From 527f9054043d4bfd5990e0cd21d11aedc59b3a7d Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Mon, 23 Jan 2012 22:03:15 -0500
Subject: sha256 (3.1.12)

---
 data/doc/sisu/CHANGELOG_v3 | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/data/doc/sisu/CHANGELOG_v3 b/data/doc/sisu/CHANGELOG_v3
index 79293dca..44db6e5d 100644
--- a/data/doc/sisu/CHANGELOG_v3
+++ b/data/doc/sisu/CHANGELOG_v3
@@ -17,9 +17,9 @@ v3 branch once stable will supersede & replace current stable v2 branch
 http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/sisu_3.1.12
 http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/debian/sisu_3.1.12-1
 http://www.jus.uio.no/sisu/pkg/src/sisu_3.1.12.orig.tar.xz
-  sisu_3.1.12.orig.tar.xz
-  sisu_3.1.12-1.dsc
-  sisu_3.1.12-1.debian.tar.gz
+  18c7fa9dcbd1a2b901012c6946c4ff8feca45e049f35ca988487c631a1cfaf92 1680904 sisu_3.1.12.orig.tar.xz
+  ace21c0aba04d24b20ce3768aad58c93a80481840661ce505b06c3318c0370f1 1389 sisu_3.1.12-1.dsc
+  6bd103940b907edd6622be163131b21d139e2d301be6b0219fd366c514725bbd 291315 sisu_3.1.12-1.debian.tar.gz
 
 * texpdf, tampering with "safe" special character transformations, a fix (that
   may introduce new issues, watch) [in response to report of a pdf title bug
-- 
cgit v1.2.3


From 071c6dbb34fe150c156a31482237d46248f0314b Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Fri, 3 Feb 2012 19:39:59 -0500
Subject: v3 v3dv: 3.1.13 & 3.2.0~pre version & changelog "opened"

---
 data/doc/sisu/CHANGELOG_v3   | 8 ++++++++
 data/sisu/v3/v/version.yml   | 6 +++---
 data/sisu/v3dv/v/version.yml | 6 +++---
 3 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/data/doc/sisu/CHANGELOG_v3 b/data/doc/sisu/CHANGELOG_v3
index 44db6e5d..e833e99a 100644
--- a/data/doc/sisu/CHANGELOG_v3
+++ b/data/doc/sisu/CHANGELOG_v3
@@ -13,6 +13,14 @@ Reverse Chronological:
 %% Development branch UNSTABLE
 v3 branch once stable will supersede & replace current stable v2 branch
 
+%% 3.1.13.orig.tar.xz (2012-02-03:05/5)
+http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/sisu_3.1.13
+http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/debian/sisu_3.1.13-1
+http://www.jus.uio.no/sisu/pkg/src/sisu_3.1.13.orig.tar.xz
+  sisu_3.1.13.orig.tar.xz
+  sisu_3.1.13-1.dsc
+  sisu_3.1.13-1.debian.tar.gz
+
 %% 3.1.12.orig.tar.xz (2012-01-23:04/1)
 http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/sisu_3.1.12
 http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/debian/sisu_3.1.12-1
diff --git a/data/sisu/v3/v/version.yml b/data/sisu/v3/v/version.yml
index 78011058..2729abab 100644
--- a/data/sisu/v3/v/version.yml
+++ b/data/sisu/v3/v/version.yml
@@ -1,5 +1,5 @@
 ---
-:version: 3.1.12
-:date_stamp: 2012w04/1
-:date: "2012-01-23"
+:version: 3.1.13
+:date_stamp: 2012w05/5
+:date: "2012-02-03"
 :project: SiSU
diff --git a/data/sisu/v3dv/v/version.yml b/data/sisu/v3dv/v/version.yml
index 2e506e6d..ea289dd5 100644
--- a/data/sisu/v3dv/v/version.yml
+++ b/data/sisu/v3dv/v/version.yml
@@ -1,5 +1,5 @@
 ---
-:version: 3.2.0~pre_3.1.12
-:date_stamp: 2012w04/1
-:date: "2012-01-23"
+:version: 3.2.0~pre_3.1.13
+:date_stamp: 2012w05/5
+:date: "2012-02-03"
 :project: SiSU
-- 
cgit v1.2.3


From 6dd8de870a0073dce1beb8e336ec1dc6118ca4d6 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Fri, 3 Feb 2012 19:45:42 -0500
Subject: v3 v3dv: vim syntax highlighting, patch from Thilo Six <T.Six@gmx.de>
 applied

* Re: <http://thread.gmane.org/gmane.editors.vim.devel/32151> &
  <http://vimdoc.sourceforge.net/htmldoc/options.html#cpo-l>
---
 data/doc/sisu/CHANGELOG_v3                                     | 4 ++++
 data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu.vim        | 4 ++++
 data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu_next.vim   | 4 ++++
 data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu.vim      | 4 ++++
 data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu_next.vim | 4 ++++
 5 files changed, 20 insertions(+)

diff --git a/data/doc/sisu/CHANGELOG_v3 b/data/doc/sisu/CHANGELOG_v3
index e833e99a..61f98208 100644
--- a/data/doc/sisu/CHANGELOG_v3
+++ b/data/doc/sisu/CHANGELOG_v3
@@ -21,6 +21,10 @@ http://www.jus.uio.no/sisu/pkg/src/sisu_3.1.13.orig.tar.xz
   sisu_3.1.13-1.dsc
   sisu_3.1.13-1.debian.tar.gz
 
+* v3 v3dv, vim syntax highlighting, patch from Thilo Six <T.Six@gmx.de> applied
+  Re: <http://thread.gmane.org/gmane.editors.vim.devel/32151> &
+  <http://vimdoc.sourceforge.net/htmldoc/options.html#cpo-l>
+
 %% 3.1.12.orig.tar.xz (2012-01-23:04/1)
 http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/sisu_3.1.12
 http://git.sisudoc.org/?p=code/sisu.git;a=log;h=refs/tags/debian/sisu_3.1.12-1
diff --git a/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu.vim b/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu.vim
index bfcfc3e6..4545ee8f 100644
--- a/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu.vim
+++ b/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu.vim
@@ -11,6 +11,8 @@ elseif exists("b:current_syntax")
   finish
 else
 endif
+let s:cpo_save = &cpo
+set cpo&vim
 
 "% "Errors:
 syn match sisu_error contains=sisu_link,sisu_error_wspace "<![^ei]\S\+!>"
@@ -260,3 +262,5 @@ hi def link sisu_error_sem_marker      Error
 hi def link sisu_error_wspace          Error
 hi def link sisu_error                 Error
 let b:current_syntax = "sisu"
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu_next.vim b/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu_next.vim
index 61504dbd..257e1cba 100644
--- a/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu_next.vim
+++ b/data/sisu/v3/conf/editor-syntax-etc/vim/syntax/sisu_next.vim
@@ -11,6 +11,8 @@ elseif exists("b:current_syntax")
   finish
 else
 endif
+let s:cpo_save = &cpo
+set cpo&vim
 
 "% "Errors:
 syn match sisu_error contains=sisu_link,sisu_error_wspace "<![^ei]\S\+!>"
@@ -275,3 +277,5 @@ hi def link sisu_error_sem_marker      Error
 hi def link sisu_error_wspace          Error
 hi def link sisu_error                 Error
 let b:current_syntax = "sisu"
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu.vim b/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu.vim
index bfcfc3e6..4545ee8f 100644
--- a/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu.vim
+++ b/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu.vim
@@ -11,6 +11,8 @@ elseif exists("b:current_syntax")
   finish
 else
 endif
+let s:cpo_save = &cpo
+set cpo&vim
 
 "% "Errors:
 syn match sisu_error contains=sisu_link,sisu_error_wspace "<![^ei]\S\+!>"
@@ -260,3 +262,5 @@ hi def link sisu_error_sem_marker      Error
 hi def link sisu_error_wspace          Error
 hi def link sisu_error                 Error
 let b:current_syntax = "sisu"
+let &cpo = s:cpo_save
+unlet s:cpo_save
diff --git a/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu_next.vim b/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu_next.vim
index 61504dbd..257e1cba 100644
--- a/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu_next.vim
+++ b/data/sisu/v3dv/conf/editor-syntax-etc/vim/syntax/sisu_next.vim
@@ -11,6 +11,8 @@ elseif exists("b:current_syntax")
   finish
 else
 endif
+let s:cpo_save = &cpo
+set cpo&vim
 
 "% "Errors:
 syn match sisu_error contains=sisu_link,sisu_error_wspace "<![^ei]\S\+!>"
@@ -275,3 +277,5 @@ hi def link sisu_error_sem_marker      Error
 hi def link sisu_error_wspace          Error
 hi def link sisu_error                 Error
 let b:current_syntax = "sisu"
+let &cpo = s:cpo_save
+unlet s:cpo_save
-- 
cgit v1.2.3


From 145f3092505f614ca5c81a4cbcfea9f22329e745 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Fri, 3 Feb 2012 20:02:32 -0500
Subject: v3 v3dv: path & url links, updates for multiple output directory
 structures

---
 data/doc/sisu/CHANGELOG_v3        |   3 +
 lib/sisu/v3/concordance.rb        |   2 +-
 lib/sisu/v3/dal_doc_str.rb        | 213 -----------------------------
 lib/sisu/v3/epub_concordance.rb   |   5 +-
 lib/sisu/v3/epub_format.rb        | 277 +------------------------------------
 lib/sisu/v3/epub_segments.rb      |  24 +---
 lib/sisu/v3/html.rb               |   2 +-
 lib/sisu/v3/html_format.rb        |  64 ++-------
 lib/sisu/v3/manpage.rb            |   2 +-
 lib/sisu/v3/odf.rb                |   6 +-
 lib/sisu/v3/plaintext.rb          |   6 +-
 lib/sisu/v3/shared_metadata.rb    |   2 +-
 lib/sisu/v3/texpdf_format.rb      |  10 --
 lib/sisu/v3/update.rb             |  32 +++--
 lib/sisu/v3/xhtml.rb              |   7 +-
 lib/sisu/v3/xml_format.rb         | 195 --------------------------
 lib/sisu/v3dv/concordance.rb      |   2 +-
 lib/sisu/v3dv/dal_doc_str.rb      | 221 +-----------------------------
 lib/sisu/v3dv/db_import.rb        |  78 ++++++-----
 lib/sisu/v3dv/epub_concordance.rb |   9 +-
 lib/sisu/v3dv/epub_format.rb      | 281 +-------------------------------------
 lib/sisu/v3dv/epub_segments.rb    |  34 +----
 lib/sisu/v3dv/html.rb             |   2 +-
 lib/sisu/v3dv/html_format.rb      |  64 ++-------
 lib/sisu/v3dv/manpage.rb          |   2 +-
 lib/sisu/v3dv/odf.rb              |   6 +-
 lib/sisu/v3dv/plaintext.rb        |   6 +-
 lib/sisu/v3dv/shared_metadata.rb  |   2 +-
 lib/sisu/v3dv/texinfo_format.rb   |   1 -
 lib/sisu/v3dv/texpdf_format.rb    |  10 --
 lib/sisu/v3dv/update.rb           |  32 +++--
 lib/sisu/v3dv/xhtml.rb            |   7 +-
 lib/sisu/v3dv/xml_format.rb       | 195 --------------------------
 33 files changed, 163 insertions(+), 1639 deletions(-)

diff --git a/data/doc/sisu/CHANGELOG_v3 b/data/doc/sisu/CHANGELOG_v3
index 61f98208..38d02189 100644
--- a/data/doc/sisu/CHANGELOG_v3
+++ b/data/doc/sisu/CHANGELOG_v3
@@ -21,6 +21,9 @@ http://www.jus.uio.no/sisu/pkg/src/sisu_3.1.13.orig.tar.xz
   sisu_3.1.13-1.dsc
   sisu_3.1.13-1.debian.tar.gz
 
