ASKER
ASKER
ASKER
The successor to Active Server Pages, ASP.NET websites utilize the .NET framework to produce dynamic, data and content-driven web applications and services. ASP.NET code can be written using any .NET supported language. As of 2009, ASP.NET can also apply the Model-View-Controller (MVC) pattern to web applications
TRUSTED BY
These are called Tooltips and callouts
please refer to following link for more details:
http://www.asp.net/ajax/ajaxcontroltoolkit/Samples/ValidatorCallout/ValidatorCallout.aspx
Thanks