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 + ')');

           }

       }

   }

   http_request.open('GET', url, true);

   http_request.send(null);

}



function loadBanner(xml)

{

    var html_content = xml.getElementsByTagName('content').item(0).firstChild.nodeValue;

    var reload_after = xml.getElementsByTagName('reload').item(0).firstChild.nodeValue;

    document.getElementById('fp-banner').innerHTML = html_content;



    try {

        clearTimeout(to);

    } catch (e) {}



    to = setTimeout("nextAd()", parseInt(reload_after));





}



function nextAd()

{

    var now = new Date();

    var url = 'fp-banner.php?ts=' + now.getTime();

    makeHttpRequest(url, 'loadBanner', true);

}



window.onload = nextAd;