content: sub init()
  end sub
  
  function OnKeyEvent(key, press) as boolean
      result = true   
      if key = "OK"    
          if not m.top.disableEventBubling
             m.top.disableEventBubling = true
             result = true
           else 
             result = false     
           end if  
      end if
      if key = "back"
          m.top.disableEventBubling=false
          result = false
      end if
      return result
   end function
  