67 files changed, 1095 insertions, 147 deletions

diff --git a/data/doc/sisu/CHANGELOG_v4 b/data/doc/sisu/CHANGELOG_v4
index 1992e796..1e28e882 100644
--- a/data/doc/sisu/CHANGELOG_v4
+++ b/data/doc/sisu/CHANGELOG_v4
@@ -23,6 +23,37 @@ v2 branch is removed; it is available in sisu =< 3.3.2
 
 %% Reverse Chronological:
 
+%% 4.2.4.orig.tar.xz (2013-09-21:37/6)
+http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/sisu_4.2.4
+http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/debian/sisu_4.2.4-1
+http://www.jus.uio.no/sisu/pkg/src/sisu_4.2.4.orig.tar.xz
+  sisu_4.2.4.orig.tar.xz
+  sisu_4.2.4-1.dsc
+
+* i18n CJK: zh ja ko, add languages Chinese, Japanese, Korean
+  * texpdf, has large texlive xetex dependencies (Korean untested)
+  * [concordance, untouched does nothing cjk, decide whether to disable]
+
+* sisu_manual, (in markup-samples) move to en/ sub-dir (permitting translations)
+  * use of language sub-dir for source sisu markup suited to permitting
+    translation management by po4a
+  * sisurc.yml minor
+  * Rakefile to help place sisu markup in a source language directory under po4a
+    management
+
+* Rakefile to assist in placing sisu markup under po4a management (sisu_manual)
+  * Provided as an example with sisu_manual
+  * fairly generic, but potentially dangerous, can be used to place sisu markup
+    source translations under po4a management, but user needs to know what this
+    is, (and how to set it up, hence sisu_manual as an example (despite the lack
+    of translations)) as can clobber/destroy files that are not managed by po4a.
+
+* dal, objects, store book index as hash (simplify downstream processing), and
+  associated downstream processing change from v5
+  * db, book index, convert hash back to string
+
+* minor cleaning
+
 %% 4.2.3.orig.tar.xz (2013-09-07:35/6)
 http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/sisu_4.2.3
 http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/debian/sisu_4.2.3-1
diff --git a/data/doc/sisu/CHANGELOG_v5 b/data/doc/sisu/CHANGELOG_v5
index 341b06ef..9614e6c3 100644
--- a/data/doc/sisu/CHANGELOG_v5
+++ b/data/doc/sisu/CHANGELOG_v5
@@ -23,6 +23,33 @@ v2 branch is removed; it is available in sisu =< 3.3.2
 
 %% Reverse Chronological:
 
+%% 5.0.17.orig.tar.xz (2013-09-21:37/6)
+http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/sisu_5.0.17
+http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/debian/sisu_5.0.17-1
+http://www.jus.uio.no/sisu/pkg/src/sisu_5.0.17.orig.tar.xz
+  sisu_5.0.17.orig.tar.xz
+  sisu_5.0.17-1.dsc
+
+* i18n CJK: zh ja ko, add languages Chinese, Japanese, Korean
+  * texpdf, has large texlive xetex dependencies (Korean untested)
+  * [concordance, untouched does nothing cjk, decide whether to disable]
+
+* sisu_manual, (in markup-samples) move to en/ sub-dir (permitting translations)
+  * use of language sub-dir for source sisu markup suited to permitting
+    translation management by po4a
+  * sisurc.yml minor
+  * Rakefile to help place sisu markup in a source language directory under po4a
+    management
+
+* Rakefile to assist in placing sisu markup under po4a management (sisu_manual)
+  * Provided as an example with sisu_manual
+  * fairly generic, but potentially dangerous, can be used to place sisu markup
+    source translations under po4a management, but user needs to know what this
+    is, (and how to set it up, hence sisu_manual as an example (despite the lack
+    of translations)) as can clobber/destroy files that are not managed by po4a.
+
+* minor cleaning
+
 %% 5.0.16.orig.tar.xz (2013-09-07:35/6)
 http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/sisu_5.0.16
 http://sources.sisudoc.org/gitweb/?p=code/sisu.git;a=shortlog;h=refs/tags/debian/sisu_5.0.16-1
diff --git a/data/doc/sisu/markup-samples/sisu_manual/Rakefile b/data/doc/sisu/markup-samples/sisu_manual/Rakefile
new file mode 100644
index 00000000..1d9b5414
--- /dev/null
+++ b/data/doc/sisu/markup-samples/sisu_manual/Rakefile
@@ -0,0 +1,404 @@
+#!/usr/bin/env ruby
+raise 'Please, use ruby1.9.3 or later.' if RUBY_VERSION < '1.9.3'
+=begin
+ Common Rakefile, Rantfile to place sisu markup translation under
+ po4a management softlink Rakefile and Rantfile to this file
+
+ * Homepage: <http://www.jus.uio.no/sisu/SiSU>
+             <http://sisudoc.org>
+ * Download: <http://www.jus.uio.no/sisu/download>
+
+ Copyright (C) 2013 Ralph Amissah
+
+ * License: LGPL - GNU Lesser General Public License
+     [same license as Rant provided within the Rant package]
+
+ * Ralph Amissah <ralph@amissah.com>
+   Ralph Amissah <ralph.amissah@gmail.com>
+
+ Rake is a Ruby build program by Jim Weirich
+ * Rake may be downloaded and installed from:
+     <http://rake.rubyforge.org/>
+
+ Rant is a Ruby build program by Stefan Lang
+ * Rant may be downloaded and installed from:
+     <http://make.rubyforge.org/>
+
+ Notes on use:
+     rake -T
+   [if rant is preferred and installed]
+     rant -T
+=end
+require 'find'
+require 'fileutils'
+#require 'ftools'
+require 'rbconfig.rb'
+#include RbConfig
+require 'yaml'
+include FileUtils
+def project_details
+  def name
+    'SiSU translations under po4a management'
+  end
+  def name_warning
+    <<-WOK
+#{name}
+
+WARNING all sisu markup files (.ssm, .sst, .ssi) in languages other than #{language.source}
+are managed by po4a, through translations of the source language to other languages.
+
+#{language.info_on_selection}
+    WOK
+  end
+  def rake_project
+    "Rakefile for placing #{name}"
+  end
+  self
+end
+def query
+  def answer?(ask)
+    resp='redo'
+    print ask + %{    ['yes', 'no' or 'quit']: }
+    resp=File.new('/dev/tty').gets.strip
+    if resp == 'yes';           true
+    elsif resp == 'no';         false
+    elsif resp =~/^quit|exit$/; exit
+    else
+      puts %{[please type: 'yes', 'no' or 'quit']}
+      answer?(ask)
+    end
+  end
+  self
+end
+def notice
+  def warn_and_proceed?
+    %{WARNING: This Software is used entirely at your own risk.
+    PROCEED?}
+  end
+  def default(selection=nil)
+    ans= if selection
+      case selection
+      when selection.is_a?(String)
+        <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    Default action selected - "#{selection} #{project_details.name}"
+    #{warn_and_proceed?}
+        WOK
+      when :make
+        <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    #{selection.upcase} selected - #{selection} #{project_details.name}
+    WARNING: this action assumes (and places) this project is under po4a
+    (translation) management. It will create the sub-directories:
+      #{language.translations_available_str}
+    & file: #{filename.po4a_cfg}
+    in the current directory:
+      #{Dir.pwd}
+    It will populate the sub-directories with translation files created from
+    the pot and po files found under the corresponding language sub-directories,
+    (under #{dir.pot}/ & #{dir.po}/). (OVERWRITING any existing translated
+    .ssm .sst .ssi files in language subdirectories that are not under po4a
+     management).
+    #{warn_and_proceed?}
+        WOK
+      when :clean
+        <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    #{selection.upcase} selected - #{selection} #{project_details.name}
+    #{warn_and_proceed?}
+        WOK
+      when :distclean
+        <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    #{selection.upcase} selected - #{selection} #{project_details.name}
+    WARNING: this action assumes (and places) this project is under po4a
+    (translation) management. It will remove the sub-directories:
+      #{language.translations_available_str}
+    & file: #{filename.po4a_cfg}
+    in the current directory:
+      #{Dir.pwd}
+    Note: these sub-directories & the config file #{filename.po4a_cfg}
+    should be auto-generated from pot and po files if this project translation
+    is under po4a management.
+    This query is to give you the chance to make sure you know what you are doing.
+    #{warn_and_proceed?}
+        WOK
+      when :rebuild
+        <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    #{selection.upcase} selected - #{selection} #{project_details.name}
+    WARNING: this action assumes (and places) this project is under po4a
+    (translation) management. It will destroy/clobber and then create again the
+    sub-directories:
+      #{language.translations_available_str}
+    populating them with translation files created from the pot and po files
+    found under the corresponding language sub-directories in (#{dir.pot}/
+    & #{dir.po}/).
+    It will also generate the file: #{filename.po4a_cfg}
+    These actions will be taken in the current directory:
+      #{Dir.pwd}
+    This query is to give you the chance to make sure you know what you are doing.
+    #{warn_and_proceed?}
+        WOK
+      else
+        <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    Default action selected - "#{selection} #{project_details.name}"
+    #{warn_and_proceed?}
+        WOK
+      end
+    else
+      <<-WOK
+  #{project_details.rake_project}
+    Information on alternative actions is available using: "rake help" or "rake -T"
+    Default action selected - "install and to setup #{project_details.name}"
+    #{warn_and_proceed?}
+      WOK
+    end
+    resp=query.answer?(ans)
+    exit unless resp
+  end
+  def project_help
+    puts <<-WOK
+#{project_details.name}
+#{project_details.rake_project}
+
+This rake file is to assist with having sisu markup files under po4a
+translation management. It assumes that the source language files are placed
+under the sub-directory identifying the source language set, which is currently
+#{language.source}
+The files there are used to make the source translation file in the directory #{dir.pot}/
+Which is then used to create files for translation under the directory #{dir.po}/
+in sub-directories bearing the translation languages ISO code.
