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

function openWindow_475(adid)
{
  winURL = "/shared-content/topads/showad.php?adid=" + adid;
  winName = "win" + adid;
  newwindow = window.open(winURL,winName,'width=400,height=450,location=no,toolbar=0,menubar=no,scrollbars=0,resizable=yes');
} 

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


var blnInArray;
var numads = 5;
var intRand;
var i;
var rgUsed=new Array();
var rgAds=new Array();
rgAds[0] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587977&typeid=3" target = "_blank">LEDERER & CO WESTMINSTER</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[1] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587980&typeid=3" target = "_blank">COLDWELL BANKER WESTMINSTER</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[2] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587976&typeid=3" target = "_blank">CHARLES PLUNKERT INC</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[3] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587985&typeid=3" target = "_blank">RESIDENCE AT HAMPSTEAD SCHOOL</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[4] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587986&typeid=3" target = "_blank">HAINES REALTY</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[5] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587975&typeid=3" target = "_blank">SAMUEL C HOFF</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[6] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587978&typeid=3" target = "_blank">LONG & FOSTER REALTORS</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[7] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587981&typeid=3" target = "_blank">APTS AT THE GREENS</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';
rgAds[8] = '<center><a class = "topads_heading" href = "/shared-content/topads/showad.php?adid=587979&typeid=3" target = "_blank">BILLINGSLEA CORP</a><br> <br><span class = "topads_company"></span><hr class="topads-rule">';

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] + '');
}