[Rails] Related combobox

hello,
i have 3 comboboxes, i want to load 2nd combobox based on the
value selected in 1st combobox. and 3rd combobox should be loaded
depending on the value selected in the 2nd combobox.
i have used observe field for 2nd and third combobox , it works
for the first combobox but not the second one.

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

--
You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
To post to this group, send email to rubyonrails-talk@googlegroups.com.
To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.