Represents the method that will handle NavigationFailed events.
JScript does not support delegates.
In XAML, you can use delegates but you cannot define your own.
This event handler is used for the following events:
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Supported in: 3.5, 3.0