// Nickname was submitted so let's check if it is not already in use
if (REQUEST_ISSET_POST(('nickname'))) {
// Check if nickname is valid
$PATTERN = "[".getConfig('nickname_pattern')."]{".getConfig('nickname_length').",}";
if (ereg($PATTERN, REQUEST_POST('nickname'), $array)) {
// Entered nickname is valid?
// Nickname was submitted so let's check if it is not already in use
if (REQUEST_ISSET_POST(('nickname'))) {
// Check if nickname is valid
$PATTERN = "[".getConfig('nickname_pattern')."]{".getConfig('nickname_length').",}";
if (ereg($PATTERN, REQUEST_POST('nickname'), $array)) {
// Entered nickname is valid?