function RolloverImage(img)
{
	var tempArr = img.src.split('.jpg');
	var name = tempArr[0];
	
	if (name.indexOf('_over') == -1) {		
		// store the on and off images			
		img.rollOn = name + "_over.jpg";
		img.rollOut = name + ".jpg";
		
		Event.observe(img, 'mouseover', function(e) { doRollOver(); });
		Event.observe(img, 'mouseout', function(e) { doRollOut(); });

		// called on rollover
		function doRollOver() { img.src = img.rollOn; }
	
		// called on rollout
		function doRollOut() { img.src = img.rollOut; }
	}
}

function initRollovers()
{
	var imgs = $$('img#homeProducts ');
	for (var i = 0; i < imgs.length; i++) {
		var img = new RolloverImage(imgs[i]);
	}
}

Event.observe(window, 'load', initRollovers);