//begin OS detect

<!--
function checkMac() {
  if(navigator.userAgent.indexOf('Linux') != -1)
      {document.write(' <span class="player"><a href="vodcast.xml" rel="alternate" type="application/rss+xml">Vodcast (Mac Only)</a></span> ');}
else if(navigator.userAgent.indexOf('Win') != -1)
    {document.write(' &nbsp; ');}
  else if(navigator.userAgent.indexOf('Mac') != -1)
     {document.write(' <span class="player"><a href="vodcast.xml" rel="alternate" type="application/rss+xml">Vodcast (Mac Only)</a></span> ');}
  else { var OpSys = "other"; }
  return OpSys;
}