@Override
    public void actionPerformed(ActionEvent e) {
        if("10".equals(e.getActionCommand())){
            m.setAsteroidAmount(10);
        }
        if("20".equals(e.getActionCommand())){
            m.setAsteroidAmount(20);
        }
        if("30".equals(e.getActionCommand())){
            m.setAsteroidAmount(30);
        }
        if("x1.0".equals(e.getActionCommand())){
            m.setSpeed(1);
        }
        if("x1.2".equals(e.getActionCommand())){
            m.setSpeed(1.2);
        }
        if("x1.5".equals(e.getActionCommand())){
            m.setSpeed(1.5);
        }
        if("x2.0".equals(e.getActionCommand())){
            m.setSpeed(2);
        }
        
    }