){tween._onComplete.fire();index=index||getIndex(tween);if(index!=-1){queue.splice(index,1);}tweenCount-=1;if(tweenCount<=0){this.stop();}};this.start=function(){if(thread===null){thread=setInterval(this.run,this.delay);}};this.stop=function(tween){if(!tween){clearInterval(thread);for(var i=0,len=queue.length;i<len;++i){if(queue[i].isAnimated()){this.unRegister(tween,i);}}queue=[];thread=null;tweenCount=0;}else{this.unRegister(tween);}};this.run=function(){for(var i=0,len=queue.length;i<len;++i){var tween=queue[i];if(!tween||!tween.isAnimated()){continue;}if(tween.currentFrame<tween.totalFrames||tween.totalFrames===null){tween.currentFrame+=1;if(tween.useSeconds){correctFrame(tween);}tween._onTween.fire();}else{YAHOO.util.AnimMgr.stop(tween,i);}}};var getIndex=function(anim){for(var i=0,len=queue.length;i<len;++i){if(queue[i]==anim){return i;}}return-1;};var correctFrame=function(tween){var frames=tween.totalFrames;var frame=tween.currentFrame;var expected=(tween.currentFrame*tween.duration*1000/tween.totalFrames);var elapsed=(new Date()-tween.getStartTime());var tweak=0;if(elapsed<tween.duration*1000){tweak=Math.round((elapsed/expected-1)*tween.currentFrame);}else{tweak=frames-(frame+1);}if(tweak>0&&isFinite(tweak)){if(tween.currentFrame+tweak>=frames){tweak=frames-(frame+1);}tween.currentFrame+=tweak;}};};YAHOO.util.Bezier=new function(){this.getPosition=function(points,t){var n=points.length;var tmp=[];for(var i=0;i<n;++i){tmp[i]=[points[i][0],points[i][1]];}for(var j=1;j<n;++j){for(i=0;i<n-j;++i){tmp[i][0]=(1-t)*tmp[i][0]+t*tmp[parseInt(i+1,10)][0];tmp[i][1]=(1-t)*tmp[i][1]+t*tmp[parseInt(i+1,10)][1];}}return[tmp[0][0],tmp[0][1]];};};(function(){YAHOO.util.ColorAnim=function(el,attributes,duration,method){YAHOO.util.ColorAnim.superclass.constructor.call(this,el,attributes,duration,method);};YAHOO.extend(YAHOO.util.ColorAnim,YAHOO.util.Anim);var Y=YAHOO.util;var superclass=Y.ColorAnim.superclass;var proto=Y.ColorAnim.prototype;proto.toString=function(){var el=this.getEl();var id=el.id||el.tagName;return("ColorAnim "+id);};proto.patterns.color=/color$/i;proto.patterns.rgb=/^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i;proto.patterns.hex=/^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i;proto.patterns.hex3=/^#?([0-9A-F]{1})([0-9A-F]{1})([0-9A-F]{1})$/i;proto.patterns.transparent=/^transparent|rgba\(0, 0, 0, 0\)$/;proto.parseColor=function(s){if(s.length==3){return s;}var c=this.patterns.hex.exec(s);if(c&&c.length==4){return[parseInt(c[1],16),parseInt(c[2],16),parseInt(c[3],16)];}c=this.patterns.rgb.exec(s);if(c&&c.length==4){return[parseInt(c[1],10),parseInt(c[2],10),parseInt(c[3],10)];}c=this.patterns.hex3.exec(s);if(c&&c.length==4){return[parseInt(c[1]+c[1],16),parseInt(c[2]+c[2],16),parseInt(c[3]+c[3],16)];}return null;};proto.getAttribute=function(attr){var el=this.getEl();if(this.patterns.color.test(attr)){var val=YAHOO.util.Dom.getStyle(el,attr);if(this.patterns.transparent.test(val)){var parent=el.parentNode;val=Y.Dom.getStyle(parent,attr);while(parent&&this.patterns.transparent.test(val)){parent=parent.parentNode;val=Y.Dom.getStyle(parent,attr);if(parent.tagName.toUpperCase()=='HTML'){val='#fff';}}}}else{val=superclass.getAttribute.call(this,attr);}return val;};proto.doMethod=function(attr,start,end){var val;if(this.patterns.color.test(attr)){val=[];for(var i=0,len=start.length;i<len;++i){val[i]=superclass.doMethod.call(this,attr,start[i],end[i]);}val='rgb('+Math.floor(val[0])+','+Math.floor(val[1])+','+Math.floor(val[2])+')';}else{val=superclass.doMethod.call(this,attr,start,end);}return val;};proto.setRuntimeAttribute=function(attr){superclass.setRuntimeAttribute.call(this,attr);if(this.patterns.color.test(attr)){var attributes=this.attributes;var start=this.parseColor(this.runtimeAttributes[attr].start);var end=this.parseColor(this.runtimeAttributes[attr].end);if(typeof attributes[attr]['to']==='undefined'&&typeof attributes[attr]['by']!