var old_tab2 = null;
var old_li = null;
function getdiv2(id)
{
	if(old_tab2==null) old_tab2 = document.getElementById("chanpin1");
	if(old_li==null) old_li = document.getElementById("leftli1");	
	var obj_tab=document.getElementById("chanpin"+id);
	var obj_li=document.getElementById("leftli"+id);
	obj_li.style.background="url(images/bqbt02.jpg) no-repeat";
	if(obj_tab==null) return;
	obj_tab.style.display="";
	if(obj_tab!=old_tab2){
		if(old_tab2!=null) old_tab2.style.display="none";
		old_tab2 = obj_tab;
	}
	
	if(obj_li==null) return;
	obj_li.style.background="url(images/bqbt02.jpg) no-repeat";
	if(obj_li!=old_li){
		if(old_li!=null)
		{old_li.style.background="url(images/bqbt.jpg) no-repeat";;
		}
		old_li = obj_li;
	}
}