Add these lines to your favorite icon .bar file.
BUTTON "Show Path"
ICON "vwspth6"
EVENT dialog "VIEWSHWPATH"
Or add/edit this line in the [Hotkeys] section of your application.ini file.
SHIFT+F7=dialog "ViewShwPath"
(This can be any of the available Hot Keys you wish)
Note that the difference is the "o" (ViewShwPath vs. ViewShowPath) as to the 2 line vs. the 5 line dialog.