if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- 董事长致辞","sale.asp"); // send no URL if nothing should happen onclick
		menu1.addItem("- 公司简介","about.asp"); // send no URL if nothing should happen onclick
		menu1.addItem("- 公司掠影","gsly.asp");
		menu1.addItem("- 组织机构","Structure.asp");
		menu1.addItem("- 资质认证","img.asp");	
		menu1.addItem("- 获得荣誉","honor.asp");	
		
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- 公司新闻","otype.asp?owen1=新闻中心"); // send no URL if nothing should happen onclick
		menu2.addItem("- 行业信息","otype.asp?owen1=行业信息"); // send no URL if nothing should happen onclick
		
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- 工程案例","project.asp"); // send no URL if nothing should happen onclick
		menu3.addItem("- 部分客户","bfkh.asp?owen1=部分客户"); // send no URL if nothing should happen onclick
		
		mtDropDown.renderAll();
		z
	}