function compliantswap() {
if (!document.getElementById) return
var aPreLoad = new Array();;var sTempSrc;;var aImages = document.getElementsByTagName('img');
for (var i = 0; i < aImages.length; i++) {if (aImages[i].className == 'swap') {var src = aImages[i].getAttribute('src');;var ftype = src.substring(src.lastIndexOf('.'), src.length);	var hsrc = src.replace(ftype, '-o'+ftype);aImages[i].setAttribute('hsrc', hsrc);aPreLoad[i] = new Image();aPreLoad[i].src = hsrc;aImages[i].onmouseover = function() {sTempSrc = this.getAttribute('src');this.setAttribute('src', this.getAttribute('hsrc'));}				
aImages[i].onmouseout = function() {if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('-o'+ftype, ftype);this.setAttribute('src', sTempSrc);}}}} 

window.onload = compliantswap;