$url = $this->getConfig ()->url ();
$content = \"var url={ base:\'{$url->base}\',css:\'{$url->css}\',js:\'{$url->js}\',img:\'{$url->img}\',current:window.location};\";
$expire = 604800;
header ( \'Content-type: application/x-javascript\' );
header ( \'Cache-Control: max-age=\' . $expire );
header ( \'Accept-Ranges: bytes\' );
header ( \'Content-Length: \' . strlen ( $content ) );
echo $content;