function overmenu(x) {
//	alert ("over"+x);
	var i = document.getElementById("menu"+x);
	i.src = "images/menu_"+x+"a.jpg";
}

function outmenu(x) {
//	alert ("out"+x);
	var i = document.getElementById("menu"+x);
	i.src = "images/menu_"+x+".jpg";
}