", $mes);   
  }
  $mes = mb_ereg_replace('\n', '
', $mes);
  $mes = preg_replace('#https?://(www\.)?(?!'.$_SERVER['HTTP_HOST'].')[^ ]++#iU', ' Ссылки запрещены', $mes);
  return $mes;
}

$coment = $_GET['coment'];
$text1 = smile($coment);

echo $text1;