content:  sub init()
        m.postergrid= m.top.findNode("postergrid")  
        m.postergrid.setFocus(true)
        createTask()
  end sub
  
  
  sub createTask()
        m.posterGridTask = CreateObject("roSGNode", "contentTask")
        m.posterGridTask.observeField ("output", "showpostergrid")
        m.posterGridTask.control = "RUN"
  end sub
  
  sub showPosterGrid()
        m.posterGrid.content = m.posterGridTask.output
        m.posterGridTask.control = "STOP"
        m.posterGridTask = invalid
  end sub
  
  
  