I also see this on a freshly installed 9.04 amd64 using the adobe plugin. When I disable "Select windows when the mouse moves over them" from my window preferences, the problem goes away and I can view flash videos in fullscreen. I'm running on a IBM T60p using just the laptop screen.
I also see this on a freshly installed 9.04 amd64 using the adobe plugin. When I disable "Select windows when the mouse moves over them" from my window preferences, the problem goes away and I can view flash videos in fullscreen. I'm running on a IBM T60p using just the laptop screen.