=='undefined'){end=this.parseColor(attributes[attr].by);for(var i=0,len=start.length;i<len;++i){end[i]=start[i]+end[i];}}this.runtimeAttributes[attr].start=start;this.runtimeAttributes[attr].end=end;}};})();YAHOO.util.Easing={easeNone:function(t,b,c,d){return c*t/d+b;},easeIn:function(t,b,c,d){return c*(t/=d)*t+b;},easeOut:function(t,b,c,d){return-c*(t/=d)*(t-2)+b;},easeBoth:function(t,b,c,d){if((t/=d/2)<1)return c/2*t*t+b;return-c/2*((--t)*(t-2)-1)+b;},easeInStrong:function(t,b,c,d){return c*(t/=d)*t*t*t+b;},easeOutStrong:function(t,b,c,d){return-c*((t=t/d-1)*t*t*t-1)+b;},easeBothStrong:function(t,b,c,d){if((t/=d/2)<1)return c/2*t*t*t*t+b;return-c/2*((t-=2)*t*t*t-2)+b;},elasticIn:function(t,b,c,d,a,p){if(t==0)return b;if((t/=d)==1)return b+c;if(!p)p=d*.3;if(!a||a<Math.abs(c)){a=c;var s=p/4;}else var s=p/(2*Math.PI)*Math.asin(c/a);return-(a*Math.pow(2,10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p))+b;},elasticOut:function(t,b,c,d,a,p){if(t==0)return b;if((t/=d)==1)return b+c;if(!p)p=d*.3;if(!a||a<Math.abs(c)){a=c;var s=p/4;}else var s=p/(2*Math.PI)*Math.asin(c/a);return a*Math.pow(2,-10*t)*Math.sin((t*d-s)*(2*Math.PI)/p)+c+b;},elasticBoth:function(t,b,c,d,a,p){if(t==0)return b;if((t/=d/2)==2)return b+c;if(!p)p=d*(.3*1.5);if(!a||a<Math.abs(c)){a=c;var s=p/4;}else var s=p/(2*Math.PI)*Math.asin(c/a);if(t<1)return-.5*(a*Math.pow(2,10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p))+b;return a*Math.pow(2,-10*(t-=1))*Math.sin((t*d-s)*(2*Math.PI)/p)*.5+c+b;},backIn:function(t,b,c,d,s){if(typeof s=='undefined')s=1.70158;return c*(t/=d)*t*((s+1)*t-s)+b;},backOut:function(t,b,c,d,s){if(typeof s=='undefined')s=1.70158;return c*((t=t/d-1)*t*((s+1)*t+s)+1)+b;},backBoth:function(t,b,c,d,s){if(typeof s=='undefined')s=1.70158;if((t/=d/2)<1)return c/2*(t*t*(((s*=(1.525))+1)*t-s))+b;return c/2*((t-=2)*t*(((s*=(1.525))+1)*t+s)+2)+b;},bounceIn:function(t,b,c,d){return c-YAHOO.util.Easing.bounceOut(d-t,0,c,d)+b;},bounceOut:function(t,b,c,d){if((t/=d)<(1/2.75)){return c*(7.5625*t*t)+b;}else if(t<(2/2.75)){return c*(7.5625*(t-=(1.5/2.75))*t+.75)+b;}else if(t<(2.5/2.75)){return c*(7.5625*(t-=(2.25/2.75))*t+.9375)+b;}else{return c*(7.5625*(t-=(2.625/2.75))*t+.984375)+b;}},bounceBoth:function(t,b,c,d){if(t<d/2)return YAHOO.util.Easing.bounceIn(t*2,0,c,d)*.5+b;return YAHOO.util.Easing.bounceOut(t*2-d,0,c,d)*.5+c*.5+b;}};(function(){YAHOO.util.Motion=function(el,attributes,duration,method){if(el){YAHOO.util.Motion.superclass.constructor.call(this,el,attributes,duration,method);}};YAHOO.extend(YAHOO.util.Motion,YAHOO.util.ColorAnim);var Y=YAHOO.util;var superclass=Y.Motion.superclass;var proto=Y.Motion.prototype;proto.toString=function(){var el=this.getEl();var id=el.id||el.tagName;return("Motion "+id);};proto.patterns.points=/^points$/i;proto.setAttribute=function(attr,val,unit){if(this.patterns.points.test(attr)){unit=unit||'px';superclass.setAttribute.call(this,'left',val[0],unit);superclass.setAttribute.call(this,'top',val[1],unit);}else{superclass.setAttribute.call(this,attr,val,unit);}};proto.getAttribute=function(attr){if(this.patterns.points.test(attr)){var