public static function send_mail($language_type, $id_cat, $sender, $subject, $contents)
{
$contents = NewsletterMailFactory::parse_contents($language_type, $contents);
NewsletterMailFactory::send_mail($language_type, $sender, $subject, $contents);
self::register_archive($language_type, $title, $contents, $id_cat);
//TOTO Gestion des erreurs
}
