content: sub init()
      m.markupGrid = m.top.findNode("markupGrid")
      requestMenuInformation()
  end sub
  
  sub requestMenuInformation()
      m.readMarkupGridTask = createObject("roSGNode", "MenuContentTask")
      m.readMarkupGridTask.observeField("content", "showMarkupGrid")
      m.readMarkupGridTask.control = "RUN"
  end sub
  
  sub showMarkupGrid()
      m.markupGrid.content = m.readMarkupGridTask.content
      m.markupGrid.jumpToItem = 1
  	m.markupGrid.setFocus(true)
  end sub
  
  
  sub expandMenu()
      m.markupGrid.itemSize = [ 300, 30 ]
      m.markupGrid.setFocus(true)
  end sub
  
  sub collapseMenu()
      m.markupGrid.itemSize = [ 55, 30 ]
      m.markupGrid.setFocus(false)
  end sub
  