if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
            menu1.addItem(" 外墙清洗", "wqqx.asp");
            menu1.addItem(" 地毯清洗", "dtqx.asp");
            menu1.addItem(" 沙发清洗", "sfqx.asp");
            menu1.addItem(" 大型油烟机清洗", "yyjqx.asp");
            menu1.addItem(" 玻璃清洗", "blqx.asp");
            menu1.addItem(" 灯具清洗", "djqx.asp");	
            menu1.addItem(" 地面清洗", "dmqx.asp");	

		var menu2 = ms.addMenu(document.getElementById("menu2"));
            menu2.addItem(" 石材维护", "scwh.asp");		
            menu2.addItem(" 石材翻新", "scfx.asp");		
            menu2.addItem(" 石材防滑", "scfh.asp");			
            menu2.addItem(" 石材清洗", "scqx.asp");		
            menu2.addItem(" 石材翻新", "scfx.asp");		
            menu2.addItem(" 墙壁翻新", "qbfx.asp");		
		  
		var menu3 = ms.addMenu(document.getElementById("menu3"));
            menu3.addItem(" 物业保洁", "wybj.asp");
	        menu3.addItem(" 厂区保洁", "cqbj.asp");
	        menu3.addItem(" 家庭保洁", "jtbj.asp");
	        menu3.addItem(" 办公区保洁", "bgqbj.asp");

		var menu4 = ms.addMenu(document.getElementById("menu4"));
	        menu4.addItem(" 石材晶面处理", "qtxm.asp");
            menu4.addItem(" 外墙粉刷", "qtxm.asp");
	        menu4.addItem(" 内墙粉刷", "qtxm.asp");


		mtDropDown.renderAll();
	}