if (mtDropDown.isSupported()) {

		var ms = new mtDropDownSet(mtDropDown.direction.down, 0, -10, mtDropDown.reference.bottomLeft);
		var m1 = ms.addMenu(document.getElementById("m1"));
		m1.addItem("- Single Cell","cp.asp?anclassid=1&bookid=7"); // send no URL if nothing should happen onclick
		m1.addItem("- D1 TYPE CELL","cp.asp?anclassid=1&bookid=1"); // send no URL if nothing should happen onclick
		m1.addItem("- D2 TYPE CELL","cp.asp?anclassid=1&bookid=2"); // send no URL if nothing should happen onclick
		m1.addItem("- Dx TYPE CELL","cp.asp?anclassid=1&bookid=3"); // send no URL if nothing should happen onclick
		m1.addItem("- S TYPE CELL","cp.asp?anclassid=1&bookid=4"); // send no URL if nothing should happen onclick
		m1.addItem("- SR TYPE CELL","cp.asp?anclassid=1&bookid=5"); // send no URL if nothing should happen onclick
		m1.addItem("- W TYPE CELL","cp.asp?anclassid=1&bookid=6"); // send no URL if nothing should happen onclick
		m1.addItem("- Application","cpzs.asp?anclassid=2"); // send no URL if nothing should happen onclick
		var m2 = ms.addMenu(document.getElementById("m2"));
		m2.addItem("- Company","gsjj.asp"); // send no URL if nothing should happen onclick
		m2.addItem("- Honors","qyry.asp"); // send no URL if nothing should happen onclick
		m2.addItem("- Technical parameter","jscs.asp"); // send no URL if nothing should happen onclick
		m2.addItem("- Characteristics","tdyy.asp"); // send no URL if nothing should happen onclick
		var m3 = ms.addMenu(document.getElementById("m3"));
		m3.addItem("- Material","ylxq.asp"); // send no URL if nothing should happen onclick
		m3.addItem("- Machine","sbxq.asp"); // send no URL if nothing should happen onclick
//µÚ¶þ²Ëµ¥
	mtDropDown.renderAll();
	}