This page is using Drop Down Control and Raido Button List Control on this page.
Please select your favorite color: Select Red Orange Yellow Green Blue Indigo Violet
This example is using Colors.xml file to populate the radio button list. The radio button list is set to AutoPostBack="true" and therefore, this page will post back upon selecting the color from the radio button list.
Please select your favorite color: RedOrangeYellowGreenBlueIndigoViolet