if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- SIEMENS","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=108&title=SIEMENS"); // send no URL if nothing should happen onclick
		menu1.addItem("- 塞米控","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=110&title=塞米控");
		menu1.addItem("- HTT（04.08.11）","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=144&title=HTT（04.08.11）");
		menu1.addItem("- BROOKS（22.28）","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=145&title=BROOKS（22.28）");
		menu1.addItem("- QUALTTROL CORP","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=146&title=QUALTTROL CORP");
		menu1.addItem("- MR","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=147&title=MR");
		menu1.addItem("- SONTHEIMER","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=148&title=SONTHEIMER");
		menu1.addItem("- ERHARD","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=149&title=ERHARD");
        menu1.addItem("- Drehstrom-Asynchron Motor","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=171&title=Motor");
        menu1.addItem("- 库存件-","inoa.asp?bigclassname=工业控制及自动化&SmallClassName=&id=183&title=库存件-");		
	
//第二菜单
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- PEE-WEE", "ozou.asp?bigclassname=欧州高速&SmallClassName=欧州高速&id=112&title=PEE-WEE"); 
		 
	
		// menu : 3
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- VOLLMER", "ozou.asp?bigclassname=欧州高速&SmallClassName=&id=113&title=VOLLMER");
	    menu3.addItem("- PEE-WEE", "ozou.asp?bigclassname=欧州高速&SmallClassName=&id=112&title=PEE-WEE");
		
		
		// menu : 4
		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("- 电脑维护", "modify.asp?newsid=139&class=台式机/笔记本/服务器故障维修");
		menu4.addItem("- IT外包", "itbag.asp?id=106&title=IT外包服务内容");
		menu4.addItem("- 数据恢复", "datareset.asp");
		 
	
		mtDropDown.renderAll();
	}