content: sub init()
      m.top.content = getData()
      m.top.setfocus(true)
  end sub
  
  function getData()
      if m.top.MusicArtistAlbumData = invalid
          data = CreateObject("roSGNode", "ContentNode")
          return data
      end if
      albumData = m.top.MusicArtistAlbumData
      data = CreateObject("roSGNode", "ContentNode")
      for each song in albumData.items
          songcontent = data.createChild("MusicSongData")
          songcontent.json = song.json
      end for
      m.top.content = data
      m.top.doneLoading = true
      return data
  end function