function output_mime($url){

$ch = curl_init('http://localhost/cache.php?url='.urlencode($url));
  curl_setopt_array(
    $ch,
    array(
      CURLOPT_RETURNTRANSFER  => true
    )
  );
  $data = curl_exec($ch);
  $mime = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
curl_close($ch);
  //header($mime);
  echo $mime;
}