val=[superclass.getAttribute.call(this,'left'),superclass.getAttribute.call(this,'top')];}else{val=superclass.getAttribute.call(this,attr);}return val;};proto.doMethod=function(attr,start,end){var val=null;if(this.patterns.points.test(attr)){var t=this.method(this.currentFrame,0,100,this.totalFrames)/100;val=Y.Bezier.getPosition(this.runtimeAttributes[attr],t);}else{val=superclass.doMethod.call(this,attr,start,end);}return val;};proto.setRuntimeAttribute=function(attr){if(this.patterns.points.test(attr)){var el=this.getEl();var attributes=this.attributes;var start;var control=attributes['points']['control']||[];var end;var i,len;if(control.length>0&&!(control[0]instanceof Array)){control=[control];}else{var tmp=[];for(i=0,len=control.length;i<len;++i){tmp[i]=control[i];}control=tmp;}if(Y.Dom.getStyle(el,'position')=='static'){Y.Dom.setStyle(el,'position','relative');}if(isset(attributes['points']['from'])){Y.Dom.setXY(el,attributes['points']['from']);}else{Y.Dom.setXY(el,Y.Dom.getXY(el));}start=this.getAttribute('points');if(isset(attributes['points']['to'])){end=translateValues.call(this,attributes['points']['to'],start);var pageXY=Y.Dom.getXY(this.getEl());for(i=0,len=control.length;i<len;++i){control[i]=translateValues.call(this,control[i],start);}}else if(isset(attributes['points']['by'])){end=[start[0]+attributes['points']['by'][0],start[1]+attributes['points']['by'][1]];for(i=0,len=control.length;i<len;++i){control[i]=[start[0]+control[i][0],start[1]+control[i][1]];}}this.runtimeAttributes[attr]=[start];if(control.length>0){this.runtimeAttributes[attr]=this.runtimeAttributes[attr].concat(control);}this.runtimeAttributes[attr][this.runtimeAttributes[attr].length]=end;}else{superclass.setRuntimeAttribute.call(this,attr);}};var translateValues=function(val,start){var pageXY=Y.Dom.getXY(this.getEl());val=[val[0]-pageXY[0]+start[0],val[1]-pageXY[1]+start[1]];return val;};var isset=function(prop){return(typeof prop!=='undefined');};})();(function(){YAHOO.util.Scroll=function(el,attributes,duration,method){if(el){YAHOO.util.Scroll.superclass.constructor.call(this,el,attributes,duration,method);}};YAHOO.extend(YAHOO.util.Scroll,YAHOO.util.ColorAnim);var Y=YAHOO.util;var superclass=Y.Scroll.superclass;var proto=Y.Scroll.prototype;proto.toString=function(){var el=this.getEl();var id=el.id||el.tagName;return("Scroll "+id);};proto.doMethod=function(attr,start,end){var val=null;if(attr=='scroll'){val=[this.method(this.currentFrame,start[0],end[0]-start[0],this.totalFrames),this.method(this.currentFrame,start[1],end[1]-start[1],this.totalFrames)];}else{val=superclass.doMethod.call(this,attr,start,end);}return val;};proto.getAttribute=function(attr){var val=null;var el=this.getEl();if(attr=='scroll'){val=[el.scrollLeft,el.scrollTop];}else{val=superclass.getAttribute.call(this,attr);}return val;};proto.setAttribute=function(attr,val,unit){var el=this.getEl();if(attr=='scroll'){el.scrollLeft=val[0];el.scrollTop=val[1];}else{superclass.setAttribute.call(this,attr,val,unit);}};})();
// Based on X, a Cross-Browser Javascript Library, Distributed under the terms of the GNU LGPL
var xOp7Up,xOp6Dn,xIE4Up,xIE4,xIE5,xNN4,xUA=navigator.userAgent.toLowerCase();
if(window.opera){
  var i=xUA.indexOf('opera');
  if(i!=-1){
    var v=parseInt(xUA.charAt(i+6));
    xOp7Up=v>=7;
    xOp6Dn=v<7;
  }
}
else if(navigator.vendor!='KDE' && document.all && xUA.indexOf('msie')!=-1){
  xIE4Up=parseFloat(navigator.appVersion)>=4;
  xIE4=xUA.indexOf('msie 4')!=-1;
  xIE5=xUA.indexOf('msie 5')!=-1;
}
else if(document.layers){xNN4=true;}
xMac=xUA.indexOf('mac')!=-1;

