yeh an onclick event handler is required to achieve this. but as Shawn has suggested radio buttons are better in this case. but then again if u want to disable/greyout the other input(like textboxes, other than the radio button itself) u'll hav to use onclick event handler for the radio buttons -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php