Sound Issues

Sarcastro

<div class="IPBDescription">No ingame Sound!</div> I've got no ingame sound! I dunno why since halflife and counterstrike both have sound...but ns doesnt! Can someone help me? Cause it isnt very fun when you cant hear anything >< . <!--emo&:(--><img src='http://www.unknownworlds.com/forums/html/emoticons/sad.gif' border='0' valign='absmiddle' alt='sad.gif'><!--endemo-->