Great hack, thanks.
But look out when you have hacked register.php to not allow certain characters in a name.
After this:
Code:
$username = trim($username);
$username = eregi_replace("( ){2,}", " ", $username);
I added this:
Code:
if (!eregi("^[_a-z0-9-]+([_a-z0-9-]+)*$", $username)) {
eval("standarderror(\"".gettemplate("error_usernamespecialchars")."\");");
exit;
}