Just a though - in GForum 1.1.1, you can put that in the globals for the 'common' template set and the global will be available for all template sets (assuming, when creating a new template set, you copy over the .tplinfo file - which you must do or the advanced editor won't work).
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com