You most likely need to perform template updates for the new advanced editor code. See this thread:
http://www.gossamer-threads.com/...i?post=260544#260544
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com
http://www.gossamer-threads.com/...i?post=260544#260544
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com