private void backward_right_buttonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_backward_right_buttonActionPerformed
        //
        try 
        {
            //
            Geometry.backwardRight();
        } 
        //
        catch (PortInUseException | IOException | InterruptedException | UnsupportedCommOperationException | NoSuchPortException ex) 
        {
            //
            Logger.getLogger(UserInterface.class.getName()).log(Level.SEVERE, null, ex);
        }
    }