format: xxx-xxx-xxxx';} if($fax) { if(!preg_match("/^([1]-)?[0-9]{3}-[0-9]{3}-[0-9]{4}$/i", $fax)) { $_SESSION['fax_error'] = 'Invalid Fax Number'; $error = TRUE; } } else {$_SESSION['fax_error'] = 'format: xxx-xxx-xxxx';} //subject if($subject == '' || $subject == ' ') { $_SESSION['subject_error'] = 'Please Enter Subject'; $error = TRUE; } else {$_SESSION['subject_error'] = '';} if($message=='') { $_SESSION['message_error'] = 'Please Enter Message'; $error = TRUE; } else {$_SESSION['message_error'] = '';} //If there are input validations, redirect back to the registration form if($error) { $_SESSION['firstname'] = $firstname; $_SESSION['lastname'] = $lastname; $_SESSION['address'] = $address; $_SESSION['email'] = $email; $_SESSION['telephone'] = $telephone; $_SESSION['fax'] = $fax; $_SESSION['message'] = $message; } else { $error=FALSE; require $inc_dir.$form_dir.$sendmail.php; } ?>