Dear Alexander Sack, I did not address the bug to Gnome, and if you use Gnome instead of Xfce, why don't you try yourself, if the behavior with Firefox can be seen on Gnome, too?
Dear Alexander Sack, I did not address the bug to Gnome, and if you use Gnome instead of Xfce, why don't you try yourself, if the behavior with Firefox can be seen on Gnome, too?