Отключить jquery - Joomla 3.x: Общие вопросы

<?php
defined('_JEXEC') or die;
unset(
  $this->_scripts[$this->baseurl.'/media/system/js/mootools-core.js'], 
  $this->_scripts[$this->baseurl.'/media/system/js/mootools-more.js'],
  $this->_scripts[$this->baseurl.'/media/system/js/core.js'],
  $this->_scripts[$this->baseurl.'/media/system/js/caption.js'],
  $this->_scripts[$this->baseurl.'/media/system/js/validate.js']
);
$this->_script = preg_replace('%window\.addEvent\(\'load\',\s*function\(\)\s*{\s*new\s*JCaption\(\'img.caption\'\);\s*}\);\s*%', '', $this->_script);
$app = JFactory::getApplication();
?>

<?php
$doc = JFactory::getDocument();
$scr = '/media/jui/js/jquery.min.js';
$repl_scr = '//ajax.googleapis.com/ajax/libs/jquery/1.8.2/jquery.min.js';
$key = array_keys($doc->_scripts);
$value = array_values($doc->_scripts);
$key = str_replace($scr, $repl_scr, $key);
$doc->_scripts = array_combine($key, $value); 
?>