return function( Puzzle ) -- Storyboard View

	local Background = display.newGroup()
	Puzzle:insert(Background)
	Background.isVisible = false
	
	Puzzle:addEventListener('onPuzzleLoad', Background)
	function Background:onPuzzleLoad(event)
		local puzzleId = event.puzzleId
		local final = display.newImageRect("Puzzles/" ..puzzleId .. "/final.png", _W, _H)
		self:insert(final); self.final = final
		final.x, final.y = _W*.5, _H*.5
		final.isVisible = false
	end
	
	Puzzle:addEventListener('onPuzzleShow', Background)
	function Background:onPuzzleShow(event)
		if (event.phase == 'began') then
			display.setDefault( "background", 255,255,255 )
			self.isVisible = true
		end
	end
	
	Puzzle:addEventListener('onPuzzleComplete', Background)
	function Background:onPuzzleComplete(event)
		display.setDefault( "background", 153, 204, 255)
		self.final.isVisible = true
	end
	  
	return Background
end