if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("  企业简介   ", "ProgramShow.html?ProgramShow_ProgramID=c373e90ecfefb7958f7e47e83011cc59");
		menu1.addItem("  组织机构   ", "ProgramShow.html?ProgramShow_ProgramID=c373e90ecff433de8f7e47e83011cc59");
		menu1.addItem("  资质荣誉   ", "ProgramShow.html?ProgramShow_ProgramID=c373e90ecff433d48f7e47e83011cc59");
		menu1.addItem("  企业文化   ", "ProgramShow.html?ProgramShow_ProgramID=c373e90ecff035c48f7e47e83011cc59");

		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("  铝塑板  ", "ProductCategoryList.html?CategoryID=c373e90ecff435358f7e47e83011cc59&ProductMultiCategoryPicker210_action=Searchcategory");
		menu2.addItem("  铝单板  ", "ProductCategoryList.html?CategoryID=c373e90ecff4353a8f7e47e83011cc59&ProductMultiCategoryPicker210_action=Searchcategory");
		menu2.addItem("  铝蜂窝板  ","ProductCategoryList.html?CategoryID=c373e90ecff4353d8f7e47e83011cc59&ProductMultiCategoryPicker210_action=Searchcategory");
		menu2.addItem("  保温板   ", "CategoryList.html?ProductMultiCategoryPicker210_action=Searchcategory&ProductPicker_action=Searchcategory&CategoryID=c373e90f0ee9e82c8f7f5af6f1171dab");
		menu2.addItem("  瓦棱板   ", "CategoryList.html?ProductMultiCategoryPicker210_action=Searchcategory&ProductPicker_action=Searchcategory&CategoryID=c373e90f0ee9e82f8f7f5af6f1171dab");
		menu2.addItem("铝镁锰合金板", "CategoryList.html?ProductMultiCategoryPicker210_action=Searchcategory&ProductPicker_action=Searchcategory&CategoryID=c373e9189e6c19d78f6b9489620575a1");
		menu2.addItem("金属门窗", "CategoryList.html?ProductMultiCategoryPicker210_action=Searchcategory&ProductPicker_action=Searchcategory&CategoryID=c373e9268606e1608ffe255279fca0e0");
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("  工程展示  ", "ProductCategoryList.html?CategoryID=c373e90e3a41fe528ffb5f65c5cb02c7&ProductMultiCategoryPicker210_action=Searchcategory");
		menu3.addItem("  工程范例  ", "Gongcheng.html");
		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("四川七色新型建材", "gongsi.html?ProgramShow_ProgramID=c373e92509f9365e8febfffaf6197c59");
		menu4.addItem("七色国际贸易有限公司", "");
		menu4.addItem("东阿昌润金属制品有限公司", "gongsi.html?ProgramShow_ProgramID=c373e919d1ca84a48f7fd6b72e5b0477");
		menu4.addItem("东阿蓝天七色建材有限公司装饰分公司", "gongsi.html?ProgramShow_ProgramID=c373e919d1ca84338f7fd6b72e5b0477");
		menu4.addItem("东阿蓝天商务酒店", "gongsi.html?ProgramShow_ProgramID=c373e919d1ca82f98f7fd6b72e5b0477");
		menu4.addItem("东阿蓝天运输队", "gongsi.html?ProgramShow_ProgramID=c373e9250a3b6bc48febfffaf6197c59");
		menu4.addItem("广东七色利铭新型建材有限公司", "gongsi.html?ProgramShow_ProgramID=c373e928a3fcf8698ffa3bbc5c15d7fb");

		mtDropDown.renderAll();
	}