Peringkat 4 dari 5 bintang

oleh Pengguna Firefox a67dda pada Nov. 6, 2010 · tautan permanen

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.