function tabs(thisObj,Num){
    if(thisObj.childNodes[0].className=="act"){return}
	var id=thisObj.parentNode.id
	var list=document.getElementById(id).getElementsByTagName("LI")
	for(var i=0;i<list.length;i++){
	   if(i==Num){
	   thisObj.childNodes[0].className="act"
	   document.getElementById(id+"_"+i).className="open"
	   document.getElementById("more0_"+i).className="open"
	   }
	   else{
	   list[i].childNodes[0].className=""
	   document.getElementById(id+"_"+i).className="none"
	   document.getElementById("more0_"+i).className="none"
	   }
	}
}