content: sub Main()
    ShowChannelRSGScreen()
  end sub
  
  sub ShowChannelRSGScreen()
    screen = CreateObject("roSGScreen")
    m.port = CreateObject("roMessagePort")
    screen.SetMessagePort(m.port)
    scene = screen.CreateScene("MainScene")
    screen.Show()
  
    while(true)
      msg = wait(0, m.port)
      msgType = Type(msg)
  
      if msgType = "roSGScreenEvent"
        if msg.IsScreenClosed() then return
      end if
    end while
  end sub