var http_request = false;

function makeRequest(url) 
{
      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('Cannot create XMLHTTP instance');
         return false;
      }
      http_request.onreadystatechange = alertContents;
      http_request.open('POST', url, true);
      http_request.send(null);
   }

     function alertContents() 
     {
      if (http_request.readyState == 4) 
      {
         if (http_request.status == 200) 
         {
            var respText = http_request.responseText;
            document.getElementById('currentPrice').innerHTML=respText;
			
			

						// hide loading animation
						$('#currentPriceLoading').hide();
						$('#loadingTextPriceDiv').hide();
			
         } 
         else 
         {
            alert('There was a problem with the request.');
         }
      }
   }