if (mtDropDown.isSupported()) {

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

		var menu1 = ms.addMenu(document.getElementById("menu1"));
		menu1.addItem("- Profile","into.asp?typeid=1");
		menu1.addItem("- Sales Network","into.asp?typeid=4");

//µÚ¶þ²Ëµ¥
		var menu2 = ms.addMenu(document.getElementById("menu2"));
		menu2.addItem("- Internal information", "news1.asp");
		menu2.addItem("- Internal News", "news2.asp"); 
		menu2.addItem("- Foreign news", "news.asp?classid=2&boardid=5"); 
		menu2.addItem("- Internal documents", "news3.asp"); 
		// send no URL if nothing should happen onclick
	
		// menu : 3
		var menu3 = ms.addMenu(document.getElementById("menu3"));
		menu3.addItem("- Cable certificate", "honor.asp?classid=3&boardid=6");
		
		var menu4 = ms.addMenu(document.getElementById("menu4"));
		menu4.addItem("- Production equipment", "sb.asp?classid=7&boardid=23");
		menu4.addItem("  - Al-clad steel equipment", "sb.asp?classid=7&boardid=24");
		menu4.addItem("  - Cable equipment", "sb.asp?classid=7&boardid=23");
		menu4.addItem("- Testing Equipment", "sb1.asp");
		
		mtDropDown.renderAll();
	}