if (mtDropDown.isSupported()) 
		{
			var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);

var	menu3	=	ms.addMenu(document.getElementById("mainmenu3"));
menu3.addItem("本院新闻",	"/index.php/news/czjtkj/1/cn/868/867.html","");
menu3.addItem("行业新闻",	"/index.php/news/czjtkj/1/cn/869/867.html","");
var	menu6	=	ms.addMenu(document.getElementById("mainmenu6"));
menu6.addItem("员工培训",	"/userlist/czjtkj/text-862.html","");
menu6.addItem("传统文化",	"/userlist/czjtkj/text-863.html","");

			mtDropDown.renderAll();
		}
		//初始菜单
		window.onload = init;