if (e.getSource() == Music1) {
            beethoven.stop();
            try {

                bkmusic = Applet.newAudioClip(new File("bkmusic.mid").toURI().toURL());
                if (bkmusic != null) {
                    bkmusic.loop();

                }
            } catch (Exception f) {
                f.printStackTrace();
            }
        }
        if (e.getSource() == Music2) {
            bkmusic.stop();
            try {

                beethoven = Applet.newAudioClip(new File("beethoven.wav").toURI().toURL());
                if (beethoven != null) {
                    beethoven.loop();
                }
            } catch (Exception f) {
                f.printStackTrace();
            }

        }