Smart Key - The OO-Browser

If pressed within an OO-Browser implementors, elements or OOBR-FTR tags
buffer after an OO-Browser Environment has been loaded:
  ACTION KEY
     Jumps to the definition of the item at point.
  ASSIST KEY
     Displays help for the Action Key context at point.

When pressed within an OO-Browser listing window:
  ACTION KEY
     (1) in a blank buffer or at the end of a buffer, browser help
         information is displayed in the viewer window;
     (2) on a default class name, the statically defined instances of
         the default class are listed;
     (3) at the beginning of a (non-single char) class name, the class’
         ancestors are listed;
     (4) at the end of an entry line, the listing is scrolled up;
     (5) on the ‘...’, following a class name, point is moved to the
         class descendency expansion;
     (6) before an element entry, the element’s implementors are
         listed;
     (7) anywhere else on an entry line, the source is displayed for
         editing.

  ASSIST KEY
     (1) in a blank buffer, a selection list of buffer files is
         displayed;
     (2) on a default class name, the statically defined instances of
         the default class are listed;
     (3) at the beginning of a (non-single char) entry, the class’
         descendants are listed;
     (4) at the end of an entry line, the listing is scrolled down;
     (5) on the ‘...’, following a class name, point is moved to the
         class expansion;
     (6) anywhere else on a class entry line, the class’ elements are
         listed;
     (7) anywhere else on an element line, the element’s implementors
         are listed;
     (8) on a blank line following all entries, the current listing
         buffer is exited.

When pressed within the OO-Browser Command Help Menu Buffer:
  ACTION KEY
     Executes an OO-Browser command whose key binding is at point.
  ASSIST KEY
     Displays help for an OO-Browser command whose key binding is at
     point.

When pressed on an identifier within an OO-Browser source file:
  ACTION KEY
     Tries to display the identifier definition.
  ASSIST KEY
     Does nothing.