if (mtDropDown.isSupported()) {

		var ms = new mtDropDownSet(mtDropDown.direction.down, 0, 0, mtDropDown.reference.bottomLeft);
		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("  公司简介", "about.asp?id=420");
		menu1.addItem("  公司荣誉", "about.asp?id=421");
		menu1.addItem("  企业文化", "about.asp?id=422");
		menu1.addItem("  组织机构", "about.asp?id=507");
		menu1.addItem("  售后服务", "about.asp?id=530");

        var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("  UPS不间断电源", "pro2.asp?keys=198");
		menu2.addItem("  EPS应急电源", "pro2.asp?keys=204");
		menu2.addItem("  绿色电源", "pro2.asp?keys=223");
		menu2.addItem("  开关电源", "pro2.asp?keys=217");
		menu2.addItem("  蓄电池", "pro2.asp?keys=218");
		menu2.addItem("  逆变电源", "pro2.asp?keys=219");
		menu2.addItem("  软起动器", "pro2.asp?keys=220");
		menu2.addItem("  变频电源", "pro2.asp?keys=221");
		menu2.addItem("  稳压电源", "pro2.asp?keys=222");


		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("  公司新闻", "news.asp?keys=164");
		menu3.addItem("  行业动态", "news.asp?keys=165");
		menu3.addItem("  资料下载", "news.asp?keys=226");

		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("  联系我们", "lianxi.asp?id=191");
		menu4.addItem("  电子地图", "lianxi.asp?id=423");
		
		var menu5 = ms.addMenu(document.getElementById("menu5"));
		menu5.addItem("  营销网络", "equ.asp?id=497");
		menu5.addItem("  工程业绩", "equ.asp?id=510");

		var menu6 = ms.addMenu(document.getElementById("menu6"));
		menu6.addItem("  人才战略", "rencai.asp?id=477");
		menu6.addItem("  诚聘英才", "rencai.asp?id=515");
		mtDropDown.renderAll();
	}