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

var	menu2	=	ms.addMenu(document.getElementById("mainmenu2"));
menu2.addItem("DIY精品推荐",	"/index.php/shop/sqdnc/1/cn/1022/1021.html","");
menu2.addItem("DIY所有产品",	"/index.php/shop/sqdnc/1/cn/1023/1021.html","");
menu2.addItem("DIY最新产品",	"/index.php/shop/sqdnc/1/cn/1024/1021.html","");
var	menu3	=	ms.addMenu(document.getElementById("mainmenu3"));
menu3.addItem("消费数码精品",	"/index.php/shop/sqdnc/1/cn/1026/1025.html","");
menu3.addItem("消费数码产品",	"/index.php/shop/sqdnc/1/cn/1027/1025.html","");
menu3.addItem("消费数码新品",	"/index.php/shop/sqdnc/1/cn/1028/1025.html","");
var	menu4	=	ms.addMenu(document.getElementById("mainmenu4"));
menu4.addItem("周边设备精品",	"/index.php/shop/sqdnc/1/cn/1030/1029.html","");
menu4.addItem("周边设备新品",	"/index.php/shop/sqdnc/1/cn/1031/1029.html","");
menu4.addItem("周边设备产品",	"/index.php/shop/sqdnc/1/cn/1032/1029.html","");
var	menu5	=	ms.addMenu(document.getElementById("mainmenu5"));
menu5.addItem("网络产品精品",	"/index.php/shop/sqdnc/1/cn/1034/1033.html","");
menu5.addItem("网络产品新品",	"/index.php/shop/sqdnc/1/cn/1035/1033.html","");
menu5.addItem("网络全部产品",	"/index.php/shop/sqdnc/1/cn/1036/1033.html","");
var	menu6	=	ms.addMenu(document.getElementById("mainmenu6"));
menu6.addItem("时尚家电新品",	"/index.php/shop/sqdnc/1/cn/1038/1037.html","");
menu6.addItem("时尚家电产品",	"/index.php/shop/sqdnc/1/cn/1039/1037.html","");
var	menu7	=	ms.addMenu(document.getElementById("mainmenu7"));
menu7.addItem("办公用品精品",	"/index.php/shop/sqdnc/1/cn/1041/1040.html","");
menu7.addItem("办公用品新品",	"/index.php/shop/sqdnc/1/cn/1042/1040.html","");
menu7.addItem("办公全部产品",	"/index.php/shop/sqdnc/1/cn/1043/1040.html","");

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