+
+The current language translation selection is:  #{translations_selected_str}
+The languages selected are located in the file: #{filename.languages}
+
+sisu available language list: #{sisu_available_str}
+
+For a more detailed and up to date task list use:
+
+  rake -T
+
+  WOK
+  end
+  self
+end
+def tasks
+  system('rake -T')
+end
+def filename
+  def languages
+    'translation_languages'
+  end
+  def po4a_cfg
+    'po4a.cfg'
+  end
+  self
+end
+def dir
+  def pwd
+    Dir.pwd
+  end
+  def po4a_
+    'po4a/' # ''
+  end
+  def pot
+    po4a_ + 'pot'
+  end
+  def po
+    po4a_ + 'po'
+  end
+  self
+end
+def dir_mk(dir)
+  FileUtils::mkdir_p(dir) unless FileTest.directory?(dir)
+end
+def po4a_flags
+  def debug
+    '-d -v'
+  end
+  def normal
+    ''
+  end
+  def quiet
+    '-q'
+  end
+  self
+end
+def language
+  def source #source_language
+    'en'
+  end
+  def translations_selected #translation_languages
+    IO.read(filename.languages, mode: 'r:utf-8').split(/\s+/)
+  end
+  def translations_available
+    translations_selected & sisu_available
+  end
+  def info_on_selection
+    if translations_selected != translations_available
+      <<-WOK
+WARNING: language selections mismatch
+
+The current language translation selection appears to be: #{translations_selected_str}
+Of which the following are valid (available) selections:  #{translations_available_str}
+
+sisu available language list: #{sisu_available_str}
+
+the following will be used: #{translations_available_str}
+The languages selected are located in the file:    #{filename.languages}
+      WOK
+    else
+      <<-WOK
+The current language translation selection is:  #{translations_selected_str}
+The languages selected are located in the file: #{filename.languages}
+
+sisu available language list: #{sisu_available_str}
+      WOK
+    end
+  end
+  def sisu_available
+    %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh]
+  end
+  def translations_selected_str
+    language.translations_selected.join(' ')
+  end
+  def translations_available_str
+    language.translations_available.join(' ')
+  end
+  def sisu_available_str
+    language.sisu_available.join(' ')
+  end
+  self
+end
+def files_src
+  def ssm
+    Dir.glob("#{language.source}/*.ssm").sort
+  end
+  def sst
+    Dir.glob("#{language.source}/*.sst").sort
+  end
+  def ssi
+    Dir.glob("#{language.source}/*.ssi").sort
+  end
+  def all
+    Dir.glob("#{language.source}/*{.ssm,.sst,.ssi}").sort
+  end
+  self
+end
+def po4a_cfg_file
+  File.open("#{Dir.pwd}/#{filename.po4a_cfg}",'w')
+end
+def po4a
+  def configure #po4a_cfg
+    po4a_cfg_arr=[]
+    po4a_cfg_arr << "[po4a_langs] #{language.translations_available_str}"
+    po4a_cfg_arr << "[po4a_paths] #{dir.pot}/$master.pot $lang:#{dir.po}/$lang/$master.po"
+    files_src.ssm.each do |file_src|
+      file_src_fn=file_src.gsub(/#{language.source}\//,'')
+      po4a_cfg_arr << "[type: text] #{file_src} $lang:$lang/#{file_src_fn}"
+    end
+    files_src.sst.each do |file_src|
+      file_src_fn=file_src.gsub(/#{language.source}\//,'')
+      po4a_cfg_arr << "[type: text] #{file_src} $lang:$lang/#{file_src_fn}"
+    end
+    files_src.ssi.each do |file_src|
+      file_src_fn=file_src.gsub(/#{language.source}\//,'')
+      po4a_cfg_arr << "[type: text] #{file_src} $lang:$lang/#{file_src_fn}"
+    end
+    file=po4a_cfg_file
+    po4a_cfg_arr.each do |txt|
+    puts txt
+      file << txt << "\n"
+    end
+    file.close
+  	system("po4a --keep 0 --no-backups --package-name sisu-manual #{po4a_flags.normal} #{filename.po4a_cfg}")
+  end
+  self
+end
+def project
+  dir_mk(dir.pot)
+  language.translations_available.each do |lang_dir|
+    dir_lang="#{Dir.pwd}/#{dir.po}/#{lang_dir}"
+    dir_mk(dir_lang)
+  end
+  po4a.configure
+end
+def clean
+	#rm -rf ../build
+  FileUtils.rm_f Dir.glob("#{dir.po}/*/*.po~")
+end
+def distclean
+  FileUtils::rm_f(filename.po4a_cfg)
+  FileUtils::rm_r(language.translations_available,:force => true)
+end
+
+#% task lists
+desc "runs make (see its description below)"
+task :default => [:make]
+desc "assist with having sisu markup files managed by po4a
+                   create configuration files, and language directories and
+                   populate them with po4a pot & po files for translation and
+                   from those (as translated) create translated sisu markup
+                   .ssm .sst & .ssi files in corresponding language sub-directories"
+task :make => [:notice_make_,:build_]
+desc "help"
+task :help => [:project_help_,:tasks_]
+desc "clean temporary files"
+task :clean => [:notice_clean_,:clean_]
+desc "removes auto-generated files under po4a management
+                  including translated .ssm .sst & .ssi files,
+                  that are created from po4a pot and po files"
+task :distclean => [:notice_distclean_,:distclean_]
+desc "runs 'distclean' and 'make' (see their descriptions above)"
+task :rebuild => [:notice_rebuild_,:distclean_,:build_]
+if File.directory?(dir.pot) \
+and File.directory?(dir.po)
+  #desc ""
+  task :clean! => [:clean_]
+  task :distclean! => [:distclean_]
+  task :rebuild! => [:distclean_,:build_]
+  task :make! => [:build_]
+else
+  task :make! => [:build_]
+end
+
+#% task actions
+task :project_help_ do
+  notice.project_help
+end
+task :tasks_ do
+  tasks
+end
+task :build_ do
+  project
+end
+task :clean_ do
+  clean
+end
+task :distclean_ do
+  distclean
+end
+task :notice_default_ do
+  notice.default
+end
+task :notice_make_ do
+  notice.default(:make)
+end
+task :notice_clean_ do
+  notice.default(:clean)
+end
+task :notice_distclean_ do
+  notice.default(:distclean)
+end
+task :notice_rebuild_ do
+  notice.default(:rebuild)
+end
+__END__
diff --git a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn.yml b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn.yml
index bf88977f..f12e3144 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn.yml
+++ b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn.yml
@@ -98,6 +98,8 @@ db:
 output_dir_structure_by: filename
 #% lingual: 'multi' | 'mono' (multi default)
 #lingual: mono
+#% language_default: lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh] ('en' default)
+#language_default: 'en'
 
 permission_set:
   zap:               true
diff --git a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn_monolingual.yml b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn_monolingual.yml
new file mode 100644
index 00000000..b3c49ca1
--- /dev/null
+++ b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_fn_monolingual.yml
@@ -0,0 +1,137 @@
+# Name: SiSU - Simple information Structuring Universe
+# Author: ralph@amissah.com
+# Description: Site wide environment defaults set here
+# system environment info / resource configuration file, for sisu
+# License: GPL v3 or later
+#   site environment configuration file
+#   this file should be configured and live in
+#      /etc/sisu     #per environment settings, overridden by:
+#      ~/.sisu       #per user settings, overridden by:
+#     ./_sisu        #per local markup directory settings
+#% #image source directory, main path and subdirectories
+#image:
+#  path:         'sisu_working'
+#  public:       '_sisu/image'
+#  #all:           'image'
+#% presentation/web directory, main path and subdirectories (most subdirectories are created automatically based on markup directory name)
+#webserv:
+#  url_root:     'http://www.your.url' #without dir stub
+#  path:         '/var/www' #either (i) / [full path from root] or (ii) ~/ [home] or (iii) ./ [pwd] or (iv) will be made from home
+#  images:       '_sisu/image'
+#  man:          'man'
+#  cgi:          '/usr/local/lib/sisu-cgi'
+#  feed:         'feed'
+#  sqlite:       'sisu/sqlite'
+#  webrick_url:  true
+#show_output_on: 'filesystem' #for -v and -u url information, alternatives: 'filesystem','webserver','remote_webserver','local:8111','localhost','localhost:8080','webrick','path'
+#show_output_on: 'local:8111'
+#webserv_cgi:
+#  host:         localhost
+#  base_path:    ~
+#  port:         '8081'
+#  user:         ~
+#  file_links:   webserv
+
+show_output_on: 'filesystem_url'
+#texinfo display output
+#texinfo:
+#  stub:         'texinfo'
+
+##% processing directories, main path and subdirectories (appended to $HOME), using defaults set in sysenv
+#processing:
+#  path:         'sisu_processing'
+#  metaverse:    'metaverse'
+#  tune:         'tune'
+#  latex:        'tex'
+#  texinfo:      'texinfo'
+#  concord_max:  400000
+
+#% flag - set (non-default) processing flag shortcuts -1, -2 etc. (here adding colour and verbosity as default)
+flag:
+  color:        true                        # making colour default -c is toggle, and will now toggle colour off
+# default:      '-NQdhewpotbxXyYv'            # includes verbose; -m would in any event be run by default
+# i:            '-NQdhewpoty'                 # -m run by default
+# ii:           '-NQdhewpotbxXy'              # -m run by default
+# iii:          '-NQdhewpotbxXyY'             # -m run by default
+# iv:           '-NQhewpotbxXYDy  --update'  # -m run by default
+# v:            '-NQhewpotbxXYDyv --update'  # includes verbose; -m run by default
+
+#% papersize, (LaTeX/pdf) available values: A4, US_letter, book_b5, book_a5, US_legal
+default:
+  papersize:    'a4,letter'
+  #language:      'en'
+  #texpdf_font:       'Liberation Sans' # 'Liberation Sans' 'Liberation Serif'
+  #texpdf_font_mono:  'Liberation Mono' #'Inconsolata'
+  #text_wrap:    78
+  #emphasis:     'bold' #make *{emphasis}* 'bold', 'italics' or 'underscore', default if not configured is 'bold'
+  #digest:       'sha' #sha is sha256, default is md5
+  #language:     'English'
+  #emphasis:     'italics'
+
+#% settings used by ssh scp
+#remote:
+#  -
+#    user:         '[usrname]'
+#    host:         '[remote.hostname]'
+#    path:         '.' #no trailing slash eg 'sisu/www'
+#  -
+#    user:         '[usrname]'
+#    host:         '[remote.hostname]'
+#    path:         '.' #no trailing slash eg 'sisu/www'
+
+#% webrick information
+#webrick:
+#  port:         '8081'
+
+#sql database info, postgresql and sqlite
+db:
+  postgresql:
+    port:       '5432' # '5432'
+   #host:       # '[if not localhost, provide host tcp/ip address or domain name]''
+   #user:       # '[(if different from user) provide username]'
+   #password:   # '[password if required]'
+#  sqlite:
+#    path:       ~ # './sisu_sqlite.db'
+#    port:       "**"
+
+#% output_dir_structure_by: language (language_and_filetype); filetype; or filename (original v1 & v2)
+output_dir_structure_by: filename
+#% lingual: 'multi' | 'mono' (multi default)
+lingual: mono
+#% language_default: lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh] ('en' default)
+#language_default: 'en'
+
+permission_set:
+  zap:               true
+  css_modify:        true
+  remote_base_site:  true
+
+program_set:
+  rmagick:           true
+#  wc:           true
+#  editor:       true
+#  postgresql:   true
+#  sqlite:       true
+#  tidy:         true
+#  rexml:        true
+#  pdflatex:     true
+
+#program_select:
+#  editor:              'vim'
