ha! this was just posted to facebook (hope you can see it by the link)
http://www.facebook.com/#!/video/video.php?v=1696772776129
and this is one of the comments added to that video
"the physics of how cats "normally" lap has just been described. Apparently they flick the liquid in the air and with perfect timing catch the liquid. Completely different than how dogs lap water. Interesting trivia."