// Caching of images for instant onmouseover effect
var image1 = new Image();
image1.src = "http://www.transfz.com/img.small/icon1.gif";
var image2 = new Image();
image2.src = "http://www.transfz.com/img.small/icon2.gif";

// Replace image function
function replace(vName, vSrc) {
	document[vName].src = vSrc;
}