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

var	menu1	=	ms.addMenu(document.getElementById("mainmenu1"));
menu1.addItem("新闻动态",	"/index.php/news/admin/1/cn/416/75.html","");
var	menu5	=	ms.addMenu(document.getElementById("mainmenu5"));
menu5.addItem("百度竞价排名",	"/userlist/admin/text-402.html","");
menu5.addItem("GOOGLE搜索引擎",	"/userlist/admin/text-403.html","");
menu5.addItem("搜狐搜索引擎",	"/userlist/admin/text-404.html","");
menu5.addItem("3721网络实名",	"/userlist/admin/text-406.html","");
menu5.addItem("网易网站推广",	"/userlist/admin/text-407.html","");
var	menu6	=	ms.addMenu(document.getElementById("mainmenu6"));
menu6.addItem("域名问答",	"/index.php/news/admin/1/cn/408/12.html","");
menu6.addItem("网站建设",	"/index.php/news/admin/1/cn/409/12.html","");
menu6.addItem("企业邮局",	"/index.php/news/admin/1/cn/410/12.html","");
menu6.addItem("网站推广",	"/index.php/news/admin/1/cn/411/12.html","");
menu6.addItem("虚拟主机",	"/index.php/news/admin/1/cn/412/12.html","");
menu6.addItem("设计知识",	"/index.php/news/admin/1/cn/413/12.html","");
menu6.addItem("搜索引擎优化",	"/index.php/news/admin/1/cn/414/12.html","");
menu6.addItem("其它常见问题",	"/index.php/news/admin/1/cn/415/12.html","");

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