setBooleanValue(TABBED_TRACK, false);
    private Preferences() {        preferences = new HashMap<String, String>();        hostnames = new ArrayList<String>();        hostnames.add("localhost");        setStringValue(HOSTNAME, "localhost");        setIntValue(PORT, 12345);        setIntValue(ACTIVATION_TIME, 50);        setIntValue(ROUTING_DELAY, 250);        setIntValue(LOCK_DURATION, 0);        setIntValue(LOCOMOTIVE_CONTROLES, 5);        setStringValue(KEYBOARD_LAYOUT, "Swiss German");        setStringValue(INTERFACE_6051, "Y");        setIntValue(SWITCH_CONTROLES, 5);        setBooleanValue(LOGGING, false);        setBooleanValue(FULLSCREEN, false);        setBooleanValue(AUTOCONNECT, false);    }