if (mtDropDown.isSupported()) {

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

var menu1 = ms.addMenu(document.getElementById("menu1"));
menu1.addItem("Bark Mulch & Landscape Supplies","barkmulches.htm");
menu1.addItem("Pure Country Split Rail Cedar Fencing™","fencing.htm");
menu1.addItem("Specials","specials.htm");
menu1.addItem("Testimonials","testimonials.htm");

mtDropDown.renderAll();
}