preload('introduction_over', 'images/awards/btn-introduction-over.gif')
preload('winners_over', 'images/awards/btn-2005_winners-over.gif')
preload('recipients_over', 'images/awards/btn-past_recipients-over.gif')

preload('introduction_off', 'images/awards/btn-introduction.gif')
preload('winners_off', 'images/awards/btn-2005_winners.gif')
preload('recipients_off', 'images/awards/btn-past_recipients.gif')

function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj+' = new Image()');
		eval(imgObj+'.src = "'+imgSrc+'"');
	}
}



function changeImage(imgName,imgObj,layer) {
	if (document.images) {
		if (document.layers && layer!=null) eval('document.'+layer+'.document.images["'+imgName+'"].src = '+imgObj+'.src');
		else document.images[imgName].src = eval(imgObj+".src");
	}
}