NavigationService.NavigationStopped Event
Silverlight
Occurs when the StopLoading method is called, or when a new navigation is requested while the current navigation is in progress.
Namespace: System.Windows.Navigation
Assembly: System.Windows.Controls.Navigation (in System.Windows.Controls.Navigation.dll)
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.