function xAddEventListener(e,eT,eL,cap)
{
  if(!(e=xGetElementById(e))) return;
  eT=eT.toLowerCase();
  if((!xIE4Up && !xOp7Up) && e==window) {
    if(eT=='resize') { window.xPCW=xClientWidth(); window.xPCH=xClientHeight(); window.xREL=eL; xResizeEvent(); return; }
    if(eT=='scroll') { window.xPSL=xScrollLeft(); window.xPST=xScrollTop(); window.xSEL=eL; xScrollEvent(); return; }
  }
  var eh='e.on'+eT+'=eL';
  if(e.addEventListener) e.addEventListener(eT,eL,cap);
  else if(e.attachEvent) e.attachEvent('on'+eT,eL);
  else eval(eh);
}
// called only from the above
function xResizeEvent()
{
  if (window.xREL) setTimeout('xResizeEvent()', 250);
  var cw = xClientWidth(), ch = xClientHeight();
  if (window.xPCW != cw || window.xPCH != ch) { window.xPCW = cw; window.xPCH = ch; if (window.xREL) window.xREL(); }
}
function xScrollEvent()
{
  if (window.xSEL) setTimeout('xScrollEvent()', 250);
  var sl = xScrollLeft(), st = xScrollTop();
  if (window.xPSL != sl || window.xPST != st) { window.xPSL = sl; window.xPST = st; if (window.xSEL) window.xSEL(); }
}
function xClientHeight(){
  var h=0;
  if(xOp6Dn) h=window.innerHeight;
  else if(document.compatMode == 'CSS1Compat' && !window.opera && document.documentElement && document.documentElement.clientHeight)
    h=document.documentElement.clientHeight;
  else if(document.body && document.body.clientHeight)
    h=document.body.clientHeight;
  else if(xDef(window.innerWidth,window.innerHeight,document.width)) {
    h=window.innerHeight;
    if(document.width>window.innerWidth) h-=16;
  }
  return h;
}
function xClientWidth(){
  var w=0;
  if(xOp6Dn) w=window.innerWidth;
  else if(document.compatMode == 'CSS1Compat' && !window.opera && document.documentElement && document.documentElement.clientWidth)
    w=document.documentElement.clientWidth;
  else if(document.body && document.body.clientWidth)
    w=document.body.clientWidth;
  else if(xDef(window.innerWidth,window.innerHeight,document.height)) {
    w=window.innerWidth;
    if(document.height>window.innerHeight) w-=16;
  }
  return w;
}
function xDef(){
  for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])=='undefined') return false;}
  return true;
}
function xDisplay(e,s){
  if(!(e=xGetElementById(e))) return null;
  if(e.style && xDef(e.style.display)) {
    if (xStr(s)) e.style.display = s;
    return e.style.display;
  }
  return null;
}
function xEvent(evt){
  var e = evt || window.event;
  if(!e) return;
  if(e.type) this.type = e.type;
  if(e.target) this.target = e.target;
  else if(e.srcElement) this.target = e.srcElement;
  // Section B
  if (e.relatedTarget) this.relatedTarget = e.relatedTarget;
  else if (e.type == 'mouseover' && e.fromElement) this.relatedTarget = e.fromElement;
  else if (e.type == 'mouseout') this.relatedTarget = e.toElement;
  // End Section B
  if(xOp6Dn) { this.pageX = e.clientX; this.pageY = e.clientY; }
  else if(xDef(e.pageX,e.pageY)) { this.pageX = e.pageX; this.pageY = e.pageY; }
  else if(xDef(e.clientX,e.clientY)) { this.pageX = e.clientX + xScrollLeft(); this.pageY = e.clientY + xScrollTop(); }
  // Section A
  if (xDef(e.offsetX,e.offsetY)) {
    this.offsetX = e.offsetX;
    this.offsetY = e.offsetY;
  }
  else if (xDef(e.layerX,e.layerY)) {
    this.offsetX = e.layerX;
    this.offsetY = e.layerY;
  }
  else {
    this.offsetX = this.pageX - xPageX(this.target);
