There are no built in Validation Controls that will validate Radio Buttons. You can do one of two things:
Write a JavaScript that will check to see if any of the Radio Buttons have been selected or write server side code that will do the same thing.
hth.
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Read this if you want to know how to get a correct reply for your question:
http://www.catb.org/~esr/faqs/smart-questions.html
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.: Wrox Technical Editor :.
Wrox Books 24 x 7
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