function rollOver(defaultImage, lightedUp) {
	this.def = new Image();
	this.def.src = defaultImage;
	this.light = new Image();
	this.light.src = lightedUp;
	return this
}
ros = new Array()
ros['goalImg'] = new rollOver("images/trainingstiel.gif","images/trainingstiel_r.gif")
ros['productImg'] = new rollOver("images/produkte.gif","images/produkte_r.gif")
ros['contactImg'] = new rollOver("images/kontakt.gif","images/kontakt_r.gif")
ros['pricelistImg'] = new rollOver("images/pricelist.gif","images/pricelist_r.gif")
function init() {
	isLoaded = true;
}
function lightUp(which) {
	if (document.images)	if (ros[which+"Img"]) document.images[which+"Img"].src = ros[which+"Img"].light.src;
}
function lightDn(which) {
	if (document.images)	if (ros[which+"Img"]) document.images[which+"Img"].src = ros[which+"Img"].def.src;
}