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

var	menu1	=	ms.addMenu(document.getElementById("mainmenu1"));
menu1.addItem("企業上市一條龍服務有限公司",	"/index.php/text/sunland/1/b5/551/1.html","");
menu1.addItem("燎原裝修工程部",	"/index.php/text/sunland/1/b5/332/1.html","");
menu1.addItem("和明土木工程有限公司",	"/index.php/text/sunland/1/b5/324/1.html","");
var	menu3	=	ms.addMenu(document.getElementById("mainmenu3"));
menu3.addItem("企業上市服務",	"/index.php/text/sunland/1/b5/550/302.html","");
menu3.addItem("裝修",	"/index.php/text/sunland/1/b5/327/302.html","");
menu3.addItem("建築",	"/index.php/text/sunland/1/b5/328/302.html","");
menu3.addItem("地產",	"/index.php/text/sunland/1/b5/329/302.html","");
menu3.addItem("飲食",	"/index.php/text/sunland/1/b5/330/302.html","");

			mtDropDown.renderAll();
		}
		//初始菜单
		window.onload = init;