+#  pdf_viewer:          'evince'
+#  web_browser:         'iceweasel'
+#  console_web_browser: 'links2' #'elinks' #'w3m' #'lynx' #'links'
+#  odf_viewer:          'lowriter' #'oowriter' #'abiword'
+#  xml_viewer:          'xml-viewer'
+#  epub_viewer:         'ebook-viewer' #'calibre' #'fbreader' #'okular'
+#  info_viewer:         'pinfo -f'
+#  man:                 'man' #'groff -man -Tascii' # 'nroff -man'
+
+#search:
+#  sisu:
+#    flag:            true
+##    action:          http://localhost:8081/cgi-bin/sisu_pgsql.cgi
+#    action:          http://search.sisudoc.org
+#    db:              sisu
+#    title:           sample search form
+#promo:               sisu_search_libre, sisu_icon, sisu, open_society, fsf, ruby
diff --git a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft.yml b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft.yml
index 0963780c..71faa3e0 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft.yml
+++ b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft.yml
@@ -98,6 +98,8 @@ db:
 output_dir_structure_by: filetype
 #% lingual: 'multi' | 'mono' (multi default)
 #lingual: mono
+#% language_default: lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh] ('en' default)
+#language_default: 'en'
 
 permission_set:
   zap:               true
diff --git a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft_monolingual.yml b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft_monolingual.yml
new file mode 100644
index 00000000..adf144d5
--- /dev/null
+++ b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_ft_monolingual.yml
@@ -0,0 +1,137 @@
+# Name: SiSU - Simple information Structuring Universe
+# Author: ralph@amissah.com
+# Description: Site wide environment defaults set here
+# system environment info / resource configuration file, for sisu
+# License: GPL v3 or later
+#   site environment configuration file
+#   this file should be configured and live in
+#      /etc/sisu     #per environment settings, overridden by:
+#      ~/.sisu       #per user settings, overridden by:
+#     ./_sisu        #per local markup directory settings
+#% #image source directory, main path and subdirectories
+#image:
+#  path:         'sisu_working'
+#  public:       '_sisu/image'
+#  #all:           'image'
+#% presentation/web directory, main path and subdirectories (most subdirectories are created automatically based on markup directory name)
+#webserv:
+#  url_root:     'http://www.your.url' #without dir stub
+#  path:         '/var/www' #either (i) / [full path from root] or (ii) ~/ [home] or (iii) ./ [pwd] or (iv) will be made from home
+#  images:       '_sisu/image'
+#  man:          'man'
+#  cgi:          '/usr/local/lib/sisu-cgi'
+#  feed:         'feed'
+#  sqlite:       'sisu/sqlite'
+#  webrick_url:  true
+#show_output_on: 'filesystem' #for -v and -u url information, alternatives: 'filesystem','webserver','remote_webserver','local:8111','localhost','localhost:8080','webrick','path'
+#show_output_on: 'local:8111'
+#webserv_cgi:
+#  host:         localhost
+#  base_path:    ~
+#  port:         '8081'
+#  user:         ~
+#  file_links:   webserv
+
+show_output_on: 'filesystem_url'
+#texinfo display output
+#texinfo:
+#  stub:         'texinfo'
+
+##% processing directories, main path and subdirectories (appended to $HOME), using defaults set in sysenv
+#processing:
+#  path:         'sisu_processing'
+#  metaverse:    'metaverse'
+#  tune:         'tune'
+#  latex:        'tex'
+#  texinfo:      'texinfo'
+#  concord_max:  400000
+
+#% flag - set (non-default) processing flag shortcuts -1, -2 etc. (here adding colour and verbosity as default)
+flag:
+  color:        true                        # making colour default -c is toggle, and will now toggle colour off
+# default:      '-NQdhewpotbxXyYv'            # includes verbose; -m would in any event be run by default
+# i:            '-NQdhewpoty'                 # -m run by default
+# ii:           '-NQdhewpotbxXy'              # -m run by default
+# iii:          '-NQdhewpotbxXyY'             # -m run by default
+# iv:           '-NQhewpotbxXYDy  --update'  # -m run by default
+# v:            '-NQhewpotbxXYDyv --update'  # includes verbose; -m run by default
+
+#% papersize, (LaTeX/pdf) available values: A4, US_letter, book_b5, book_a5, US_legal
+default:
+  papersize:    'a4,letter'
+  #language:      'en'
+  #texpdf_font:       'Liberation Sans' # 'Liberation Sans' 'Liberation Serif'
+  #texpdf_font_mono:  'Liberation Mono' #'Inconsolata'
+  #text_wrap:    78
+  #emphasis:     'bold' #make *{emphasis}* 'bold', 'italics' or 'underscore', default if not configured is 'bold'
+  #digest:       'sha' #sha is sha256, default is md5
+  #language:     'English'
+  #emphasis:     'italics'
+
+#% settings used by ssh scp
+#remote:
+#  -
+#    user:         '[usrname]'
+#    host:         '[remote.hostname]'
+#    path:         '.' #no trailing slash eg 'sisu/www'
+#  -
+#    user:         '[usrname]'
+#    host:         '[remote.hostname]'
+#    path:         '.' #no trailing slash eg 'sisu/www'
+
+#% webrick information
+#webrick:
+#  port:         '8081'
+
+#sql database info, postgresql and sqlite
+db:
+  postgresql:
+    port:       '5432' # '5432'
+   #host:       # '[if not localhost, provide host tcp/ip address or domain name]''
+   #user:       # '[(if different from user) provide username]'
+   #password:   # '[password if required]'
+#  sqlite:
+#    path:       ~ # './sisu_sqlite.db'
+#    port:       "**"
+
+#% output_dir_structure_by: language (language_and_filetype); filetype; or filename (original v1 & v2)
+output_dir_structure_by: filetype
+#% lingual: 'multi' | 'mono' (multi default)
+lingual: mono
+#% language_default: lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh] ('en' default)
+#language_default: 'en'
+
+permission_set:
+  zap:               true
+  css_modify:        true
+  remote_base_site:  true
+
+program_set:
+  rmagick:           true
+#  wc:           true
+#  editor:       true
+#  postgresql:   true
+#  sqlite:       true
+#  tidy:         true
+#  rexml:        true
+#  pdflatex:     true
+
+#program_select:
+#  editor:              'vim'
+#  pdf_viewer:          'evince'
+#  web_browser:         'iceweasel'
+#  console_web_browser: 'links2' #'elinks' #'w3m' #'lynx' #'links'
+#  odf_viewer:          'lowriter' #'oowriter' #'abiword'
+#  xml_viewer:          'xml-viewer'
+#  epub_viewer:         'ebook-viewer' #'calibre' #'fbreader' #'okular'
+#  info_viewer:         'pinfo -f'
+#  man:                 'man' #'groff -man -Tascii' # 'nroff -man'
+
+#search:
+#  sisu:
+#    flag:            true
+##    action:          http://localhost:8081/cgi-bin/sisu_pgsql.cgi
+#    action:          http://search.sisudoc.org
+#    db:              sisu
+#    title:           sample search form
+#promo:               sisu_search_libre, sisu_icon, sisu, open_society, fsf, ruby
diff --git a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_lng.yml b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_lng.yml
index c9da8898..ca1cf424 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_lng.yml
+++ b/data/doc/sisu/markup-samples/sisu_manual/_sisu/rc/sisurc_by_lng.yml
@@ -96,6 +96,8 @@ db:
 
 #% output_dir_structure_by: language (language_and_filetype); filetype; or filename (original v1 & v2)
 output_dir_structure_by: language
+#% language_default: lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh] ('en' default)
+#language_default: 'en'
 
 permission_set:
   zap:               true
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu.ssm b/data/doc/sisu/markup-samples/sisu_manual/en/sisu.ssm
index 79703fef..79703fef 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu.ssm
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu.ssm
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_commands.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_commands.sst
index 8e8926ad..8e8926ad 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_commands.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_commands.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_config.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_config.ssi
index 3c29f995..3c29f995 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_config.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_config.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_content_directories.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_content_directories.ssi
index 182b176d..182b176d 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_content_directories.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_content_directories.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_css.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_css.ssi
index 7ffc654b..7ffc654b 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_css.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_css.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_description.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_description.sst
index 9f8fdcd8..9f8fdcd8 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_description.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_description.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_download.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_download.ssi
index 96c97985..96c97985 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_download.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_download.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_examples.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_examples.ssi
index cf9df9d5..cf9df9d5 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_examples.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_examples.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_faq.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_faq.sst
index 966cea5f..966cea5f 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_faq.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_faq.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_filetypes.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_filetypes.sst
index d36acac0..d36acac0 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_filetypes.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_filetypes.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_help.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_help.sst
index 69535085..69535085 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_help.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_help.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_help_sources.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_help_sources.sst
index bee5ed78..bee5ed78 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_help_sources.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_help_sources.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_homepages.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_homepages.ssi
index 3d8d95d5..3d8d95d5 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_homepages.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_homepages.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_how.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_how.ssi
