go here http://home.hccnet.nl/h.edskes/mirror.htm#kazaa

download codec pack K-Lite Codec Pack 2.03 Full this will
enable you to play every video format and then soome.

good luck
-----Original Message-----
Hi
I have so files that it says require a DX50 codec to
read
correctly on media player
They are trailers but all I get is the sound and the
skin
view on screen
Can I download an update
Thanks
Gra
.