if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- 海森概况","into.asp"); 
		menu1.addItem("- 海森部门","into1.asp"); 
		menu1.addItem("- 公司一角","into2.asp"); 
		menu1.addItem("- 海森荣誉","into3.asp"); 
		
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- 企业新闻", "news.asp");
		menu2.addItem("- 行业新闻", "news1.asp");		
		
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- 梦尔佳地板", "product.asp");
		menu3.addItem("- 格调与木", "product1.asp");
		menu3.addItem("- 产品特点", "product4.asp");
		menu3.addItem("- 材料设备", "product3.asp");
		
		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("- 销售网络", "xswl.asp");
		menu4.addItem("- 在线销售", "xswl2.asp");

		
		var menu5 = ms.addMenu(document.getElementById("menu5"));
		menu5.addItem("- 服务介绍", "service.asp");	
		menu5.addItem("- 行业标准", "news2.asp");
		menu5.addItem("- 带您选购", "dnxg.asp");
	
		mtDropDown.renderAll();
	}