There isn't any way a global can check to see if cookies _could_ be accepted, but you can check to see if the user is currently using any cookies on the site (which means they are capable of accepting them and they haven't been disabled) with:
Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com
Code:
sub { scalar $IN->cookie }Jason Rhinelander
Gossamer Threads
jason@gossamer-threads.com