# File /home/oliver/dev/powermate/xmms.rb, line 192
  def volume=( vol )
    lvol = vol.left
    rvol = vol.right

    lvol =   0 if lvol < 0
    lvol = 100 if lvol > 100
    rvol =   0 if rvol < 0
    rvol = 100 if rvol > 100

    volume = [ lvol, rvol ].pack("II")
    socket = self.connect
    send_cmd( socket, CMD_SET_VOLUME, volume )
    read_ack( socket )
    socket.close
  end