It's probably having something to do with your computer (I can't confirm it). Have you tried different GXL dlls? This may be part (if not all) of the problem.
Re: Panning in MED and WED
[Re: MrCode]
#150281 08/27/0708:1908/27/0708:19
This does indeed not sound good. Make sure you have updated to the latest video driver, and check out the hints in the "Computer crashes" section of the bugs page.