    this.offsetY = this.pageY - xPageY(this.target);
  }
  // End Section A
  if (e.keyCode) { this.keyCode = e.keyCode; } // for moz/fb, if keyCode==0 use which
  else if (xDef(e.which) && e.type.indexOf('key')!=-1) { this.keyCode = e.which; }
  this.shiftKey = e.shiftKey;
  this.ctrlKey = e.ctrlKey;
  this.altKey = e.altKey;
}
function xGetComputedStyle(oEle, sProp, bInt){
  var s, p = 'undefined';
  var dv = document.defaultView;
  if(dv && dv.getComputedStyle){
    s = dv.getComputedStyle(oEle,'');
    if (s) p = s.getPropertyValue(sProp);
  }
  else if(oEle.currentStyle) {
    // convert css property name to object property name for IE
    var a = sProp.split('-');
    sProp = a[0];
    for (var i=1; i<a.length; ++i) {
      c = a[i].charAt(0);
      sProp += a[i].replace(c, c.toUpperCase());
    }   
    p = oEle.currentStyle[sProp];
  }
  else return null;
  return bInt ? (parseInt(p) || 0) : p;
}
function xGetElementById(e){
  if(typeof(e)!='string') return e;
  if(document.getElementById) e=document.getElementById(e);
  else if(document.all) e=document.all[e];
  else e=null;
  return e;
}
function xGetElementsByClassName(c,p,t,f){
  var found = new Array();
  var re = new RegExp('\\b'+c+'\\b', 'i');
  var list = xGetElementsByTagName(t, p);
  for (var i = 0; i < list.length; ++i) {
    if (list[i].className && list[i].className.search(re) != -1) {
      found[found.length] = list[i];
      if (f) f(list[i]);
    }
  }
  return found;
}
function xGetElementsByTagName(t,p){
  var list = null;
  t = t || '*';
  p = p || document;
  if (xIE4 || xIE5) {
    if (t == '*') list = p.all;
    else list = p.all.tags(t);
  }
  else if (p.getElementsByTagName) list = p.getElementsByTagName(t);
  return list || new Array();
}
function xHeight(e,h){
  if(!(e=xGetElementById(e))) return 0;
  if (xNum(h)) {
    if (h<0) h = 0;
    else h=Math.round(h);
  }
  else h=-1;
  var css=xDef(e.style);
  if (e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
    h = xClientHeight();
  }
  else if(css && xDef(e.offsetHeight) && xStr(e.style.height)) {
    if(h>=0) {
      var pt=0,pb=0,bt=0,bb=0;
      if (document.compatMode=='CSS1Compat') {
        var gcs = xGetComputedStyle;
        pt=gcs(e,'padding-top',1);
        if (pt !== null) {
          pb=gcs(e,'padding-bottom',1);
          bt=gcs(e,'border-top-width',1);
          bb=gcs(e,'border-bottom-width',1);
        }
        // Should we try this as a last resort?
        // At this point getComputedStyle and currentStyle do not exist.
        else if(xDef(e.offsetHeight,e.style.height)){
          e.style.height=h+'px';
          pt=e.offsetHeight-h;
        }
      }
      h-=(pt+pb+bt+bb);
      if(isNaN(h)||h<0) return;
      else e.style.height=h+'px';
    }
    h=e.offsetHeight;
  }
  else if(css && xDef(e.style.pixelHeight)) {
    if(h>=0) e.style.pixelHeight=h;
    h=e.style.pixelHeight;
  }
  return h;
}
function xLeft(e, iX){
  if(!(e=xGetElementById(e))) return 0;
  var css=xDef(e.style);
  if (css && xStr(e.style.left)) {
    if(xNum(iX)) e.style.left=iX+'px';
    else {
      iX=parseInt(e.style.left);
      if(isNaN(iX)) iX=0;
    }
  }
  else if(css && xDef(e.style.pixelLeft)) {
    if(xNum(iX)) e.style.pixelLeft=iX;
    else iX=e.style.pixelLeft;
  }
  return iX;
}
function xMoveTo(e,x,y){
  xLeft(e,x);
