NP: Moving moon images.

[Glenn Scheper]

You can save these GIF's and set as your screen saver. They move!
Caution: Fascination may prevent getting any work done.

smaller:
http://en.wikipedia.org/wiki/Image:Lunar_libration_with_phase2.gif
Animation of the Moon as it cycles through its phases, as seen from the Northern 
Hemisphere. The apparent wobbling of the Moon is known as libration.
  -- http://en.wikipedia.org/wiki/Hebrew_calendar
  Hebrew calendar - Wikipedia, the free encyclopedia

bigger:
http://en.wikipedia.org/wiki/Libration
http://en.wikipedia.org/wiki/Image:Lunar_libration_with_phase_Oct_2007.gif

Yours truly,
Glenn Scheper
http://home.earthlink.net/~glenn_scheper/
glenn_scheper + at + earthlink.net
Copyleft(!) Forward freely.