content: function init()
      m.top.layoutDirection = "vert"
      m.top.itemSpacings = "[20]"
  end function
  
  function updateTracks()
      cur_track = m.top.findNode("cur_track")
      prev_track = m.top.findNode("prev_track")
      prev_prev_track = m.top.findNode("prev_prev_track")
      cur_track.metadata = m.top.tracks[0]
      prev_track.metadata = m.top.tracks[1]
      prev_prev_track.metadata = m.top.tracks[2]
  
      commentText = ""
      if type(m.top.tracks[0].comment) <> "Invalid"
          commentText = m.top.tracks[0].comment
      end if
  
      comment = m.top.findNode("comment")
      comment.originalText = commentText
  end function