If you go into the admin panel and go to Setup -> Actions it lists all of the various actions (for example, post_write). EVERY action has a plugin hook on it - so, for example, do_post_write is the plugin hook on the "post_write" action.
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com