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("- 大新华航空","/cn/introduction/"); // send no URL if nothing should happen onclick
		menu1.addItem("- 女子职业高尔夫协会(LPGA)","/cn/introduction/LPGA/");
		menu1.addItem("- 球场指引","/cn/introduction/qczy/");
		menu1.addItem("- 球员履历","/cn/introduction/qylv/");
		
		
	
//2   
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- 赛事新闻", "/cn/news/"); 
		menu2.addItem("- 媒体注册", "/cn/news/mtzc/"); 
		menu2.addItem("- 赛事图片", "/cn/news/sstp/"); 
	
		// 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("- 交通指南", "/cn/lbxx/");
		menu4.addItem("- 关于海南岛", "/cn/lbxx/gyhnd/");
		menu4.addItem("- 餐饮指南", "/cn/lbxx/cyzn/");
		
	
		mtDropDown.renderAll();
	}