firefox/thunderbird fonts become small. f8/KDE?

[Brian Chadwick]

Gene Smith wrote:
> This is a bit hard to describe but possibly others have seen it. I 
> will be going along with firefox and thunderbird with fonts OK. Then 
> suddenly they become both very small. In firefox it is just the menu 
> and toolbars that go small while in t-bird, the folder list and 
> message become small.
>
> If I restart X they return to normal expected size. Once they go 
> small, only X restarts (or reboot) fixes it. Have seen this with and 
> without the package gtk-qt-engine.
>
> I mostly use KDE so not sure if this happens in other environments.
>
> -gene
>
have you tried making a new user, and seeing what happens when you use 
that account?