http://www.metaltoad.com/blog/how-does-google-do-barrel-roll
By now you’ve probably seen Google “do a barrel roll”. If you haven’t, head over to google.com and enter “Do a barrel roll”. What? You’re using IE? Ok, well then no tricks for you. I suggest Chrome. For the rest of us, Google’s page does a nice little in-place spin. When you saw it you may have thought “How the heck did they pull that off?” or maybe you said “Since when does google use flash?” or possibly “I feel the need… …the need for speed!”. The answer to the first question is easy