WCF web service & Jquery
    Here is a new item we can try out, seems to be very light. In this post i will walk through a simple credential validation.     Create a simple ASP.NET project  Add a the following mark-up in your Login.aspx page           < div>          < input  type= "text"  id= "username"  />         < input  type= "password"  id= "password"  />         < input  type= "button"  id= "login"  value= "Login"  />     </ div >       Add jquery library and reference           < script  src= "Scripts/jquery-1.5.1.js"  type= "text/javascript">< / script >       Add WCF Service  Set aspNetCompatibilityEnabled attribute to true in your web.config file           < serviceHostingEnvironment  multipleSit...