function randOrd(a, b){
 return (Math.round(Math.random())-0.5);
}

function adman(){
 var advimg = new Array();
advimg[0] = "<a href='/music/join.asp'><img border=0 width=150 src=/music/advimages/ad4.gif></a><br><br>"
 advimg[1] = "<a href='http://www.raleigh-recording.com' target='_blank'><img border=0 width=150 src=/music/import/raleighrecording.png></a><br><br>"
 advimg[2] = "<a href='http://www.indoorstorm.com' target='_blank'><img border=0 width=150 src=/music/import/soundpure.jpg></a><br><br>"
 advimg.sort( randOrd );
 for (i=0;i<advimg.length;i++)
  {
  document.write(advimg[i])
 }
}