check this out:
http://fire.he.net/~sonarr/sonarchallenge.html

Now its easy as 1..2..3.. anyone can do it.

(thx Miladin)

I can post this. Tried since last night but antville and consequently blank has been down...

Anyway:

There are plenty more and cos there are too many for posting to blank front page, here's a nice little link:

http://www.macdermott.net/pics/beer.htm