function newImage(arg) {
        if (document.images) {
                rslt = new Image();
                rslt.src = arg;
                return rslt;
        }
}

function changeImages() {
        if (document.images && (preloadFlag == true)) {
                for (var i=0; i<changeImages.arguments.length; i+=2) {
                        document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
                }
        }
}

var preloadFlag = false;
function preloadImages() {
        if (document.images) {

        mylife = newImage("img/mylife_ovr.gif");
        mymusic = newImage("img/mymusic_ovr.gif");
        myconcerts = newImage("img/myconcerts_ovr.gif");
        mygallery = newImage("mygallery_ovr.gif");
        pinguin = newImage("img/pinguin_ovr.gif");
        stimmmix = newImage("img/stimmmix_ovr.gif");
        presse   = newImage("img/presse_ovr.gif");
        impressum  = newImage("'img/kontaktimpressum_ovr.gif");



                preloadFlag = true;
        }
}