You may also want to try Manuel Lemos' Form class -- it is very detailed and well coded solution that handles all sorts of form validation, including credit cards: http://www.phpclasses.upperdesign.com/browse.html/package/1 Aral :) ______________________________ ([EMAIL PROTECTED]) New Media Producer, Kismia, Inc. ([EMAIL PROTECTED]) Adj. Prof., American University ŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻŻ -- PHP General Mailing List (http://www.php.net/) To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]