thanks. that was basically the solution. more here:
http://groups.google.co.uk/group/rubyonrails-spinoffs/browse_thread/thread/f6803b57209ca66e/?hl=en#
On 5 Mar, 19:52, "Krang" <[EMAIL PROTECTED]> wrote:
> create a js function "getSelected()" --this would be a simple "return
> document.getElementById(***).value"
>
> get your updater url to be " \'ships?variable=\'+getSelected() "
>
> Hope that helps
>
> On Mar 5, 8:21 am, "lukemack" <[EMAIL PROTECTED]> wrote:
>
> > hi,
>
> > i am trying to make the contents of one drop-down box dependent on the
> > contents of another using AJAX (prototype.js) in cake 1.1.13.
>
> > I have it working so that a new dropdown appears when i select a value
> > in the first dropdown:
>
> > <?php echo $html->selectTag('Review/cruiseline', $cruise_lines, null,
> > array('onchange'=>'new Ajax.Updater(\'test\', \'ships?variable=12\',
> > { method: \'get\' }, {asynchronous:true, evalScripts:true});'), null,
> > true, false);?>
>
> > In my controller, I am just getting the value of 'variable' from the
> > $_GET super global but I obviously want that value to be dynamic and
> > equal to the value selected in the dropdown.
>
> > So the missing piece is passing the selected dropdown value to the
> > controller. Anyone know how to do that?
>
> > thanks,
>
> > lukemack.
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