How to make code for page link using drop down selected con

Feb 25 2014 7:20 AM

Hi Friends,
I m creating one web application my expecting output is

i spliited my page 2 columns right side column has set drop down menus(constant)
depends on the selection that page ll load on left side column

ref:

http://www.dyngeometry.com/web/WorldRegion.aspx

Kindly do the need full!

Thanks & Regards

Rocky