+* v3 v3dv, path & url links, updates for multi output directory structure
+  possibilities (fixes)
+
 * v3 v3dv, vim syntax highlighting, patch from Thilo Six <T.Six@gmx.de> applied
   Re: <http://thread.gmane.org/gmane.editors.vim.devel/32151> &
   <http://vimdoc.sourceforge.net/htmldoc/options.html#cpo-l>
diff --git a/lib/sisu/v3/concordance.rb b/lib/sisu/v3/concordance.rb
index a94531b6..96101585 100644
--- a/lib/sisu/v3/concordance.rb
+++ b/lib/sisu/v3/concordance.rb
@@ -115,7 +115,7 @@ module SiSU_Concordance
         @fnb=@md.fnb
         @lex_button=%{<a href="http://www.jus.uio.no/sisu/" target="_top"><img border="0" height="44" width="144" valign="center" src="#{@file.path_rel_links.html_seg_2}_sisu/image/sisu.png" alt="SiSU home --&gt;"></a>}
         @doc_details =<<WOK
-<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.fn[:toc]}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.author}</p></td></tr></table>
+<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.file.base_filename.html_segtoc}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.author}</p></td></tr></table>
 WOK
       end
       def create
diff --git a/lib/sisu/v3/dal_doc_str.rb b/lib/sisu/v3/dal_doc_str.rb
index c7d3087c..7bc36e11 100644
--- a/lib/sisu/v3/dal_doc_str.rb
+++ b/lib/sisu/v3/dal_doc_str.rb
@@ -528,219 +528,6 @@ module SiSU_document_structure_extract
       h={ obj: str, ocn_: false }
       SiSU_document_structure::Object_para.new.paragraph(h)
     end
-    def metadata
-      meta=[]
-      dir=SiSU_Env::Info_env.new(@md.fns)
-      base_html="#{dir.url.root}/#{@md.fnb}"
-      l=SiSU_Env::Standardise_language.new(@md.opt.lng).language
-      language=l[:n]
-      tr=SiSU_Translate::Source.new(@md,language)
-      meta << @pb
-      h={ ln: 2, obj: 'Metadata', ocn_: false }
-      meta << SiSU_document_structure::Object_heading.new.heading(h)
-      h={ ln: 4, name: 'metadata', obj: 'Metadata', autonum_: false, ocn_: false }
-      meta << SiSU_document_structure::Object_heading.new.heading(h) #add ocnm
-      s="Document Manifest @\n #{base_html}/#{@md.fn[:manifest]}"
-      meta << meta_para(s)
-      s="#{Mx[:fa_bold_o]}Dublin Core#{Mx[:fa_bold_c]} (DC)" #add ocnm
-      meta << meta_para(s)
-      s="#{Mx[:fa_italics_o]}DC tags included with this document are provided here.#{Mx[:fa_italics_c]}" #add ocnm
-      meta << meta_para(s)
-      if defined? @md.title.full \
-      and @md.title.full=~/\S+/
-        s="#{tr.full_title}: #{Mx[:fa_underscore_o]}#{@md.title.full}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.author \
-      and @md.creator.author=~/\S+/
-        s="\n#{tr.author}: #{Mx[:fa_underscore_o]}#{@md.creator.author}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.translator \
-      and @md.creator.translator=~/\S+/
-        s="#{tr.translator}: #{Mx[:fa_underscore_o]}#{@md.creator.translator}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.illustrator \
-      and @md.creator.illustrator=~/\S+/
-        s="#{tr.illustrator}: #{Mx[:fa_underscore_o]}#{@md.creator.illustrator}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.prepared_by \
-      and @md.creator.prepared_by=~/\S+/
-        s="\n#{tr.prepared_by}: #{Mx[:fa_underscore_o]}#{@md.creator.prepared_by}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.digitized_by \
-      and @md.creator.digitized_by=~/\S+/
-        s="#{tr.digitized_by}: #{Mx[:fa_underscore_o]}#{@md.creator.digitized_by}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.rights.all \
-      and @md.rights.all=~/\S+/
-        s="\n#{tr.rights}: #{Mx[:fa_underscore_o]}#{@md.rights.all}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.description \
-      and @md.notes.description=~/\S+/
-        s="#{tr.description}: #{Mx[:fa_underscore_o]}#{@md.notes.description}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.subject \
-      and @md.classify.subject=~/\S+/
-        s="#{tr.subject}: #{Mx[:fa_underscore_o]}#{@md.classify.subject}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.publisher \
-      and @md.publisher=~/\S+/
-        s="\n#{tr.publisher}: #{Mx[:fa_underscore_o]}#{@md.publisher}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.contributor \
-      and @md.creator.contributor=~/\S+/
-        s="\n#{tr.contributor}: #{Mx[:fa_underscore_o]}#{@md.creator.contributor}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.abstract \
-      and @md.notes.abstract=~/\S+/
-        s="\n#{tr.abstract}: #{Mx[:fa_underscore_o]}#{@md.notes.abstract}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.created \
-      and @md.date.created=~/\S+/
-        s="\n#{tr.date_created}: #{Mx[:fa_underscore_o]}#{@md.date.created}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.issued \
-      and @md.date.issued=~/\S+/
-        s="\n#{tr.date_issued}: #{Mx[:fa_underscore_o]}#{@md.date.issued}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.available \
-      and @md.date.available=~/\S+/
-        s="\n#{tr.date_available}: #{Mx[:fa_underscore_o]}#{@md.date.available}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.modified \
-      and @md.date.modified=~/\S+/
-        s="\n#{tr.date_modified}: #{Mx[:fa_underscore_o]}#{@md.date.modified}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.valid \
-      and @md.date.valid=~/\S+/
-        s="\n#{tr.date_valid}: #{Mx[:fa_underscore_o]}#{@md.date.valid}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.published \
-      and @md.date.published=~/\S+/
-        s="\n#{tr.date}: #{Mx[:fa_underscore_o]}#{@md.date.published}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.loc \
-      and @md.classify.loc=~/\S+/
-        s="\n#{tr.cls_loc}: #{Mx[:fa_underscore_o]}#{@md.classify.loc}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.dewey \
-      and @md.classify.dewey=~/\S+/
-        s="\n#{@cls_dewey}: #{Mx[:fa_underscore_o]}#{@md.classify.dewey}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.pg \
-      and @md.classify.pg=~/\S+/
-        s="\n#{tr.cls_gutenberg}: #{Mx[:fa_underscore_o]}#{@md.classify.pg}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.isbn \
-      and @md.classify.isbn=~/\S+/
-        s="\n#{tr.cls_isbn}: #{Mx[:fa_underscore_o]}#{@md.classify.isbn}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.comment \
-      and @md.notes.comment=~/\S+/
-        s="\n#{tr.comments}: #{Mx[:fa_underscore_o]}#{@md.notes.comment}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.prefix_a \
-      and @md.notes.prefix_a=~/\S+/
-        s="\n#{tr.prefix_a}: #{Mx[:fa_underscore_o]}#{@md.notes.prefix_a}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.prefix_b \
-      and @md.notes.prefix_b=~/\S+/
-        s="\n#{tr.prefix_b}: #{Mx[:fa_underscore_o]}#{@md.notes.prefix_b}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.identifier \
-      and @md.classify.identifier=~/\S+/
-        s="\n#{tr.identifier}: #{Mx[:fa_underscore_o]}#{@md.classify.identifier}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.original.source \
-      and @md.original.source=~/\S+/
-        s="\n#{tr.source}: #{Mx[:fa_underscore_o]}#{@md.original.source}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.title.language \
-      and @md.title.language=~/\S+/
-        s="\n#{tr.language}: #{Mx[:fa_underscore_o]}#{@md.title.language}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.original.language \
-      and @md.original.language=~/\S+/
-        s="\n#{tr.language_original}: #{Mx[:fa_underscore_o]}#{@md.original.language}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.format \
-      and @md.classify.format=~/\S+/
-        s="\n#{tr.format}: #{Mx[:fa_underscore_o]}#{@md.classify.format}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.relation \
-      and @md.classify.relation=~/\S+/
-        s="\n#{tr.relation}: #{Mx[:fa_underscore_o]}#{@md.classify.relation}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.coverage \
-      and @md.classify.coverage=~/\S+/
-        s="\n#{tr.coverage}: #{Mx[:fa_underscore_o]}#{@md.classify.coverage}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.keywords \
-      and @md.classify.keywords=~/\S+/
-        s="\n#{tr.keywords}: #{Mx[:fa_underscore_o]}#{@md.classify.keywords}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      s="#{Mx[:fa_bold_o]}Version Information#{Mx[:fa_bold_c]}"
-      meta << meta_para(s)
-      if defined? @md.fns \
-      and @md.fns=~/\S+/
-        s="#{tr.sourcefile}: #{Mx[:fa_underscore_o]}#{@md.fns}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.file_encoding \
-      and @md.file_encoding=~/\S+/
-        s="Filetype: #{Mx[:fa_underscore_o]}#{@md.file_encoding}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.dgst \
-      and @md.dgst.class==Array
-        s="Source Digest: #{@md.dgst[0]} #{Mx[:fa_underscore_o]}#{@md.dgst[1]}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.dgst_skin \
-      and @md.dgst_skin.class==Array
-        s="Skin Digest: #{@md.dgst_skin[0]} #{Mx[:fa_underscore_o]}#{@md.dgst_skin[1]}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      s="#{Mx[:fa_bold_o]}Generated#{Mx[:fa_bold_c]}"
-      meta << meta_para(s)
-      s="#{tr.last_generated}: #{Mx[:fa_underscore_o]}#{Time.now}#{Mx[:fa_underscore_c]}"
-      meta << meta_para(s)
-      s="#{tr.sisu_version}: #{Mx[:fa_underscore_o]}#{@md.sisu_version[:project]}#{Mx[:fa_underscore_c]}  #{Mx[:fa_underscore_o]}#{@md.sisu_version[:version]}#{Mx[:fa_underscore_c]} of #{@md.sisu_version[:date_stamp]} (#{@md.sisu_version[:date]})"
-      meta << meta_para(s)
-      meta
-    end
     def build_lines(type='')
       data=@data
       data.each do |line|
diff --git a/lib/sisu/v3/epub_concordance.rb b/lib/sisu/v3/epub_concordance.rb
index 66864775..c2a289a2 100644
--- a/lib/sisu/v3/epub_concordance.rb
+++ b/lib/sisu/v3/epub_concordance.rb
@@ -74,9 +74,6 @@ module SiSU_EPUB_Concordance
     def read
       begin
         @env,@md=@particulars.env,@particulars.md
-        loc=@env.url.output_tell
-        tool=((@md.opt.cmd =~/[MVv]/) ? "#{@env.program.web_browser} #{loc}/#{@md.fnb}/#{@md.fn[:concordance]}" : '')
-        SiSU_Screen::Ansi.new(@md.opt.cmd,"Concordance",tool).grey_title_hi unless @md.opt.cmd =~/q/
         wordmax=@env.concord_max
         unless @md.wc_words.nil?
           if @md.wc_words < wordmax
@@ -106,7 +103,7 @@ module SiSU_EPUB_Concordance
         @fnb=@md.fnb
         @lex_button=%{<a href="http://www.jus.uio.no/sisu/" target="_top"><img border="0" height="44" width="144" valign="center" src="../_sisu/image/sisu.png" alt="SiSU home --&gt;"></a>}
         @doc_details =<<WOK
-<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.fn[:toc]}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.creator.author}</p></td></tr></table>
+<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.file.base_filename.epub}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.creator.author}</p></td></tr></table>
 WOK
       end
       def create
diff --git a/lib/sisu/v3/epub_format.rb b/lib/sisu/v3/epub_format.rb
index 40fe8816..31bae51b 100644
--- a/lib/sisu/v3/epub_format.rb
+++ b/lib/sisu/v3/epub_format.rb
@@ -1718,50 +1718,12 @@ WOK
 </html>}
     end
   end
-  class Widget < Head_information
-    def initialize(md)
-      super(md)
-      @md=md
-      @cf_defaults=SiSU_Env::Info_processing_flag.new
-    end
-    def home
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="../index.html" target="_top">
-  #{@vz.png_homepage}</a>
-</td>
-}
-    end
-    def search
-      env=SiSU_Env::Info_env.new(@md.fns,@md)
-      env.widget.search_form('sisusearch',nil,nil,true)
-    end
-    def manifest
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-    #{@vz.nav_txt_manifest}
-  </a>
-</td>}
-    end
-  end
-  class XML
-  end
   class Head_toc < Head_information
     def initialize(md)
       super(md)
       @md=md
       @tocband_segtoc=make_seg
     end
-    def concordance_navigation_band(type='')
-      if type=~/pdf/
-        @tocband_concordance=make_concordance
-      end
-      %{<p class="align_right">
-  <a href="index.html" target="_top">
-    #{@vz.epub_png_nav_toc}
-  </a>
-</p>
-}
-    end
     def seg_head_navigation_band
       firstseg=%{<a href="#{@md.firstseg}#{Sfx[:epub_xhtml]}" target="_top">
       #{@vz.epub_png_nav_nxt}
@@ -1778,30 +1740,17 @@ WOK
       ? ''
       : %{<p class="align_right">#{firstseg}</p>}
     end
-    def manifest_link(text) #watch fix removed font size 2
-  %{ <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>#{text}</a>}
+    def manifest_link(text)
+  %{ <a href="#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}" target="_top" #{@vz.js_manifest}>#{text}</a>}
     end
     def concordance_link(text) #watch fix removed font size 2
       if @md.concord_make
-  %{<a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+  %{<a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>}
       else ''
       end
     end
-    def make_concordance
-      manifest=scroll=seg=''
-      wgt=Widget.new(@md)
-      %{<table summary="toc scroll and segment with pdf" border="0" cellpadding="3" cellspacing="0">
-<tr>
-  #{wgt.seg(@vz.nav_txt_toc_link)}#{wgt.scroll(@vz.nav_txt_doc_link)}#{wgt.pdf}#{wgt.odf}
-<td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.concordance(@vz.nav_txt_concordance)}
-  #{wgt.manifest}
-  #{wgt.search}
-  #{wgt.home}
-</tr></table>}
-    end
     def head
       %{#{doc_type}
 <head>
@@ -1815,7 +1764,7 @@ WOK
       if @md.concord_make
       %{#{@vz.margin_css}
   <h4 class="toc">
-    <a href="./#{@md.fn[:concordance]}" #{@vz.js_concordance}>
+    <a href="./#{@md.file.base_filename.html_concordance}" #{@vz.js_concordance}>
       <i>Concordance</i>
     </a>
   </h4>
@@ -1879,10 +1828,6 @@ WOK
   </h4>
 #{@vz.table_close}}
     end
-    def seg_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      metadata
-    end
   end
   class Head_seg < Head_information
     def initialize(md)
@@ -1896,225 +1841,15 @@ WOK
     #{@md.html_title}
   </title>
 <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{@vz.font_css_table_file}
+#{@css.xhtml_epub}
 </head>
-#{@vz.color_body}
-#{@vz.js_top}}
-    end
-    def title_banner(title,subtitle,creator)
-    end
-    def dot_control_pre_next
-      %{<table summary="segment hidden control pre and next" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
-<tr><td align="left">
-  <a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker-1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_prev}>
-    #{@vz.png_nav_dot_pre}
-  </a>
-</td>
-<td align="center">
-  <a href="#{@index}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_toc}>
-    #{@vz.png_nav_dot_toc}
-  </a>
-</td>
-<td align="right">
-  <a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker+1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_next}>
-    #{@vz.png_nav_dot_nxt}
-  </a>
-#{@vz.table_close}}
-    end
-    def dot_control_pre
-      %{<table summary="segment hidden control pre" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
-<tr><td align="left">
-  <a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker-1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_prev}>
-    #{@vz.png_nav_dot_pre}
-  </a>
-</td>
-<td align="center">
-  <a href="#{@index}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_toc}>
-    #{@vz.png_nav_dot_toc}
-  </a>
-</td>
-<td align="right">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_next}>
-    #{@vz.png_nav_dot_nxt}
-  </a>
-#{@vz.table_close}}
-    end
-    def toc_nav(f_pre=false,f_nxt=false,use=1)
-      pre=nxt=''
-      toc=%{<a href="#{@index}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_toc}>
-  #{@vz.epub_png_nav_toc}
-</a>
-}
-      pre=%{<a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker-use]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_prev}>
-  #{@vz.epub_png_nav_pre}
-</a>
-} if f_pre==true
-      nxt=%{<a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker+1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_next}>
-    #{@vz.epub_png_nav_nxt}
-  </a>
-} if f_nxt==true
-      DISABLE[:epub][:internal_navigation] \
-      ? ''
-      : %{<p class="align_right">
-#{pre}
-#{toc}
-#{nxt}
-</p>
-}
-    end
-    def toc_next2
-      pre,nxt=false,true
-      toc_nav(false,true).dup
-    end
-    def toc_pre_next2
-      toc_nav(true,true).dup
-    end
-    def toc_pre2
-      toc_nav(true,false).dup
-    end
-    def manifest_link(text)
-  %{<a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-      #{text}
-    </a>}
-    end
-    def concordance_link(text)
-      if @md.concord_make
-  %{<a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>}
-      else ''
-      end
-    end
-    def doc_types #used in seg_nav_band ###
-      scroll=seg=''
-      wgt=Widget.new(@md)
-      x=if @md.concord_make
-        %{
-<table summary="segment navigation available documents types: toc,doc,pdf,concordance" border="0" cellpadding="3" cellspacing="0">
-<tr>
-  #{wgt.seg(@vz.nav_txt_toc_link)}
-  #{wgt.scroll(@vz.nav_txt_doc_link)}
-  #{wgt.pdf}#{wgt.odf}
-<td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.concordance(@vz.nav_txt_concordance)}
-  #{wgt.manifest}
-  #{wgt.search}
-  #{wgt.home}
-</tr></table>}
-      else
-        %{
-<table summary="segment navigation available documents types: toc,doc,pdf,concordance" border="0" cellpadding="3" cellspacing="0">
-<tr>
-  #{wgt.seg(@vz.nav_txt_toc_link)}
-  #{wgt.scroll(@vz.nav_txt_doc_link)}
-  #{wgt.pdf}#{wgt.odf}
-<td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.manifest}
-  #{wgt.search}
-  #{wgt.home}
-</tr></table>}
-      end
-    end
-    def navigation_table
-      %{<table summary="navigation segment table" width=#{@vz.table_width_1} border="0" bgcolor="white" cellpadding="0">
-<tr><th width="#{@@indent['leve_1']}" align="right">
-</td>
-<td valign="top">
-  <font size=2>}
-    end
-    def navigation_table1
-      %{<table summary="navigation segment table1" width=#{@vz.table_width_1} border="0" cellpadding=#{@vz.table_cellpad_box} bgcolor=#{@vz.color_table1} align="left">
-<tr><td valign="top">
-  <font size="2">}
-    end
-    def navigation_table2
-      %{<table summary="navigation segment table2" width=#{@vz.table_width_2} border="0" cellpadding=#{@vz.table_cellpad_box} bgcolor=#{@vz.color_table2} align="left">
-<tr><td valign="top">
-  <font size="2">}
-    end
-    def heading_advert_local_1
-      dir=SiSU_Env::Info_env.new(@fns)
-      %{  <p class="center">
-<table summary="image" border="0" cellpadding="3" cellspacing="0" align="center">
-<tr><td align="center" bgcolor="white">
-  <a href="http://#{@md.ad_url}#{Sfx[:epub_xhtml]}" target="_top">
-    <img border="0" src="#{dir.url.images_epub}/#{@md.ad_png}" alt="#{@md.ad_alt}" />
-  </a>
-#{@vz.table_close}
-</p>}
-    end
-    def heading_advert_local_2
-      dir=SiSU_Env::Info_env.new(@fns)
-      %{  <p class="center">
-<table summary="image" border="0" cellpadding="3" cellspacing="0" align="center">
-<tr><td align="center" bgcolor="white">
-  <a href="#{@md.ad_url}#{Sfx[:epub_xhtml]}" target="_top">
-    <img border="0" src="#{dir.url.images_epub}/#{@md.ad_png}" alt="#{@md.ad_alt}" />
-  </a>
-#{@vz.table_close}
-</p>}
-    end
-    def heading_advert_external
-      dir=SiSU_Env::Info_env.new(@fns)
-      %{  <p class="center">
-<table summary="image" border="0" cellpadding="3" cellspacing="0" align="center">
-<tr><td align="center" bgcolor="white">
-  <a href="#{@md.ad_url}#{Sfx[:epub_xhtml]}" target="external">
-    <img border="0" src="#{dir.url.images_epub}/#{@md.ad_png}" alt="#{@md.ad_alt}" />
-  </a>
-#{@vz.table_close}
-</p>}
-    end
-    def navigation_band(segtocband) #change name to navigaion_band_banner
-      %{#{segtocband}
-}
-    end
-    def navigation_band_bottom(segtocband,seg_table_top_control) #change name to navigaion_band_bannerless
-      %{
-<div class="main_column">
-  <table summary="segment navigation band" bgcolor=#{@vz.color_band1} width="100%"><tr>
-  <td width="70%" align="center">
-    #{doc_types}
-  </td>
-  <td width="30%" align="right">
-    #{segtocband}
-  </td></tr>
-  </table>
-  #{seg_table_top_control}
-</div>
-}
+#{@vz.color_body}}
     end
     def endnote_mark
 %{
   <hr class="endnote" />
 }
     end
-    def endnote_section_open
-%{
-<div class="endnote">
-}
-    end
-    def endnote_section_close
-%{
-</div>
-} #revisit
-    end
-    def head
-      %{#{doc_type}
-<head>
-  <title>
-    #{@seg_name_xhtml[@seg_name_xhtml_tracker]} -
-    #{@md.html_title}
-  </title>
-<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{@css.xhtml_epub}
-</head>
-#{@vz.color_body}}
-    end
-    def toc_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      toc_metadata
-    end
     def title_banner(title,subtitle,creator)
     end
   end
diff --git a/lib/sisu/v3/epub_segments.rb b/lib/sisu/v3/epub_segments.rb
index 6ad278f4..5e08968a 100644
--- a/lib/sisu/v3/epub_segments.rb
+++ b/lib/sisu/v3/epub_segments.rb
@@ -70,8 +70,6 @@ module SiSU_EPUB_seg
         filename_seg << @seg[:title] << @seg[:nav]
         if @type=='endnotes'
           @seg[:headings]=[]
-          format_head_seg=SiSU_EPUB_Format::Head_seg.new(@md)
-          @seg[:headings] << format_head_seg.title_banner(@md.title.main,@md.title.sub,@author)
           txt_obj={ txt: 'Endnotes', ocn_display: ''}
           format_seg=SiSU_EPUB_Format::Format_seg.new(@md,txt_obj)
           @seg[:headings] << format_seg.title_heading1
@@ -79,8 +77,6 @@ module SiSU_EPUB_seg
         elsif @type=='idx'
           @seg[:headings]=[]
           format_head_seg=SiSU_EPUB_Format::Head_seg.new(@md)
-          @seg[:headings] << format_head_seg.title_banner(@md.title.main,@md.title.sub,@author)
-          txt_obj={ txt: 'Index', ocn_display: ''}
           format_seg=SiSU_EPUB_Format::Format_seg.new(@md,txt_obj)
           @seg[:headings] << format_seg.title_heading1
           filename_seg << @seg[:heading_idx] << @seg[:headings] << %{\n<div class="content">\n} << @seg[:idx] << '</div>'
@@ -132,10 +128,9 @@ WOK
     @@loop_count=@@seg_total=@@tracker=0
     @@is4=@@is3=@@is2=@@is1=0
     @@heading1=@@heading2=@@heading3=@@heading4=0
-    @@seg[:nav],@@seg[:title],@@seg[:headings],@@seg[:main],@@seg[:idx],@@seg[:tail],@@seg_subtoc_array,@@seg_endnotes_array,@@seg[:endnote_all]=Array.new(10){[]}
+    @@seg[:title],@@seg[:headings],@@seg[:main],@@seg[:idx],@@seg[:tail],@@seg_subtoc_array,@@seg_endnotes_array,@@seg[:endnote_all]=Array.new(8){[]}
     @@seg[:heading_endnotes]=''
     @@tablehead,@@number_of_cols=0,0
-    @@segtocband=nil
     @@fns_previous=''
     attr_reader :seg_name_xhtml,:seg_name_xhtml_tracker
     def initialize(md='',data='')
@@ -298,30 +293,16 @@ WOK
     end
     def heading_art(dob)
       format_head_seg=SiSU_EPUB_Format::Head_seg.new(@md)
-      if dob.is=='heading' \
-      and dob.ln =~/^[1-6]/
-        @@seg[:dot_nav]= (@@tracker < @@seg_total-1) \
-        ? format_head_seg.dot_control_pre_next
-        : format_head_seg.dot_control_pre
-      end
       @@seg[:title]=format_head_seg.head
     end
     def head(dob)
       clean=/<!.*?!>|<:.*?>$/
-      format_head_seg=SiSU_EPUB_Format::Head_seg.new(@md)
-      if @@tracker < @@seg_total-1
-        @@segtocband=(@@tracker==0) \
-        ? format_head_seg.toc_next2
-        : format_head_seg.toc_pre_next2
-      else @@segtocband=format_head_seg.toc_pre2 #if format_head_seg.toc_pre2
-      end
       @p_num ||= ''
       if @@is1==1
         if defined? @md.creator.author \
         and @md.creator.author
           @author=%{<b>#{@md.creator.author}</b>\n}
         end
-        @@seg[:nav] << format_head_seg.navigation_band(@@segtocband)
         ocn=if @@heading1[/.+?#{Mx[:id_o]}~(\d+);(?:[oh]|[0-6]:)\d+;\w\d+#{Mx[:id_c]}#{Mx[:id_o]}#{@dp}:#{@dp}#{Mx[:id_c]}$/]; $1 #fix
         else ''
         end
@@ -452,8 +433,7 @@ WOK
       @@seg[:close] << format_head_seg.xhtml_close
     end
     def reinitialise
-      @@seg[:title],@@seg[:dot_nav],@@seg[:nav],@@seg[:headings],@@seg[:main],@@seg[:tail],@@seg[:credits]=Array.new(8){[]}
-      @@segtocband=nil
+      @@seg[:title],@@seg[:headings],@@seg[:main],@@seg[:tail],@@seg[:credits]=Array.new(5){[]}
     end
     def cleanup
       reinitialise
diff --git a/lib/sisu/v3/html.rb b/lib/sisu/v3/html.rb
index f1fab3c4..85c1d602 100644
--- a/lib/sisu/v3/html.rb
+++ b/lib/sisu/v3/html.rb
@@ -146,7 +146,7 @@ module SiSU_HTML
         @md.opt.cmd=@md.opt.cmd.gsub(/H/,'h')
         @md.file_type='html' if @md.opt.cmd =~/[hon]/
         directories
-        newfilename=%{#{@env.path.output}/#{@md.fnb}/#{@md.fn[:index]}} if @md.file_type =~/html/
+        newfilename=%{#{@md.file.output_path.html_scroll.dir}/#{@md.file.base_filename.html_segtoc}} if @md.file_type =~/html/
         dal_array=@particulars.dal_array # dal file drawn here
         @tuned_file_array=SiSU_HTML_Tune::Tune.new(dal_array,@md).songsheet
         @tuned_file_array
diff --git a/lib/sisu/v3/html_format.rb b/lib/sisu/v3/html_format.rb
index e852780a..3dd0cecc 100644
--- a/lib/sisu/v3/html_format.rb
+++ b/lib/sisu/v3/html_format.rb
@@ -176,7 +176,7 @@ module SiSU_HTML_Format
     end
     def seg(text)
       %{<td align="center" bgcolor="#99CC66">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_doc}>
+  <a href="#{@md.file.base_filename.html_segtoc}" target="_top" #{@vz.js_doc}>
     #{text}
   </a>
 </td>
@@ -253,7 +253,7 @@ module SiSU_HTML_Format
       if @md.concord_make \
       and @md.wc_words < 300000 #max word count for display of concordance here as would now be a large file
   %{<td align="center" bgcolor=#{@vz.color_band2}>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+    <a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>
   </td>}
@@ -336,13 +336,13 @@ WOK
     def manifest_link(text)
 #     @file=SiSU_Env::SiSU_file.new(@md) if @md
   %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>#{text}</a>
+    <a href="#{@md.file.base_filename.manifest}" target="_top" #{@vz.js_manifest}>#{text}</a>
   </font>}
     end
     def concordance_link(text)
       if @md.concord_make
   %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+    <a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>
   </font>}
@@ -406,7 +406,7 @@ WOK
       if @md.concord_make
       %{#{@vz.margin_css}
   <h4 class="toc">
-    <a href="./#{@md.fn[:concordance]}" #{@vz.js_concordance}>
+    <a href="./#{@md.file.base_filename.html_concordance}" #{@vz.js_concordance}>
       <i>Concordance</i>
     </a>
   </h4>
@@ -431,7 +431,7 @@ WOK
      Quick Ref.:
   </li>
   <li class="ref">
-    <a href="#{@md.fn[:manifest]}" alt="Document Manifest" target="_top">
+    <a href="#{@md.file.base_filename.manifest}" alt="Document Manifest" target="_top">
       Manifest
     </a>
   </li>
@@ -452,7 +452,7 @@ WOK
      Quick Ref.:
   </li>
   <li class="ref">
-    <a href="#{@md.fn[:manifest]}" alt="Document Manifest" target="_top">
+    <a href="#{@md.file.base_filename.manifest}" alt="Document Manifest" target="_top">
       Manifest
     </a>
   </li>
@@ -553,10 +553,6 @@ WOK
   </h4>
 #{@vz.table_close}}
     end
-    def seg_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      metadata
-    end
     def seg_tail
       %{
 <div class="main_column">
@@ -625,24 +621,6 @@ WOK
     def initialize(md) #(md='')
       super(md)
     end
-    def head
-      rdf=SiSU_XML_tags::RDF.new(@md)
-      %{#{doc_type}
-<head>
-  <title>
-    #{@seg_name_html[@seg_name_html_tracker]} -
-    #{@md.html_title}
-  </title>
-<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{rdf.metatag_html}
-#{@vz.font_css_table_file}
-</head>
-#{@vz.color_body}
-<a name="top" id="top"></a>
-<a name="up" id="up"></a>
-<a name="start" id="start"></a>
-#{@vz.js_top}}
-    end
     def title_banner(title,subtitle,creator)
     end
     def dot_control_pre_next
@@ -676,7 +654,7 @@ WOK
     def dot_control_pre
       pre="#{@seg_name_html[@seg_name_html_tracker-2]}#{@md.lang_code_insert}#{Sfx[:html]}"
       up="#{@toc}#{@md.lang_code_insert}#{Sfx[:html]}"
-      nxt="#{@md.fn[:toc]}"
+      nxt="#{@md.file.base_filename.html_segtoc}"
       %{<table summary="segment hidden control pre" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
 <tr><td align="left">
   <a href="#{pre}" target="_top" #{@vz.js_prev}>
@@ -738,7 +716,7 @@ WOK
     end
     def manifest_link(text)
   %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
+    <a href="#{@md.file.base_filename.manifest}" target="_top" #{@vz.js_manifest}>
       #{text}
     </a>
   </font>}
@@ -746,7 +724,7 @@ WOK
     def concordance_link(text)
       if @md.concord_make
   %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+    <a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>
   </font>}
@@ -864,24 +842,6 @@ WOK
 %{
 </div>
 } #revisit
-    end
-    def head
-      rdf=SiSU_XML_tags::RDF.new(@md)
-      %{#{doc_type}
-<head>
-  <title>
-    #{@seg_name_html[@seg_name_html_tracker]} -
-    #{@md.html_title}
-  </title>
-<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{rdf.metatag_html}
-#{@css.html}
-</head>
-#{@vz.color_body}
-<a name="top" id="top"></a>
-<a name="up" id="up"></a>
-<a name="start" id="start"></a>
-#{@vz.js_top}}
     end
     def head_seg
       rdf=SiSU_XML_tags::RDF.new(@md)
@@ -901,10 +861,6 @@ WOK
 <a name="start" id="start"></a>
 #{@vz.js_top}}
     end
-    def toc_metadata
-      @metalink=%{./#{@md.fn[:meatadata]}}
-      toc_metadata
-    end
     def title_banner(title,subtitle,creator)
       %{
 <div class="summary">
diff --git a/lib/sisu/v3/manpage.rb b/lib/sisu/v3/manpage.rb
index 2dcccb5a..8cbdb47c 100644
--- a/lib/sisu/v3/manpage.rb
+++ b/lib/sisu/v3/manpage.rb
@@ -176,7 +176,7 @@ GSUB
 .TP
 Other versions of this document:
 .TP
-manifest: <#{vz.url_root_http}/#{@md.fnb}/#{@md.fn[:manifest]}>
+  manifest: <#{@md.file.output_path.digest.url}/#{@md.file.base_filename.digest}>
 .TP
 at: <#{vz.url_site}>
 .TP
diff --git a/lib/sisu/v3/odf.rb b/lib/sisu/v3/odf.rb
index 4cf46d99..6cdbd57b 100644
--- a/lib/sisu/v3/odf.rb
+++ b/lib/sisu/v3/odf.rb
@@ -154,8 +154,8 @@ module SiSU_ODF
         else ''
         end
         url=@md.fnb
-        fn=@md.fn[:manifest]
-        manifest="#{@env.url.root}/#{@md.fnb}/#{@md.fn[:manifest]}"
+        fn=@md.file.base_filename.manifest
+        manifest="#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}"
         @@odf[:tail] << %{<text:p text:style-name="P_normal">Available document outputs: <br /> &lt;<text:a xlink:type="simple" xlink:href="#{manifest}">#{manifest}</text:a>&gt;</text:p>}
         @@odf[:tail] << %{\n<text:p text:style-name="P_normal">SiSU: &lt;<text:a xlink:type="simple" xlink:href="http://www.jus.uio.no/lm">www.jus.uio.no/sisu</text:a>&gt; and &lt;<text:a xlink:type="simple" xlink:href="http://www.sisudoc.org">www.sisudoc.org</text:a>&gt;</text:p>}
         @@odf[:tail] << "\n</office:text></office:body></office:document-content>"
@@ -719,7 +719,7 @@ WOK
           od.puts para unless para =~/\A\s*\Z/
         end
         od.close
-        opendoc=@md.fn[:odf]
+        opendoc=@md.file.base_filename.odt #watch where output by language
         FileUtils::mkdir_p(@md.file.output_path.odt.dir) unless FileTest.directory?(@md.file.output_path.odt.dir)
         if FileTest.directory?(@env.processing_path.odt)
           pwd=Dir.pwd
diff --git a/lib/sisu/v3/plaintext.rb b/lib/sisu/v3/plaintext.rb
index 533e35df..f9a2a235 100644
--- a/lib/sisu/v3/plaintext.rb
+++ b/lib/sisu/v3/plaintext.rb
@@ -200,12 +200,12 @@ WOK
         @plaintext[:tail] <<<<WOK
 #{@br}
 plaintext (plain text):
-   #{base_url}/#{@md.fn[:plain]}#{@br}
+   #{@md.file.output_path.txt.url}/#{@md.file.base_filename.txt}#{@br}
 Other versions of this document: #{@br}
 manifest:
-   #{base_url}/#{@md.fn[:manifest]}#{@br}
+   #{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}#{@br}
 at:
-   #{@env.url.root}#{@br}
+   #{@md.file.output_path.base.url}#{@br}
 
