content: sub Init()
      print "************ Init Method of Main Scene called************"
      m.top.backgroundColor = "0x68806876"
      m.top.backgroundURI = "pkg:/images/hack.jpeg"
      m.top.loadingIndicator = m.top.FindNode("loadingIndicator")
      
      InitScreenStack()
      ShowKeyboardScreen()
  
  end sub
  
  ' The OnKeyEvent() function receives remote control key events
  function OnkeyEvent(key as String, press as Boolean) as Boolean
      result = false
      if press
          ' handle "back" key press
          if key = "back"
              numberOfScreens = m.screenStack.Count()
              ' close top screen if there are two or more screens in the screen stack
              if numberOfScreens > 1
                  CloseScreen(invalid)
                  result = true
              end if
          end if
      end if
      ' The OnKeyEvent() function must return true if the component handled the event,
      ' or false if it did not handle the event.
      return result
  end function
  