a1=new Image; a1.src="/images/frozen.jpg";
a2=new Image; a2.src="/images/cold.jpg";
a3=new Image; a3.src="/images/delicious.jpg";
a4=new Image; a4.src="/images/fillet.jpg";
a5=new Image; a5.src="/images/can.jpg";

function onover (img) {
	document.images[img].src = "/images/" + img + ".jpg";
}

function onout (img) {
	document.images[img].src = "/images/un_" + img + ".jpg";
}

function popup(elemID) {
	document.getElementById(elemID).style.background = "url('/images/menu_elem.gif') center top;";
}

function popdown(elemID) {
	document.getElementById(elemID).style.background = "none";
}