The following utility called F1 View has just been mentioned on another NG.
It allows you to use the mouse wheel to zoom and pan inside the Virtual
cockpit and in spot/tower etc view within FS2004. If you cannot afford
Active Camera, this one is free and highly recommended.


http://www.flight1.com/view.asp?page=library


Quilljar Matrox
see http://client.webshots.com/album/194691959rhDQFi