Event Listeners for form > select tags

Raja Venkataraman wrote:

Sam Woodard wrote: > How do you attach an event listener to watch for the user to change the > selected option in a 'select' field before they click the submit button > in order to instruct the page to change (AJAX) based on what the user > selected in the field. In other words, I want the page to be able > to change when the user makes a selection from a form select before they > ever click any button.

Check out the observe_field method in ActionView::Helpers::PrototypeHelper In: vendor/rails/actionpack/lib/action_view/helpers/prototype_helper.rb

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Take a look at this...

http://www.sciwerks.com/blog/2006/07/07/updating-select-controls-with-ajax/

_Kevin