Ohodnoceno 4 z 5 hvězdiček

Change the background color does not work, it is displaying #ANANAN where it should be the code of color

Tato recenze je pro předchozí verzi doplňku (2.0.7). 

I can't reproduce your problem. Please provide more details to the support forum - http://forums.mozillazine.org/viewtopic.php?f=48&t=2972255