To use this file, put something like the following in your
~/.emacs:

(add-to-list 'load-path "/directory/containing/nav/")
(require 'nav)
(nav-disable-overeager-window-splitting)

Type M-x nav to start navigating.

To set options for Nav, type M-x customize, then select
Applications, Nav.

; Key Bindings

Press ? in the Nav window to display a list of key bindings.