--- /dev/null
+--- 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 yahtmle
+ @settitle Yet Another html-mode for Emacs
+@@ -14,10 +14,9 @@
+
+ @titlepage
+ @sp 10
+-@center
+ @subtitle Yet Another html-mode for emacs
+ @title // yahtml //
+-%@subtitle // yahtml //
++@c @subtitle // yahtml //
+ @author @copyright{} 1994-2012 by HIROSE, Yuuji [yuuji@@yatex.org]
+ @end titlepage
+
+--- 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 yahtmlj
+ @settitle Yet Another html-mode for Emacs
+@@ -14,7 +14,6 @@
+
+ @titlepage
+ @sp 10
+-@center
+ @subtitle Yet Another html-mode for emacs
+ @title \81wHTML\89®\81x
+ @subtitle // yahtml //
+--- 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 yatexe
+ @settitle Yet Another tex-mode for Emacs
+@@ -14,7 +14,6 @@
+
+ @titlepage
+ @sp 10
+-@center
+ @subtitle Yet Another tex-mode for emacs
+ @title Wild Bird
+ @subtitle // YaTeX //
+@@ -713,7 +712,7 @@
+ @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
+@@ -1133,7 +1132,7 @@
+ @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
+@@ -1756,44 +1755,44 @@
+ @end defvar
+
+ @defvar YaTeX-cmd-gimp
+-Command name of GIMP (code{"gimp"})
++Command name of GIMP (@code{"gimp"})
+ @end defvar
+ @defvar YaTeX-cmd-tgif
+-Command name of tgif (code{"tgif"})
++Command name of tgif (@code{"tgif"})
+ @end defvar
+ @defvar YaTeX-cmd-inkscape
+-Command name of Inkscape (code{"inkscape"})
++Command name of Inkscape (@code{"inkscape"})
+ @end defvar
+ @defvar YaTeX-cmd-dia
+-Command name of Dia (code{"dia"})
++Command name of Dia (@code{"dia"})
+ @end defvar
+ @defvar YaTeX-cmd-ooo
+-Command name of OpenOffice.org/LibreOffice (code{"soffice"})
++Command name of OpenOffice.org/LibreOffice (@code{"soffice"})
+ @end defvar
+ @defvar YaTeX-cmd-gs
+-Command name of Ghostscript (code{"gs"})
++Command name of Ghostscript (@code{"gs"})
+ @end defvar
+ @defvar YaTeX-cmd-dvips
+-Command name of dvips (code{"dvips"})
++Command name of dvips (@code{"dvips"})
+ @end defvar
+ @defvar YaTeX-cmd-displayline
+ Command name of displayline
+-(code{"/Applications/Skim.app/Contents/SharedSupport/displayline"})
++(@code{"/Applications/Skim.app/Contents/SharedSupport/displayline"})
+ @end defvar
+ @defvar YaTeX-cmd-edit-ps
+-Command name for editing PostScript files(Value of code{"YaTeX-cmd-gimp"})
++Command name for editing PostScript files(Value of @code{"YaTeX-cmd-gimp"})
+ @end defvar
+ @defvar YaTeX-cmd-edit-pdf
+-Command name for editing PDF files(Value of code{"YaTeX-cmd-ooo"})
++Command name for editing PDF files(Value of @code{"YaTeX-cmd-ooo"})
+ @end defvar
+ @defvar YaTeX-cmd-edit-ai
+-Command name for editing `.ai' files(Value of code{"YaTeX-cmd-inkscape"})
++Command name for editing `.ai' files(Value of @code{"YaTeX-cmd-inkscape"})
+ @end defvar
+ @defvar YaTeX-cmd-edit-svg
+-Command name for editing SVG files(Value of code{"YaTeX-cmd-inkscape"})
++Command name for editing SVG files(Value of @code{"YaTeX-cmd-inkscape"})
+ @end defvar
+ @defvar YaTeX-cmd-edit-images
+-Command name for editing image files(Value of code{"YaTeX-cmd-gimp"})
++Command name for editing image files(Value of @code{"YaTeX-cmd-gimp"})
+ @end defvar
+
+ @defvar YaTeX-need-nonstop
+@@ -2289,9 +2288,9 @@
+ @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
+@@ -2299,9 +2298,9 @@
+
+ @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},
+@@ -2309,9 +2308,9 @@
+
+ @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 yatexj
+ @settitle Yet Another tex-mode for Emacs
+@@ -19,7 +19,6 @@
+
+ @titlepage
+ @sp 10
+-@center
+ @subtitle Yet Another tex-mode for emacs
+ @title \81w\96ì\92¹\81x
+ @subtitle // YaTeX //
+@@ -1146,7 +1145,7 @@
+ @section \8a\87\8cÊ\93ü\97Í\95â\8f\95
+ @cindex \8a\87\8cÊ\93ü\97Í\95â\8f\95[\82©\82Â\82±\82É\82ä\82¤\82è\82æ\82\82Ù\82µ\82æ]