index 3372bcd4..3372bcd4 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_how.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_how.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_howto.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_howto.sst
index 4a23bdfe..4a23bdfe 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_howto.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_howto.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_installation.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_installation.ssi
index f908bb6e..f908bb6e 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_installation.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_installation.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_interesting_to_whom.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_interesting_to_whom.ssi
index 750c46ea..750c46ea 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_interesting_to_whom.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_interesting_to_whom.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_introduction.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_introduction.sst
index 8978ace6..8978ace6 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_introduction.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_introduction.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_manual.ssm b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_manual.ssm
index 90e8a323..90e8a323 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_manual.ssm
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_manual.ssm
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_markup.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_markup.sst
index 92b7f430..92b7f430 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_markup.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_markup.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_markup_syntax_history.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_markup_syntax_history.sst
index c6da0a14..c6da0a14 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_markup_syntax_history.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_markup_syntax_history.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_output_overview.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_output_overview.sst
index 332f4aae..332f4aae 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_output_overview.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_output_overview.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_postgresql.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_postgresql.sst
index 574e307c..574e307c 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_postgresql.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_postgresql.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_quickstart.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_quickstart.sst
index ae95f528..ae95f528 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_quickstart.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_quickstart.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_remote.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_remote.sst
index 959fbcf6..959fbcf6 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_remote.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_remote.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_search.ssm b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_search.ssm
index 9c40a8bf..9c40a8bf 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_search.ssm
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_search.ssm
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_search_cgi.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_search_cgi.ssi
index 03eef9ff..03eef9ff 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_search_cgi.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_search_cgi.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_search_intro.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_search_intro.ssi
index d5da379f..d5da379f 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_search_intro.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_search_intro.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_short_feature_summary.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_short_feature_summary.ssi
index 294644af..294644af 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_short_feature_summary.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_short_feature_summary.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_sql.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_sql.ssi
index 6e54275b..6e54275b 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_sql.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_sql.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_sqlite.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_sqlite.sst
index a73ae16c..a73ae16c 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_sqlite.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_sqlite.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_synopsis.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_synopsis.ssi
index 98e5d4f3..98e5d4f3 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_synopsis.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_synopsis.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_syntax_highlighting.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_syntax_highlighting.sst
index ef881aae..ef881aae 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_syntax_highlighting.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_syntax_highlighting.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_webrick.sst b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_webrick.sst
index 6e56e53a..6e56e53a 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_webrick.sst
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_webrick.sst
diff --git a/data/doc/sisu/markup-samples/sisu_manual/sisu_work_needed_and_wishlist.ssi b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_work_needed_and_wishlist.ssi
index 20e774ac..20e774ac 100644
--- a/data/doc/sisu/markup-samples/sisu_manual/sisu_work_needed_and_wishlist.ssi
+++ b/data/doc/sisu/markup-samples/sisu_manual/en/sisu_work_needed_and_wishlist.ssi
diff --git a/data/doc/sisu/markup-samples/sisu_manual/translation_languages b/data/doc/sisu/markup-samples/sisu_manual/translation_languages
new file mode 100644
index 00000000..d84a94e8
--- /dev/null
+++ b/data/doc/sisu/markup-samples/sisu_manual/translation_languages
@@ -0,0 +1 @@
+de fr es ja ru zh
diff --git a/data/sisu/v4/v/version.yml b/data/sisu/v4/v/version.yml
index b83fabbf..be124c73 100644
--- a/data/sisu/v4/v/version.yml
+++ b/data/sisu/v4/v/version.yml
@@ -1,5 +1,5 @@
 ---
-:version: 4.2.3
-:date_stamp: 2013w35/6
-:date: "2013-09-07"
+:version: 4.2.4
+:date_stamp: 2013w37/6
+:date: "2013-09-21"
 :project: SiSU
diff --git a/data/sisu/v5/v/version.yml b/data/sisu/v5/v/version.yml
index 9d60a3ac..2cbf765e 100644
--- a/data/sisu/v5/v/version.yml
+++ b/data/sisu/v5/v/version.yml
@@ -1,5 +1,5 @@
 ---
-:version: 5.0.16
-:date_stamp: 2013w35/6
-:date: "2013-09-07"
+:version: 5.0.17
+:date_stamp: 2013w37/6
+:date: "2013-09-21"
 :project: SiSU
diff --git a/lib/sisu/v4/constants.rb b/lib/sisu/v4/constants.rb
index 28bb2f49..962b1ca4 100644
--- a/lib/sisu/v4/constants.rb
+++ b/lib/sisu/v4/constants.rb
@@ -209,7 +209,7 @@ Px={
   po_subscript_o:            ',{',         po_subscript_c:           '},',
   po_hilite_o:               '*{',         po_hilite_c:              '}*',
   po_monospace_o:            '#{',         po_monospace_c:           '}#',
-  lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi],
+  lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh],
   lv1:                       '*',
   lv2:                       '=',
   lv3:                       '=',
diff --git a/lib/sisu/v4/dal_doc_str.rb b/lib/sisu/v4/dal_doc_str.rb
index 2a3e6b83..e4a0be2b 100644
--- a/lib/sisu/v4/dal_doc_str.rb
+++ b/lib/sisu/v4/dal_doc_str.rb
@@ -168,6 +168,55 @@ module SiSU_DAL_DocumentStructureExtract
       end
       [str,tags]
     end
+    def rgx_idx_ocn_seg
+      @rgx_idx_ocn_seg=/(.+?)\s*[+](\d+)/
+    end
+    def construct_idx_array_and_hash(idxraw)
+      idx_array_raw=idxraw.scan(/[^;]+/)
+      idx_hash,idx_array,idx_lst={},[],[]
+      idx_array_raw.each do |idx|
+        idx_lst=case idx
+        when /\S+?\s*:/
+          idx_couplet_tmp=[]
+          idx_couplet=idx.scan(/\s*[^:]+\s*/)
+          if idx_couplet[1] =~/[|]/
+            idx_couplet_tmp << idx_couplet[0] << idx_couplet[1].scan(/\s*[^|]+\s*/)
+          else
+            idx_couplet_tmp << idx_couplet[0] << [idx_couplet[1]]
+          end
+          idx_couplet=idx_couplet_tmp
+        else [idx]
+        end
+        term_nodes=[]
+        idx_lst.each do |term_node|
+          case term_node
+          when String
+            term_node=term_node[0].chr.capitalize + term_node[1,term_node.length]
+            term_node=(term_node =~/.+?[+]\d+/) \
+            ? term_node
+            : (term_node + '+0')
+            term_nodes << term_node
+            use,plus=rgx_idx_ocn_seg.match(term_node)[1,2]
+            @use=use.strip
+            idx_hash[@use]={ sub: [], plus: plus } unless idx_hash[@use] and defined? idx_hash[@use]
+          when Array
+            subterm_nodes=[]
+            term_node.each do |subterm_node|
+              subterm_node=(subterm_node =~/.+?[+]\d+/) \
+              ? subterm_node
+              : (subterm_node + '+0')
+              subterm_nodes << subterm_node
+              sub,sub_plus=rgx_idx_ocn_seg.match(subterm_node)[1,2]
+              idx_hash[@use]={ sub: [], plus: 0 } unless idx_hash[@use] and defined? idx_hash[@use]
+              idx_hash[@use][:sub] << {sub.strip => { plus: sub_plus }}
+            end
+            term_nodes << subterm_nodes
+          end
+        end
+        idx_array << term_nodes
+      end
+      { hash: idx_hash, array: idx_array }
+    end
     def identify_parts
       tuned_file=[]
       @tuned_block,@tuned_code=[],[]
@@ -205,9 +254,10 @@ module SiSU_DAL_DocumentStructureExtract
             idx=if t_o=~/^=\{(.+)\}\s*$\Z/m; m=$1
               m=m.split(/\n/).join(' ').
                 gsub(/\s+([|:;])\s+/,'\1').
-                gsub(/\s+([+])\s+/,'\1')
+                gsub(/\s+([+]\d+)\s+/,'\1')
               t_o=t_o.gsub(/\n=\{.+\}\s*$\Z/m,'')
-              m
+              idx_array_and_hash=construct_idx_array_and_hash(m)
+              idx_array_and_hash[:hash]
             else nil
             end
           end
diff --git a/lib/sisu/v4/dal_idx.rb b/lib/sisu/v4/dal_idx.rb
index 96486858..5fbfe5df 100644
--- a/lib/sisu/v4/dal_idx.rb
+++ b/lib/sisu/v4/dal_idx.rb
@@ -84,13 +84,11 @@ module SiSU_DAL_BookIndex
           @seg=dob.name
         end
         if defined? dob.idx \
-        and dob.idx.is_a?(String) \
-        and not dob.idx.empty?
