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

	// menu : 2
	var menu2 = ms.addMenu(document.getElementById("nav_02"));
	menu2.addItem("-公司简介-", "About.asp");
	menu2.addItem("-企业文化-", "Culture.asp");
	menu2.addItem("-公司荣誉","Honor.asp");
	menu2.addItem("-大宇新闻","news.asp");
	
	// menu : 4
	var menu4 = ms.addMenu(document.getElementById("nav_04"));
	menu4.addItem("-专线运输配送-", "services1.asp?ArticleID=117");	
	menu4.addItem("-全国运输配送-", "services1.asp?ArticleID=118");
	menu4.addItem("-仓储配送服务-", "services1.asp?ArticleID=119");
	
	// menu : 5
	var menu5 = ms.addMenu(document.getElementById("nav_05"));
	menu5.addItem("-新闻动态-", "news.asp");

	// menu : 6
	var menu6 = ms.addMenu(document.getElementById("nav_06"));
	menu6.addItem("-货物查询-", "tracking.asp");
	menu6.addItem("-在线留言-", "book.asp");
	//menu6.addItem("-交流信箱-", "mailto:tec@suma.cn");
			
	mtDropDown.renderAll();
}