Whats wrong with my speakers

Question

they don't work on youtube or facebook videos, but they work fine with msn sounds & itunes

what can i do to fix them?

Answer 1

if your speakers are working on different websites or applications, then your speakers are fine, they're not broken. have your configuraton checked on every applications you do or if your on youtube, maybe the volume has been turned down up to the mute level.

Answer 2

I mean,pop ups.