public function save($content, $path)
{
$content = '<?php
if(extension_loaded(\'zlib\')){
ob_start(\'ob_gzhandler\');
}
header ("content-type: text/javascript; charset: utf-8");
header ("cache-control: must-revalidate");
$last_modified_time = filemtime(__FILE__);
header("Last-Modified: ".date("D, d M Y H:i:s", $last_modified_time)." GMT");
$offset = 60 * 60 * 24 * 7;
$expire = "expires: " . gmdate ("D, d M Y H:i:s", time() + $offset) . " GMT";
header ($expire);
?>
' . $content . '
<?php
if(extension_loaded(\'zlib\')){
ob_end_flush();
}?>';
parent::save($content, $path);
}