function right(e) {
    if (navigator.appName == 'Netscape' &&
    (e.which == 3 || e.which == 2))
    return false;
    else if (navigator.appName == 'Microsoft Internet Explorer' &&
    (event.button == 2 || event.button == 3)) {
    alert("Hmmmm.....Selber programmieren macht doch auch Spass,oder etwa nicht ??");
    return false;
    }
    return true;
    }
    document.onmousedown=right;
    if (document.layers) window.captureEvents(Event.MOUSEDOWN);
    window.onmousedown=right;