if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- 期刊简介","../column/column79.shtml"); // send no URL if nothing should happen onclick
		menu1.addItem("- 历史回眸","../column/column113.shtml"); // send no URL if nothing should happen onclick
		menu1.addItem("- 期刊团队","../column/column80.shtml");
		menu1.addItem("- 图片风采","../column/column112.shtml");
		menu1.addItem("- 联系我们","../column/column83.shtml");	

		
//第三菜单
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- 本刊稿约", "../column/column114.shtml"); 
		menu3.addItem("- 格式要求", "../column/column115.shtml"); // send no URL if nothing should happen onclick
		
	
		mtDropDown.renderAll();
	}