This isn't a classic or a vintage issue but it has come up (been mentioned)
in a few threads so I'll address it here.

If your are being logged out automatically after about 15 minutes do the following
(regardless of the browser you are using).

1) sign out of Bike Forums
2) delete Bike forums cookies from your system
3) Log back in and check the "Remember Me" box on the top of the
screen.

this "should" resolve the auto log out issues, if not please send me a PM and
I'll make sure the issue gets looked into.

Marty