--- a/docs/yahtmle.tex
+++ b/docs/yahtmle.tex
@@ -1,4 +1,4 @@
-\def\lang{eng} % -*- texinfo -*- for Texinfo V.3.1 
+@c \def\lang{eng} % -*- texinfo -*- for Texinfo V.3.1 
 \input texinfo
 @setfilename yahtml.info
 @settitle Yet Another html-mode for Emacs
--- a/docs/yahtmlj.tex
+++ b/docs/yahtmlj.tex
@@ -1,4 +1,4 @@
-\def\lang{jp} % -*- texinfo -*- for Texinfo V.3.1 
+@c \def\lang{jp} % -*- texinfo -*- for Texinfo V.3.1 
 \input texinfo
 @setfilename yahtml-ja.info
 @settitle Yet Another html-mode for Emacs
--- a/docs/yatexe.tex
+++ b/docs/yatexe.tex
@@ -1,4 +1,4 @@
-\def\lang{jp} % -*- texinfo -*-
+@c \def\lang{jp} % -*- texinfo -*-
 \input texinfo.tex
 @setfilename yatex.info
 @settitle Yet Another tex-mode for Emacs
@@ -705,7 +705,7 @@
 @item M-x YaTeX-section-overview
         @dots{} Generate *Sectioning Lines* buffer
 @end table
-@cindex{Generate the listing of sectioning units}
+@cindex Generate the listing of sectioning units
 from the LaTeX source buffer.  In this listing buffer, typing @kbd{u} on
 the sectioning command shifts up the corresponding sectioning command in
 source text and @kbd{d} shifts down.  After marking lines in the listing
@@ -1087,7 +1087,7 @@
 @node Invoking image processor, Jump to main file, Jump to corresponding object, Cursor jump
 @comment  node-name,  next,  previous,  up
 @section Invoking image processor
-@cindex{Drawing tool invocation}
+@cindex Drawing tool invocation
 
 `image-including line' described above means such lines as
 @code{\epsfile@{file=foo.ps@}}.  If you type @kbd{[prefix] g} on that
@@ -2179,9 +2179,9 @@
 @table @kbd
 @item [F]
 YaTeX:read-position
-@itemx [A]
+@item [A]
 Character list which can show up in the brackets
-@itemx [D]
+@item [D]
    Return the location specifier such as `[htb]'.  When
 nothing is entered, omit [] itself.  If the possible characters
 are "htbp", call this function as
@@ -2189,9 +2189,9 @@
 
 @item [F]
 YaTeX:read-coordinates
-@itemx [A]
+@item [A]
 Base prompt, X-axis prompt, Y-axis prompt     (each optional)        
-@itemx [D]
+@item [D]
   Read the coordinates with the prompt ``BasePrompt X-axisPrompt:'' for
 X-axis, ``BasePrompt Y-axisPrompt:'' for Y-axis, and return it in the form 
 of ``(X,Y)''.  The default prompts are @code{Dimension}, @code{X},
@@ -2199,9 +2199,9 @@
 
 @item [F]
 YaTeX:check-completion-type
-@itemx [A]
+@item [A]
 One of the symbols: 'begin, 'section, or 'maketitle
-@itemx [D]
+@item [D]
   Check the current completion type is specified one and cause error if
 not. The variable @code{YaTeX-current-completion-type} holds the symbol
 according to the current completion type.
--- a/docs/yatexj.tex
+++ b/docs/yatexj.tex
@@ -1,4 +1,4 @@
-\def\lang{jp} % -*- texinfo -*- for Texinfo V.3.1 
+@c \def\lang{jp} % -*- texinfo -*- for Texinfo V.3.1 
 \input texinfo
 @setfilename yatex-ja.info
 @settitle Yet Another tex-mode for Emacs