Kenneth Goldman wrote:
My T60p doesn't have page-forward, but it does have "PgUp" and "PgDn". They map to "prior" and "next" and I map them as (e.g.)
Those are standard keys, available on any keyboard. Emacs 23 users can try (setq w32-pass-multimedia-buttons-to-system nil) and see if it affects the extra keys you are interested in.