function preload(ImgName,ImgSrc) {
eval(ImgName+' = new Image()')
eval(ImgName+'.src = "'+ImgSrc+'"')
}

function BildWechsel(ImgName,ImgSrc) {
document.images[ImgName].src = eval(ImgSrc + ".src");

}

function nachladen (link) {
	if (parent.frames.length == 0) parent.top.location.href = "index.php?link="+link;
}