Urgent Help needed: How to get instant data from page

 


Hi folks,



I have a page structured as follows:



1. ddl1

2. ddl2

3. ddl3

4. ddl4

5. Save button



all the four dropdownlists are linked together, ddl1 is
pre-populated, when I select ddl1, according to my selection, ddl2 will
be populated dynamically; when I select ddl2, ddl3 gets populated, and
so as ddl3, ddl4. The four ddl make up a unique id.



The problem is when I click on Save button, I need to know the id that my ddl combination makes up.



This looks easy at first, I have no problem making the four ddls
working, but when I click Save button, in my server-side code, I can
only get the first ddl's correct selection, I won't be able to get any
of the other three dlls' selection.



I'm guessing if this is caused by the nature of the design: only
ddl1 is p ...