I never seen this happening on OpenSuse 11.1 with KDE. Since I moved to Ubuntu 9.10, I am in the same boat now. Possibly it is related to Ubuntu Firefox Modifications. I can confirm that minimize / maximize the Firefox solves this issue.
I never seen this happening on OpenSuse 11.1 with KDE. Since I moved to Ubuntu 9.10, I am in the same boat now. Possibly it is related to Ubuntu Firefox Modifications. I can confirm that minimize / maximize the Firefox solves this issue.