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

var	menu2	=	ms.addMenu(document.getElementById("mainmenu2"));
menu2.addItem("企业概况",	"/userlist/tcyy/text-2791.html","");
menu2.addItem("企业荣誉",	"/index.php/list/tcyy/1/cn/2810/2784.html","");
menu2.addItem("企业文化",	"/userlist/tcyy/text-2814.html","");
menu2.addItem("发展历程",	"/userlist/tcyy/text-2815.html","");
menu2.addItem("企业大事记",	"/index.php/news/tcyy/1/cn/2793/2784.html","");
menu2.addItem("员工风采",	"/index.php/news/tcyy/1/cn/2794/2784.html","");
menu2.addItem("董事长文摘",	"/index.php/news/tcyy/1/cn/2795/2784.html","");
menu2.addItem("天成期刊",	"/index.php/news/tcyy/1/cn/2796/2784.html","");
var	menu3	=	ms.addMenu(document.getElementById("mainmenu3"));
menu3.addItem("企业新闻",	"http://www.hbtcyy.com/index.php/news/tcyy/1/cn/2785/2785.html","");
menu3.addItem("媒体报道",	"/index.php/news/tcyy/1/cn/2798/2785.html","");
var	menu4	=	ms.addMenu(document.getElementById("mainmenu4"));
menu4.addItem("产品新闻",	"/index.php/news/tcyy/1/cn/4835/4834.html","");
menu4.addItem("产品展示",	"/userlist/tcyy/text-4836.html","");
var	menu7	=	ms.addMenu(document.getElementById("mainmenu7"));
menu7.addItem("天成人才观",	"/userlist/tcyy/text-2807.html","");
menu7.addItem("招聘英才",	"/userlist/tcyy/text-2808.html","");
var	menu8	=	ms.addMenu(document.getElementById("mainmenu8"));
menu8.addItem("客户留言",	"/index.php/guest/tcyy/1/cn/2809/2790.html","");

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