One of the most attractive features of ASP.NET 2.0 is the ability to use a new set of login controls based on a SQL Server 2005 provider. These new controls dramatically simplify the creation of Web-application features. For example, a membership application might restrict site access to registered users (members) or provide members with special privileges not available to anonymous (unregistered) users. Visual Studio 2005 automatically enables login controls for use with a SQL Server Express da...