Hi Tia and welcome to the forum. perhaps you'd like to introduce yourself here ..... http://www.videoforums.co.uk/just-fu...-part-two.html
to delete audio from a clip in cs5 .....
with your clip on the time line,
1/ right click the clip
2/ select unlink
3/ highlight the audio by left clicking on it.
4/ right click
5 / select clear.