link ref

http://asp-net-calendar-control-popup-code.sharewarecentral.com/

http://asp-net-chat-source-code.sharewarecentral.com/

http://asp-net-chat-source-code.sharewarecentral.com/

http://www.dotnetcodecentral.com/Post/240/oops/using-ForEach-method-in-List-class-with-Actions-n-lambdas

http://www.dotnetcodecentral.com/Post/237/wcf/crud-using-wcf-rest-service-and-wcf-rest-kit-json-exchange