Rated 5 out of 5 stars

Effectively breaks the Downloads window and the website information window. :(

They just won't show - I'm using Firefox 21 beta on Linux.

Edit: FXChrome 21 beta 4 fixes this problem. Thank you!

This review is for a previous version of the add-on (20.1).  This user has other reviews of this add-on.

Version 21beta4
https://addons.mozilla.org/en-us/firefox/addon/fxchrome/versions/