Changes

*DONE http://support.mozilla.com/kb/Updates+reported+when+running+newest+version http://kb.mozillazine.org/Updates_reported_when_running_newest_version

*DONE http://support.mozilla.com/kb/Use+Internet+Explorer+messages+upon+Firefox+startup http://kb.mozillazine.org/%27Use_IE%27_messages_upon_opening_Firefox (updated MZ link: http://kb.mozillazine.org/Use_IE_messages_upon_opening_Firefox)

http://support.mozilla.com/kb/Firefox+is+already+running+but+is+not+responding http://kb.mozillazine.org/Profile_in_use

http://support.mozilla.com/kb/High+memory+usage http://kb.mozillazine.org/Reducing_memory_usage_%28Firefox%29