var sidbannerto = "banner/bannerajax.php";
function sidbanner(url,divId)
 {
    // native XMLHttpRequest object
   document.getElementById(divId).innerHTML = 'Thinking about loading banner image...';
   if (window.XMLHttpRequest) {
       reqbanner = new XMLHttpRequest();
       reqbanner.onreadystatechange = function() {sidbannerDone(divId);};
       reqbanner.open("GET", url, true);
       reqbanner.send(null);
   // IE/Windows ActiveX version
   } else if (window.ActiveXObject) {
       reqbanner = new ActiveXObject("Microsoft.XMLHTTP");
       if (reqbanner) {
           reqbanner.onreadystatechange = function() { sidbannerDone(divId); };
           reqbanner.open("GET", url, true);
           reqbanner.send();
       }
   }
//		   setTimeout("sidbanner(sidbannerto,'sidbannerbar')", 30000);
}

function sidbannerDone(divId) 
{

  // only if reqbanner is "loaded"
  if (reqbanner.readyState == 4) {
    // only if "OK"
    if (reqbanner.status == 200 || reqbanner.status == 304) {
      results = reqbanner.responseText;
      document.getElementById(divId).innerHTML = results;
      //document.getElementById(divId).innerHTML = "test\n";
    } else {
      document.getElementById(divId).innerHTML="Banner ajax FAIL:\n" + reqbannerstatusText;
      // document.getElementById(divId).innerHTML="Banner ajax FAIL:\n";
    }
  }
}