def play_sound(filename)
      path = Java::limelight.Context.fs.path_to(scene.path, filename)
      @peer.play_sound(path)
    end
def play_sound(filename)
      path = Java::limelight.Context.fs.path_to(scene.path, filename)
      @peer.play_sound(path)
    end
Plays a sound on the computers audio output.  The parameter is the filename of a .au sound file.
 This filename should relative to the root directory of the current Production, or an absolute path.