What do you mean "expand online video..." ? Maybe you mean in full screen
mode?
Perhaps your video card is incapable/can't cope with such things. I would
first check the video card manufacturer's website for driver updates.
Does this behaviour occur with any video, or a particular one?
"b" <> wrote in message
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39F94C5-D1F2-4B7C-874D-...
> When I expand on-line video like utube the screen goes solid black/white
> diagonally. Any suggestions? I tried changing display to 800x600 but
> still
> does it???