Keypress to switch pages in phonebook.

Your Name (Your_email@dev.null)
Tue, 03 Sep 1996 10:40:29 +0200

What key-combination do I use when I want to switch from Page 1 of 2 to
Page 2 of 2 in the phonebook? (With the pen I would press the arrows in
the upper right corner).

Thanks.