if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- 恩达新闻","/QiYeXinWen/"); 
		menu1.addItem("- 行业动态","/XinWenDiL/");

//第二菜单
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- 恩达简介", "/aboutus/"); 
		menu2.addItem("- 文化愿景", "/AboutUs/WenHuaLiNian/");
		menu2.addItem("- 质量保证", "/AboutUs/ZhiLiangBaoZheng/");
		menu2.addItem("- 资质荣誉", "/ryzz/index.html");

//二级－一

		var subMenu0 = menu2.addMenu(menu2.items[1]);
		subMenu0.addItem("- 文化", "/AboutUs/WenHuaLiNian/");	
		subMenu0.addItem("- 愿景", "/AboutUs/QiYeYuanJing/");

		var subMenu0 = menu2.addMenu(menu2.items[3]);
		subMenu0.addItem("- 资质", "/ryzz/index.html");	
		subMenu0.addItem("- 荣誉", "/ryzz//rongyu/");

	
		// menu : 3
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- 船用产品", "/chuanyongcapin/");
		menu3.addItem("- 车用产品", "/cheyongcapin/");
		menu3.addItem("- 工艺设备", "/gysb/");
		menu3.addItem("- 合作伙伴", "/hezhou/");

		
		var subMenu0 = menu3.addMenu(menu3.items[0]);
		subMenu0.addItem("- 监控仪", "/KongZhiYi/");
		subMenu0.addItem("- 自启动控制屏", "/ZiQiDongKongZhiPing/");
		subMenu0.addItem("- 传感器", "/ChuanGanQiBianSongQi/");	
		
		var subMenu1 = menu3.addMenu(menu3.items[1]);
		subMenu1.addItem("- 发动机线束", "/fadongjixiansu/");
		subMenu1.addItem("- 车身线束", "/cheshengxiansu/");
		subMenu1.addItem("- 底盘线束", "/dpxs/");		
		subMenu1.addItem("- 仪表总成线束", "/ybzcxs/");	

	
		// menu : 4
		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("- 售前咨询", "/FuWuZhiChi/index.html");
		menu4.addItem("- 售后支持", "/FuWuZhiChi/ShouHouZhiChi/");
		menu4.addItem("- 服务网络", "/FuWuZhiChi/ChaXunFuWuWangLuo/");
		menu4.addItem("- 资料下载", "/FuWuXiaZai/");
		
						
		

		mtDropDown.renderAll();
	}