These are the Console lines when Firefox opens and the Kerberos pop up window shows up!
Dec 18 09:03:34 user1 /System/Library/CoreServices/KerberosAgent.app/Contents/MacOS/KerberosAgent[204]: Exiting: (os/kern) successful (0)
Dec 18 09:03:34 user1 /System/Library/CoreServices/KerberosAgent.app/Contents/MacOS/KerberosAgent[217]: CPSGetProcessInfo(): This call is deprecated and should not be called anymore.
Dec 18 09:03:34 user1 /System/Library/CoreServices/KerberosAgent.app/Contents/MacOS/KerberosAgent[217]: CPSPBGetProcessInfo(): This call is deprecated and should not be called anymore.
See anything strange?