The Gravatar control is an ASP.NET AJAX control that enables you to use gravatar images on your web forms. A gravatar
is a "Globally Recognized Avatar" provided by Gravatar.com.
This control is extremely simple to use. The only required property which you need to set is your email.
In addition, you can specify the requested size of the image, required rating, default image, and default image behavior.
You can use the DefaultImageBehavior property to control what happens when an email account does not have an associated gravatar. The
possible options are:
The first sample above is initialized with this code. The italic properties