How to select city from its state and state from its country using asp.net?

Jul 10 2012 4:12 AM

How to select city from its state and state from its country using asp.net?If I used three dropdownlist One for state next one for city and last one for country.Then if I select country then according to that the state is displayed in next dropdownlist and when selecting the state the corrosponding city is displayed or come to the dropdownlist?give me an example also?