this.onload  = function() {

	if (mtDropDown.isSupported()) 
	{
		mtDropDown.initialize();
	}
}


if (mtDropDown.isSupported()) {

	var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);

	var menu1 = ms.addMenu(document.getElementById("menu1"));
	menu1.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;公司介绍&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/About/aboutus.shtml");
	menu1.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CEO致词&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/About/ceo.shtml");
	menu1.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;发展历程&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/About/phylogeny.shtml");
	menu1.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;人力资源&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/About/hr.shtml");
	

    var menu2 = ms.addMenu(document.getElementById("menu2"));
	menu2.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;合作品牌&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Product/ProductBrand.shtml");
	menu2.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;手机列表&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Product/ProductList.shtml");
	menu2.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;热销产品&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Product/hotproduct.aspx");

	var menu3 = ms.addMenu(document.getElementById("menu3"));
	menu3.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;网络概况&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Sale/SaleNet.shtml");
	menu3.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;合作加盟&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Sale/Join.shtml");

	var menu4 = ms.addMenu(document.getElementById("menu4"));
	menu4.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;服务网点&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Service/Service.shtml");
	menu4.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;服务内容&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Service/ServiceContent.shtml");
	menu4.addItem("&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;服务理念&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;", "/Service/ServiceIdea.shtml");

	mtDropDown.renderAll();
}