function CheckArray(rgUsedAds, intRand, numads)
{
  
  var blnFound = "False";
  for (i=0;i<numads;i++)
  {
    if (rgUsedAds[i] == intRand)
    {
      blnFound = "True";
    }
  }
  return blnFound;
}

function openWindow_149(adid)
{
  winURL = "/shared-content/topads/showad.php?adid=" + adid;
  winName = "win" + adid;
  newwindow = window.open(winURL,winName,'width=500,height=450,location=no,toolbar=0,menubar=no,scrollbars=1,resizable=yes');
} 

function GenerateRandom(maxnum)
{
  var randnum = Math.round(maxnum * Math.random());
  return randnum
}


var blnInArray;
var numads = 0;
var intRand;
var i;
var rgUsed=new Array();
var rgAds=new Array();

i=0;
while (i < numads)
{
  
  intRand = GenerateRandom(rgAds.length - 1);
  blnInArray = CheckArray(rgUsed, intRand, i);
  if (blnInArray == "False")
  {
    rgUsed[i] = intRand;
    i++;
  }
}
for (i=0;i<numads;i++)
{
  var adNum = rgUsed[i];
  document.write('' + rgAds[adNum] + '');
}