  xTop(e,y);
}
function xNum(){
  for(var i=0; i<arguments.length; ++i){if(isNaN(arguments[i]) || typeof(arguments[i])!='number') return false;}
  return true;
}
function xPageX(e){
  if (!(e=xGetElementById(e))) return 0;
  var x = 0;
  while (e) {
    if (xDef(e.offsetLeft)) x += e.offsetLeft;
    e = xDef(e.offsetParent) ? e.offsetParent : null;
  }
  return x;
}
function xPageY(e){
  if (!(e=xGetElementById(e))) return 0;
  var y = 0;
  while (e) {
    if (xDef(e.offsetTop)) y += e.offsetTop;
    e = xDef(e.offsetParent) ? e.offsetParent : null;
  }
//  if (xOp7Up) return y - document.body.offsetTop; // v3.14, temporary hack for opera bug 130324 (reported 1nov03)
  return y;
}
function xScrollLeft(e, bWin){
  var offset=0;
  if (!xDef(e) || bWin || e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
    var w = window;
    if (bWin && e) w = e;
    if(w.document.documentElement && w.document.documentElement.scrollLeft) offset=w.document.documentElement.scrollLeft;
    else if(w.document.body && xDef(w.document.body.scrollLeft)) offset=w.document.body.scrollLeft;
  }
  else {
    e = xGetElementById(e);
    if (e && xNum(e.scrollLeft)) offset = e.scrollLeft;
  }
  return offset;
}
function xScrollTop(e, bWin){
  var offset=0;
  if (!xDef(e) || bWin || e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
    var w = window;
    if (bWin && e) w = e;
    if(w.document.documentElement && w.document.documentElement.scrollTop) offset=w.document.documentElement.scrollTop;
    else if(w.document.body && xDef(w.document.body.scrollTop)) offset=w.document.body.scrollTop;
  }
  else {
    e = xGetElementById(e);
    if (e && xNum(e.scrollTop)) offset = e.scrollTop;
  }
  return offset;
}
function xStr(s){
  for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])!='string') return false;}
  return true;
}
function xTop(e, iY){
  if(!(e=xGetElementById(e))) return 0;
  var css=xDef(e.style);
  if(css && xStr(e.style.top)) {
    if(xNum(iY)) e.style.top=iY+'px';
    else {
      iY=parseInt(e.style.top);
      if(isNaN(iY)) iY=0;
    }
  }
  else if(css && xDef(e.style.pixelTop)) {
    if(xNum(iY)) e.style.pixelTop=iY;
    else iY=e.style.pixelTop;
  }
  return iY;
}
function xAddClass(e,cls) {
  if (!(e=xGetElementById(e))) return null;
  var newClassName = e.className + " " + cls;
  e.className = newClassName.replace(new RegExp(" +", "g"), " ");
}
function xRemoveClass(e,cls) {
  if (!(e=xGetElementById(e))) return null;
  var newClassName = e.className.replace(new RegExp(cls, "gi"), "");
  e.className = newClassName.replace(new RegExp(" +", "g"), " ");
}
function xAddEventListener(e,eT,eL,cap) {
	YAHOO.util.Event.addListener(e,eT,eL);
}
/* if no firebug */
if (!window.console) {
	window.console = {
		log:function(e){alert(e);}
	}
}
// Pass it an LI element with nested lists, and it will generate a dynamic menu.
// When you mouse-over an item, an "over" class will be added to it.
function VerticalNav(rootNode) {
	this.rootNode = rootNode;
	this.tier1Timer;
	this.tier2Timer;
	this.tier1Node;
	this.tier2Node;
	var tier1Items = this.rootNode.childNodes;
	for (var i = 0; i < tier1Items.length; i++) {
		xAddEventListener(tier1Items[i], "mouseover", this.getTier1OverFor(tier1Items[i]), false);
		xAddEventListener(tier1Items[i], "mouseout", this.getTier1OutFor(tier1Items[i]), false);

