When I load up firefox ever 3.5.9, some kind of music will start playing.I tried two computer that I use all the time and the same thing happens.I then tried a third computer that I haven't used in about a week and the same thing happen.The problem doesn't happen with IE.I'm running NIS 16.8.0.41.Have done a scan on all three acomnputers and Nortons didn't find any thing.Is it a virus aor spywear or what.