function handleHttpResponse() {
  if (http.readyState == 4) {
    if (http.responseText.indexOf('invalid') == -1) {

      // Use the XML DOM to unpack the cart data 
      var xmlDocument = http.responseXML; 
      var basketcountNode = xmlDocument.getElementsByTagName('basketcount').item(0);
      var basketcount = getInnerText(xmlDocument.getElementsByTagName('basketcount').item(0));
      document.getElementById('basketcount').innerHTML = basketcount+" items in basket";
      isWorking = false;
    }
  }
}

var isWorking = false;
function checkCart() {
  if (!isWorking && http) {
    http.open("GET", "http://www.pimpdaddy.com/Merchant2/4.20/pdajax.mvc?Store_Code=pdcom", true);
    http.onreadystatechange = handleHttpResponse;
    isWorking = true;
    http.send(null);
  }
}

function getHTTPObject() {
  var xmlhttp;
  /*@cc_on
  @if (@_jscript_version >= 5)
    try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (E) {
        xmlhttp = false;
      }
    }
  @else
  xmlhttp = false;
  @end @*/
  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
    try {
      xmlhttp = new XMLHttpRequest();
    } catch (e) {
      xmlhttp = false;
    }
  }
  return xmlhttp;
}

function getInnerText (node) { 
   if (typeof node.textContent != 'undefined') { 
     return node.textContent;
   } 
   else if (typeof node.innerText != 'undefined') { 
     return node.innerText; 
   } 
   else if (typeof node.text != 'undefined') { 
     return node.text; 
   } 
   else { 
     switch (node.nodeType) { 
       case 3: 
       case 4: 
         return node.nodeValue; 
         break; 
       case 1: 
       case 11: 
         var innerText = ''; 
         for (var i = 0; i < node.childNodes.length; i++) { 
           innerText += getInnerText(node.childNodes[i]); 
         } 
         return innerText; 
         break; 
       default: 
         return ''; 
     } 
   } 
} 

var http = getHTTPObject(); // We create the HTTP Object