have no sound on pc

[denisey]

>-----Original Message-----
>lost operating system xp and now use a recovery disk to
>obtain xp again and now I have no yahoo pool and no
sound
>through out my pc I do have sound over my headphones
>don't make any sense to me, would much appreciate some
of
>your professiona assistance in this matter, thank you
for
>your time.
>.
>Thats another 1!!!! what is going on???