Cookie Time/Session Limit?

Is there an easy way to change the cookie time/session limit? Currently
cookies only

last while the browser is still open. Is there any configuration inside
RT that will make cookies last say

A full week? Or do I have to change the actual code that sets the

T.J. Maciak

Internet/Intranet Developer
Department of IT
City of Grand Rapids
P: (616)456-3713

F: (616)456-3448