-          idx_array << "#{dob.idx}~#{dob.ocn}~#{@seg}"
+        and dob.idx.is_a?(Hash)
+          idx_array << {idx: dob.idx, ocn: dob.ocn, seg: @seg }
         end
         tuned_file << dob if dob
       end
-      idx_array=construct_idx_array(idx_array) if idx_array.length > 0
       if idx_array.length > 0
         the_idx=construct_book_index(idx_array)
         sisu_markup_idx_rel,sisu_markup_idx_rel_html_seg,html_idx,xhtml_idx=nil,nil,nil,nil
@@ -101,61 +99,28 @@ module SiSU_DAL_BookIndex
       end
       [tuned_file,sisu_markup_idx_rel,sisu_markup_idx_rel_html_seg,html_idx,xhtml_idx]
     end
-    def construct_idx_array(idx_array)
-      idx_lst=[]
-      idx_array.each do |idx|
-        idx_list,ocn,seg=@rgx_idx_ocn_seg.match(idx)[1..3]
-        idx_lst <<=if idx_list =~/;/
-          g=idx_list.scan(/[^;]+/)
-          idxl=[]
-          g.each do |i|
-            i=i.strip
-            idxl << { rough_idx: i, ocn: ocn, seg: seg }
-          end
-          idxl
-        else { rough_idx: idx_list, ocn: ocn, seg: seg }
-        end
-      end
-      idx_lst=idx_lst.flatten
-    end
     def construct_book_index(idx_array)
       the_idx={}
       idx_array.each do |idx|
-        if idx[:rough_idx] =~/[|]/ \
-        && idx[:rough_idx] !~/[:]/
-          if @md.opt.cmd =~/[MVv]/
-            p 'book index error? --> ' + idx[:rough_idx]
-          end
-        else
-          idx_lst=idx[:rough_idx].scan(/[^|:]+/)
-          idx_lst[0]=idx_lst[0].strip
-          if idx_lst[0] =~/.+?\+\d+/
-            use=/(.+?)\+(?:\d+)/.match(idx_lst[0])[1]
-          else use=idx_lst[0]
-          end
-          use=use[0].chr.capitalize + use[1,use.length]
-          the_idx[use]={} unless the_idx[use] and defined? the_idx[use]
-          idx_lst.each do |i|
-            i=i.strip
-            i,r=/(.+?)\+(\d+)/.match(i)[1,2] if i =~/.+?\+\d+/
-            x=if idx_lst.length==1 or idx_lst[0].gsub(/\+\d+/,'')==i
-              the_idx[use]['term_node_lev1']=[] unless the_idx[use]['term_node_lev1'] and defined? the_idx[use]['term_node_lev1']
-              x=if r
-                the_idx[use]['term_node_lev1'] << { ocn: idx[:ocn], range: "#{idx[:ocn]}-#{idx[:ocn].to_i+r.to_i}", seg: idx[:seg] }
-                "#{i} #{idx[:ocn]}-#{idx[:ocn].to_i+r.to_i}"
-              else
-                the_idx[use]['term_node_lev1'] << { ocn: idx[:ocn], seg: idx[:seg] }
-                "#{i} #{idx[:ocn]}"
-              end
-            else
-              the_idx[use]['term_node_lev2']={} unless the_idx[use]['term_node_lev2'] and defined? the_idx[use]['term_node_lev2']
-              the_idx[use]['term_node_lev2'][i]=[] unless the_idx[use]['term_node_lev2'][i] and defined? the_idx[use]['term_node_lev2'][i]
-              x=if r
-                the_idx[use]['term_node_lev2'][i] << { ocn: idx[:ocn], range: "#{idx[:ocn]}-#{idx[:ocn].to_i+r.to_i}", seg: idx[:seg] }
-                "#{idx_lst[0]}:#{i} #{idx[:ocn]}-#{idx[:ocn].to_i+r.to_i}"
-              else
-                the_idx[use]['term_node_lev2'][i] << { ocn: idx[:ocn], seg: idx[:seg] }
-                "#{idx_lst[0]}:#{i} #{idx[:ocn]}"
+        idx[:idx].each_pair do |term,term_info|
+          location=(term_info[:plus].to_i > 0) \
+          ? (%{#{idx[:ocn]}-#{idx[:ocn].to_i + term_info[:plus].to_i}})
+          : idx[:ocn].to_s
+          the_idx[term]={} unless the_idx[term] and defined? the_idx[term]
+          the_idx[term]['node_0_terms']=[] unless the_idx[term]['node_0_terms'] and defined? the_idx[term]['node_0_terms']
+          the_idx[term]['node_0_terms'] << { ocn: idx[:ocn], range: location, seg: idx[:seg] }
+          if term_info[:sub].is_a?(Array) \
+          and term_info[:sub].length > 0
+            term_info[:sub].each do |y|
+              y.each_pair do |subterm,subterm_info|
+                location=(subterm_info[:plus].to_i > 0) \
+                ? (%{#{idx[:ocn]}-#{idx[:ocn].to_i + subterm_info[:plus].to_i}})
+                : idx[:ocn].to_s
+                the_idx[term]={} unless the_idx[term] and defined? the_idx[term]
+                the_idx[term]['node_0_terms']=[] unless the_idx[term]['node_0_terms'] and defined? the_idx[term]['node_0_terms']
+                the_idx[term]['node_1_subterms']={} unless the_idx[term]['node_1_subterms'] and defined? the_idx[term]['node_1_subterms']
+                the_idx[term]['node_1_subterms'][subterm]=[] unless the_idx[term]['node_1_subterms'][subterm] and defined? the_idx[term]['node_1_subterms'][subterm]
+                the_idx[term]['node_1_subterms'][subterm] << { ocn: idx[:ocn], range: location, seg: idx[:seg] }
               end
             end
           end
@@ -230,8 +195,8 @@ module SiSU_DAL_BookIndex
             p 'array error? -->'
             print x
           elsif x.is_a?(Hash)
-            if x['term_node_lev1'].is_a?(Array)
-              x['term_node_lev1'].each do |a|
+            if x['node_0_terms'].is_a?(Array)
+              x['node_0_terms'].each do |a|
                 if a[:range]
                   idx[:sst_rel_html_seg][@o]=idx[:sst_rel_html_seg][@o] + %{#{Mx[:lnk_o]}#{a[:range]}#{Mx[:lnk_c]}#{Mx[:rel_o]}/#{a[:seg]}.html##{a[:ocn]}#{Mx[:rel_c]}, }
                   idx[:sst_rel][@t]=idx[:sst_rel][@t] + %{#{Mx[:lnk_o]}#{a[:range]}#{Mx[:lnk_c]}#{Mx[:rel_o]}#{a[:ocn]}#{Mx[:rel_c]}, }
@@ -250,11 +215,9 @@ module SiSU_DAL_BookIndex
               idx[:html][@q]=idx[:html][@q] + '</p>'
               idx[:xhtml][@r]=idx[:xhtml][@r] + '</p>'
             end
-            if x['term_node_lev2']
-              m=x['term_node_lev2']
-              m=m.sort
-              m.each do |k,y|
-                if k !~/term_node_lev1/
+            if x['node_1_subterms']
+             x['node_1_subterms'].sort.each do |k,y|
+                if k !~/node_0_terms/
                   idx[:sst_rel_html_seg][@o]=idx[:sst_rel_html_seg][@o] + %{#{k}, }
                   idx[:sst_rel][@t]=idx[:sst_rel][@t] + %{#{k}, }
                   idx[:html][@q]=idx[:html][@q] + %{\n<p class="book_index_lev2">#{k}, }
@@ -298,8 +261,8 @@ module SiSU_DAL_BookIndex
             p 'array error? -->'
             print x
           elsif x.is_a?(Hash)
-            if x['term_node_lev1'].is_a?(Array)
-              x['term_node_lev1'].each do |a|
+            if x['node_0_terms'].is_a?(Array)
+              x['node_0_terms'].each do |a|
                 if a[:range]
                   print a[:range] + ', '
                 elsif a[:ocn]
@@ -308,11 +271,9 @@ module SiSU_DAL_BookIndex
                 end
               end
             end
-            if x['term_node_lev2']
-              m=x['term_node_lev2']
-              m=m.sort
-              m.each do |k,y|
-                if k !~/term_node_lev1/
+            if x['node_1_subterms']
+              x['node_1_subterms'].sort.each do |k,y|
+                if k !~/node_0_terms/
                   print "\n\t" + k + ', '
                   y.each do |z|
                     if z[:range]
diff --git a/lib/sisu/v4/dal_syntax.rb b/lib/sisu/v4/dal_syntax.rb
index c49f41f7..0f57307e 100644
--- a/lib/sisu/v4/dal_syntax.rb
+++ b/lib/sisu/v4/dal_syntax.rb
@@ -332,7 +332,7 @@ module SiSU_DAL_Syntax
       dob
     end
     def fontface(dob)
-      leader=/^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>/
+      leader=/^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|[、。]|\>/
       dob=fontface_lines(dob,leader)
       dob.obj=dob.obj.gsub(/(#{leader})\*\{(.+?)\}\*/m,
           "\\1#{@emph[:o]}\\2#{@emph[:c]}").                                                                                                                             #emphasis
diff --git a/lib/sisu/v4/db_import.rb b/lib/sisu/v4/db_import.rb
index 240efd67..0384795a 100644
--- a/lib/sisu/v4/db_import.rb
+++ b/lib/sisu/v4/db_import.rb
@@ -209,6 +209,26 @@ module SiSU_DbImport
     end
     def pf_db_import_transaction_close
     end
+    def book_idx_hash_to_str(book_idx)
+      book_idx=book_idx ? book_idx : ''
+      book_idx_str,book_subidx_part='',''
+      if not book_idx.empty?
+        book_idx_str=''
+        book_idx.each_pair do |k0,v0|
+          book_idx_str << %{#{k0}+#{v0[:plus]}}
+          book_subidx_part=''
+          if v0[:sub].length > 0
+            v0[:sub].each do |subterms|
+               subterms.each_pair do |k1,v1|
+                 book_subidx_part << %{\n  #{k1}+#{v1[:plus]} | }
+               end
+            end
+            book_idx_str=book_idx_str + ':' + book_subidx_part
+          end
+        end
+      end
+      book_idx_str
+    end
     def db_import_metadata                                                       #% import documents - populate database
       print %{ #{@cX.grey}import documents dbi_unit #{@cX.off} } if @opt.cmd =~/vVM/
       @tp={}
@@ -285,7 +305,7 @@ module SiSU_DbImport
               plaintext=@col[:body].dup
               plaintext=strip_markup(plaintext)
               @col[:plaintext]=clean_searchable_text(plaintext)
-              book_idx=data.idx ? data.idx : ''
+              book_idx=book_idx_hash_to_str(data.idx)
               @col[:book_idx]=clean_searchable_text(book_idx)
               if @en[0] then @en_a,@en_z=@en[0].first,@en[0].last
               end
@@ -321,7 +341,7 @@ module SiSU_DbImport
               plaintext=@col[:body].dup
               plaintext=strip_markup(plaintext)
               @col[:plaintext]=clean_searchable_text(plaintext)
-              book_idx=data.idx ? data.idx : ''
+              book_idx=book_idx_hash_to_str(data.idx)
               @col[:book_idx]=clean_searchable_text(book_idx)
               @en_a,@en_z=@en[0].first,@en[0].last if @en[0]
               @en_a_asterisk,@en_z_asterisk=@en_ast[0].first,@en_ast[0].last if @en_ast[0]
