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

var	menu2	=	ms.addMenu(document.getElementById("mainmenu2"));
menu2.addItem("Company Profile",	"/userlist/syreko/text-17565.html","");
menu2.addItem("Corportate Culture",	"/userlist/syreko/text-8763.html","");
menu2.addItem("Organizational Chart",	"/userlist/syreko/text-8764.html","");
var	menu4	=	ms.addMenu(document.getElementById("mainmenu4"));
menu4.addItem("Spot Buy Services",	"/userlist/syreko/text-17567.html","");
menu4.addItem("Cost-down Order",	"/userlist/syreko/text-8768.html","");
menu4.addItem("Excess Stock Resale",	"/userlist/syreko/text-8769.html","");
menu4.addItem("Bom-kitting Solution",	"/userlist/syreko/text-8770.html","");

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