var f=0;
var y=0;
var div_obj
function menuover(obj, arg1){
 	div_obj=obj
 	_f=0;
 	y=0;
 	document.getElementById(obj).style.width="0px";
 	document.getElementById(obj).style.height="1px";
 	document.getElementById(obj).style.display="";
	document.getElementById(div_obj).style.top=arg1.clientY-30;
	document.getElementById(div_obj).style.left=arg1.clientX-10;
 	menuobjy();
}
function menuout(obj){
 	document.getElementById(obj).style.display="none";
}
function menuTout(){
	document.getElementById(div_obj).style.display="none";
}
function menuTover(evt){
 	document.getElementById(div_obj).style.display="";
}
function menuTimerDIV(){
 if( _f >= 210){/*宽度*/
  	//var str="";
  	//document.getElementById(div_obj).innerHTML=str
	//alert(document.getElementById(div_obj).innerHTML);
  	return ;
 }
 else{
  	_f=_f+10;
  	document.getElementById(div_obj).style.width=_f+"px";
  	window.setTimeout(menuTimerDIV,1);
 }
}
function menuobjy(){
 	if(y >= 50){/*高度*/  
  		menuTimerDIV();
  		return ;
 	}
 	else{
  		y+=50;
  		document.getElementById(div_obj).style.height=y+"px"; 
  		window.setTimeout(menuobjy,1);
 }
}