//前台类别显示为菜单
function showJCMenu(classID,anchor)
{
	var q;
	var left = 10,top = 130;
	left = getLeft(anchor) + 30;
	top = getTop(anchor) - 20;
	q = fjc.getJSSClass(classID);
	if(q != null && q.childsLength > 0)
	{
		fjc.addItemShowList(q);
		hiddenDiv(fjc);
		q.insertLayer(left,top,false);
	}
}