|I see you've double posted. As one copy might get deleted I'll put this reply on both. To add more to a post you just input at the bottom as if you were replying otherwise we have to chase around to find all the parts. We will know you by your name.|
What I see is almost certainly a screen fault but to be absolutely certain try an external monitor as suggested at #2. [I've seen that self same effect before].
Always pop back and let us know the outcome - thanks
message edited by Derek