function createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else{
        ro = new XMLHttpRequest();
    }
    return ro;
}

function getWebAd(ID) {
  var divWebAD = 'divAdSpot' + ID;
   
	var sendto = '/WebAds/rotator.aspx?ID=' + ID + '&sid='+Math.random();

  var http = createRequestObject();
  http.onreadystatechange=function()
    {
    if(http.readyState==4)
      {
      var rText = http.responseText;
      
      document.getElementById(divWebAD).innerHTML = rText;
      if (rText.indexOf("</a>") > -1 || rText.indexOf("src") > -1) 
        document.getElementById(divWebAD).style.display = 'block';
      }
      else { //if (rText == "<!-- -->")
		document.getElementById(divWebAD).style.display = 'none';
		document.getElementById(divWebAD).style.visible = 'hidden';
      }		
    }
  http.open("GET",sendto,true);
  http.send(null);
  
}
function getWebAd2(ID) {
  var divWebAD = 'divAdSpot' + ID;
   
	var sendto = '/WebAds/rotator.aspx?ID=' + ID + '&sid='+Math.random();

  var http = createRequestObject();
  http.onreadystatechange=function()
    {
    if(http.readyState==4)
      {
      var rText = http.responseText;
      
      document.getElementById(divWebAD).innerHTML = rText;
      if (rText.indexOf("</a>") > -1 || rText.indexOf("src") > -1) 
        document.getElementById(divWebAD).style.display = 'block';
      }
    }
  http.open("GET",sendto,true);
  http.send(null);
  
}