if (mtDropDown.isSupported()) {

// x轴：-10；y轴：-6 
		var ms = new mtDropDownSet(mtDropDown.direction.down, 10, 7  , mtDropDown.reference.bottomLeft);

		var menu1 = ms.addMenu(document.getElementById("menu1"));

 
		var menu2 = ms.addMenu(document.getElementById("menu2"));

	

		
        var menu3 = ms.addMenu(document.getElementById("menu3"));

		
		
	
		
        var menu5 = ms.addMenu(document.getElementById("menu5"));

		
        var menu6 = ms.addMenu(document.getElementById("menu6"));

// var menu7= ms.addMenu(document.getElementById("menu7"));
//		menu7.addItem("意见反馈", "http://www.szrainbow.com.cn/szrb/o_yjfk.action?model.columnId=g7&model.parentId=g");
//		menu7.addItem("员工意见反馈", "http://www.rainbowcn.com/lks/koa/lks_home.nsf");

		mtDropDown.renderAll();
	}