if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("　- 华音网 cns0.com","http://www.cns0.com");
		menu1.addItem("　- E8互联 cns18.com","http://www.cns18.com");
		menu1.addItem("　- 商务中国 cns35.com","http://www.cns35.com");
		
		mtDropDown.renderAll();
	}