Rated 5 out of 5 stars

Appears to have been broken by FF 16.0b1 (because something else has been assigned to the CTRL+SHFT+L hotkey). I edited the file to change the hotkey to "CTRL+SHFT+:" and it works fine again.

This review is for a previous version of the add-on (0.3.6.1-signed.1-signed).