function preloadImage(url)
{
	var i = new Image();
	i.src = url;
	return i;
}
if (document.images)
{ // Preload images
	var smblueover = preloadImage("../images/btn/sm-blue-over.png");
	var smbluepress = preloadImage("../images/btn/sm-blue-press.png");
	var lrgblueover = preloadImage("../images/btn/lrg-blue-over.png");
	var lrgbluepress = preloadImage("../images/btn/lrg-blue-press.png");
	var lrgorangeover = preloadImage("../images/btn/lrg-orange-over.png");
	var lrgorangepress = preloadImage("../images/btn/lrg-orange-press.png");
	var welcomeover = preloadImage("../images/welcome-over.png");
}