Hi,
This is really a support question, how to change Firefox configuration, not a
bug, so I'm converting your entry to Launchpad question.
** Changed in: firefox-3.0 (Ubuntu)
Status: New => Invalid
** bug changed to question:
https://answers.edge.launchpad.net/ubuntu/+source/firefox-3.
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/18916190/Dependencies.txt
** Attachment added: "ExtensionSummary.txt"
http://launchpadlibrarian.net/18916191/ExtensionSummary.txt
** Attachment added: "pluginreg.dat.txt"
http://launchpadlibrarian.net/18916192/pluginr