 #{sc}
 * #{generator}
diff --git a/lib/sisu/v3/shared_metadata.rb b/lib/sisu/v3/shared_metadata.rb
index 06d382c3..ca81998b 100644
--- a/lib/sisu/v3/shared_metadata.rb
+++ b/lib/sisu/v3/shared_metadata.rb
@@ -1001,7 +1001,7 @@ WOK
       language=l[:n]
       tr=SiSU_Translate::Source.new(@md,language)
       tag="Document Manifest @"
-      inf="#{@br}#{base_html}/#{@md.fn[:manifest]}"
+      inf="#{@br}#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}"
       meta << meta_para(tag,inf)
       if defined? @md.title.full \
       and @md.title.full=~/\S+/
diff --git a/lib/sisu/v3/texpdf_format.rb b/lib/sisu/v3/texpdf_format.rb
index 76fc5d37..25cb0c63 100644
--- a/lib/sisu/v3/texpdf_format.rb
+++ b/lib/sisu/v3/texpdf_format.rb
@@ -1549,16 +1549,6 @@ Generated by \\href{http://www.jus.uio.no/sisu}{SiSU www.jus.uio.no/sisu } \\\\
 \\uline{ #{v[:project]} #{v[:version]} of #{v[:date_stamp]}}
 
 \\end{small}}&
-WOK
-    end
-    def manifest_info
-      url=@md.fnb.gsub(/(?:\\)*([$&~%_#}{^])/,'\\\\\1')
-      fn=@md.fn[:manifest].gsub(/(?:\\)*([$&~%_#}{^])/,'\\\\\1')
-<<WOK
-{\\begin{footnotesize}
-\\\\ For alternative output formats of this document check:
-\\\\ #{@brace_url.tex_open}\\begin{scriptsize}\\href{#{@vz.url_root_http}/#{url}/#{fn}}{#{@vz.url_root_http}/#{url}/#{fn}}\\end{scriptsize}#{@brace_url.tex_close}
-\\end{footnotesize}}&
 WOK
     end
     def endnotes #not used should be inserted before MetaData section which preceeds doc_tail, but is "part of document"
diff --git a/lib/sisu/v3/update.rb b/lib/sisu/v3/update.rb
index e46743ec..5b5430e2 100644
--- a/lib/sisu/v3/update.rb
+++ b/lib/sisu/v3/update.rb
@@ -83,42 +83,48 @@ module SiSU_Update_control_flag
         @env=SiSU_Env::Info_env.new(@md.fns)
         out=@env.path.output
         @base_path="#{out}/#{@md.fnb}"
+        @pdf_fn=SiSU_Env::SiSU_file.new(@md).base_filename
       end
       def set_flags #-mNhwpoabxXyv
         flag='-v'
-        if FileTest.file?("#{@base_path}/#{@md.fn[:doc]}")==true
+        if FileTest.file?("#{@md.file.output_path.txt.dir}/#{@md.file.base_filename.txt}")==true
           flag=flag + 'a'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:toc]}")==true \
-        or FileTest.file?("#{@base_path}/#{@md.fn[:doc]}")==true
+        if FileTest.file?("#{@md.file.output_path.html_seg.dir}/#{@md.file.base_filename.html_seg}")==true
+        or FileTest.file?("#{@md.file.output_path.html_scroll.dir}/#{@md.file.base_filename.html_scroll}")==true
           flag=flag + 'h'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:xhtml]}")==true
+        if FileTest.file?("#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}")==true
           flag=flag + 'b'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:sax]}")==true
+        if FileTest.file?("#{@md.file.output_path.xml_sax.dir}/#{@md.file.base_filename.xml_sax}")==true
           flag=flag + 'x'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:dom]}")==true
+        if FileTest.file?("#{@md.file.output_path.xml_dom.dir}/#{@md.file.base_filename.xml_dom}")==true
           flag=flag + 'X'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:odf]}")==true
+        if FileTest.file?("#{@md.file.output_path.epub.dir}/#{@md.file.base_filename.epub}")==true
+          flag=flag + 'e'
+        end
+        if FileTest.file?("#{@md.file.output_path.odt.dir}/#{@md.file.base_filename.odt}")==true
           flag=flag + 'o'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:pdf_p]}")==true \
-        or FileTest.file?("#{@base_path}/#{@md.fn[:pdf_l]}")==true
+        if FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_p_a4}")==true \
+        or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_l_a4}")==true \
+        or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_p_letter}")==true \
+        or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_l_letter}")==true
           flag=flag + 'p'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:concordance]}")==true
+        if FileTest.file?("#{@md.file.output_path.html_concordance.dir}/#{@md.file.base_filename.html_concordance}")==true
           flag=flag + 'w'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:digest]}")==true
+        if FileTest.file?("#{@md.file.output_path.digest.dir}/#{@md.file.base_filename.digest}")==true
           flag=flag + 'N'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fns}")==true
+        if FileTest.file?("#{@md.file.output_path.src.dir}/#{@md.file.base_filename.src}")==true
           flag=flag + 's'
         end
-        if FileTest.file?("#{@base_path}/sisupod.tgz")==true
+        if FileTest.file?("#{@md.file.output_path.sisupod.dir}/#{@md.file.base_filename.sisupod}")==true
           flag=flag + 'S'
         end
         puts flag
diff --git a/lib/sisu/v3/xhtml.rb b/lib/sisu/v3/xhtml.rb
index 7f910e47..6f8c6da5 100644
--- a/lib/sisu/v3/xhtml.rb
+++ b/lib/sisu/v3/xhtml.rb
@@ -83,9 +83,10 @@ module SiSU_XHTML
         unless @opt.cmd =~/q/
           path=@env.path.output_tell
           loc=@env.url.output_tell
-
-          tool=if @opt.cmd =~/[MV]/; "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}#{path}/#{@md.fnb}/#{@md.fn[:xhtml]}\n\t#{@env.program.xml_viewer} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}#{path}/#{@md.fnb}/#{@md.fn[:xhtml]}"
-          elsif @opt.cmd =~/v/; "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}"
+          tool=if @opt.cmd =~/[MV]/
+            "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}"
+          elsif @opt.cmd =~/v/
+            "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}"
           else "[#{@opt.f_pth[:lng_is]}] #{@opt.fns}"
           end
           @opt.cmd=~/[MVvz]/ \
diff --git a/lib/sisu/v3/xml_format.rb b/lib/sisu/v3/xml_format.rb
index 39e5d7b8..c0d9d622 100644
--- a/lib/sisu/v3/xml_format.rb
+++ b/lib/sisu/v3/xml_format.rb
@@ -406,89 +406,6 @@ WOK
 </html>}
     end
   end
-  class Widget < Head_information
-    def initialize(md)
-      super(md)
-      @md=md
-      @cf_defaults=SiSU_Env::Info_processing_flag.new
-    end
-    def home
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="../index.html" target="_top">
-  #{@vz.png_homepage}</a>
-</td>
-}
-    end
-    def scroll(text)
-      if @md.fns =~ /\.(?:-|ssm\.)?sst$/
-        scroll=%{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:doc]}" target="_top" #{@vz.js_doc}>
-    #{text}
-  </a>
-</td>
-}
-      end
-    end
-    def seg(text)
-      %{<td align="center" bgcolor="#99CC66">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_doc}>
-    #{text}
-  </a>
-</td>
-}
-    end
-    def search
-      env=SiSU_Env::Info_env.new(@md.fns,@md)
-      env.widget.search_form('sisusearch',nil,nil,true)
-    end
-    def manifest
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-    #{@vz.nav_txt_manifest}
-  </a>
-</td>}
-    end
-    def pdf
-      pdf=if @md.programs[:pdf] \
-      and @cf_defaults.cf_0 =~/p/
-        %{
-<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:pdf_p]}" target="_top" #{@vz.js_portrait}>
-    #{@vz.nav_txt_pdf_portrait}
-  </a>
-</td>
-<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:pdf_l]}" target="_top" #{@vz.js_landscape}>
-    #{@vz.nav_txt_pdf_landscape}
-  </a>
-</td>
-}
-      else ''
-      end
-    end
-    def odf
-      odf=if @cf_defaults.cf_0 =~/o/
-        %{
-<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:odf]}" target="_top" #{@vz.js_odf}>
-    #{@vz.nav_txt_odf}
-  </a>
-</td>}
-      else ''
-      end
-    end
-    def concordance(text)
-      if @md.concord_make \
-      and @md.wc_words < 300000 #max word count for display of concordance here as would now be a large file
-  %{<td align="center" bgcolor=#{@vz.color_band2}>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>
-  </td>}
-      else ''
-      end
-    end
-  end
   class XML
   end
   class Head_toc < Head_information
@@ -571,21 +488,6 @@ WOK
 #{@vz.table_close}
 <p />}
     end
-    def manifest_link(text)
-  %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>#{text}</a>
-  </font>}
-    end
-    def concordance_link(text)
-      if @md.concord_make
-  %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>
-  </font>}
-      else ''
-      end
-    end
     def make_seg_scroll_pdf
       wgt=Widget.new(@md)
       scroll=%{<td align="center" bgcolor=#{@vz.color_band2}>
@@ -649,60 +551,6 @@ WOK
 <a name="up" id="up"></a>
 <a name="start" id="start"></a>
 #{@vz.js_top}}
-    end
-    def concordance
-      if @md.concord_make
-      %{#{@vz.margin_css}
-  <h4 class="toc">
-    <a href="./#{@md.fn[:concordance]}" #{@vz.js_concordance}>
-      <i>Concordance</i>
-    </a>
-  </h4>
-#{@vz.table_close}}
-      else
-      %{#{@vz.margin_css}
-#{@vz.table_close}}
-      end
-    end
-    def links_guide_vertical_open #???
-      url=(((defined? @vz.url_hp) && @vz.url_hp =~/^https?:\/\/\S+$/) ? @vz.url_hp : @vz.url_home)
-      %{
-<div id="vertical_links">
-  <ul id="vertical">
-  <li class="refbold">
-    <a href="#{url}" #{@vz.js_home}>
-      #{@vz.txt_hp}
-    </a>
-  </li>
-  <li class="ref">
-     Quick Ref.:
-  </li>
-  <li class="ref">
-    <a href="#{@md.fn[:manifest]}" target="_top">
-      Manifest
-    </a>
-  </li>
-<!- quick ref -!>}
-    end
-    def links_guide_horizontal_open #???
-      url=(((defined? @vz.url_hp) && @vz.url_hp =~/^https?:\/\/\S+$/) ? @vz.url_hp : @vz.url_home)
-      %{
-<div id="horizontal_links">
-  <ul id="horizontal">
-  <li class="refbold">
-    <a href="#{url}" #{@vz.js_home}>
-      #{@vz.txt_hp}
-    </a>
-  </li>
-  <li class="ref">
-     Quick Ref.:
-  </li>
-  <li class="ref">
-    <a href="#{@md.fn[:manifest]}" target="_top">
-      Manifest
-    </a>
-  </li>
-<!- quick ref -!>}
     end
     def links_guide_open(type='horizontal')
       if type=='vertical'; links_guide_vertical_open
@@ -795,10 +643,6 @@ WOK
   </h4>
 #{@vz.table_close}}
     end
-    def seg_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      metadata
-    end
     def seg_tail
       %{
 <div class="main_column">
@@ -904,24 +748,6 @@ WOK
   <a href="#{@seg_name_html[@seg_name_html_tracker+1]}#{@md.lang_code_insert}#{Sfx[:xhtml]}" target="_top" #{@vz.js_next}>
     #{@vz.png_nav_dot_nxt}
   </a>
-#{@vz.table_close}}
-    end
-    def dot_control_pre
-      %{<table summary="segment hidden control pre" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
-<tr><td align="left">
-  <a href="#{@seg_name_html[@seg_name_html_tracker-2]}#{@md.lang_code_insert}#{Sfx[:xhtml]}" target="_top" #{@vz.js_prev}>
-    #{@vz.png_nav_dot_pre}
-  </a>
-</td>
-<td align="center">
-  <a href="#{@index}#{@md.lang_code_insert}#{Sfx[:xhtml]}" target="_top" #{@vz.js_toc}>
-    #{@vz.png_nav_dot_toc}
-  </a>
-</td>
-<td align="right">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_next}>
-    #{@vz.png_nav_dot_nxt}
-  </a>
 #{@vz.table_close}}
     end
     def toc_nav(f_pre=false,f_nxt=false,use=1)
@@ -959,23 +785,6 @@ WOK
     def toc_pre2
       toc_nav(true,false,2).dup
     end
-    def manifest_link(text)
-  %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-      #{text}
-    </a>
-  </font>}
-    end
-    def concordance_link(text)
-      if @md.concord_make
-  %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>
-  </font>}
-      else ''
-      end
-    end
     def doc_types #used in seg_nav_band ###
       scroll=seg=''
       wgt=Widget.new(@md)
@@ -1137,10 +946,6 @@ WOK
 <a name="start" id="start"></a>
 #{@vz.js_top}}
     end
-    def toc_metadata
-      @metalink=%{./#{@md.fn[:meatadata]}}
-      toc_metadata
-    end
     def title_banner(title,subtitle,creator)
       %{
 <div class="summary">
diff --git a/lib/sisu/v3dv/concordance.rb b/lib/sisu/v3dv/concordance.rb
index e51514c3..bc238543 100644
--- a/lib/sisu/v3dv/concordance.rb
+++ b/lib/sisu/v3dv/concordance.rb
@@ -115,7 +115,7 @@ module SiSU_Concordance
         @fnb=@md.fnb
         @lex_button=%{<a href="http://www.jus.uio.no/sisu/" target="_top"><img border="0" height="44" width="144" valign="center" src="#{@file.path_rel_links.html_seg_2}_sisu/image/sisu.png" alt="SiSU home --&gt;"></a>}
         @doc_details =<<WOK
-<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.fn[:toc]}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.author}</p></td></tr></table>
+<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.file.base_filename.html_segtoc}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.author}</p></td></tr></table>
 WOK
       end
       def create
diff --git a/lib/sisu/v3dv/dal_doc_str.rb b/lib/sisu/v3dv/dal_doc_str.rb
index 91fa9458..ba62ad9e 100644
--- a/lib/sisu/v3dv/dal_doc_str.rb
+++ b/lib/sisu/v3dv/dal_doc_str.rb
@@ -467,10 +467,10 @@ module SiSU_DAL_DocumentStructureExtract
                 gsub(/[ ][ ]/m,"#{Mx[:nbsp]*2}").
                 gsub(/#{Mx[:nbsp]}\s/,"#{Mx[:nbsp]*2}")
               t_o=t_o + Mx[:br_nl] if t_o =~/\S+/
-            elsif t_o.is=='group' \
-            or t_o.is=='block' \
-            or t_o.is=='alt' \
-            or t_o.is=='verse'
+            elsif t_o.is==:group \
+            || t_o.is==:block \
+            || t_o.is==:alt \
+            || t_o.is==:verse
               t_o.obj=t_o.obj.gsub(/\n/m,"#{Mx[:br_nl]}").
                 gsub(/[ ][ ]/m,"#{Mx[:nbsp]*2}").
                 gsub(/#{Mx[:nbsp]}\s/,"#{Mx[:nbsp]*2}")
@@ -528,219 +528,6 @@ module SiSU_DAL_DocumentStructureExtract
       h={ obj: str, ocn_: false }
       SiSU_DAL_DocumentStructure::ObjectPara.new.paragraph(h)
     end
-    def metadata
-      meta=[]
-      dir=SiSU_Env::InfoEnv.new(@md.fns)
-      base_html="#{dir.url.root}/#{@md.fnb}"
-      l=SiSU_Env::StandardiseLanguage.new(@md.opt.lng).language
-      language=l[:n]
-      tr=SiSU_Translate::Source.new(@md,language)
-      meta << @pb
-      h={ ln: 2, obj: 'Metadata', ocn_: false }
-      meta << SiSU_DAL_DocumentStructure::ObjectHeading.new.heading(h)
-      h={ ln: 4, name: 'metadata', obj: 'Metadata', autonum_: false, ocn_: false }
-      meta << SiSU_DAL_DocumentStructure::ObjectHeading.new.heading(h) #add ocnm
-      s="Document Manifest @\n #{base_html}/#{@md.fn[:manifest]}"
-      meta << meta_para(s)
-      s="#{Mx[:fa_bold_o]}Dublin Core#{Mx[:fa_bold_c]} (DC)" #add ocnm
-      meta << meta_para(s)
-      s="#{Mx[:fa_italics_o]}DC tags included with this document are provided here.#{Mx[:fa_italics_c]}" #add ocnm
-      meta << meta_para(s)
-      if defined? @md.title.full \
-      and @md.title.full=~/\S+/
-        s="#{tr.full_title}: #{Mx[:fa_underscore_o]}#{@md.title.full}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.author \
-      and @md.creator.author=~/\S+/
-        s="\n#{tr.author}: #{Mx[:fa_underscore_o]}#{@md.creator.author}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.translator \
-      and @md.creator.translator=~/\S+/
-        s="#{tr.translator}: #{Mx[:fa_underscore_o]}#{@md.creator.translator}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.illustrator \
-      and @md.creator.illustrator=~/\S+/
-        s="#{tr.illustrator}: #{Mx[:fa_underscore_o]}#{@md.creator.illustrator}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.prepared_by \
-      and @md.creator.prepared_by=~/\S+/
-        s="\n#{tr.prepared_by}: #{Mx[:fa_underscore_o]}#{@md.creator.prepared_by}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.digitized_by \
-      and @md.creator.digitized_by=~/\S+/
-        s="#{tr.digitized_by}: #{Mx[:fa_underscore_o]}#{@md.creator.digitized_by}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.rights.all \
-      and @md.rights.all=~/\S+/
-        s="\n#{tr.rights}: #{Mx[:fa_underscore_o]}#{@md.rights.all}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.description \
-      and @md.notes.description=~/\S+/
-        s="#{tr.description}: #{Mx[:fa_underscore_o]}#{@md.notes.description}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.subject \
-      and @md.classify.subject=~/\S+/
-        s="#{tr.subject}: #{Mx[:fa_underscore_o]}#{@md.classify.subject}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.publisher \
-      and @md.publisher=~/\S+/
-        s="\n#{tr.publisher}: #{Mx[:fa_underscore_o]}#{@md.publisher}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.creator.contributor \
-      and @md.creator.contributor=~/\S+/
-        s="\n#{tr.contributor}: #{Mx[:fa_underscore_o]}#{@md.creator.contributor}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.abstract \
-      and @md.notes.abstract=~/\S+/
-        s="\n#{tr.abstract}: #{Mx[:fa_underscore_o]}#{@md.notes.abstract}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.created \
-      and @md.date.created=~/\S+/
-        s="\n#{tr.date_created}: #{Mx[:fa_underscore_o]}#{@md.date.created}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.issued \
-      and @md.date.issued=~/\S+/
-        s="\n#{tr.date_issued}: #{Mx[:fa_underscore_o]}#{@md.date.issued}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.available \
-      and @md.date.available=~/\S+/
-        s="\n#{tr.date_available}: #{Mx[:fa_underscore_o]}#{@md.date.available}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.modified \
-      and @md.date.modified=~/\S+/
-        s="\n#{tr.date_modified}: #{Mx[:fa_underscore_o]}#{@md.date.modified}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.valid \
-      and @md.date.valid=~/\S+/
-        s="\n#{tr.date_valid}: #{Mx[:fa_underscore_o]}#{@md.date.valid}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.date.published \
-      and @md.date.published=~/\S+/
-        s="\n#{tr.date}: #{Mx[:fa_underscore_o]}#{@md.date.published}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.loc \
-      and @md.classify.loc=~/\S+/
-        s="\n#{tr.cls_loc}: #{Mx[:fa_underscore_o]}#{@md.classify.loc}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.dewey \
