(Help->More Manuals->Introduction to Emacs Lisp).
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-*** The new global minor mode `read-file-name-electric-shadow-mode'
-modifies the way filenames being entered by the user in the minibuffer are
-displayed, so that it's clear when part of the entered filename will be
-ignored due to emacs' filename parsing rules. The ignored portion can be
-made dim, invisible, or otherwise less visually noticable. The display
-method may be displayed by customizing the variable
-`read-file-name-electric-shadow-properties'.
+*** The new global minor mode `file-name-shadow-mode' modifies the way
+filenames being entered by the user in the minibuffer are displayed, so
+that it's clear when part of the entered filename will be ignored due to
+emacs' filename parsing rules. The ignored portion can be made dim,
+invisible, or otherwise less visually noticable. The display method may
+be displayed by customizing the variable `file-name-shadow-properties'.
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*** The ruler-mode.el library provides a minor mode for displaying an