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",	"http://cxzbfj.xintufj.com/userlist/cxzbfj/text-1602.html","");
menu2.addItem("组织架构",	"/userlist/cxzbfj/text-1616.html","");
menu2.addItem("资质荣誉",	"/userlist/cxzbfj/text-1617.html","");
var	menu4	=	ms.addMenu(document.getElementById("mainmenu4"));
menu4.addItem("行业资讯",	"/userlist/cxzbfj/news-1603.html","");
menu4.addItem("政策法规",	"/index.php/news/cxzbfj/1/cn/1620/1603.html","");
menu4.addItem("招标常识",	"/index.php/news/cxzbfj/1/cn/1623/1603.html","");
menu4.addItem("公司制度",	"/index.php/news/cxzbfj/1/cn/1621/1603.html","");
var	menu6	=	ms.addMenu(document.getElementById("mainmenu6"));
menu6.addItem("开标新闻",	"http://cxzbfj.xintufj.com/index.php/news/cxzbfj/1/cn/1611/1611.html","");
menu6.addItem("招标公告",	"/index.php/news/cxzbfj/1/cn/1613/1611.html","");
menu6.addItem("中标公示",	"/index.php/news/cxzbfj/1/cn/1614/1611.html","");

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