-      and @md.classify.dewey=~/\S+/
-        s="\n#{@cls_dewey}: #{Mx[:fa_underscore_o]}#{@md.classify.dewey}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.pg \
-      and @md.classify.pg=~/\S+/
-        s="\n#{tr.cls_gutenberg}: #{Mx[:fa_underscore_o]}#{@md.classify.pg}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.isbn \
-      and @md.classify.isbn=~/\S+/
-        s="\n#{tr.cls_isbn}: #{Mx[:fa_underscore_o]}#{@md.classify.isbn}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.comment \
-      and @md.notes.comment=~/\S+/
-        s="\n#{tr.comments}: #{Mx[:fa_underscore_o]}#{@md.notes.comment}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.prefix_a \
-      and @md.notes.prefix_a=~/\S+/
-        s="\n#{tr.prefix_a}: #{Mx[:fa_underscore_o]}#{@md.notes.prefix_a}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.notes.prefix_b \
-      and @md.notes.prefix_b=~/\S+/
-        s="\n#{tr.prefix_b}: #{Mx[:fa_underscore_o]}#{@md.notes.prefix_b}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.identifier \
-      and @md.classify.identifier=~/\S+/
-        s="\n#{tr.identifier}: #{Mx[:fa_underscore_o]}#{@md.classify.identifier}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.original.source \
-      and @md.original.source=~/\S+/
-        s="\n#{tr.source}: #{Mx[:fa_underscore_o]}#{@md.original.source}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.title.language \
-      and @md.title.language=~/\S+/
-        s="\n#{tr.language}: #{Mx[:fa_underscore_o]}#{@md.title.language}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.original.language \
-      and @md.original.language=~/\S+/
-        s="\n#{tr.language_original}: #{Mx[:fa_underscore_o]}#{@md.original.language}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.format \
-      and @md.classify.format=~/\S+/
-        s="\n#{tr.format}: #{Mx[:fa_underscore_o]}#{@md.classify.format}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.relation \
-      and @md.classify.relation=~/\S+/
-        s="\n#{tr.relation}: #{Mx[:fa_underscore_o]}#{@md.classify.relation}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.coverage \
-      and @md.classify.coverage=~/\S+/
-        s="\n#{tr.coverage}: #{Mx[:fa_underscore_o]}#{@md.classify.coverage}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.classify.keywords \
-      and @md.classify.keywords=~/\S+/
-        s="\n#{tr.keywords}: #{Mx[:fa_underscore_o]}#{@md.classify.keywords}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      s="#{Mx[:fa_bold_o]}Version Information#{Mx[:fa_bold_c]}"
-      meta << meta_para(s)
-      if defined? @md.fns \
-      and @md.fns=~/\S+/
-        s="#{tr.sourcefile}: #{Mx[:fa_underscore_o]}#{@md.fns}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.file_encoding \
-      and @md.file_encoding=~/\S+/
-        s="Filetype: #{Mx[:fa_underscore_o]}#{@md.file_encoding}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.dgst \
-      and @md.dgst.class==Array
-        s="Source Digest: #{@md.dgst[0]} #{Mx[:fa_underscore_o]}#{@md.dgst[1]}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      if defined? @md.dgst_skin \
-      and @md.dgst_skin.class==Array
-        s="Skin Digest: #{@md.dgst_skin[0]} #{Mx[:fa_underscore_o]}#{@md.dgst_skin[1]}#{Mx[:fa_underscore_c]}"
-        meta << meta_para(s)
-      end
-      s="#{Mx[:fa_bold_o]}Generated#{Mx[:fa_bold_c]}"
-      meta << meta_para(s)
-      s="#{tr.last_generated}: #{Mx[:fa_underscore_o]}#{Time.now}#{Mx[:fa_underscore_c]}"
-      meta << meta_para(s)
-      s="#{tr.sisu_version}: #{Mx[:fa_underscore_o]}#{@md.sisu_version[:project]}#{Mx[:fa_underscore_c]}  #{Mx[:fa_underscore_o]}#{@md.sisu_version[:version]}#{Mx[:fa_underscore_c]} of #{@md.sisu_version[:date_stamp]} (#{@md.sisu_version[:date]})"
-      meta << meta_para(s)
-      meta
-    end
     def build_lines(type='')
       lines,lines_new=@data,[]
       lines.each do |line|
diff --git a/lib/sisu/v3dv/db_import.rb b/lib/sisu/v3dv/db_import.rb
index a2b66937..93b47029 100644
--- a/lib/sisu/v3dv/db_import.rb
+++ b/lib/sisu/v3dv/db_import.rb
@@ -113,6 +113,7 @@ module SiSU_DbImport
       @id_n =0 if @col[:lid].nil? or @col[:lid].to_s.empty?
       @col[:lv1]=@col[:lv2]=@col[:lv3]=@col[:lv4]=@col[:lv5]=@col[:lv6]=0
       @db=SiSU_Env::InfoDb.new
+      @pdf_fn=SiSU_Env::FileOp.new(@md).base_filename
       @@dl ||=SiSU_Env::InfoEnv.new.digest.length
     end
     def marshal_load
@@ -606,53 +607,64 @@ module SiSU_DbImport
         or @fnb.nil?
           p 'file output path error' #remove
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:plain]}")==true
-          f[:txt],u[:txt]='plaintext,', "'#{base}/#{@fnb}/#{@md.fn[:plain]}',"
+        if FileTest.file?("#{@md.file.output_path.txt.dir}/#{@md.file.base_filename.txt}")==true
+          f[:txt],u[:txt]='plaintext,', "'#{@md.file.output_path.txt.url}/#{@md.file.base_filename.txt}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:toc]}")==true
-          f[:html_toc],u[:html_toc]='html_toc,', "'#{base}/#{@fnb}/#{@md.fn[:toc]}',"
+        if FileTest.file?("#{@md.file.output_path.html_seg.dir}/#{@md.file.base_filename.html_seg}")==true
+          f[:html_toc],u[:html_toc]='html_toc,', "'#{@md.file.output_path.html_seg.url}/#{@md.file.base_filename.html_seg}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:doc]}")==true
-          f[:html_doc],u[:html_doc]='html_doc,', "'#{base}/#{@fnb}/#{@md.fn[:doc]}',"
+        if FileTest.file?("#{@md.file.output_path.html_scroll.dir}/#{@md.file.base_filename.html_scroll}")==true
+          f[:html_doc],u[:html_doc]='html_doc,', "'#{@md.file.output_path.html_scroll.url}/#{@md.file.base_filename.html_scroll}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:xhtml]}")==true
-          f[:xhtml],u[:xhtml]='xhtml,', "'#{base}/#{@fnb}/#{@md.fn[:xhtml]}',"
+        if FileTest.file?("#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}")==true
+          f[:xhtml],u[:xhtml]='xhtml,', "'#{@md.file.output_path.xhtml.url}/#{@md.file.base_filename.xhtml}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:sax]}")==true
-          f[:xml_sax],u[:xml_sax]='xml_sax,', "'#{base}/#{@fnb}/#{@md.fn[:sax]}',"
+        if FileTest.file?("#{@md.file.output_path.xml_sax.dir}/#{@md.file.base_filename.xml_sax}")==true
+          f[:xml_sax],u[:xml_sax]='xml_sax,', "'#{@md.file.output_path.xml_sax.url}/#{@md.file.base_filename.xml_sax}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:dom]}")==true
-          f[:xml_dom],u[:xml_dom]='xml_dom,', "'#{base}/#{@fnb}/#{@md.fn[:dom]}',"
+        if FileTest.file?("#{@md.file.output_path.xml_dom.dir}/#{@md.file.base_filename.xml_dom}")==true
+          f[:xml_dom],u[:xml_dom]='xml_dom,', "'#{@md.file.output_path.xml_dom.url}/#{@md.file.base_filename.xml_dom}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:odf]}")==true
-          f[:odf],u[:odf]='odf,', "'#{base}/#{@fnb}/#{@md.fn[:odf]}',"
+        if FileTest.file?("#{@md.file.output_path.epub.dir}/#{@md.file.base_filename.epub}")==true
+          f[:epub],u[:epub]='epub,', "'#{@md.file.output_path.epub.url}/#{@md.file.base_filename.epub}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:pdf_p]}")==true
-          f[:pdf_p],u[:pdf_p]='pdf_p,', "'#{base}/#{@fnb}/#{@md.fn[:pdf_p]}',"
+        if FileTest.file?("#{@md.file.output_path.odt.dir}/#{@md.file.base_filename.odt}")==true
+          f[:odf],u[:odf]='odf,', "'#{@md.file.output_path.odt.url}/#{@md.file.base_filename.odt}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:pdf_l]}")==true
-          f[:pdf_l],u[:pdf_l]='pdf_l,', "'#{base}/#{@fnb}/#{@md.fn[:pdf_l]}',"
+        if FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_p_a4}")==true #\
+        #or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_p_letter}")==true
+          f[:pdf_p],u[:pdf_p]='pdf_p,', "'#{@md.file.output_path.pdf.url}/#{@pdf_fn.pdf_p_a4}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:concordance]}")==true
-          f[:concordance],u[:concordance]='concordance,', "'#{base}/#{@fnb}/#{@md.fn[:concordance]}',"
+        if FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_l_a4}")==true #\
+        #or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_l_letter}")==true
+          f[:pdf_l],u[:pdf_l]='pdf_l,', "'#{@md.file.output_path.pdf.url}/#{@pdf_fn.pdf_l_a4}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@opt.fns}.tex")==true
-          f[:latex_p],u[:latex_p]='latex_p,', "'#{base}/#{@fnb}/#{@opt.fns}.tex',"
+        if FileTest.file?("#{@md.file.output_path.html_concordance.dir}/#{@md.file.base_filename.html_concordance}")==true
+          f[:concordance],u[:concordance]='concordance,', "'#{@md.file.output_path.html_concordance.url}/#{@md.file.base_filename.html_concordance}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@opt.fns}.landscape.tex")==true
-          f[:latex_l],u[:latex_l]='latex_l,', "'#{base}/#{@fnb}/#{@opt}.fns}.landscape.tex',"
+        #if FileTest.file?("#{@md.file.output_path.x.dir}/#{@md.file.base_filename.x}")==true
+        #  f[:latex_p],u[:latex_p]='latex_p,', "'#{@md.file.output_path.x.url}/#{@md.file.base_filename.x}',"
+        #end
+        ##if FileTest.file?("#{out}/#{@fnb}/#{@opt.fns}.tex")==true
+        ##  f[:latex_p],u[:latex_p]='latex_p,', "'#{base}/#{@fnb}/#{@opt.fns}.tex',"
+        ##end
+        #if FileTest.file?("#{@md.file.output_path.x.dir}/#{@md.file.base_filename.x}")==true
+        #  f[:latex_l],u[:latex_l]='latex_l,', "'#{@md.file.output_path.x.url}/#{@md.file.base_filename.x}',"
+        #end
+        ##if FileTest.file?("#{out}/#{@fnb}/#{@opt.fns}.landscape.tex")==true
+        ##  f[:latex_l],u[:latex_l]='latex_l,', "'#{base}/#{@fnb}/#{@opt}.fns}.landscape.tex',"
+        ##end
+        if FileTest.file?("#{@md.file.output_path.digest.dir}/#{@md.file.base_filename.digest}")==true
+          f[:digest],u[:digest]='digest,', "'#{@md.file.output_path.digest.url}/#{@md.file.base_filename.digest}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:digest]}")==true
-          f[:digest],u[:digest]='digest,', "'#{base}/#{@fnb}/#{@md.fn[:digest]}',"
+        if FileTest.file?("#{@md.file.output_path.manifest.dir}/#{@md.file.base_filename.manifest}")==true #revisit, was to be text, this is html
+          f[:manifest],u[:manifest]='manifest,', "'#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@md.fn[:manifest]}")==true #revisit, was to be text, this is html
-          f[:manifest],u[:manifest]='manifest,', "'#{base}/#{@fnb}/#{@md.fn[:manifest]}',"
+        if FileTest.file?("#{@md.file.output_path.src.dir}/#{@md.file.base_filename.src}")==true
+          f[:markup],u[:markup]='markup,', "'#{@md.file.output_path.src.url}/#{@md.file.base_filename.src}',"
         end
-        if FileTest.file?("#{out}/#{@fnb}/#{@opt.fns}.meta")==true
-          f[:markup],u[:markup]='markup,', "'#{base}/#{@fnb}/#{@opt.fns}.meta',"
-        end
-        if FileTest.file?("#{out}/#{@fnb}/#{@opt.fns}.tgz")==true
-          f[:sisupod],u[:sisupod]='sisupod,', "'#{base}/#{@fnb}/#{@opt.fns}.tgz',"
+        if FileTest.file?("#{@md.file.output_path.sisupod.dir}/#{@md.file.base_filename.sisupod}")==true
+          f[:sisupod],u[:sisupod]='sisupod,', "'#{@md.file.output_path.sisupod.url}/#{@md.file.base_filename.sisupod}',"
         end
         t=SiSU_DbTuple::LoadUrls.new(@conn,f,u,@@id_t,@opt,@file)
         tuple=t.tuple
diff --git a/lib/sisu/v3dv/epub_concordance.rb b/lib/sisu/v3dv/epub_concordance.rb
index 1106ec13..40dd83f5 100644
--- a/lib/sisu/v3dv/epub_concordance.rb
+++ b/lib/sisu/v3dv/epub_concordance.rb
@@ -74,9 +74,6 @@ module SiSU_EPUB_Concordance
     def read
       begin
         @env,@md=@particulars.env,@particulars.md
-        loc=@env.url.output_tell
-        tool=((@md.opt.cmd =~/[MVv]/) ? "#{@env.program.web_browser} #{loc}/#{@md.fnb}/#{@md.fn[:concordance]}" : '')
-        SiSU_Screen::Ansi.new(@md.opt.cmd,"Concordance",tool).grey_title_hi unless @md.opt.cmd =~/q/
         wordmax=@env.concord_max
         unless @md.wc_words.nil?
           if @md.wc_words < wordmax
@@ -106,7 +103,7 @@ module SiSU_EPUB_Concordance
         @fnb=@md.fnb
         @lex_button=%{<a href="http://www.jus.uio.no/sisu/" target="_top"><img border="0" height="44" width="144" valign="center" src="../_sisu/image/sisu.png" alt="SiSU home --&gt;"></a>}
         @doc_details =<<WOK
-<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.fn[:toc]}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.creator.author}</p></td></tr></table>
+<table summary="links to text related to this rudimentary index" width="96%" border="0" bgcolor="white" cellpadding="0" align="center"><tr><td width="2%" align="right">&nbsp;</td><td width="94%" valign="top" align="justify"><h1 class="small"><a href="#{@md.file.base_filename.epub}" #{@vz.js_toc}><b>#{@md.title.full}</b></a></h1><p class="bold">#{@md.creator.author}</p></td></tr></table>
 WOK
       end
       def create
@@ -175,6 +172,10 @@ WOK
       end
       def songsheet
         begin
+          #fix to use
+          p __LINE__.to_s + ':' + __FILE__
+          p "#{@path}/content/#{@md.fn[:epub_concord]}"
+          p "#{@md.file.output_path.epub.dir}/#{@md.file.base_filename.epub}"
           @file_concordance=File.open("#{@path}/content/#{@md.fn[:epub_concord]}",'w')
           map_para
         rescue; SiSU_Errors::InfoError.new($!,$@,@md.opt.cmd,@md.fns).error
diff --git a/lib/sisu/v3dv/epub_format.rb b/lib/sisu/v3dv/epub_format.rb
index c1987fa0..344e4e7e 100644
--- a/lib/sisu/v3dv/epub_format.rb
+++ b/lib/sisu/v3dv/epub_format.rb
@@ -1718,50 +1718,12 @@ WOK
 </html>}
     end
   end
-  class Widget < HeadInformation
-    def initialize(md)
-      super(md)
-      @md=md
-      @cf_defaults=SiSU_Env::InfoProcessingFlag.new
-    end
-    def home
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="../index.html" target="_top">
-  #{@vz.png_homepage}</a>
-</td>
-}
-    end
-    def search
-      env=SiSU_Env::InfoEnv.new(@md.fns,@md)
-      env.widget.search_form('sisusearch',nil,nil,true)
-    end
-    def manifest
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-    #{@vz.nav_txt_manifest}
-  </a>
-</td>}
-    end
-  end
-  class XML
-  end
   class HeadToc < HeadInformation
     def initialize(md)
       super(md)
       @md=md
       @tocband_segtoc=make_seg
     end
-    def concordance_navigation_band(type='')
-      if type=~/pdf/
-        @tocband_concordance=make_concordance
-      end
-      %{<p class="align_right">
-  <a href="index.html" target="_top">
-    #{@vz.epub_png_nav_toc}
-  </a>
-</p>
-}
-    end
     def seg_head_navigation_band
       firstseg=%{<a href="#{@md.firstseg}#{Sfx[:epub_xhtml]}" target="_top">
       #{@vz.epub_png_nav_nxt}
@@ -1778,30 +1740,17 @@ WOK
       ? ''
       : %{<p class="align_right">#{firstseg}</p>}
     end
-    def manifest_link(text) #watch fix removed font size 2
-  %{ <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>#{text}</a>}
+    def manifest_link(text)
+  %{ <a href="#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}" target="_top" #{@vz.js_manifest}>#{text}</a>}
     end
-    def concordance_link(text) #watch fix removed font size 2
+    def concordance_link(text)
       if @md.concord_make
-  %{<a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+  %{<a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>}
       else ''
       end
     end
-    def make_concordance
-      manifest=scroll=seg=''
-      wgt=SiSU_EPUB_Format::Widget.new(@md)
-      %{<table summary="toc scroll and segment with pdf" border="0" cellpadding="3" cellspacing="0">
-<tr>
-  #{wgt.seg(@vz.nav_txt_toc_link)}#{wgt.scroll(@vz.nav_txt_doc_link)}#{wgt.pdf}#{wgt.odf}
-<td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.concordance(@vz.nav_txt_concordance)}
-  #{wgt.manifest}
-  #{wgt.search}
-  #{wgt.home}
-</tr></table>}
-    end
     def head
       %{#{doc_type}
 <head>
@@ -1815,7 +1764,7 @@ WOK
       if @md.concord_make
       %{#{@vz.margin_css}
   <h4 class="toc">
-    <a href="./#{@md.fn[:concordance]}" #{@vz.js_concordance}>
+    <a href="./#{@md.file.base_filename.html_concordance}" #{@vz.js_concordance}>
       <i>Concordance</i>
     </a>
   </h4>
@@ -1879,10 +1828,6 @@ WOK
   </h4>
 #{@vz.table_close}}
     end
-    def seg_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      metadata
-    end
   end
   class HeadSeg < HeadInformation
     def initialize(md)
@@ -1896,227 +1841,15 @@ WOK
     #{@md.html_title}
   </title>
 <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{@vz.font_css_table_file}
+#{@css.xhtml_epub}
 </head>
-#{@vz.color_body}
-#{@vz.js_top}}
-    end
-    def title_banner(title,subtitle,creator)
-    end
-    def dot_control_pre_next
-      %{<table summary="segment hidden control pre and next" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
-<tr><td align="left">
-  <a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker-1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_prev}>
-    #{@vz.png_nav_dot_pre}
-  </a>
-</td>
-<td align="center">
-  <a href="#{@index}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_toc}>
-    #{@vz.png_nav_dot_toc}
-  </a>
-</td>
-<td align="right">
-  <a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker+1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_next}>
-    #{@vz.png_nav_dot_nxt}
-  </a>
-#{@vz.table_close}}
-    end
-    def dot_control_pre
-      %{<table summary="segment hidden control pre" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
-<tr><td align="left">
-  <a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker-1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_prev}>
-    #{@vz.png_nav_dot_pre}
-  </a>
-</td>
-<td align="center">
-  <a href="#{@index}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_toc}>
-    #{@vz.png_nav_dot_toc}
-  </a>
-</td>
