//If files were excluded while preserving execution order and a combined js file falls below the last excluded file,
        //or if no files were excluded, we may need to add the async attribute or place it at the bottom 
        if($sType == 'js' && !$this->oParser->bExclude_js)
        {
            //Get last js index
            $iIndex = $this->oParser->iIndex_js;
            $sNewLinkLast = str_replace('JCHI', $iIndex, $sNewLink);

            //Place last combined js file at bottom of page if option is set
            if ($this->params->get('pro_bottom_js', '0') == '1')
            {
                //Add async attribute to last combined js file if option is set
                $sNewLinkLast = str_replace('></script>', $this->getAsyncAttribute($iIndex) . '></script>', $sNewLinkLast);
                $sSearchArea = preg_replace('#' . self::getEndBodyTag() . '#i', $this->sTab . $sNewLinkLast . $this->sLnEnd . '</body>', 
                    $sSearchArea, 1);
            }
            //Or put it at the bottom of the HEAD section
            else
            {
                $sSearchArea = preg_replace('#' . self::getEndHeadTag() . '#i', $this->sTab . $sNewLinkLast . $this->sLnEnd . '</head>', 
                    $sSearchArea, 1);
            }
        }

        $sSearchArea = preg_replace_callback('#<JCH_' . strtoupper($sType) . '([^>]++)>#',
                                       function($aM) use ($sNewLink)
        {
            return str_replace('JCHI', $aM[1], $sNewLink);
        }, $sSearchArea);

                $this->oParser->setFullHtml($sSearchArea);

                JCH_DEBUG ? JchPlatformProfiler::stop('ReplaceLinks - ' . $sType, TRUE) : null;
        }

        /**
         * Create and cache aggregated file if it doesn't exists.
         *
         * @param array $aFunction    Name of function used to aggregate files
         * @param array $aArgs        Arguments used by function above