Three Dynamic Dropdown Boxes

[shameer]

Hi Every one , Can any one help me in dynamic drop down creating? I have three dropdowns One for Country one for state and one for location. My plan is to select the country from dropdown according to this i have load the values in state drop down from MySql table. Depending on the state i have to select the location too. Kindly help me
Thanks in advance
Shameer

[Installer]

Sounds like something you'll need to use client-side scripting (like javascript) for, to change the options in one selection block according to the selection made in another.