-<td align="right">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_next}>
-    #{@vz.png_nav_dot_nxt}
-  </a>
-#{@vz.table_close}}
-    end
-    def toc_nav(f_pre=false,f_nxt=false,use=1)
-      pre=nxt=''
-      toc=%{<a href="#{@index}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_toc}>
-  #{@vz.epub_png_nav_toc}
-</a>
-}
-      pre=%{<a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker-use]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_prev}>
-  #{@vz.epub_png_nav_pre}
-</a>
-} if f_pre==true
-      nxt=%{<a href="#{@seg_name_xhtml[@seg_name_xhtml_tracker+1]}#{Sfx[:epub_xhtml]}" target="_top" #{@vz.js_next}>
-    #{@vz.epub_png_nav_nxt}
-  </a>
-} if f_nxt==true
-      DISABLE[:epub][:internal_navigation] \
-      ? ''
-      : %{<p class="align_right">
-#{pre}
-#{toc}
-#{nxt}
-</p>
-}
-    end
-    def toc_next2
-      pre,nxt=false,true
-      toc_nav(false,true).dup
-    end
-    def toc_pre_next2
-      toc_nav(true,true).dup
-    end
-    def toc_pre2
-      toc_nav(true,false).dup
-    end
-    def manifest_link(text)
-  %{<a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-      #{text}
-    </a>}
-    end
-    def concordance_link(text)
-      if @md.concord_make
-  %{<a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>}
-      else ''
-      end
-    end
-    def doc_types #used in seg_nav_band ###
-      scroll=seg=''
-      wgt=SiSU_EPUB_Format::Widget.new(@md)
-      x=if @md.concord_make
-        %{
-<table summary="segment navigation available documents types: toc,doc,pdf,concordance" border="0" cellpadding="3" cellspacing="0">
-<tr>
-  #{wgt.seg(@vz.nav_txt_toc_link)}
-  #{wgt.scroll(@vz.nav_txt_doc_link)}
-  #{wgt.pdf}#{wgt.odf}
-<td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.concordance(@vz.nav_txt_concordance)}
-  #{wgt.manifest}
-  #{wgt.search}
-  #{wgt.home}
-</tr></table>}
-      else
-        %{
-<table summary="segment navigation available documents types: toc,doc,pdf,concordance" border="0" cellpadding="3" cellspacing="0">
-<tr>
-  #{wgt.seg(@vz.nav_txt_toc_link)}
-  #{wgt.scroll(@vz.nav_txt_doc_link)}
-  #{wgt.pdf}#{wgt.odf}
-<td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.manifest}
-  #{wgt.search}
-  #{wgt.home}
-</tr></table>}
-      end
-    end
-    def navigation_table
-      %{<table summary="navigation segment table" width=#{@vz.table_width_1} border="0" bgcolor="white" cellpadding="0">
-<tr><th width="#{@@indent['leve_1']}" align="right">
-</td>
-<td valign="top">
-  <font size=2>}
-    end
-    def navigation_table1
-      %{<table summary="navigation segment table1" width=#{@vz.table_width_1} border="0" cellpadding=#{@vz.table_cellpad_box} bgcolor=#{@vz.color_table1} align="left">
-<tr><td valign="top">
-  <font size="2">}
-    end
-    def navigation_table2
-      %{<table summary="navigation segment table2" width=#{@vz.table_width_2} border="0" cellpadding=#{@vz.table_cellpad_box} bgcolor=#{@vz.color_table2} align="left">
-<tr><td valign="top">
-  <font size="2">}
-    end
-    def heading_advert_local_1
-      dir=SiSU_Env::InfoEnv.new(@fns)
-      %{  <p class="center">
-<table summary="image" border="0" cellpadding="3" cellspacing="0" align="center">
-<tr><td align="center" bgcolor="white">
-  <a href="http://#{@md.ad_url}#{Sfx[:epub_xhtml]}" target="_top">
-    <img border="0" src="#{dir.url.images_epub}/#{@md.ad_png}" alt="#{@md.ad_alt}" />
-  </a>
-#{@vz.table_close}
-</p>}
-    end
-    def heading_advert_local_2
-      dir=SiSU_Env::InfoEnv.new(@fns)
-      %{  <p class="center">
-<table summary="image" border="0" cellpadding="3" cellspacing="0" align="center">
-<tr><td align="center" bgcolor="white">
-  <a href="#{@md.ad_url}#{Sfx[:epub_xhtml]}" target="_top">
-    <img border="0" src="#{dir.url.images_epub}/#{@md.ad_png}" alt="#{@md.ad_alt}" />
-  </a>
-#{@vz.table_close}
-</p>}
-    end
-    def heading_advert_external
-      dir=SiSU_Env::InfoEnv.new(@fns)
-      %{  <p class="center">
-<table summary="image" border="0" cellpadding="3" cellspacing="0" align="center">
-<tr><td align="center" bgcolor="white">
-  <a href="#{@md.ad_url}#{Sfx[:epub_xhtml]}" target="external">
-    <img border="0" src="#{dir.url.images_epub}/#{@md.ad_png}" alt="#{@md.ad_alt}" />
-  </a>
-#{@vz.table_close}
-</p>}
-    end
-    def navigation_band(segtocband) #change name to navigaion_band_banner
-      %{#{segtocband}
-}
-    end
-    def navigation_band_bottom(segtocband,seg_table_top_control) #change name to navigaion_band_bannerless
-      %{
-<div class="main_column">
-  <table summary="segment navigation band" bgcolor=#{@vz.color_band1} width="100%"><tr>
-  <td width="70%" align="center">
-    #{doc_types}
-  </td>
-  <td width="30%" align="right">
-    #{segtocband}
-  </td></tr>
-  </table>
-  #{seg_table_top_control}
-</div>
-}
+#{@vz.color_body}}
     end
     def endnote_mark
 %{
   <hr class="endnote" />
 }
     end
-    def endnote_section_open
-%{
-<div class="endnote">
-}
-    end
-    def endnote_section_close
-%{
-</div>
-} #revisit
-    end
-    def head
-      %{#{doc_type}
-<head>
-  <title>
-    #{@seg_name_xhtml[@seg_name_xhtml_tracker]} -
-    #{@md.html_title}
-  </title>
-<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{@css.xhtml_epub}
-</head>
-#{@vz.color_body}}
-    end
-    def toc_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      toc_metadata
-    end
-    def title_banner(title,subtitle,creator)
-    end
   end
   class HeadScroll < HeadToc
     def initialize(md)
diff --git a/lib/sisu/v3dv/epub_segments.rb b/lib/sisu/v3dv/epub_segments.rb
index 1119d8c8..a9747cd5 100644
--- a/lib/sisu/v3dv/epub_segments.rb
+++ b/lib/sisu/v3dv/epub_segments.rb
@@ -69,26 +69,19 @@ module SiSU_EPUB_Seg
         filename_seg=[]
         filename_seg << @seg[:title] << @seg[:nav]
         if @type=='endnotes'
-          @seg[:headings]=[]
-          format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-          @seg[:headings] << format_head_seg.title_banner(@md.title.main,@md.title.sub,@author)
+          @seg[:headings]=[] #watch
           txt_obj={ txt: 'Endnotes', ocn_display: ''}
           format_seg=SiSU_EPUB_Format::FormatSeg.new(@md,txt_obj)
           @seg[:headings] << format_seg.title_heading1
           filename_seg << @seg[:heading_endnotes] << @seg[:headings] << %{\n<div class="content">\n} << @seg[:endnote_all] << '</div>'
         elsif @type=='idx'
           @seg[:headings]=[]
-          format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-          @seg[:headings] << format_head_seg.title_banner(@md.title.main,@md.title.sub,@author)
-          txt_obj={ txt: 'Index', ocn_display: ''}
           format_seg=SiSU_EPUB_Format::FormatSeg.new(@md,txt_obj)
           @seg[:headings] << format_seg.title_heading1
           filename_seg << @seg[:heading_idx] << @seg[:headings] << %{\n<div class="content">\n} << @seg[:idx] << '</div>'
         elsif @type=='metadata'
           metadata=SiSU_Metadata::Summary.new(@md).xhtml_display.metadata
           @seg[:headings]=[]
-          format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-          @seg[:headings] << format_head_seg.title_banner(@md.title.main,@md.title.sub,@author)
           txt_obj={ txt: 'Metadata', ocn_display: ''}
           format_seg=SiSU_EPUB_Format::FormatSeg.new(@md,txt_obj)
           @seg[:headings] << format_seg.title_heading1
@@ -104,8 +97,6 @@ WOK
           else ''
           end
           @seg[:headings]=[]
-          format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-          @seg[:headings] << format_head_seg.title_banner(@md.title.main,@md.title.sub,@author)
           txt_obj={ txt: 'Manifest', ocn_display: ''}
           format_seg=SiSU_EPUB_Format::FormatSeg.new(@md,txt_obj)
           @seg[:headings] << format_seg.title_heading1
@@ -131,10 +122,9 @@ WOK
     @@loop_count=@@seg_total=@@tracker=0
     @@is4=@@is3=@@is2=@@is1=0
     @@heading1=@@heading2=@@heading3=@@heading4=0
-    @@seg[:nav],@@seg[:title],@@seg[:headings],@@seg[:main],@@seg[:idx],@@seg[:tail],@@seg_subtoc_array,@@seg_endnotes_array,@@seg[:endnote_all]=Array.new(10){[]}
+    @@seg[:headings],@@seg[:main],@@seg[:idx],@@seg[:tail],@@seg_subtoc_array,@@seg_endnotes_array,@@seg[:endnote_all]=Array.new(7){[]}
     @@seg[:heading_endnotes]=''
     @@tablehead,@@number_of_cols=0,0
-    @@segtocband=nil
     @@fns_previous=''
     attr_reader :seg_name_xhtml,:seg_name_xhtml_tracker
     def initialize(md='',data='')
@@ -296,31 +286,16 @@ WOK
       data
     end
     def heading_art(dob)
-      format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-      if dob.is=='heading' \
-      and dob.ln =~/^[1-6]/
-        @@seg[:dot_nav]= (@@tracker < @@seg_total-1) \
-        ? format_head_seg.dot_control_pre_next
-        : format_head_seg.dot_control_pre
-      end
-      @@seg[:title]=format_head_seg.head
+      @@seg[:title]=SiSU_EPUB_Format::HeadSeg.new(@md).head
     end
     def head(dob)
       clean=/<!.*?!>|<:.*?>$/
-      format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-      if @@tracker < @@seg_total-1
-        @@segtocband=(@@tracker==0) \
-        ? format_head_seg.toc_next2
-        : format_head_seg.toc_pre_next2
-      else @@segtocband=format_head_seg.toc_pre2 #if format_head_seg.toc_pre2
-      end
       @p_num ||= ''
       if @@is1==1
         if defined? @md.creator.author \
         and @md.creator.author
           @author=%{<b>#{@md.creator.author}</b>\n}
         end
-        @@seg[:nav] << format_head_seg.navigation_band(@@segtocband)
         ocn=if @@heading1[/.+?#{Mx[:id_o]}~(\d+);(?:[oh]|[0-6]:)\d+;\w\d+#{Mx[:id_c]}#{Mx[:id_o]}#{@dp}:#{@dp}#{Mx[:id_c]}$/]; $1 #fix
         else ''
         end
@@ -451,8 +426,7 @@ WOK
       @@seg[:close] << format_head_seg.xhtml_close
     end
     def reinitialise
-      @@seg[:title],@@seg[:dot_nav],@@seg[:nav],@@seg[:headings],@@seg[:main],@@seg[:tail],@@seg[:credits]=Array.new(8){[]}
-      @@segtocband=nil
+      @@seg[:headings],@@seg[:main],@@seg[:tail],@@seg[:credits]=Array.new(4){[]}
     end
     def cleanup
       reinitialise
diff --git a/lib/sisu/v3dv/html.rb b/lib/sisu/v3dv/html.rb
index 2c249348..5141c14b 100644
--- a/lib/sisu/v3dv/html.rb
+++ b/lib/sisu/v3dv/html.rb
@@ -146,7 +146,7 @@ module SiSU_HTML
         @md.opt.cmd=@md.opt.cmd.gsub(/H/,'h')
         @md.file_type='html' if @md.opt.cmd =~/[hon]/
         directories
-        newfilename=%{#{@env.path.output}/#{@md.fnb}/#{@md.fn[:index]}} if @md.file_type =~/html/
+        newfilename=%{#{@md.file.output_path.html_scroll.dir}/#{@md.file.base_filename.html_segtoc}} if @md.file_type =~/html/
         dal_array=@particulars.dal_array # dal file drawn here
         @tuned_file_array=SiSU_HTML_Tune::Tune.new(dal_array,@md).songsheet
         @tuned_file_array
diff --git a/lib/sisu/v3dv/html_format.rb b/lib/sisu/v3dv/html_format.rb
index fdf7f568..7195fedb 100644
--- a/lib/sisu/v3dv/html_format.rb
+++ b/lib/sisu/v3dv/html_format.rb
@@ -176,7 +176,7 @@ module SiSU_HTML_Format
     end
     def seg(text)
       %{<td align="center" bgcolor="#99CC66">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_doc}>
+  <a href="#{@md.file.base_filename.html_segtoc}" target="_top" #{@vz.js_doc}>
     #{text}
   </a>
 </td>
@@ -253,7 +253,7 @@ module SiSU_HTML_Format
       if @md.concord_make \
       and @md.wc_words < 300000 #max word count for display of concordance here as would now be a large file
   %{<td align="center" bgcolor=#{@vz.color_band2}>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+    <a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>
   </td>}
@@ -336,13 +336,13 @@ WOK
     def manifest_link(text)
 #     @file=SiSU_Env::FileOp.new(@md) if @md
   %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>#{text}</a>
+    <a href="#{@md.file.base_filename.manifest}" target="_top" #{@vz.js_manifest}>#{text}</a>
   </font>}
     end
     def concordance_link(text)
       if @md.concord_make
   %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+    <a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>
   </font>}
@@ -406,7 +406,7 @@ WOK
       if @md.concord_make
       %{#{@vz.margin_css}
   <h4 class="toc">
-    <a href="./#{@md.fn[:concordance]}" #{@vz.js_concordance}>
+    <a href="./#{@md.file.base_filename.html_concordance}" #{@vz.js_concordance}>
       <i>Concordance</i>
     </a>
   </h4>
@@ -431,7 +431,7 @@ WOK
      Quick Ref.:
   </li>
   <li class="ref">
-    <a href="#{@md.fn[:manifest]}" alt="Document Manifest" target="_top">
+    <a href="#{@md.file.base_filename.manifest}" alt="Document Manifest" target="_top">
       Manifest
     </a>
   </li>
@@ -452,7 +452,7 @@ WOK
      Quick Ref.:
   </li>
   <li class="ref">
-    <a href="#{@md.fn[:manifest]}" alt="Document Manifest" target="_top">
+    <a href="#{@md.file.base_filename.manifest}" alt="Document Manifest" target="_top">
       Manifest
     </a>
   </li>
@@ -553,10 +553,6 @@ WOK
   </h4>
 #{@vz.table_close}}
     end
-    def seg_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      metadata
-    end
     def seg_tail
       %{
 <div class="main_column">
@@ -625,24 +621,6 @@ WOK
     def initialize(md) #(md='')
       super(md)
     end
-    def head
-      rdf=SiSU_XML_Tags::RDF.new(@md)
-      %{#{doc_type}
-<head>
-  <title>
-    #{@seg_name_html[@seg_name_html_tracker]} -
-    #{@md.html_title}
-  </title>
-<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{rdf.metatag_html}
-#{@vz.font_css_table_file}
-</head>
-#{@vz.color_body}
-<a name="top" id="top"></a>
-<a name="up" id="up"></a>
-<a name="start" id="start"></a>
-#{@vz.js_top}}
-    end
     def title_banner(title,subtitle,creator)
     end
     def dot_control_pre_next
@@ -676,7 +654,7 @@ WOK
     def dot_control_pre
       pre="#{@seg_name_html[@seg_name_html_tracker-2]}#{@md.lang_code_insert}#{Sfx[:html]}"
       up="#{@toc}#{@md.lang_code_insert}#{Sfx[:html]}"
-      nxt="#{@md.fn[:toc]}"
+      nxt="#{@md.file.base_filename.html_segtoc}"
       %{<table summary="segment hidden control pre" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
 <tr><td align="left">
   <a href="#{pre}" target="_top" #{@vz.js_prev}>
@@ -738,7 +716,7 @@ WOK
     end
     def manifest_link(text)
   %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
+    <a href="#{@md.file.base_filename.manifest}" target="_top" #{@vz.js_manifest}>
       #{text}
     </a>
   </font>}
@@ -746,7 +724,7 @@ WOK
     def concordance_link(text)
       if @md.concord_make
   %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
+    <a href="#{@md.file.base_filename.html_concordance}" target="_top" #{@vz.js_concordance}>
       #{text}
     </a>
   </font>}
@@ -864,24 +842,6 @@ WOK
 %{
 </div>
 } #revisit
-    end
-    def head
-      rdf=SiSU_XML_Tags::RDF.new(@md)
-      %{#{doc_type}
-<head>
-  <title>
-    #{@seg_name_html[@seg_name_html_tracker]} -
-    #{@md.html_title}
-  </title>
-<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
-#{rdf.metatag_html}
-#{@css.html}
-</head>
-#{@vz.color_body}
-<a name="top" id="top"></a>
-<a name="up" id="up"></a>
-<a name="start" id="start"></a>
-#{@vz.js_top}}
     end
     def head_seg
       rdf=SiSU_XML_Tags::RDF.new(@md)
@@ -901,10 +861,6 @@ WOK
 <a name="start" id="start"></a>
 #{@vz.js_top}}
     end
-    def toc_metadata
-      @metalink=%{./#{@md.fn[:meatadata]}}
-      toc_metadata
-    end
     def title_banner(title,subtitle,creator)
       %{
 <div class="summary">
diff --git a/lib/sisu/v3dv/manpage.rb b/lib/sisu/v3dv/manpage.rb
index 94416eb2..dd681967 100644
--- a/lib/sisu/v3dv/manpage.rb
+++ b/lib/sisu/v3dv/manpage.rb
@@ -176,7 +176,7 @@ GSUB
 .TP
 Other versions of this document:
 .TP
-manifest: <#{vz.url_root_http}/#{@md.fnb}/#{@md.fn[:manifest]}>
+  manifest: <#{@md.file.output_path.digest.url}/#{@md.file.base_filename.digest}>
 .TP
 at: <#{vz.url_site}>
 .TP
diff --git a/lib/sisu/v3dv/odf.rb b/lib/sisu/v3dv/odf.rb
index d58da74e..1b928548 100644
--- a/lib/sisu/v3dv/odf.rb
+++ b/lib/sisu/v3dv/odf.rb
@@ -154,8 +154,8 @@ module SiSU_ODF
         else ''
         end
         url=@md.fnb
-        fn=@md.fn[:manifest]
-        manifest="#{@env.url.root}/#{@md.fnb}/#{@md.fn[:manifest]}"
+        fn=@md.file.base_filename.manifest
+        manifest="#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}"
         @@odf[:tail] << %{<text:p text:style-name="P_normal">Available document outputs: <br /> &lt;<text:a xlink:type="simple" xlink:href="#{manifest}">#{manifest}</text:a>&gt;</text:p>}
         @@odf[:tail] << %{\n<text:p text:style-name="P_normal">SiSU: &lt;<text:a xlink:type="simple" xlink:href="http://www.jus.uio.no/lm">www.jus.uio.no/sisu</text:a>&gt; and &lt;<text:a xlink:type="simple" xlink:href="http://www.sisudoc.org">www.sisudoc.org</text:a>&gt;</text:p>}
         @@odf[:tail] << "\n</office:text></office:body></office:document-content>"
@@ -720,7 +720,7 @@ WOK
           od.puts para unless para =~/\A\s*\Z/
         end
         od.close
-        opendoc=@md.fn[:odf]
+        opendoc=@md.file.base_filename.odt #watch where output by language
         FileUtils::mkdir_p(@md.file.output_path.odt.dir) unless FileTest.directory?(@md.file.output_path.odt.dir)
         if FileTest.directory?(@env.processing_path.odt)
           pwd=Dir.pwd
diff --git a/lib/sisu/v3dv/plaintext.rb b/lib/sisu/v3dv/plaintext.rb
index ba1cc48a..ba1f30d2 100644
--- a/lib/sisu/v3dv/plaintext.rb
+++ b/lib/sisu/v3dv/plaintext.rb
@@ -200,12 +200,12 @@ WOK
         @plaintext[:tail] <<<<WOK
 #{@br}
 plaintext (plain text):
-   #{base_url}/#{@md.fn[:plain]}#{@br}
+   #{@md.file.output_path.txt.url}/#{@md.file.base_filename.txt}#{@br}
 Other versions of this document: #{@br}
 manifest:
-   #{base_url}/#{@md.fn[:manifest]}#{@br}
+   #{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}#{@br}
 at:
-   #{@env.url.root}#{@br}
+   #{@md.file.output_path.base.url}#{@br}
 
