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

var	menu2	=	ms.addMenu(document.getElementById("mainmenu2"));
menu2.addItem("公司简介",	"/userlist/jingshi/text-18526.html","");
menu2.addItem("组织机构",	"/userlist/jingshi/text-18527.html","");
menu2.addItem("公司领导",	"/userlist/jingshi/text-18528.html","");
menu2.addItem("大事记",	"/userlist/jingshi/text-18530.html","");
var	menu4	=	ms.addMenu(document.getElementById("mainmenu4"));
menu4.addItem("信息化认证",	"/userlist/jingshi/text-18520.html","");
menu4.addItem("智慧教材",	"/userlist/jingshi/text-18521.html","");
menu4.addItem("科技研发",	"/userlist/jingshi/text-59959.html","");
menu4.addItem("网络教育",	"/userlist/jingshi/text-59960.html","");
menu4.addItem("信息化普及",	"/userlist/jingshi/text-59961.html","");

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