In your q3config.cfg change seta r_mode to seta r_mode "-1"
then you can have whatever resolution you want by changing
seta r_customheight ""
seta r_customwidth ""
EDIT:oh I see this has already been answered.

Hi slow,I have tried to run PB with the q3 client,but when PB kicks someone it crashes the server.Have you experienced this?Are you running quake 3 1.3.2 or 1.3.2b?
Thanks for the help,
Kings

Whats up S@M,hows it goin.The server is down right now,gonna put panther back on there.The server ip is ss.servequake.com:27960,also check out the site quake.zapto.org.
Cya,
Kings

After trying for a very long time to get punkbuster to run on my server,I finally decided to get a trouble ticket from evenbalance.It turns out there is no way to run punkbuster server on os x.This is totally unfair.Here is the trouble ticket(it goes from bottom to top) Note #13: I wish I had a bett...

oops,I posted the wrong one,does anyone know where I can find Q3DedicatedServer-132-Test.tar.gz

does anyone know where i can find this?

http://www.xlr8yourmac.com/archives/oct02/100902.html