fast user switching and performance

From: jd (tp9byywo02_at_sneakemail.com)
Date: 11/30/03 

Date: Sun, 30 Nov 2003 04:56:30 -0800

Each time a user logs in, their own copy of zonealarm and
NAV starts. Is there a way for all users to share one copy?

I believe this is contributing to the poor performance of
my xp machine. I have a fast machine with 384mb of memory
and 40gb of disk.

thanks,
jd