if (mtDropDown.isSupported()) {

// x轴：-10；y轴：-6 
		var ms = new mtDropDownSet(mtDropDown.direction.down, 0, -8  , mtDropDown.reference.bottomLeft);

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("公司简介", "about.asp");
		menu1.addItem("公司资质", "ry.asp?c=5");
		menu1.addItem("公司荣誉", "ry.asp?c=6");	
		
 
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("玉米品种", "product.asp?c=1");
		menu2.addItem("水稻品种", "product.asp?c=2");
		menu2.addItem("油菜品种", "product.asp?c=3");
	
		

		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("重庆区域", "yx.asp?id=2");
		menu3.addItem("省外区域", "yx.asp?id=3");
		menu3.addItem("客户服务", "yx.asp?id=4");


  		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("育种研发", "keyan.asp?c=7");
	    menu4.addItem("制种生产 ", "keyan.asp?c=8");
		menu4.addItem("加工包装", "keyan.asp?c=9");
	   
		var menu5 = ms.addMenu(document.getElementById("menu5"));
		menu5.addItem("人才招聘", "renli.asp");
	    menu5.addItem("教育培训", "jiaoyu.asp");
	   
	   var menu6 = ms.addMenu(document.getElementById("menu6"));
		menu6.addItem("价值理念", "wenhua.asp");
	    menu6.addItem("员工风采", "fengcai.asp");

		   
	   var menu7 = ms.addMenu(document.getElementById("menu7"));
		menu7.addItem("行业新闻", "news.asp?c=11");
	    menu7.addItem("公司新闻", "news.asp?c=12");
        
		mtDropDown.renderAll();
	}