//Run Button handler
private class runButtonHandler implements ActionListener{

  public void actionPerformed(ActionEvent e){


  }

  public double calcBal(double p, double t, double r){



  }

  //ActionListener that sets the action for when a user clicks "exit"
  private class ExitButtonHandler implements ActionListener{
    public void actionPerformed(ActionEvent e){
      //Simple system exit
      System.exit(0);
    }
  }
}
}