// Roche rollover code

preload('blank_arrow','/assets/images/blank_arrow.gif');
preload('white_arrow','/assets/images/white_arrow.gif');

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

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