Help.. Plz?

[Wednesday13]

hm. i need some help.

when i try to dowload movies.

sometime the video dosnt show up.

and other times it does.

for instance.

i'll down load a southpark episode.

and it will download.

but when i launch it.

it opens the windows media player.

and the sound works.

but theres nothing on the screen but

a few moving grey lines.

and i only download MPEG. MPG. or AVI

But other times it works..

Anyone know whats wrong?

Thanks,
13