function myListSet()
{
	var classid=formatnum(getPra("classid"),0);
	var objon=getId("classid_"+classid);
	if(objon)objon.className+="_on";
	var list=formatnum(getCookie("myList"),-1);
	if(objon&&list!=-1)
	{
		var objs=getId("prolists").getElementsByTagName("li");
		for(i=0;i<objs.length;i++)
		{
			if(objs[i].className=="smallclass")objs[i].style.display="none";
		}
		var obj=getId("menuidlist"+list);
		if(obj)obj.style.display="";
	}
	else
	{
		//默认第一子项打开
		//var obj=getId("menuidlist0");
		//if(obj)obj.style.display="";
	}
}