# File lib/compass/sass_extensions/sprites/layout_methods.rb, line 62
        def tile_images_that_repeat
          @images.map {|img| img if img.repeat_x?}.compact.each do |image|
            x = image.left - (image.left / image.width).ceil * image.width
              while x < @width do
                begin
                  img = image.dup
                  img.top = image.top
                  img.left = x.to_i
                  @images << img
                  x += image.width 
                end
              end
            end
        end