Rated 5 out of 5 stars

@WinstonRed You sir, are a god amongst men. It works! Gmail Manager Lives!

Follow these instructions TO THE LETTER.

https://addons.mozilla.org/en-US/firefox/addon/1320/reviews/user:5601928

This review is for a previous version of the add-on (0.6).  This user has other reviews of this add-on.