		var tier2Items = xGetElementsByTagName("li", tier1Items[i]);
		for (var j = 0; j < tier2Items.length; j++) {
			xAddEventListener(tier2Items[j], "mouseover", this.getTier2OverFor(tier2Items[j]), false);
			xAddEventListener(tier2Items[j], "mouseout", this.getTier2OutFor(tier2Items[j]), false);
		}
	}
	if (xIE4Up)
		this.createIframeLayer();

	if (typeof ExtendedVerticalNav != "undefined"&& xGetElementById("mainNav"))
		var mainNav = new ExtendedVerticalNav();
}
VerticalNav.prototype = {
	getTier1OverFor: function(ele) {
		var myNav = this;
		return function(evt){myNav.tier1Over.call(myNav,evt,ele);};
	},

	getTier1OutFor: function(ele) {
		var myNav = this;
		return function(evt){myNav.tier1OutStart.call(myNav,evt,ele);};
	},

	getTier2OverFor: function(ele) {
		var myNav = this;
		return function(evt){myNav.tier2Over.call(myNav,evt,ele);};
	},

	getTier2OutFor: function(ele) {
		var myNav = this;
		return function(evt){myNav.tier2OutStart.call(myNav,evt,ele);};
	},

	tier1Over: function(evt,ele) {
		clearTimeout(this.tier1Timer);
		if (this.tier1Node) this.tier1OutEnd();
		for (var i = 0; i < ele.childNodes.length; i++) {
			var node = ele.childNodes[i];
			if (node.nodeName.toLowerCase() == "ul") {
				node.style.display = "block";
				this.showIframeLayer(node);
			}
		}
		xAddClass(ele, "over");
		this.tier1Node = ele;
	},

	tier1OutStart: function(evt,ele) {
		var myNav = this;
		this.tier1Timer = setTimeout(function(){myNav.tier1OutEnd.call(myNav);}, 100);
	},

	tier1OutEnd: function() {
		if (!this.tier1Node) return;
		for (var i = 0; i < this.tier1Node.childNodes.length; i++) {
			var node = this.tier1Node.childNodes[i];
			if (node.nodeName.toLowerCase() == "ul") {
				node.style.display = "inline";
				this.hideIframeLayer(node);
			}
		}
		xRemoveClass(this.tier1Node, "over");
		this.tier1Node = null;
	},

	tier2Over: function(evt,ele) {
		clearTimeout(this.tier2Timer);
		if (this.tier2Node) this.tier2OutEnd();
		xAddClass(ele, "over");
		this.tier2Node = ele;
	},

	tier2OutStart: function(evt,ele) {
		var myNav = this;
		this.tier2Timer = setTimeout(function(){myNav.tier2OutEnd.call(myNav);}, 100);
	},

	tier2OutEnd: function() {
		xRemoveClass(this.tier2Node, "over");
		this.tier2Node = null;
	},

	createIframeLayer: function() {
		var layer = document.createElement("iframe");
		layer.src = '/images/clear.gif';		
		layer.tabindex = "-1";
		this.rootNode.appendChild(layer);
		xDisplay(layer, "none");
		this.iframeLayer = layer;
	},

	removeIframeLayer: function() {
		if (this.iframeLayer) {
			this.rootNode.removeChild(this.iframeLayer);
		}
		this.iframeLayer = null;
	},

	showIframeLayer: function(menu) {
		var layer = this.iframeLayer;
		if (!layer) return;
		layer.style.left = menu.offsetLeft + "px";
		layer.style.top = menu.offsetTop + "px";
		layer.style.width = menu.offsetWidth + "px";
		layer.style.height = menu.offsetHeight + "px";
		xDisplay(layer, "block");
	},

	hideIframeLayer: function(menu) {
		if (this.iframeLayer)
			xDisplay(this.iframeLayer, "none");
	}
}


/* attach event handlers to html elements */
function loadHandler() {
	if (typeof VerticalNav != "undefined" && xGetElementById("mainNav"))
		var mainNav = new VerticalNav(xGetElementById("mainNav"));
}
function setCookie(name, value, expires, path, domain, secure){
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
function getCookie(name){
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}
function deleteCookie(name, path, domain){
    if (getCookie(name))
    {
        document.cookie = name + "=" + 
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}
function iaLogin(theForm){
	if (theForm.rememberLogin.checked==true){
		var now = new Date();
		now.setTime(now.getTime() + 1000 * 60 * 60 * 24 * 365);
		setCookie("un", escape(theForm.loginId.value), now);
	} else {
		deleteCookie("un");
	}
	return (true);
}