I only recently converted from Outlook 2000 to Outlook 2003. I think when I
started, the Outlook Today screen came up (though maybe that was when I
started Outlook 2000, which wasn't very long ago either -- I'm a recent
upgrade from Outlook Express). Anyway, I've tried to follow the Outlook Help
pasted in below, but nothing seems to happen when I click the "Personal
folders" heading that has the little icon next to it. (I THINK I'm in the
"Navigation pane," but I'm not 100% su9re.

If you use a Personal Folders file (.pst) (Personal Folders file (.pst):
Data file that stores your messages and other items on your computer. You can
assign a .pst file to be the default delivery location for e-mail messages.
You can use a .pst to organize and back up items for safekeeping.) as your
mailbox, in the Navigation Pane, click name of the .pst file.
Note If you have more than one .pst file, the one that is your default
delivery location is the one with .