Get screenshot of the web page in selenium using C# .net

            var capabilitiesInternet = new OpenQA.Selenium.Remote.DesiredCapabilities();

            capabilitiesInternet.SetCapability("ignoreProtectedModeSettings", true);

          

            IWebDriver webDriver = new InternetExplorerDriver(capabilitiesInternet);

                       webDriver.Navigate().GoToUrl("http://www.google.com");

Screenshot screenshot = ((ITakesScreenshot) webDriver).GetScreenshot();

            screenshot.SaveAsFile("d:\\ScreenShot.png",System.Drawing.Imaging.ImageFormat.Png);