How to enable IntelliSense for FireFox console command?

Almost every web developer knows about FireBug console window, but I still see some developers who use a javascript alert command for tracing javascript output. You can actually write to FireBug console window using console command from your javascript. However, since this is not a standard javascript command, Visual Studio doesn’t have IntelliSense for it. So, here is vsdoc file, which enables IntelliSense for console command.

P.S.
Thanks to David Murdoch for creating it.