When we check our past experiences when we were using ASP.NET 1 and we needed to set a default button and we start to do our custom code to handle the default button story and sometimes it comes to be hard to implement we know that there was something needs to be done, but now we can stop of thinking of how to do it in ASP.NET 2.0 as now you will just point to your default button without writing your own code, you have 2 options to do it either to set the DefaultButton property either in the Form Tag or in the Panel control Tag if you have one in your page lets see how easy it is