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http://www.sitepoint.com/examples/primes/maze.html

The graphics are a bit nasty but the concept is works. There seems to be a diagonal pattern emerging, but a fourth layer would certainly break that.

Ah, well spotted. Fixed! Thanks for that.

Hey guys, I actually mocked up a woodgrain test page while I was developing the article but I ended up preferring the lego and curtain examples. But if your interested:

http://www.sitepoint.com/examples/primes/woodgrain.html

It's not bad, but I don't think it's killer yet.

I've got a very raw maze generation example somewhere if anyone's interested.