Well this one is a very basic tip for all ASP.NET diggers. and u said Why a basic tip- well as we all tend to forget basics all.. Thats our basic instinct 🙂
Smart Navigation is a little known and little used IE feature. This feature enables the individual controls on your Web forms to maintain focus between postback, as well as allows you to suppress that flicker that occurs as you load the new page.
To turn on this little-known feature, simply set the smartNavigation property of your ASPX page to True. You can also apply the property to all project pages, by adding the <pages> tag to the following location within your Web.config file:
Please take a note that smart navigation works on only Internet Explorer 5 and above.