$key = $_COOKIE['key'];
$username = $_SESSION['username'];
$onetimepad = $_SESSION['onetimepad'];
-$mailbox = decodeHeader($_GET['mailbox']);
+$mailbox = urldecode($_GET['mailbox']);
$passed_id = (int) $_GET['passed_id'];
$ent_id = $_GET['ent_id'];
$passed_ent_id = $_GET['passed_ent_id'];