function platformDetect()
{if(navigator.appVersion.indexOf("Mac") != -1){ 
var upbutton = document.getElementById("upbutton"); var downbutton = document.getElementById("downbutton");/*upbutton.setAttribute('onmousedown', ' ');upbutton.setAttribute('onmouseup', ' ');*/upbutton.setAttribute('onmouseover', 'moveup()');upbutton.setAttribute('onmouseout', 'stopscroll()');/*downbutton.setAttribute('onmousedown', ' ');downbutton.setAttribute('onmouseup', ' ');*/downbutton.setAttribute('onmouseover', 'movedown()');downbutton.setAttribute('onmouseout', 'stopscroll()');}}
	
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);}}}}

function addLoadEvent(func) { var oldonload = window.onload;  if (typeof window.onload != 'function') { window.onload = func; } else { window.onload = function() {oldonload(); func(); } } } 
addLoadEvent(compliantswap); 
addLoadEvent(platformDetect);