Rated 4 out of 5 stars

Firefox user a67dda কর্তৃক নভে. 6, 2010 তারিখে ·

Very useful to save screen space especially since AFAIK, this is the only one of it's kind that works on Thunderbird.

Just a small "problem": on TB3 the button is wider than on TB2. I suppose this is because by default, it should have the label beside it just like all the other buttons.

This review is for a previous version of the add-on (4.0).  This user has 2 previous reviews of this add-on.