 #{sc}
 * #{generator}
diff --git a/lib/sisu/v3dv/shared_metadata.rb b/lib/sisu/v3dv/shared_metadata.rb
index 56856116..14cc885a 100644
--- a/lib/sisu/v3dv/shared_metadata.rb
+++ b/lib/sisu/v3dv/shared_metadata.rb
@@ -1001,7 +1001,7 @@ WOK
       language=l[:n]
       tr=SiSU_Translate::Source.new(@md,language)
       tag="Document Manifest @"
-      inf="#{@br}#{base_html}/#{@md.fn[:manifest]}"
+      inf="#{@br}#{@md.file.output_path.manifest.url}/#{@md.file.base_filename.manifest}"
       meta << meta_para(tag,inf)
       if defined? @md.title.full \
       and @md.title.full=~/\S+/
diff --git a/lib/sisu/v3dv/texinfo_format.rb b/lib/sisu/v3dv/texinfo_format.rb
index 30d40e20..ed9769fc 100644
--- a/lib/sisu/v3dv/texinfo_format.rb
+++ b/lib/sisu/v3dv/texinfo_format.rb
@@ -98,7 +98,6 @@ module SiSU_TexInfoFormat
       v=SiSU_Env::InfoVersion.instance.get_version
       head =<<WOK
 \\input texinfo   @c -*-texinfo-*-
-@comment $Id$
 @comment %**start of header
 @setfilename #{@md.fnb}.info
 @settitle #{title} @value{VERSION}
diff --git a/lib/sisu/v3dv/texpdf_format.rb b/lib/sisu/v3dv/texpdf_format.rb
index 2eddf72c..b82bf687 100644
--- a/lib/sisu/v3dv/texpdf_format.rb
+++ b/lib/sisu/v3dv/texpdf_format.rb
@@ -1547,16 +1547,6 @@ Generated by \\href{http://www.jus.uio.no/sisu}{SiSU www.jus.uio.no/sisu } \\\\
 \\uline{ #{v[:project]} #{v[:version]} of #{v[:date_stamp]}}
 
