# File karel/karel_window.rb, line 69
  def greyOut
     # $imageMapOff.each_key{|dir|
       # @imageMap[dir] = TkLabel.new(@canvas, :image => $imageMapOff[dir], :width => 25, :height => 25, :borderwidth => 0)
     # }
     delete_all
     @image = TkLabel.new(@canvas, :image => $imageMapOff[@direction], :width => 25, :height => 25, :borderwidth => 0)
     # @imageMap[@direction]
 end