@@ -353,7 +373,7 @@ module SiSU_DbImport
               plaintext=@col[:body].dup
               plaintext=strip_markup(plaintext)
               @col[:plaintext]=clean_searchable_text(plaintext)
-              book_idx=data.idx ? data.idx : ''
+              book_idx=book_idx_hash_to_str(data.idx)
               @col[:book_idx]=clean_searchable_text(book_idx)
               @en_a,@en_z=@en[0].first,@en[0].last if @en[0]
               @en_a_asterisk,@en_z_asterisk=@en_ast[0].first,@en_ast[0].last if @en_ast[0]
@@ -383,7 +403,7 @@ module SiSU_DbImport
               plaintext=@col[:body].dup
               plaintext=strip_markup(plaintext)
               @col[:plaintext]=clean_searchable_text(plaintext)
-              book_idx=data.idx ? data.idx : ''
+              book_idx=book_idx_hash_to_str(data.idx)
               @col[:book_idx]=clean_searchable_text(book_idx)
               @en_a,@en_z=@en[0].first,@en[0].last if @en[0]
               @en_a_asterisk,@en_z_asterisk=@en_ast[0].first,@en_ast[0].last if @en_ast[0]
@@ -441,7 +461,7 @@ module SiSU_DbImport
               plaintext=@col[:body].dup
               plaintext=strip_markup(plaintext)
               @col[:plaintext]=clean_searchable_text(plaintext)
-              book_idx=data.idx ? data.idx : ''
+              book_idx=book_idx_hash_to_str(data.idx)
               @col[:book_idx]=clean_searchable_text(book_idx)
               t=SiSU_DbTuple::LoadDocuments.new(@conn,@col,@opt,@file_maint)
               @tuple_array << t.tuple
diff --git a/lib/sisu/v4/hub.rb b/lib/sisu/v4/hub.rb
index 5f80e795..ebe9ccf4 100644
--- a/lib/sisu/v4/hub.rb
+++ b/lib/sisu/v4/hub.rb
@@ -75,9 +75,9 @@ module SiSU
   class HubMaster
     def initialize(argv)
       pwd_the=Dir.pwd
-      begin                                                              #% select what to do
-        opt=SiSU_Commandline::Options.new(argv)
-        SiSU::Processing.new(opt).actions
+      begin                                            #% select what to do (set options & start processing (files selected if any))
+        opt=SiSU_Commandline::Options.new(argv)        #  command line selection of what to do, files & operations set
+        SiSU::Processing.new(opt).actions              #  do it
       rescue
         cmd=(opt ? opt.cmd : '')
         SiSU_Screen::Ansi.new(cmd,$!,$@).rescue do
diff --git a/lib/sisu/v4/i18n.rb b/lib/sisu/v4/i18n.rb
index 3bccc1fc..7480e15f 100644
--- a/lib/sisu/v4/i18n.rb
+++ b/lib/sisu/v4/i18n.rb
@@ -91,6 +91,8 @@ module SiSU_i18n
           ia:    { c: 'ia',    n: 'Interlingua',       t: 'Interlingua',                 xlp: 'interlingua'      },
           is:    { c: 'is',    n: 'Icelandic',         t: 'Icelandic',                   xlp: 'icelandic'        },
           it:    { c: 'it',    n: 'Italian',           t: 'Italiano',                    xlp: 'italian'          },
+          ja:    { c: 'ja',    n: 'Japanese',          t: '日本語 (Nihongo)',            xlp: 'japanese'         },
+          ko:    { c: 'ko',    n: 'Korean',            t: 'Korean',                      xlp: 'korean'           },
           la:    { c: 'la',    n: 'Latin',             t: 'Latin',                       xlp: 'latin'            },
           lo:    { c: 'lo',    n: 'Lao',               t: 'Lao',                         xlp: 'lao'              },
           lt:    { c: 'lt',    n: 'Lithuanian',        t: 'Lithuanian',                  xlp: 'lithuanian'       },
@@ -122,6 +124,7 @@ module SiSU_i18n
           ur:    { c: 'ur',    n: 'Urdu',              t: 'Urdu',                        xlp: 'urdu'             },
           us:    { c: 'en',    n: 'English (American)',t: 'English',                     xlp: 'english'          },
           vi:    { c: 'vi',    n: 'Vietnamese',        t: 'Vietnamese',                  xlp: 'vietnamese'       },
+          zh:    { c: 'zh',    n: 'Chinese',           t: '中文',                        xlp: 'chinese'          },
           en:    { c: 'en',    n: 'English',           t: 'English',                     xlp: 'english'          },
           xx:    { c: 'xx',    n: 'Default',           t: 'English',                     xlp: 'english'          },
         }
@@ -154,6 +157,8 @@ module SiSU_i18n
           'ia'    => table[:ia],
           'is'    => table[:is],
           'it'    => table[:it],
+          'ja'    => table[:ja],
+          'ko'    => table[:ko],
           'la'    => table[:la],
           'lo'    => table[:lo],
           'lt'    => table[:lt],
@@ -185,6 +190,7 @@ module SiSU_i18n
           'ur'    => table[:ur],
           'us'    => table[:en],
           'vi'    => table[:vi],
+          'zh'    => table[:zh],
           'en'    => table[:en],
           'xx'    => table[:en]
         }
diff --git a/lib/sisu/v4/options.rb b/lib/sisu/v4/options.rb
index 9d6821ac..54ef7ccc 100644
--- a/lib/sisu/v4/options.rb
+++ b/lib/sisu/v4/options.rb
@@ -66,14 +66,12 @@ module SiSU_Commandline
   require_relative 'param_make'                         # param_make.rb
   @@sisu_call_origin_path=nil
   class HeaderCommon
-    def initialize(make_instruct_array)
-      @make_instruct_array=make_instruct_array
-    end
     def sisu_document_make_instructions
       @pagenew=@pagebreak=@pageline=@toc=@lv1=@lv2=@lv3=@lv4=@lv5=@lv6=@num_top=@i18n=@man_section=@emphasis_set_to=@bold_match_list=@italics_match_list=@substitution_match_list=@footer_links=@home_button_links=@links=nil
+      make_instruct_array=SiSU_Env::GetInit.new.sisu_document_make.makefile_read
       @makeset=false
-      if @make_instruct_array
-        @make_instruct_array.each do |para|                                     #% scan document
+      if make_instruct_array
+        make_instruct_array.each do |para|                                     #% scan document
           if para =~/^(?:@make:|@links:)[+-]?\s/
             case para
             when /^@make:(.+)/m                                                #% header processing - make
@@ -153,8 +151,7 @@ module SiSU_Commandline
       @base_stub=@base_path.gsub(u,'\1')
       @a=sisu_glob_rules(a)
       @a.freeze
-      make_instruct_array=SiSU_Env::GetInit.new.sisu_document_make.makefile_read
-      @make_instructions=HeaderCommon.new(make_instruct_array).sisu_document_make_instructions
+      @make_instructions=HeaderCommon.new.sisu_document_make_instructions
       @make_instructions_pod=nil
       init
     end
diff --git a/lib/sisu/v4/param_make.rb b/lib/sisu/v4/param_make.rb
index 616ef77d..32576fb8 100644
--- a/lib/sisu/v4/param_make.rb
+++ b/lib/sisu/v4/param_make.rb
@@ -360,6 +360,30 @@ module SiSU_Param_Make
           ? @h['texpdf_font_mono']
           : @env.font.texpdf.mono
         end
+        def cjk
+          @h['texpdf_font_cjk'] \
+          && (@h['texpdf_font_cjk']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk']
+          : @env.font.texpdf.cjk
+        end
+        def cjk_zh
+          @h['texpdf_font_cjk_zh'] \
+          && (@h['texpdf_font_cjk_zh']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk_zh']
+          : @env.font.texpdf.cjk_zh
+        end
+        def cjk_ja
+          @h['texpdf_font_cjk_ja'] \
+          && (@h['texpdf_font_cjk_ja']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk_ja']
+          : @env.font.texpdf.cjk_ja
+        end
+        def cjk_ko
+          @h['texpdf_font_cjk_ko'] \
+          && (@h['texpdf_font_cjk_ko']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk_ko']
+          : @env.font.texpdf.cjk_ko
+        end
         self
       end
       def promo
diff --git a/lib/sisu/v4/sysenv.rb b/lib/sisu/v4/sysenv.rb
index cfbbc0c1..b13d5a88 100644
--- a/lib/sisu/v4/sysenv.rb
+++ b/lib/sisu/v4/sysenv.rb
@@ -281,7 +281,7 @@ module SiSU_Env
       @@tx ||=SiSU_Viz::TeX.new
     end
     def rc_path_options
-      @rc_path=[
+      [
         "#{$sisu_document_markup_directory_base_fixed_path}/.sisu/#{SiSU_version_dir}",
         "#{$sisu_document_markup_directory_base_fixed_path}/.sisu",
         "#{$sisu_document_markup_directory_base_fixed_path}/_sisu/#{SiSU_version_dir}",
@@ -297,14 +297,12 @@ module SiSU_Env
         S_CONF[:header_make]
       end
       def makefile
-        #if @markup_dir_changed_
-          rc_path_options.each do |v|
-            if FileTest.exist?("#{v}/#{makefile_name}")
-              @sisu_make_path=v
-              break
-            end
+        rc_path_options.each do |v|
+          if FileTest.exist?("#{v}/#{makefile_name}")
+            @sisu_make_path=v
+            break
           end
-        #end
+        end
         @sisu_make_file_path=@sisu_make_path \
         ? "#{@sisu_make_path}/#{makefile_name}"
         : nil
@@ -552,7 +550,6 @@ module SiSU_Env
         n =n + '.' + @fn[:t]
         x << { f: "#{@fn[:m]}.#{@fn[:t]}", l: lng_base, n: n }
       end
-      #x << { f: "#{@fns}", l: lng_base }
       langs.each do |l|
         lng=SiSU_Env::StandardiseLanguage.new(l)
         if FileTest.file?("#{@fn[:m]}~#{lng.code}.#{@fn[:t]}")
@@ -617,16 +614,10 @@ module SiSU_Env
       @m=@m.uniq
     end
     def filename(code,name,suffix)
-      #d=SiSU_Env::InfoEnv.new(@fns)
-      #fnl=d.i18n.lang_filename(code)
       "#{name}#{suffix}"
-      #if code
-      #  "#{fnl[:pre]}#{name}#{fnl[:mid]}#{suffix}#{fnl[:post]}"
-      #else "#{name}#{suffix}"
-      #end
     end
     def lang(code)
-      @fn={
+      {
         html:            filename(code,'','.html'),
         book_index:      filename(code,'book_index','.html'),
         concordance:     filename(code,'concordance','.html'),
@@ -671,7 +662,6 @@ module SiSU_Env
         book_idx_epub:   filename(code,'book_index','.xhtml'),
