all files can be corrupted,.avi are usually ok,try VLC player,it plays most formats,and is quite light on CPU use unlike many other players (And it's FREE )
Make sure you scan ALL files that you download,every single one!!
N2
I'll nip off and find VLC link
VLC media player - Overview
and read some of the other posts and advice for example
http://www.gnutellaforums.com/open-d...tml#post280057
(Thanks Mickjappa)