function synved_connect_sponsor_item_by_id($sponsor_id, $filter = null)
{
    $sponsor_list = synved_connect_sponsor_list($filter);
    if ($sponsor_id != null && isset($sponsor_list[$sponsor_id])) {
        $sponsor = $sponsor_list[$sponsor_id];
        return $sponsor;
    }
    return null;
}
function synved_connect_credit_list($filter = null)
{
    $filter = synved_connect_credit_filter_apply($filter);
    return synved_connect_sponsor_list($filter);
}