 \\end{small}}&
-WOK
-    end
-    def manifest_info
-      url=@md.fnb.gsub(/(?:\\)*([$&~%_#}{^])/,'\\\\\1')
-      fn=@md.fn[:manifest].gsub(/(?:\\)*([$&~%_#}{^])/,'\\\\\1')
-<<WOK
-{\\begin{footnotesize}
-\\\\ For alternative output formats of this document check:
-\\\\ #{@brace_url.tex_open}\\begin{scriptsize}\\href{#{@vz.url_root_http}/#{url}/#{fn}}{#{@vz.url_root_http}/#{url}/#{fn}}\\end{scriptsize}#{@brace_url.tex_close}
-\\end{footnotesize}}&
 WOK
     end
     def endnotes #not used should be inserted before MetaData section which preceeds doc_tail, but is "part of document"
diff --git a/lib/sisu/v3dv/update.rb b/lib/sisu/v3dv/update.rb
index 12597c99..f4ad275c 100644
--- a/lib/sisu/v3dv/update.rb
+++ b/lib/sisu/v3dv/update.rb
@@ -83,42 +83,48 @@ module SiSU_UpdateControlFlag
         @env=SiSU_Env::InfoEnv.new(@md.fns)
         out=@env.path.output
         @base_path="#{out}/#{@md.fnb}"
+        @pdf_fn=SiSU_Env::FileOp.new(@md).base_filename
       end
       def set_flags #-mNhwpoabxXyv
         flag='-v'
-        if FileTest.file?("#{@base_path}/#{@md.fn[:doc]}")==true
+        if FileTest.file?("#{@md.file.output_path.txt.dir}/#{@md.file.base_filename.txt}")==true
           flag=flag + 'a'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:toc]}")==true \
-        or FileTest.file?("#{@base_path}/#{@md.fn[:doc]}")==true
+        if FileTest.file?("#{@md.file.output_path.html_seg.dir}/#{@md.file.base_filename.html_seg}")==true
+        or FileTest.file?("#{@md.file.output_path.html_scroll.dir}/#{@md.file.base_filename.html_scroll}")==true
           flag=flag + 'h'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:xhtml]}")==true
+        if FileTest.file?("#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}")==true
           flag=flag + 'b'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:sax]}")==true
+        if FileTest.file?("#{@md.file.output_path.xml_sax.dir}/#{@md.file.base_filename.xml_sax}")==true
           flag=flag + 'x'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:dom]}")==true
+        if FileTest.file?("#{@md.file.output_path.xml_dom.dir}/#{@md.file.base_filename.xml_dom}")==true
           flag=flag + 'X'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:odf]}")==true
+        if FileTest.file?("#{@md.file.output_path.epub.dir}/#{@md.file.base_filename.epub}")==true
+          flag=flag + 'e'
+        end
+        if FileTest.file?("#{@md.file.output_path.odt.dir}/#{@md.file.base_filename.odt}")==true
           flag=flag + 'o'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:pdf_p]}")==true \
-        or FileTest.file?("#{@base_path}/#{@md.fn[:pdf_l]}")==true
+        if FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_p_a4}")==true \
+        or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_l_a4}")==true \
+        or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_p_letter}")==true \
+        or FileTest.file?("#{@md.file.output_path.pdf.dir}/#{@pdf_fn.pdf_l_letter}")==true
           flag=flag + 'p'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:concordance]}")==true
+        if FileTest.file?("#{@md.file.output_path.html_concordance.dir}/#{@md.file.base_filename.html_concordance}")==true
           flag=flag + 'w'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fn[:digest]}")==true
+        if FileTest.file?("#{@md.file.output_path.digest.dir}/#{@md.file.base_filename.digest}")==true
           flag=flag + 'N'
         end
-        if FileTest.file?("#{@base_path}/#{@md.fns}")==true
+        if FileTest.file?("#{@md.file.output_path.src.dir}/#{@md.file.base_filename.src}")==true
           flag=flag + 's'
         end
-        if FileTest.file?("#{@base_path}/sisupod.tgz")==true
+        if FileTest.file?("#{@md.file.output_path.sisupod.dir}/#{@md.file.base_filename.sisupod}")==true
           flag=flag + 'S'
         end
         puts flag
diff --git a/lib/sisu/v3dv/xhtml.rb b/lib/sisu/v3dv/xhtml.rb
index bf1c964a..050e16d8 100644
--- a/lib/sisu/v3dv/xhtml.rb
+++ b/lib/sisu/v3dv/xhtml.rb
@@ -83,9 +83,10 @@ module SiSU_XHTML
         unless @opt.cmd =~/q/
           path=@env.path.output_tell
           loc=@env.url.output_tell
-
-          tool=if @opt.cmd =~/[MV]/; "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}#{path}/#{@md.fnb}/#{@md.fn[:xhtml]}\n\t#{@env.program.xml_viewer} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}#{path}/#{@md.fnb}/#{@md.fn[:xhtml]}"
-          elsif @opt.cmd =~/v/; "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}"
+          tool=if @opt.cmd =~/[MV]/
+            "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}"
+          elsif @opt.cmd =~/v/
+            "#{@env.program.web_browser} file://#{@md.file.output_path.xhtml.dir}/#{@md.file.base_filename.xhtml}"
           else "[#{@opt.f_pth[:lng_is]}] #{@opt.fns}"
           end
           @opt.cmd=~/[MVvz]/ \
diff --git a/lib/sisu/v3dv/xml_format.rb b/lib/sisu/v3dv/xml_format.rb
index db3e8f25..71a0bd68 100644
--- a/lib/sisu/v3dv/xml_format.rb
+++ b/lib/sisu/v3dv/xml_format.rb
@@ -406,89 +406,6 @@ WOK
 </html>}
     end
   end
-  class Widget < HeadInformation
-    def initialize(md)
-      super(md)
-      @md=md
-      @cf_defaults=SiSU_Env::InfoProcessingFlag.new
-    end
-    def home
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="../index.html" target="_top">
-  #{@vz.png_homepage}</a>
-</td>
-}
-    end
-    def scroll(text)
-      if @md.fns =~ /\.(?:-|ssm\.)?sst$/
-        scroll=%{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:doc]}" target="_top" #{@vz.js_doc}>
-    #{text}
-  </a>
-</td>
-}
-      end
-    end
-    def seg(text)
-      %{<td align="center" bgcolor="#99CC66">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_doc}>
-    #{text}
-  </a>
-</td>
-}
-    end
-    def search
-      env=SiSU_Env::InfoEnv.new(@md.fns,@md)
-      env.widget.search_form('sisusearch',nil,nil,true)
-    end
-    def manifest
-      %{<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-    #{@vz.nav_txt_manifest}
-  </a>
-</td>}
-    end
-    def pdf
-      pdf=if @md.programs[:pdf] \
-      and @cf_defaults.cf_0 =~/p/
-        %{
-<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:pdf_p]}" target="_top" #{@vz.js_portrait}>
-    #{@vz.nav_txt_pdf_portrait}
-  </a>
-</td>
-<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:pdf_l]}" target="_top" #{@vz.js_landscape}>
-    #{@vz.nav_txt_pdf_landscape}
-  </a>
-</td>
-}
-      else ''
-      end
-    end
-    def odf
-      odf=if @cf_defaults.cf_0 =~/o/
-        %{
-<td align="center" bgcolor=#{@vz.color_band2}>
-  <a href="#{@md.fn[:odf]}" target="_top" #{@vz.js_odf}>
-    #{@vz.nav_txt_odf}
-  </a>
-</td>}
-      else ''
-      end
-    end
-    def concordance(text)
-      if @md.concord_make \
-      and @md.wc_words < 300000 #max word count for display of concordance here as would now be a large file
-  %{<td align="center" bgcolor=#{@vz.color_band2}>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>
-  </td>}
-      else ''
-      end
-    end
-  end
   class XML
   end
   class HeadToc < HeadInformation
@@ -571,21 +488,6 @@ WOK
 #{@vz.table_close}
 <p />}
     end
-    def manifest_link(text)
-  %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>#{text}</a>
-  </font>}
-    end
-    def concordance_link(text)
-      if @md.concord_make
-  %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>
-  </font>}
-      else ''
-      end
-    end
     def make_seg_scroll_pdf
       wgt=Widget.new(@md)
       scroll=%{<td align="center" bgcolor=#{@vz.color_band2}>
@@ -649,60 +551,6 @@ WOK
 <a name="up" id="up"></a>
 <a name="start" id="start"></a>
 #{@vz.js_top}}
-    end
-    def concordance
-      if @md.concord_make
-      %{#{@vz.margin_css}
-  <h4 class="toc">
-    <a href="./#{@md.fn[:concordance]}" #{@vz.js_concordance}>
-      <i>Concordance</i>
-    </a>
-  </h4>
-#{@vz.table_close}}
-      else
-      %{#{@vz.margin_css}
-#{@vz.table_close}}
-      end
-    end
-    def links_guide_vertical_open #???
-      url=(((defined? @vz.url_hp) && @vz.url_hp =~/^https?:\/\/\S+$/) ? @vz.url_hp : @vz.url_home)
-      %{
-<div id="vertical_links">
-  <ul id="vertical">
-  <li class="refbold">
-    <a href="#{url}" #{@vz.js_home}>
-      #{@vz.txt_hp}
-    </a>
-  </li>
-  <li class="ref">
-     Quick Ref.:
-  </li>
-  <li class="ref">
-    <a href="#{@md.fn[:manifest]}" target="_top">
-      Manifest
-    </a>
-  </li>
-<!- quick ref -!>}
-    end
-    def links_guide_horizontal_open #???
-      url=(((defined? @vz.url_hp) && @vz.url_hp =~/^https?:\/\/\S+$/) ? @vz.url_hp : @vz.url_home)
-      %{
-<div id="horizontal_links">
-  <ul id="horizontal">
-  <li class="refbold">
-    <a href="#{url}" #{@vz.js_home}>
-      #{@vz.txt_hp}
-    </a>
-  </li>
-  <li class="ref">
-     Quick Ref.:
-  </li>
-  <li class="ref">
-    <a href="#{@md.fn[:manifest]}" target="_top">
-      Manifest
-    </a>
-  </li>
-<!- quick ref -!>}
     end
     def links_guide_open(type='horizontal')
       if type=='vertical'; links_guide_vertical_open
@@ -795,10 +643,6 @@ WOK
   </h4>
 #{@vz.table_close}}
     end
-    def seg_metadata
-      @metalink=%{./#{@md.fn[:metadata]}}
-      metadata
-    end
     def seg_tail
       %{
 <div class="main_column">
@@ -904,24 +748,6 @@ WOK
   <a href="#{@seg_name_html[@seg_name_html_tracker+1]}#{@md.lang_code_insert}#{Sfx[:xhtml]}" target="_top" #{@vz.js_next}>
     #{@vz.png_nav_dot_nxt}
   </a>
-#{@vz.table_close}}
-    end
-    def dot_control_pre
-      %{<table summary="segment hidden control pre" width="100%" border="0" cellpadding="0" bgcolor=#{@vz.color_grey_pale} align="center">
-<tr><td align="left">
-  <a href="#{@seg_name_html[@seg_name_html_tracker-2]}#{@md.lang_code_insert}#{Sfx[:xhtml]}" target="_top" #{@vz.js_prev}>
-    #{@vz.png_nav_dot_pre}
-  </a>
-</td>
-<td align="center">
-  <a href="#{@index}#{@md.lang_code_insert}#{Sfx[:xhtml]}" target="_top" #{@vz.js_toc}>
-    #{@vz.png_nav_dot_toc}
-  </a>
-</td>
-<td align="right">
-  <a href="#{@md.fn[:toc]}" target="_top" #{@vz.js_next}>
-    #{@vz.png_nav_dot_nxt}
-  </a>
 #{@vz.table_close}}
     end
     def toc_nav(f_pre=false,f_nxt=false,use=1)
@@ -959,23 +785,6 @@ WOK
     def toc_pre2
       toc_nav(true,false,2).dup
     end
-    def manifest_link(text)
-  %{<font size=2>
-    <a href="#{@md.fn[:manifest]}" target="_top" #{@vz.js_manifest}>
-      #{text}
-    </a>
-  </font>}
-    end
-    def concordance_link(text)
-      if @md.concord_make
-  %{<font size=2>
-    <a href="#{@md.fn[:concordance]}" target="_top" #{@vz.js_concordance}>
-      #{text}
-    </a>
-  </font>}
-      else ''
-      end
-    end
     def doc_types #used in seg_nav_band ###
       scroll=seg=''
       wgt=Widget.new(@md)
@@ -1137,10 +946,6 @@ WOK
 <a name="start" id="start"></a>
 #{@vz.js_top}}
     end
-    def toc_metadata
-      @metalink=%{./#{@md.fn[:meatadata]}}
-      toc_metadata
-    end
     def title_banner(title,subtitle,creator)
       %{
 <div class="summary">
-- 
cgit v1.2.3