+
+- 3\8eí\97Þ\82 \82é\8a\87\8cÊ () {} [] \82Ì\8aJ\82«\8a\87\8cÊ\82ð\93ü\82ê\82½\82Æ\82«\82É\95Â\82¶\8a\87\8cÊ\82ð\8e©\93®\93I\82É\93ü\82ê\82Ü\82·\81B
++ 3\8eí\97Þ\82 \82é\8a\87\8cÊ () @{@} [] \82Ì\8aJ\82«\8a\87\8cÊ\82ð\93ü\82ê\82½\82Æ\82«\82É\95Â\82¶\8a\87\8cÊ\82ð\8e©\93®\93I\82É\93ü\82ê\82Ü\82·\81B
+ @code{\} \82Ì\92¼\8cã\82É\82Ì @code{[} \82ð\93ü\82ê\82é\82Æ\8ds\82ð\95ª\82¯\82Ä\83C\83\93\83f\83\93\83g\82ð\91µ\82¦\81A
+ \90\94\8e®\93ü\97Í\82É\94õ\82¦\82Ü\82·\81B\82»\82Ì\91¼ La@TeX{} \82Ì\83}\83N\83\8d\82É\89\9e\82¶\82Ä\8a\87\8cÊ\82Ì\92Þ\8d\87\82Ì\8eæ\82ê\82½
+ \8fó\91Ô\82É\93±\82«\82Ü\82·\81B\8aJ\82«\8a\87\8cÊ\82»\82Ì\82à\82Ì\82ð1\82Â\82¾\82¯\93ü\82ê\82½\82¢\82Æ\82«\82Í @kbd{C-q} \82Å
+@@ -1965,44 +1964,44 @@
+ @end defvar
+
+ @defvar YaTeX-cmd-gimp
+-GIMP\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (code{"gimp"})
++GIMP\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (@code{"gimp"})
+ @end defvar
+ @defvar YaTeX-cmd-tgif
+-tgif\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (code{"tgif"})
++tgif\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (@code{"tgif"})
+ @end defvar
+ @defvar YaTeX-cmd-inkscape
+-Inkscape\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (code{"inkscape"})
++Inkscape\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (@code{"inkscape"})
+ @end defvar
+ @defvar YaTeX-cmd-dia
+-Dia\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (code{"dia"})
++Dia\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (@code{"dia"})
+ @end defvar
+ @defvar YaTeX-cmd-ooo
+-OpenOffice.org\82Ü\82½\82ÍLibreOffice\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (code{"soffice"})
++OpenOffice.org\82Ü\82½\82ÍLibreOffice\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (@code{"soffice"})
+ @end defvar
+ @defvar YaTeX-cmd-gs
+-Ghostscript\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (code{"gs"})
++Ghostscript\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h (@code{"gs"})
+ @end defvar
+ @defvar YaTeX-cmd-dvips
+-dvips\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h(\8aÂ\8b«\82É\82æ\82Á\82Ä\82Ípdvips\82È\82Ç) (code{"dvips"})
++dvips\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h(\8aÂ\8b«\82É\82æ\82Á\82Ä\82Ípdvips\82È\82Ç) (@code{"dvips"})
+ @end defvar
+ @defvar YaTeX-cmd-displayline
+ displayline\82ð\8bN\93®\82·\82é\83R\83}\83\93\83h
+-(code{"/Applications/Skim.app/Contents/SharedSupport/displayline"})
++(@code{"/Applications/Skim.app/Contents/SharedSupport/displayline"})
+ @end defvar
+ @defvar YaTeX-cmd-edit-ps
+-PostScript\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94code{"YaTeX-cmd-gimp"}\82Ì\92l)
++PostScript\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94@code{"YaTeX-cmd-gimp"}\82Ì\92l)
+ @end defvar
+ @defvar YaTeX-cmd-edit-pdf
+-PDF\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94code{"YaTeX-cmd-ooo"}\82Ì\92l)
++PDF\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94@code{"YaTeX-cmd-ooo"}\82Ì\92l)
+ @end defvar
+ @defvar YaTeX-cmd-edit-ai
+-.ai\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94code{"YaTeX-cmd-inkscape"}\82Ì\92l)
++.ai\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94@code{"YaTeX-cmd-inkscape"}\82Ì\92l)
+ @end defvar
+ @defvar YaTeX-cmd-edit-svg
+-SVG\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94code{"YaTeX-cmd-inkscape"}\82Ì\92l)
++SVG\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94@code{"YaTeX-cmd-inkscape"}\82Ì\92l)
+ @end defvar
+ @defvar YaTeX-cmd-edit-images
+-\82»\82Ì\91¼\89æ\91\9c\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94code{"YaTeX-cmd-gimp"}\82Ì\92l)
++\82»\82Ì\91¼\89æ\91\9c\83t\83@\83C\83\8b\82ð\95Ò\8fW\82·\82é\83R\83}\83\93\83h (\95Ï\90\94@code{"YaTeX-cmd-gimp"}\82Ì\92l)
+ @end defvar
+
+ @defvar YaTeX-need-nonstop