function imgLoad() {	var imgCache = new Array();	var imgNames = new Array("home","band","songs","shows","pics","contact");	for (i=0;i<imgNames.length;i++) {		imgCache[i] = new Image();		imgCache[i].src = "images/menu-" + imgNames[i] + "-on.gif";	}}function imgSwap(imgName) {	var newImgSrc = "images/menu-" + imgName + "-on.gif";	document.images[imgName].src = newImgSrc;}function imgUnswap(imgName) {	var oldImgSrc = "images/menu-" + imgName + "-off.gif";	document.images[imgName].src = oldImgSrc;}