You will need two profiles: I use my default for my corporate setup, and a new one for development.
(Note: if you want to keep open a browser, you can use the –no-remote switch so that Firefox doesn’t ignore your pleas to use a different profile, and instead just makes another window that uses the same one.)
firefox -P kfrog –no-remote &
Go through the steps to create another profile.
In the second window, you need to establish kinit, but running with a different TGT. You do this with an environment variable:
Close and restart firefox.
firefox –no-remote -P ayoung &