/*多窗口打开或隐藏*/
function showhide(which){
if( which.style.display=="none"){
    which.style.display=""
 }else{
    which.style.display="none"
}
}

/*单窗口打开或隐藏*/
var currentCategory =new String("");
 function opclos(cate)
	{
	 document.all("currentLocation").style.display="none";
  if(currentCategory != "")
	{
	document.all(currentCategory).style.display="none";
		}
	currentCategory = cate;
	document.all(currentCategory).style.display="";
	return;
	}