AJAX/drop-down form entry

Hi all. Trying to figure out the best way to implement a drop-down
text-entry box.

Users will select a payment method from a select menu. If they click
credit card, a text box drops down to allow them to enter a cc number.
if they pick another option, they’re routed elsewhere when they submit
the form.

Ajax? Java? other ideas?

On Monday, July 17, 2006, at 9:50 AM, magic wrote:

Posted via http://www.ruby-forum.com/.

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Yeah, AJAX can help here. Check this out for a simple way to implement