This is a facebook AutoPoke script. It is useful in poke-wars, where you and your friend keep poking each other back and forth. 
Instructions:
1. Install the user script. It installs directly in Google Chrome, and using Greasemonkey in Firefox.  
2. Open http://m.facebook.com/pokes (This is the facebook mobile site)
3. Keep this open in a tab, and watch the fun :D