function menu(dmenu,smenu)
{
	dmenu.style.visibility='visible';
	smenu.bgColor='#BDD2D0';
	smenu.style.filter='alpha(opacity=65)';
}
function menud(dmenu,smenu)
{
	dmenu.style.visibility='hidden';
	smenu.bgColor='#D4D4D4';
	smenu.style.filter='alpha(opacity=100)';
}

function set_xpos(dmenu, smenu) {
	var left = smenu.offsetLeft;
	var elm  = smenu;
	while((elm = elm.offsetParent) != null) {
		left += elm.offsetLeft;
	}
	dmenu.style.left = left + "px";
}