If you've visited Google's home page Tuesday, you've seen the bouncy ball demo. The Google logo is made of little colored balls that run away from your mouse and jump around furiously when you click on them. The balls will also jiggle from side-to-side if you move your browser window around.
The company did it using CSS positioning and some JavaScript math.random functions, so it works best in non-IE browsers with fancy JavaScript engines. In the useless-but-freaky-cool department, it ranks up there with the playable Pac-Man doodle from earlier this year.
Not content to let Google have all the fun, Rob Hawkes created an alternate version using HTML5 canvas that reproduces most of the functionality. His code is on github, too.
