$which = htmlspecialchars($a->argv[1]);
else {
$r = q("select nickname from user where blocked = 0 and account_expired = 0 and account_removed = 0 and verified = 1 order by rand() limit 1");
$which = htmlspecialchars($a->argv[1]);
else {
$r = q("select nickname from user where blocked = 0 and account_expired = 0 and account_removed = 0 and verified = 1 order by rand() limit 1");