if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("+ 公司介绍","about.asp"); // send no URL if nothing should happen onclick
		menu1.addItem("+ 公司环境","huaijin.asp"); // send no URL if nothing should happen onclick
		menu1.addItem("+ 企业文化","wenhua.asp");
		menu1.addItem("+ 公司品牌","pinpai.asp");
		menu1.addItem("+ 大事记","dashiji.asp");	
	    menu1.addItem("+ 荣誉证书","yf.asp");
        menu1.addItem("+ 诚招精英","job.asp");
//第二菜单
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("+ 公司动态", "news.asp"); 
		menu2.addItem("+ 媒体关注", "news1.asp"); // send no URL if nothing should happen onclick
	
		// menu : 3
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		//menu3.addItem("+ 新产品", "nProducts.asp");
		menu3.addItem("+ 免维护系列", "nproducts1.asp?type=202&list=免维护系列");
	    menu3.addItem("+ 阀控密闭系列", "nproducts2.asp?type=203&list=阀控密闭系列");
        menu3.addItem("+ DIN系列", "nproducts3.asp?type=221&list=DIN系列");
        menu3.addItem("+ 普通型系列", "nproducts4.asp?type=222&list=普通型系列");
        menu3.addItem("+ 汽车系列", "nproducts5.asp?type=260&list=汽车系列");
		 menu3.addItem("+ 电动车电池系列", "nproducts6.asp?type=261&list=电动车电池系列");
		
		// menu : 4
		var menu4 = ms.addMenu(document.getElementById("menu4"));
		//menu4.addItem("+ 客户服务", "service.asp");
		menu4.addItem("+ 蓄电池保养常识", "service1.asp");
                menu4.addItem("+ 销售网络", "xiaoshou.asp");
				 menu4.addItem("+ 顾客反馈", "feedback.asp");
         menu4.addItem("+ 联系我们", "contact.asp");
		
		// menu : 5
		//var menu5 = ms.addMenu(document.getElementById("menu5"));
		//menu5.addItem("- 国内市场", "Sale.asp");
		//menu5.addItem("- 国外市场", "Salea.asp");

		// menu : 6
		//var menu6 = ms.addMenu(document.getElementById("menu6"));
		//menu6.addItem("- 人才招聘", "Job.asp");
		//menu6.addItem("- 人才策略", "Jobs.asp");		
			
		// menu : 7
		//var menu7 = ms.addMenu(document.getElementById("menu7"));
		//menu7.addItem("- 会员中心", "Server.asp");
		//menu7.addItem("- 信息反馈", "Feedback.asp");
		//menu7.addItem("- 留言中心", "NetBook.asp");
		//menu7.addItem("- 订单查询", "E_shop.asp");		
	
		mtDropDown.renderAll();
	}