I just found that when I click browser back button on any ASP .NET MVC page nothing happens and page is not going be updated. And only if you click F5 it will be updated only.<
Here is a proper solution http://dotscrapbook.wordpress.com/2011/02/02/handling-a-browser-back-button-press-with-mvc/.
[HttpGet] [OutputCache(NoStore = true, Duration = 0, VaryByParam = "None")] public ActionResult MyView() { ... }