         epub_concord:    filename(code,'concordance','.xhtml'),
       }
-      @fn
     end
   end
   class SystemCall
@@ -1790,6 +1780,9 @@ WOK
     end
     def font
       def texpdf
+        # you may wish to check selected font against available fonts:
+        # fc-list :outline -f "%{family}\n"
+        # fc-list :lang=ja
         def main
           (defined? @rc['default']['texpdf_font']) \
           && (@rc['default']['texpdf_font']=~/\S{3,}/)  \
@@ -1814,6 +1807,30 @@ WOK
           ? @rc['default']['texpdf_font_mono']
           : 'Liberation Mono'
         end
+        def cjk
+          (defined? @rc['default']['texpdf_font_cjk']) \
+          && (@rc['default']['texpdf_font_cjk']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk']
+          : 'IPAGothic' # 'IPAGothic' # 'IPAMincho' # 'TakaoMincho' # 'VL Gothic'
+        end
+        def cjk_zh
+          (defined? @rc['default']['texpdf_font_cjk_zh']) \
+          && (@rc['default']['texpdf_font_cjk_zh']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk_zh']
+          : 'IPAGothic'
+        end
+        def cjk_ja
+          (defined? @rc['default']['texpdf_font_cjk_ja']) \
+          && (@rc['default']['texpdf_font_cjk_ja']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk_ja']
+          : 'IPAGothic'
+        end
+        def cjk_ko
+          (defined? @rc['default']['texpdf_font_cjk_ko']) \
+          && (@rc['default']['texpdf_font_cjk_ko']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk_ko']
+          : 'IPAGothic'
+        end
         self
       end
       self
diff --git a/lib/sisu/v4/texpdf_format.rb b/lib/sisu/v4/texpdf_format.rb
index b010bb08..d87a457e 100644
--- a/lib/sisu/v4/texpdf_format.rb
+++ b/lib/sisu/v4/texpdf_format.rb
@@ -794,11 +794,52 @@ module SiSU_TeX_Pdf
         @md.make.texpdf_font.mono
       else @env.font.texpdf.mono
       end
-      # you may wish to check selected font against avaiable fonts:
+      texpdf_font_cjk=if @md.opt.lng =~/zh/ \
+      and defined? @md.make.texpdf_font.cjk_zh \
+      and not @md.make.texpdf_font.cjk_zh.nil? \
+      and @md.make.texpdf_font.cjk_zh=~/\S{3,}/
+        @md.make.texpdf_font.cjk_zh
+      elsif @md.opt.lng =~/ja/ \
+      and defined? @md.make.texpdf_font.cjk_ja \
+      and not @md.make.texpdf_font.cjk_ja.nil? \
+      and @md.make.texpdf_font.cjk_ja=~/\S{3,}/
+        @md.make.texpdf_font.cjk_ja
+      elsif @md.opt.lng =~/ko/ \
+      and defined? @md.make.texpdf_font.cjk_ko \
+      and not @md.make.texpdf_font.cjk_ko.nil? \
+      and @md.make.texpdf_font.cjk_ko=~/\S{3,}/
+        @md.make.texpdf_font.cjk_ko
+      elsif @md.opt.lng =~/(?:zh|ja|ko)/ \
+      and defined? @md.make.texpdf_font.cjk \
+      and not @md.make.texpdf_font.cjk.nil? \
+      and @md.make.texpdf_font.cjk=~/\S{3,}/
+        @md.make.texpdf_font.cjk
+      else
+        case @md.opt.lng
+        when /zh/; @env.font.texpdf.cjk_zh
+        when /ja/; @env.font.texpdf.cjk_ja
+        when /ko/; @env.font.texpdf.cjk_ko
+        else @env.font.texpdf.cjk
+        end
+      end
+      # you may wish to check selected font against available fonts:
       # fc-list :outline -f "%{family}\n"
+      # fc-list :lang=ja
       case @tex2pdf
       when /xe/
-        <<-WOK
+        if @md.opt.lng =~/(?:zh|ja|ko)/
+          <<-WOK
+\\usepackage{ucs, fontspec, xltxtra, xunicode, xeCJK}
+\\setmainCJKlanguage{#{tex_head_lang[:mainlang]}}
+\\setCJKmainfont{#{texpdf_font_cjk}}
+\\XeTeXlinebreaklocale "#{tex_head_lang[:mainlang]}"
+\\XeTeXlinebreakskip = 0pt plus 1pt
+\\setotherlanguage{#{tex_head_lang[:otherlang]}}
+\\setmainfont{#{texpdf_font}}
+\\setmonofont[Scale=0.85]{#{texpdf_font_mono}}
+          WOK
+        else
+          <<-WOK
 \\usepackage{polyglossia, ucs, fontspec, xltxtra, xunicode}
 \\setmainlanguage{#{tex_head_lang[:mainlang]}}
 \\setotherlanguage{#{tex_head_lang[:otherlang]}}
@@ -806,7 +847,8 @@ module SiSU_TeX_Pdf
 \\setmonofont[Scale=0.85]{#{texpdf_font_mono}}
 % \\setsansfont{#{texpdf_font_sans}}
 % \\setromanfont{#{texpdf_font_serif}}
-        WOK
+          WOK
+        end
       when /pdf/
         if @md.file_encoding =~ /iso-?8859/i                                   #% iso8859
           <<-WOK
diff --git a/lib/sisu/v4/utils.rb b/lib/sisu/v4/utils.rb
index b120cc01..d18e2180 100644
--- a/lib/sisu/v4/utils.rb
+++ b/lib/sisu/v4/utils.rb
@@ -151,6 +151,7 @@ SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:green).mark({ m: %{
 }}) if t_o=~/^```/m
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:green).mark(%{ code: #{@@flag['code']}, open --> "#{t_o}" }) \
 if t_o=~/^```/m
+SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:green).mark("open -->")
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).mark("open -->",:green)
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).mark(:green,"open -->")
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).mark("open -->")
diff --git a/lib/sisu/v5/constants.rb b/lib/sisu/v5/constants.rb
index bc98ca99..78655871 100644
--- a/lib/sisu/v5/constants.rb
+++ b/lib/sisu/v5/constants.rb
@@ -209,7 +209,7 @@ Px={
   po_subscript_o:            ',{',         po_subscript_c:           '},',
   po_hilite_o:               '*{',         po_hilite_c:              '}*',
   po_monospace_o:            '#{',         po_monospace_c:           '}#',
-  lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi],
+  lng_lst: %w[am bg bn br ca cs cy da de el en eo es et eu fi fr ga gl he hi hr hy ia is it ja ko la lo lt lv ml mr nl nn no oc pl pt pt_BR ro ru sa se sk sl sq sr sv ta te th tk tr uk ur us vi zh],
   lv1:                       '*',
   lv2:                       '=',
   lv3:                       '=',
diff --git a/lib/sisu/v5/dal_syntax.rb b/lib/sisu/v5/dal_syntax.rb
index f6d01d22..1e1d8542 100644
--- a/lib/sisu/v5/dal_syntax.rb
+++ b/lib/sisu/v5/dal_syntax.rb
@@ -332,7 +332,7 @@ module SiSU_DAL_Syntax
       dob
     end
     def fontface(dob)
-      leader=/^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>/
+      leader=/^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|[、。]|\>/
       dob=fontface_lines(dob,leader)
       dob.obj=dob.obj.gsub(/(#{leader})\*\{(.+?)\}\*/m,
           "\\1#{@emph[:o]}\\2#{@emph[:c]}").                                                                                                                             #emphasis
diff --git a/lib/sisu/v5/hub.rb b/lib/sisu/v5/hub.rb
index 08ad7b58..fcbaa67a 100644
--- a/lib/sisu/v5/hub.rb
+++ b/lib/sisu/v5/hub.rb
@@ -75,9 +75,9 @@ module SiSU
   class HubMaster
     def initialize(argv)
       pwd_the=Dir.pwd
-      begin                                                              #% select what to do
-        opt=SiSU_Commandline::Options.new(argv)
-        SiSU::Processing.new(opt).actions
+      begin                                            #% select what to do (set options & start processing (files selected if any))
+        opt=SiSU_Commandline::Options.new(argv)        #  command line selection of what to do, files & operations set
+        SiSU::Processing.new(opt).actions              #  do it
       rescue
         cmd=(opt ? opt.cmd : '')
         SiSU_Screen::Ansi.new(cmd,$!,$@).rescue do
diff --git a/lib/sisu/v5/i18n.rb b/lib/sisu/v5/i18n.rb
index b635af15..cfd02244 100644
--- a/lib/sisu/v5/i18n.rb
+++ b/lib/sisu/v5/i18n.rb
@@ -91,6 +91,8 @@ module SiSU_i18n
           ia:    { c: 'ia',    n: 'Interlingua',       t: 'Interlingua',                 xlp: 'interlingua'      },
           is:    { c: 'is',    n: 'Icelandic',         t: 'Icelandic',                   xlp: 'icelandic'        },
           it:    { c: 'it',    n: 'Italian',           t: 'Italiano',                    xlp: 'italian'          },
+          ja:    { c: 'ja',    n: 'Japanese',          t: '日本語 (Nihongo)',            xlp: 'japanese'         },
+          ko:    { c: 'ko',    n: 'Korean',            t: 'Korean',                      xlp: 'korean'           },
           la:    { c: 'la',    n: 'Latin',             t: 'Latin',                       xlp: 'latin'            },
           lo:    { c: 'lo',    n: 'Lao',               t: 'Lao',                         xlp: 'lao'              },
           lt:    { c: 'lt',    n: 'Lithuanian',        t: 'Lithuanian',                  xlp: 'lithuanian'       },
@@ -122,6 +124,7 @@ module SiSU_i18n
           ur:    { c: 'ur',    n: 'Urdu',              t: 'Urdu',                        xlp: 'urdu'             },
           us:    { c: 'en',    n: 'English (American)',t: 'English',                     xlp: 'english'          },
           vi:    { c: 'vi',    n: 'Vietnamese',        t: 'Vietnamese',                  xlp: 'vietnamese'       },
+          zh:    { c: 'zh',    n: 'Chinese',           t: '中文',                        xlp: 'chinese'          },
           en:    { c: 'en',    n: 'English',           t: 'English',                     xlp: 'english'          },
           xx:    { c: 'xx',    n: 'Default',           t: 'English',                     xlp: 'english'          },
         }
@@ -154,6 +157,8 @@ module SiSU_i18n
           'ia'    => table[:ia],
           'is'    => table[:is],
           'it'    => table[:it],
+          'ja'    => table[:ja],
+          'ko'    => table[:ko],
           'la'    => table[:la],
           'lo'    => table[:lo],
           'lt'    => table[:lt],
@@ -185,6 +190,7 @@ module SiSU_i18n
           'ur'    => table[:ur],
           'us'    => table[:en],
           'vi'    => table[:vi],
+          'zh'    => table[:zh],
           'en'    => table[:en],
           'xx'    => table[:en]
         }
diff --git a/lib/sisu/v5/options.rb b/lib/sisu/v5/options.rb
index 031258af..422762d1 100644
