Phone no validation asp.net

Refer The bellow links......

http://www.dotnetspider.com/forum/288372-Phone-Number-Validation.aspx

http://onetidbit.wordpress.com/2008/01/25/14/

http://www.dotnetspider.com/forum/279420-Phone-no-validation-for-digits-digits.aspx

http://www.dotnetspider.com/forum/258727-Phone-number-validation.aspx

http://odetocode.com/articles/265.aspx

http://blog.thenetimpact.com/2008/12/simple-regular-expression-phone-number-validation/

http://p2p.wrox.com/javascript-how/64920-validation-phone-number-mobile-number.html

http://regexlib.com/REDetails.aspx?regexp_id=296&AspxAutoDetectCookieSupport=1

http://www.devarticles.com/c/a/JavaScript/Regular-expressions-in-JavaScript/6/

http://blog.thenetimpact.com/2008/12/simple-regular-expression-phone-number-validation/

http://forums.asp.net/t/1706966.aspx/1?Phone+number+validation