ASP.NET Dropdownlist (CALL BACK AJAX)

I need a one page ASP.NET(VB.NET)page which has 3 dropdownlist like the one on this link

[url removed, login to view]

As you can notice, the three dropdownlist refreshes internally without refreshing the wholepage. I need a page like that,I am willing to pay

ONLY usd 35.00 only, you can use access or sql 2000 db.

Note: it should work on IE,FIREFOX,NS etc

.NET

ID do Projeto: #24656

Sobre o projeto