...
* Open a terminal window such as xterm.
* Use "su - user2name" to login to my second user account. Where
"user2name" would be replaced with the actual login name for that
user.
* Start Firefox in the xterm window for that user and login to the
LedgerSMB user and database I have mentally assigned to that user.
...
This will keep the sessions separate even should they all use a
similar cookie. ... Since the 'buntu folk do stuff rather odd by
avoiding su in favor of sudo one may need to figure out how to do this
using sudo.