looking to do one of those "big image out of a couple hundred tiny image" type things and am looking for a good one (supporting images aren't a problem - I got tons of em!)

can anyone recommend a decent one that'll give professional results? (Mac preferred, but Win will work too - thanks!)

wow - that is actually pretty cool, but I was looking for something more like this
http://homepage.mac.com/knarf/MacOSaiX/Community/

but cant get that piece of software to work on my machine