@FXML
  public void newUser(Event evt) throws SQLException, RemoteException {
    if (tfNewUserUsername.getText().equals("") || tfNewUserPassword.getText().equals("")) {
      Alert alert = new Alert(AlertType.INFORMATION);
      alert.setTitle("Information Dialog");
      alert.setHeaderText("Please fill in username and password");
      alert.showAndWait();
    } else {
      loginIn.registerUser(tfNewUserUsername.getText(), tfNewUserPassword.getText());

      Alert alert = new Alert(AlertType.INFORMATION);
      alert.setTitle("Information");
      alert.setHeaderText(null);
      alert.setContentText(
          tfNewUserUsername.getText() + " your account has been succesfully created");
      alert.showAndWait();
    }
  }