Introduction:
The Navigator Plugin provides a set of "Back" and "Forward" similar to a web browser. This is surprisingly handy. Click around through several files, click the "Back" and "Forward" buttons to retrace your path.
Configuration:
The Navigator can be docked. The top or bottom docking positions are generally the best fit. Use the standard docking configuration dialog under "Utilities" -> "Global Options" -> "Docking".
The Navigator can also be added to the toolbar. This can be done in one of two ways: