while (list($privkey,$name,$datafields) = $res->next()) {
if (md5($gpex_challenge.$privkey) == $gpex_pass) {
$returl = $gpex_url.gpex_make_params($gpex_challenge,$privkey,$datafields);
while (list($privkey,$name,$datafields) = $res->next()) {
if (md5($gpex_challenge.$privkey) == $gpex_pass) {
$returl = $gpex_url.gpex_make_params($gpex_challenge,$privkey,$datafields);