copying firefox settings from one user account to another

I have 2 user accounts on my computer, how can I copy the personalized settings from one user account to the other with out messing anything up?

What i mean by personalized settings are themes and extentions

nevermind i figured it out, mods please delete this thread

No, do not delete it. Please post what you did I am interested.

here is what i did.. i just moved the profile that I wanted to use to my profiles folder and edited the profiles.ini file