Rated 4 out of 5 stars

French version 1.99.2 and FF4 it's OK
Et voilà !

This review is for a previous version of the add-on (1.99.2.1-signed). 

Rated 3 out of 5 stars

French version 1.99.2 don't work fine with FF4 !
Wait and see ...

This review is for a previous version of the add-on (1.99.2.1-signed). 

I'll work on fixing this - thanks for your patience. [Update: fixed now.]