>>Forcing the user enter a date in a specific format is not a good idea IMHO. You could try Parse to validate or use a CompareValidator for type checking.
>
>From a Web page, if we do not apply a format, how can we interpret 06/08/07 to know that this is suppose to be dd/mm/yy or something else?

Good, I think cultureinfo etc would take care of it. Otherwise what logic says that it's June or August? If I'm entering the date from a browser in Europe I'd naturally think it's June or 13/01/2000 is a valid date (actually I'd think like that if my settings are for Europe).
Cetin