function generateDoublerTable ($userid = '0', $done = 'N', $ref = 'N', $sort = 'ASC') {
if (empty($cnt)) $cnt = '0';
$add = ''; $DT_MODE = '0';
- if ($userid > 0) {
+ if (isValidUserId($userid)) {
// Load entries only from a single user
$add = sprintf(" AND `userid`=%s", bigintval($userid));
$mode = 'member'; $COLS = 4; $DT_MODE = 2;