private void gameMenuActionPerformedBeatBestTime(java.awt.event.ActionEvent evt) {
        if(jCheckBoxMenuItem1.isSelected()){
            if(!Minesweeper.getInstance().getBestTimes().getPlayerTimes().isEmpty()){
                Minesweeper.getInstance().getBestTimes().getPlayerTimes().get(0).getTime();
            }
            else{
                JOptionPane.showMessageDialog(rootPane, "There is no best time to beat!");
            }
        }
    }