Searching Craigslist (Score 0, Offtopic)

Without violating Craigslist terms of service. I have created a nation wide search, and state search for Craiglist. The links are.

http://atl.org/~ed/craigslist/
http://atl.org/~ed/craigslist/queryState.php

I built it for a small group of friends, and I'm sure it will collapse under the weight of a slashdot effect. But searching Craigslist can be done without violating section 12.b of the terms of service.