there are two ways to make Firefox extensions restartless:
1. Move the extension to Addon SDK platform. This way is the best as Mozilla editors recommend to use Addon SDK.
2. It is possible to add some modificaDaha fazlası
Some extensions can run without a restart, and some cannot. It should say when you activate it if it needs to restart to run or not.
Is there is a reason you need to not restart your browser? If you are concerned abDaha fazlası