Check out the pics at these links. It has the image reversed in every direction, including colors, and each stresses the pic differently.

http://www.geocities.com/spbeckett/possibly.JPG
http://www.geocities.com/spbeckett/i...d_possibly.JPG
http://www.geocities.com/spbeckett/Background.JPG
http://www.geocities.com/spbeckett/backgroun_2.JPG
http://www.geocities.com/spbeckett/i...Background.JPG
http://www.geocities.com/spbeckett/i...ackgroun_2.JPG

EDIT: If they don't work right away, try back later and they should.