function P91Fadeout(id, geschwindigkeit) {
        var fps = Math.round(geschwindigkeit / 100);
        var tmp = 0;
    for(i = 100; i >= 0; i--) {
        setTimeout("P91Fadeout_fade('" + id + "'," + i + ")", (tmp * fps));
        tmp++;
    }
}
function P91Fadeout_fade(id, pas) {
        var heurix = document.getElementById(id).style;
        if(pas > 0) {
                heurix.opacity = (pas / 100);
                heurix.MozOpacity = (pas / 100);
                heurix.KhtmlOpacity = (pas / 100);
                heurix.filter = "alpha(opacity=" + pas + ")";
        } else {
                heurix.display = "none";
        }
}