replace
Code:
global $prefix, $user, $modul_name;
with
Code:
global $prefix, $user, $modul_name, $db;
and replace
Code:
$query = "SELECT email, uid FROM ${prefix}_users WHERE uid = '$cookie[0]'";
$result = mysql_query($query);
list($usermail) = mysql_fetch_row($result);
with
Code:
$query = "SELECT user_email, user_id FROM ".$prefix."_users WHERE uid = '$cookie[0]'";
$result = $db->sql_query($query);
list($usermail) = $db->sql_fetchrow($result);
Normally it should work now, or atleast another error should pop in