content: sub init()
      m.characterGroup = m.top.findNode("characterGroup")
      m.poster = m.top.findNode("poster")
      m.poster.failedBitmapUri = "pkg:/images/failedBitmap.jpg"
      m.titleGroup = m.top.findNode("titleGroup")
      m.title = m.top.findNode("title")
      m.description = m.top.findNode("description")
  end sub
  
  ' Invoked when item metadata retrieved
  sub OnContentSet() 
      content = m.top.itemContent
      ' set poster uri if content is valid
      if isValid(content) 
          m.poster.uri = content.url
          m.title.text = content.name
          m.description.text = content.description
      end if
  end sub
  