X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/a9faac5c6333bcbfb30a00debf3de7a44e430e49..96bd07a3226700156fa7d5ec20e9bd6550c95057:/lisp/rot13.el

diff --git a/lisp/rot13.el b/lisp/rot13.el
index 7afc0c892d..ee4f51d7ff 100644
--- a/lisp/rot13.el
+++ b/lisp/rot13.el
@@ -1,10 +1,9 @@
 ;;; rot13.el --- display a buffer in ROT13
 
-;; Copyright (C) 1988, 2001, 2002, 2003, 2004, 2005,
-;;   2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+;; Copyright (C) 1988, 2001-2016 Free Software Foundation, Inc.
 
 ;; Author: Howard Gayle
-;; Maintainer: FSF
+;; Maintainer: emacs-devel@gnu.org
 
 ;; This file is part of GNU Emacs.
 
@@ -33,7 +32,7 @@
 ;; This hack is mainly to show off the char table stuff.
 ;;
 ;; New entry points, `rot13', `rot13-string', and `rot13-region' that
-;; performs Ceasar cipher encrypt/decrypt on buffers and strings, was
+;; performs Caesar cipher encrypt/decrypt on buffers and strings, was
 ;; added by Simon Josefsson.
 
 ;;; Code:
@@ -102,9 +101,9 @@ See also `toggle-rot13-mode'."
 (defun toggle-rot13-mode ()
   "Toggle the use of ROT13 encoding for the current window."
   (interactive)
-  (if (eq (window-display-table (selected-window)) rot13-display-table)
+  (if (eq (window-display-table) rot13-display-table)
       (set-window-display-table (selected-window) nil)
-    (if (null (window-display-table (selected-window)))
+    (if (null (window-display-table))
 	(set-window-display-table (selected-window) rot13-display-table))))
 
 (provide 'rot13)