function makeHttpRequest(url, callback_function, return_xml)
{
   var http_request = false;
   if (window.XMLHttpRequest) { // Mozilla, Safari,...
       http_request = new XMLHttpRequest();
       if (http_request.overrideMimeType) {
           http_request.overrideMimeType('text/xml');
       }
   } else if (window.ActiveXObject) { // IE
       try {
           http_request = new ActiveXObject("Msxml2.XMLHTTP");
       } catch (e) {
           try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
           } catch (e) {}
       }
   }

   if (!http_request) {
       alert('Unfortunatelly you browser doesn\'t support this feature.');
       return false;
   }


   http_request.onreadystatechange = function() {
       if (http_request.readyState == 4) {
           if (http_request.status == 200) {
               if (return_xml) {
                   eval(callback_function + '(http_request.responseXML)');
               } else {
                   eval(callback_function + '(http_request.responseText)');
               }
           } else {
               alert('There was a problem with the request.(Code: ' + http_request.status + ')');
           }
           document.body.style.cursor='auto';

       }
   }

   document.body.style.cursor='wait';

   http_request.open('GET', url, true);
   http_request.send(null);
}

function showPartners (txt)
{
  document.getElementById('partnerbar').innerHTML = txt;
}

function requestPartners()
{
  var the_url = 'includes/partnerbar_ajax.php?' + Math.random();
  makeHttpRequest(the_url, 'showPartners', false);
  //setTimeout("requestPartners()", 5000);
}