Have you updated to the latest Windows XP video drivers?
Otherwise you are better off asking this in a MediaPlayer newsgroup:
http://aumha.org/nntp.htm
--
Jupiter Jones [MVP]
http://www3.telus.net/dandemar/
"Stunna-x" <Stunna-> wrote in message
news:A889A610-55AC-4EDA-9105-...
> ok i updated to wmp10 to find out it makes my vids shake and glitch so i
> decided to go back and get wmp9 but after it downloaded it wouldnt
> install,
> it said it wasnt compatable with my windows xp. the xp version is what i
> downloaded. i also tried to system restore, but it did not work.