How to implement chained select box without ajax?


#1

Former post focused on the chained select box with ajax select,but how
to do that without ajax using rails?
This following url can performance well:
www.bigbold.com/snippets/posts/show/1916
but it can only work under firefox,while not worked in ie
because it use the HTMLSelectElement.prototype,while ie does not support
i am still working to modify the source of the above url,but not
successful till now,anyone can help me with this? very grateful!

Charlie