function updateBanner()
{
    var xmlhttp;
    if (window.XMLHttpRequest)
          {// code for IE7+, Firefox, Chrome, Opera, Safari
                xmlhttp=new XMLHttpRequest();
                  }
    else
          {// code for IE6, IE5
                xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
                  }
    xmlhttp.onreadystatechange=function()
          {
                if (xmlhttp.readyState==4 && xmlhttp.status==200)
                        {
                                document.getElementById("_TC_DOTD_BANNER").innerHTML=xmlhttp.responseText;
                                    }
                  }
    xmlhttp.open("GET",_TRIPLECLICKS_DOTD_BANNER_URL,true);
    xmlhttp.send();
}
updateBanner();