--- a/lib/sisu/v5/options.rb
+++ b/lib/sisu/v5/options.rb
@@ -66,14 +66,12 @@ module SiSU_Commandline
   require_relative 'param_make'                         # param_make.rb
   @@sisu_call_origin_path=nil
   class HeaderCommon
-    def initialize(make_instruct_array)
-      @make_instruct_array=make_instruct_array
-    end
     def sisu_document_make_instructions
       @pagenew=@pagebreak=@pageline=@toc=@lv1=@lv2=@lv3=@lv4=@lv5=@lv6=@num_top=@i18n=@man_section=@emphasis_set_to=@bold_match_list=@italics_match_list=@substitution_match_list=@footer_links=@home_button_links=@links=nil
+      make_instruct_array=SiSU_Env::GetInit.new.sisu_document_make.makefile_read
       @makeset=false
-      if @make_instruct_array
-        @make_instruct_array.each do |para|                                     #% scan document
+      if make_instruct_array
+        make_instruct_array.each do |para|                                     #% scan document
           if para =~/^(?:@make:|@links:)[+-]?\s/
             case para
             when /^@make:(.+)/m                                                #% header processing - make
@@ -153,8 +151,7 @@ module SiSU_Commandline
       @base_stub=@base_path.gsub(u,'\1')
       @a=sisu_glob_rules(a)
       @a.freeze
-      make_instruct_array=SiSU_Env::GetInit.new.sisu_document_make.makefile_read
-      @make_instructions=HeaderCommon.new(make_instruct_array).sisu_document_make_instructions
+      @make_instructions=HeaderCommon.new.sisu_document_make_instructions
       @make_instructions_pod=nil
       init
     end
diff --git a/lib/sisu/v5/param_make.rb b/lib/sisu/v5/param_make.rb
index ba89c7b3..ec538ccb 100644
--- a/lib/sisu/v5/param_make.rb
+++ b/lib/sisu/v5/param_make.rb
@@ -360,6 +360,30 @@ module SiSU_Param_Make
           ? @h['texpdf_font_mono']
           : @env.font.texpdf.mono
         end
+        def cjk
+          @h['texpdf_font_cjk'] \
+          && (@h['texpdf_font_cjk']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk']
+          : @env.font.texpdf.cjk
+        end
+        def cjk_zh
+          @h['texpdf_font_cjk_zh'] \
+          && (@h['texpdf_font_cjk_zh']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk_zh']
+          : @env.font.texpdf.cjk_zh
+        end
+        def cjk_ja
+          @h['texpdf_font_cjk_ja'] \
+          && (@h['texpdf_font_cjk_ja']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk_ja']
+          : @env.font.texpdf.cjk_ja
+        end
+        def cjk_ko
+          @h['texpdf_font_cjk_ko'] \
+          && (@h['texpdf_font_cjk_ko']=~/\S{3,}/) \
+          ? @h['texpdf_font_cjk_ko']
+          : @env.font.texpdf.cjk_ko
+        end
         self
       end
       def promo
diff --git a/lib/sisu/v5/sysenv.rb b/lib/sisu/v5/sysenv.rb
index 3092532b..0616abb7 100644
--- a/lib/sisu/v5/sysenv.rb
+++ b/lib/sisu/v5/sysenv.rb
@@ -281,7 +281,7 @@ module SiSU_Env
       @@tx ||=SiSU_Viz::TeX.new
     end
     def rc_path_options
-      @rc_path=[
+      [
         "#{$sisu_document_markup_directory_base_fixed_path}/.sisu/#{SiSU_version_dir}",
         "#{$sisu_document_markup_directory_base_fixed_path}/.sisu",
         "#{$sisu_document_markup_directory_base_fixed_path}/_sisu/#{SiSU_version_dir}",
@@ -297,14 +297,12 @@ module SiSU_Env
         S_CONF[:header_make]
       end
       def makefile
-        #if @markup_dir_changed_
-          rc_path_options.each do |v|
-            if FileTest.exist?("#{v}/#{makefile_name}")
-              @sisu_make_path=v
-              break
-            end
+        rc_path_options.each do |v|
+          if FileTest.exist?("#{v}/#{makefile_name}")
+            @sisu_make_path=v
+            break
           end
-        #end
+        end
         @sisu_make_file_path=@sisu_make_path \
         ? "#{@sisu_make_path}/#{makefile_name}"
         : nil
@@ -552,7 +550,6 @@ module SiSU_Env
         n =n + '.' + @fn[:t]
         x << { f: "#{@fn[:m]}.#{@fn[:t]}", l: lng_base, n: n }
       end
-      #x << { f: "#{@fns}", l: lng_base }
       langs.each do |l|
         lng=SiSU_Env::StandardiseLanguage.new(l)
         if FileTest.file?("#{@fn[:m]}~#{lng.code}.#{@fn[:t]}")
@@ -617,16 +614,10 @@ module SiSU_Env
       @m=@m.uniq
     end
     def filename(code,name,suffix)
-      #d=SiSU_Env::InfoEnv.new(@fns)
-      #fnl=d.i18n.lang_filename(code)
       "#{name}#{suffix}"
-      #if code
-      #  "#{fnl[:pre]}#{name}#{fnl[:mid]}#{suffix}#{fnl[:post]}"
-      #else "#{name}#{suffix}"
-      #end
     end
     def lang(code)
-      @fn={
+      {
         html:            filename(code,'','.html'),
         book_index:      filename(code,'book_index','.html'),
         concordance:     filename(code,'concordance','.html'),
@@ -671,7 +662,6 @@ module SiSU_Env
         book_idx_epub:   filename(code,'book_index','.xhtml'),
         epub_concord:    filename(code,'concordance','.xhtml'),
       }
-      @fn
     end
   end
   class SystemCall
@@ -1790,6 +1780,9 @@ WOK
     end
     def font
       def texpdf
+        # you may wish to check selected font against available fonts:
+        # fc-list :outline -f "%{family}\n"
+        # fc-list :lang=ja
         def main
           (defined? @rc['default']['texpdf_font']) \
           && (@rc['default']['texpdf_font']=~/\S{3,}/)  \
@@ -1814,6 +1807,30 @@ WOK
           ? @rc['default']['texpdf_font_mono']
           : 'Liberation Mono'
         end
+        def cjk
+          (defined? @rc['default']['texpdf_font_cjk']) \
+          && (@rc['default']['texpdf_font_cjk']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk']
+          : 'IPAGothic' # 'IPAGothic' # 'IPAMincho' # 'TakaoMincho' # 'VL Gothic'
+        end
+        def cjk_zh
+          (defined? @rc['default']['texpdf_font_cjk_zh']) \
+          && (@rc['default']['texpdf_font_cjk_zh']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk_zh']
+          : 'IPAGothic'
+        end
+        def cjk_ja
+          (defined? @rc['default']['texpdf_font_cjk_ja']) \
+          && (@rc['default']['texpdf_font_cjk_ja']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk_ja']
+          : 'IPAGothic'
+        end
+        def cjk_ko
+          (defined? @rc['default']['texpdf_font_cjk_ko']) \
+          && (@rc['default']['texpdf_font_cjk_ko']=~/\S{3,}/)  \
+          ? @rc['default']['texpdf_font_cjk_ko']
+          : 'IPAGothic'
+        end
         self
       end
       self
diff --git a/lib/sisu/v5/texpdf_format.rb b/lib/sisu/v5/texpdf_format.rb
index 172dfa56..5ed6ca75 100644
--- a/lib/sisu/v5/texpdf_format.rb
+++ b/lib/sisu/v5/texpdf_format.rb
@@ -794,11 +794,52 @@ module SiSU_TeX_Pdf
         @md.make.texpdf_font.mono
       else @env.font.texpdf.mono
       end
-      # you may wish to check selected font against avaiable fonts:
+      texpdf_font_cjk=if @md.opt.lng =~/zh/ \
+      and defined? @md.make.texpdf_font.cjk_zh \
+      and not @md.make.texpdf_font.cjk_zh.nil? \
+      and @md.make.texpdf_font.cjk_zh=~/\S{3,}/
+        @md.make.texpdf_font.cjk_zh
+      elsif @md.opt.lng =~/ja/ \
+      and defined? @md.make.texpdf_font.cjk_ja \
+      and not @md.make.texpdf_font.cjk_ja.nil? \
+      and @md.make.texpdf_font.cjk_ja=~/\S{3,}/
+        @md.make.texpdf_font.cjk_ja
+      elsif @md.opt.lng =~/ko/ \
+      and defined? @md.make.texpdf_font.cjk_ko \
+      and not @md.make.texpdf_font.cjk_ko.nil? \
+      and @md.make.texpdf_font.cjk_ko=~/\S{3,}/
+        @md.make.texpdf_font.cjk_ko
+      elsif @md.opt.lng =~/(?:zh|ja|ko)/ \
+      and defined? @md.make.texpdf_font.cjk \
+      and not @md.make.texpdf_font.cjk.nil? \
+      and @md.make.texpdf_font.cjk=~/\S{3,}/
+        @md.make.texpdf_font.cjk
+      else
+        case @md.opt.lng
+        when /zh/; @env.font.texpdf.cjk_zh
+        when /ja/; @env.font.texpdf.cjk_ja
+        when /ko/; @env.font.texpdf.cjk_ko
+        else @env.font.texpdf.cjk
+        end
+      end
+      # you may wish to check selected font against available fonts:
       # fc-list :outline -f "%{family}\n"
+      # fc-list :lang=ja
       case @tex2pdf
       when /xe/
-        <<-WOK
+        if @md.opt.lng =~/(?:zh|ja|ko)/
+          <<-WOK
+\\usepackage{ucs, fontspec, xltxtra, xunicode, xeCJK}
+\\setmainCJKlanguage{#{tex_head_lang[:mainlang]}}
+\\setCJKmainfont{#{texpdf_font_cjk}}
+\\XeTeXlinebreaklocale "#{tex_head_lang[:mainlang]}"
+\\XeTeXlinebreakskip = 0pt plus 1pt
+\\setotherlanguage{#{tex_head_lang[:otherlang]}}
+\\setmainfont{#{texpdf_font}}
+\\setmonofont[Scale=0.85]{#{texpdf_font_mono}}
+          WOK
+        else
+          <<-WOK
 \\usepackage{polyglossia, ucs, fontspec, xltxtra, xunicode}
 \\setmainlanguage{#{tex_head_lang[:mainlang]}}
 \\setotherlanguage{#{tex_head_lang[:otherlang]}}
@@ -806,7 +847,8 @@ module SiSU_TeX_Pdf
 \\setmonofont[Scale=0.85]{#{texpdf_font_mono}}
 % \\setsansfont{#{texpdf_font_sans}}
 % \\setromanfont{#{texpdf_font_serif}}
-        WOK
+          WOK
+        end
       when /pdf/
         if @md.file_encoding =~ /iso-?8859/i                                   #% iso8859
           <<-WOK
diff --git a/lib/sisu/v5/utils.rb b/lib/sisu/v5/utils.rb
index 8ebc3647..52ca22d0 100644
--- a/lib/sisu/v5/utils.rb
+++ b/lib/sisu/v5/utils.rb
@@ -151,6 +151,7 @@ SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:green).mark({ m: %{
 }}) if t_o=~/^```/m
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:green).mark(%{ code: #{@@flag['code']}, open --> "#{t_o}" }) \
 if t_o=~/^```/m
+SiSU_Utils::CodeMarker.new(__LINE__,__FILE__,:green).mark("open -->")
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).mark("open -->",:green)
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).mark(:green,"open -->")
 SiSU_Utils::CodeMarker.new(__LINE__,__FILE__).mark("open -->")