15. The computer executable instructions of claim 14 wherein the highlighting includes any one or more of: increasing text size of one or more potential navigation targets; changing text color of one or more potential navigation targets; using popups to highlight one or more potential navigation targets; and using callouts to highlight one or more potential navigation targets.
14. The computer executable instructions of claim 8 further comprising dynamically modifying the images within the display window to highlight potential navigation targets in the corresponding electronic file.