http://www.internettablettalk.com/fo...ead.php?t=4800 http://www.internettablettalk.com/fo...ghlight=shadow http://www.internettablettalk.com/fo...ead.php?t=4238 I find some discussion above about this problem.Someone say it's normal,but someone not.I don't know which one I should beleve .Can I pick out a machine of no shadow? If all these machine is the same, I will don't need to change it ,maybe the next one is the worse.I am worrying about... have all the N800 this problem?