if (mtDropDown.isSupported()) {

		var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);
		
		//menu 1   
		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- 公司简介","/gsjj/?id=1"); // send no URL if nothing should happen onclick
		menu1.addItem("- 业务架构","/gsjj/gsjj02/?id=2");
		menu1.addItem("- 管理团队","/gsjj/gsjj03/?id=3");
		menu1.addItem("- 分支机构","/gsjj/gsjj04/?id=4");
		menu1.addItem("- 企业文化与责任","/gsjj/gsjj05/?id=5");
		
		
	
//2   
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- 海 运", "/jjly/?id=6"); 
		menu2.addItem("- 空 运", "/jjly/jjly02/?id=7"); 
		menu2.addItem("- 地面物流", "/jjly/jjly03/?id=8"); 
		menu2.addItem("- 码 头", "/jjly/jjly04/?id=9"); 
		menu2.addItem("- 代理报关", "/jjly/jjly05/?id=10"); 
		menu2.addItem("- 项目物流案例", "/jjly/jjly06/?id=11"); 
	
		// menu : 3   
//		var menu3 = ms.addMenu(document.getElementById("menu3"));
//		menu3.addItem("- Business ", "Business.html");

		// menu : 4   
		//var menu4 = ms.addMenu(document.getElementById("menu4"));
//		menu4.addItem("- 子栏目", "/cn/lbxx/");
//		menu4.addItem("- 子栏目", "/cn/lbxx/gyhnd/");
		
	
		mtDropDown.renderAll();
	}