YAHOO.util.Event.getButton=function(ev){if(window.event){if(window.event.button&1)
return 0;else if(window.event.button&2)
return 2;else if(window.event.button&4)
return 1;else if(ev.type=='click')
return 0;else
return null;}
else
return ev.button;}
YAHOO.util.Dom.allTextContent=function(el){el=this.get(el);var content="";var node=el.firstChild;while(node){if(node.nodeType==3)
content+=node.nodeValue;else if(node.nodeType==1)
content+=YAHOO.util.Dom.allTextContent(node);node=node.nextSibling;}
return content;}
YAHOO.util.Dom.textContent=function(el){el=this.get(el);var content="";var node=el.firstChild;while(node){if(node.nodeType==3)
content+=node.nodeValue;node=node.nextSibling;}
return content;}
YAHOO.util.Event.baseGetEvent=YAHOO.util.Event.getEvent;YAHOO.util.Event.getEvent=function(event){var result=YAHOO.util.Event.baseGetEvent(event);if(window.event)
result.wrapped=new DOMEventWrapper();else if(event)
result.wrapped=event;return result;}
function DOMEventWrapper(){this.timeStamp=new Date();this.event=window.event;this.type=window.event.type;if(window.event.type=='mouseout'){this.target=window.event.fromElement;this.relatedTarget=window.event.toElement;}
else if(window.event.type=='mouseover'){this.relatedTarget=window.event.fromElement;this.target=window.event.toElement;}else{this.relatedTarget=null;this.target=window.event.srcElement;}
this.clientX=window.event.clientX;this.clientY=window.event.clientY;this.screenX=window.event.screenX;this.screenY=window.event.screenY;this.ctrlKey=window.event.ctrlKey;this.altKey=window.event.altlKey;this.shiftKey=window.event.shiftKey;this.metaKey=window.event.metaKey;if(window.event.button&1){this.button=0;}
else if(window.event.button&2){this.button=2;}
else if(window.event.button&4){this.button=1;}else if(this.type=='click'){this.button=0;}
else{this.button=null;}
this.currentTarget=null;this.bubbles=!window.event.cancelBubble;}
DOMEventWrapper.prototype={type:null,target:null,currentTarget:null,eventPhase:null,bubbled:null,cancelable:true,timeStamp:null,screenX:null,screenY:null,clientX:null,clientY:null,ctrlKey:null,shiftKey:null,altKey:null,metaKey:null,button:null,relatedTarget:null,preventDefault:function(){this.event.returnValue=false;},stopPropagation:function(){this.event.cancelBubble=true;this.bubbles=false;}}