if (mtDropDown.isSupported()) {
		var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);
		// menu : 2
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("-> 博士樂國際集团&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "about.php");
		menu2.addItem("-> 客户分布", "region.php");
		menu2.addItem("-> 主要行业", "sector.php");
		menu2.addItem("-> 服务", "services.php");
		menu2.addItem("-> 职业生涯", "career.php");
		menu2.addItem("-> 供应商", "suppliers.php");
		menu2.addItem("-> 销售", "sales.php");
		menu2.addItem("-> 新闻", "news.php");
		mtDropDown.renderAll();
	}