/*
 * @component SQL 2 Excel Pro Component
 * @copyright Copyright (C) Joomla-R-Us, joomla-r-us.com
 * @license http://www.gnu.org/licenses/gpl-3.0.html GNU/GPLv3
 */
 
var http_request_sql2excel = false;

function sql2excel_ajax(url, parameters, loading) {

      http_request_sql2excel = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request_sql2excel = new XMLHttpRequest();
         if (http_request_sql2excel.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request_sql2excel.overrideMimeType('text/xml');
            http_request_sql2excel.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request_sql2excel = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request_sql2excel = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request_sql2excel) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }

      document.getElementById('ajax-tabs-content').innerHTML = loading;       

      http_request_sql2excel.onreadystatechange = sql2excel_ajaxCB;
      http_request_sql2excel.open('POST', url, true);
      http_request_sql2excel.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request_sql2excel.setRequestHeader("Content-length", parameters.length);
      http_request_sql2excel.setRequestHeader("Connection", "close");
      http_request_sql2excel.send(parameters);
}

function sql2excel_ajaxCB() {


      if (http_request_sql2excel.readyState == 4) {
         if (http_request_sql2excel.status == 200) {
            result = http_request_sql2excel.responseText;
            document.getElementById('ajax-tabs-content').innerHTML = result;            
         } else {
            alert('There was a problem with the ajax request.');
         }
      }
}