@Override
    public void onStop() {
        if (skillData != null) {
            final int option = JOptionPane.showConfirmDialog(new JFrame(), "Would you like to leave feedback?", "Feedback", JOptionPane.YES_NO_OPTION);
            if (option == 0)
                Util.openURL("https://www.powerbot.org/community/topic/679291-bbrangeguild-over-a-year-in-range-guilding-experience/");
        }
    }