@FXML
 private void initialize() throws IOException {
   URL fxml = TopScoreController.class.getResource("topscore.fxml");
   for (int row = 0; row < 3; row++) {
     for (int col = 0; col < 3; col++) {
       FXMLLoader loader = new FXMLLoader(fxml);
       Pane scorePane = loader.load();
       TopScoreController controller = loader.getController();
       scoreControllers.add(controller);
       gridPane.add(scorePane, col, row);
       int rank = row * 3 + col;
       String name = "TBD#" + rank;
       String address = "00:01:02:03:04:0" + rank;
       controller.setTopScore(name, address, 0, rank);
     }
   }
 }