From 7e3cee576368c095fe491014bd279eb280c598ba Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Fri, 3 Feb 2012 20:41:32 -0500
Subject: v3dv, dal +, use symbols to identify document objects type (is) and
 group (of)

* (dal & code affected as a result)
---
 data/doc/sisu/CHANGELOG_v3           |   7 +++
 lib/sisu/v3dv/concordance.rb         |   5 +-
 lib/sisu/v3dv/constants.rb           |   4 +-
 lib/sisu/v3dv/dal.rb                 |  16 ++---
 lib/sisu/v3dv/dal_character_check.rb |   4 +-
 lib/sisu/v3dv/dal_doc_objects.rb     |  54 ++++++++--------
 lib/sisu/v3dv/dal_doc_str.rb         |  56 ++++++++++-------
 lib/sisu/v3dv/dal_endnotes.rb        |   6 +-
 lib/sisu/v3dv/dal_hash_digest.rb     |   8 ++-
 lib/sisu/v3dv/dal_idx.rb             |   5 +-
 lib/sisu/v3dv/dal_images.rb          |   2 +-
 lib/sisu/v3dv/dal_numbering.rb       |  40 +++++++-----
 lib/sisu/v3dv/dal_syntax.rb          |  38 ++++++++---
 lib/sisu/v3dv/db_import.rb           |  34 ++++++----
 lib/sisu/v3dv/db_select.rb           |   1 +
 lib/sisu/v3dv/digests.rb             |   8 +--
 lib/sisu/v3dv/epub.rb                |   6 +-
 lib/sisu/v3dv/epub_concordance.rb    |   5 +-
 lib/sisu/v3dv/epub_format.rb         |   2 +-
 lib/sisu/v3dv/epub_segments.rb       |  94 ++++++++++++++-------------
 lib/sisu/v3dv/epub_tune.rb           |   6 +-
 lib/sisu/v3dv/html.rb                |  10 +--
 lib/sisu/v3dv/html_format.rb         |   6 +-
 lib/sisu/v3dv/html_minitoc.rb        |  23 ++++---
 lib/sisu/v3dv/html_scroll.rb         |  23 +++----
 lib/sisu/v3dv/html_segments.rb       | 115 +++++++++++++++++++--------------
 lib/sisu/v3dv/html_tune.rb           |   6 +-
 lib/sisu/v3dv/hub.rb                 |   4 +-
 lib/sisu/v3dv/manpage.rb             |  22 +++----
 lib/sisu/v3dv/odf.rb                 |  42 +++++++------
 lib/sisu/v3dv/plaintext.rb           |  30 ++++-----
 lib/sisu/v3dv/po4a.rb                |  56 ++++++++---------
 lib/sisu/v3dv/shared_html_lite.rb    |   6 +-
 lib/sisu/v3dv/shared_markup_alt.rb   |  28 +++++----
 lib/sisu/v3dv/shared_xml.rb          |   8 +--
 lib/sisu/v3dv/texinfo.rb             | 119 ++++++++++++++++++++---------------
 lib/sisu/v3dv/texinfo_format.rb      |   4 +-
 lib/sisu/v3dv/texpdf.rb              |  66 ++++++++++---------
 lib/sisu/v3dv/texpdf_format.rb       |  24 +++----
 lib/sisu/v3dv/xhtml.rb               |  23 +++----
 lib/sisu/v3dv/xml.rb                 |  22 +++----
 lib/sisu/v3dv/xml_dom.rb             |  26 ++++----
 lib/sisu/v3dv/xml_format.rb          |   2 +-
 lib/sisu/v3dv/xml_scaffold.rb        |   6 +-
 44 files changed, 603 insertions(+), 469 deletions(-)

diff --git a/data/doc/sisu/CHANGELOG_v3 b/data/doc/sisu/CHANGELOG_v3
index 38d02189..ce9abf00 100644
--- a/data/doc/sisu/CHANGELOG_v3
+++ b/data/doc/sisu/CHANGELOG_v3
@@ -24,6 +24,13 @@ http://www.jus.uio.no/sisu/pkg/src/sisu_3.1.13.orig.tar.xz
 * v3 v3dv, path & url links, updates for multi output directory structure
   possibilities (fixes)
 
+* v3dv, dal (& code affected as a result), use symbols to identify document
+  objects type (is) and group (of)
+
+* v3dv, epub, html, some cleaning of redundancy
+
+* v3dv, texinfo BROKEN, since 3.1.12 at least
+
 * v3 v3dv, vim syntax highlighting, patch from Thilo Six <T.Six@gmx.de> applied
   Re: <http://thread.gmane.org/gmane.editors.vim.devel/32151> &
   <http://vimdoc.sourceforge.net/htmldoc/options.html#cpo-l>
diff --git a/lib/sisu/v3dv/concordance.rb b/lib/sisu/v3dv/concordance.rb
index bc238543..82c53e7a 100644
--- a/lib/sisu/v3dv/concordance.rb
+++ b/lib/sisu/v3dv/concordance.rb
@@ -238,8 +238,9 @@ WOK
         @dal_array.each do |line|
           if defined? line.ocn \
           and line.ocn.to_s =~/\d/
-            if line.is =~/heading/ \
-            and line.ln==4
+            if (line.is ==:heading \
+            || line.is ==:heading_insert) \
+            && line.ln==4
               @seg=line.name
             end
             ocn=line.ocn.to_s
diff --git a/lib/sisu/v3dv/constants.rb b/lib/sisu/v3dv/constants.rb
index d39c56ea..439dee68 100644
--- a/lib/sisu/v3dv/constants.rb
+++ b/lib/sisu/v3dv/constants.rb
@@ -273,8 +273,8 @@ puts "#{__FILE__} #{__LINE__} #{o.inspect}"
 puts __FILE__ + ' ' + __LINE__.to_s + '-->  ' + o.inspect
 puts %{-\t#{__FILE__}::#{__LINE__}::#{caller}:\n"#{name}"}
 p "\t" + txt.obj + " << #{__FILE__} #{__LINE__} >>"
-p (__FILE__ + ' ' + __LINE__.to_s + '--> ' + dob.inspect) if dob.is=='heading'
-data.each {|o| p (__FILE__ + ' ' + __LINE__.to_s + '--> ' + o.inspect) if o.is=='heading'}
+p (__FILE__ + ' ' + __LINE__.to_s + '--> ' + dob.inspect) if dob.is==:heading
+data.each {|o| p (__FILE__ + ' ' + __LINE__.to_s + '--> ' + o.inspect) if o.is==:heading}
 puts "#{__FILE__} #{__LINE__} #{para}" if @opt.cmd =~/M/
 puts "#{__FILE__} #{__LINE__} #{t_o}" if @opt.cmd =~/M/
  dr ┌  9484   dR ┍  9485   Dr ┎  9486   DR ┏  9487   dl ┐  9488   dL ┑  9489   Dl ┒  9490   LD ┓  9491  ur └  9492   uR ┕  9493   Ur ┖  9494   UR ┗  9495   ul ┘  9496   uL ┙  9497   Ul ┚  9498   UL ┛  9499   vr ├
diff --git a/lib/sisu/v3dv/dal.rb b/lib/sisu/v3dv/dal.rb
index d5a4a948..bd8d32dd 100644
--- a/lib/sisu/v3dv/dal.rb
+++ b/lib/sisu/v3dv/dal.rb
@@ -349,7 +349,7 @@ module SiSU_DAL
         print %{OF: #{o.of}; }
       end
       if defined? o.is
-        print %{IS: #{o.is}; }
+        print %{IS: #{o.is.to_s}; }
       end
       if defined? o.ocn
         print %{OCN: #{o.ocn}; }
@@ -386,15 +386,15 @@ module SiSU_DAL
         @data.each do |o|
           if defined? o.ocn
             filename_txt.puts case o.is
-            when 'heading'
-              "[#{o.is} #{o.lv}~#{o.name} [#{o.ocn}]] #{o.obj}"
-            else "[#{o.is} [#{o.ocn}]] #{o.obj}"
+            when :heading
+              "[#{o.is.to_s} #{o.lv}~#{o.name} [#{o.ocn}]] #{o.obj}"
+            else "[#{o.is.to_s} [#{o.ocn}]] #{o.obj}"
             end
           else
             filename_txt.puts case o.is
-            when 'meta'
+            when :meta
               "[m~#{o.tag}] #{o.obj}"
-            else "[#{o.is}] #{o.obj}"
+            else "[#{o.is.to_s}] #{o.obj}"
             end
           end
         end
@@ -402,8 +402,8 @@ module SiSU_DAL
         @data.each do |o|
           if defined? o.ocn
             case o.is
-            when 'heading'
-              filename_debug.puts "#{o.is} #{o.lv}~#{o.name} odv=#{o.odv} osp=#{o.osp} [#{o.ocn}] -->\n\t#{o.obj}"
+            when :heading
+              filename_debug.puts "#{o.is.to_s} #{o.lv}~#{o.name} odv=#{o.odv} osp=#{o.osp} [#{o.ocn}] -->\n\t#{o.obj}"
             end
           end
         end
diff --git a/lib/sisu/v3dv/dal_character_check.rb b/lib/sisu/v3dv/dal_character_check.rb
index 4ec95f82..e5ab7578 100644
--- a/lib/sisu/v3dv/dal_character_check.rb
+++ b/lib/sisu/v3dv/dal_character_check.rb
@@ -68,7 +68,7 @@ module SiSU_DAL_CharacterCheck
       @tuned_file,@endnote_array=[],[]
       endnote_no=1
       data.each do |dob|
-        unless dob.is =='table'
+        unless dob.is ==:table
           dob.obj=dob.obj.strip.
             gsub(/^[{~}]\s*$/,'').
             gsub(/~#\s*/,"#{Mx[:pa_non_object_no_heading]}").
@@ -84,7 +84,7 @@ module SiSU_DAL_CharacterCheck
             gsub(/\\copy(?:right)?\b/,'&#169;').
             gsub(/\\trademark\b|\\tm\b/,'&#174;')
           dob.obj=dob.obj + "\n"
-          unless dob.is =~/^code/
+          unless dob.is ==:code
             case dob.obj
             when /\^~/                                     #% Note must do this first (earlier loop) and then enter gathered data into ~^\d+
               sub_dob=dob.obj.dup
diff --git a/lib/sisu/v3dv/dal_doc_objects.rb b/lib/sisu/v3dv/dal_doc_objects.rb
index c476b0ce..e413993a 100644
--- a/lib/sisu/v3dv/dal_doc_objects.rb
+++ b/lib/sisu/v3dv/dal_doc_objects.rb
@@ -67,11 +67,11 @@ module SiSU_DAL_DocumentStructure
     def initialize
       @tags={}
       @is=@tmp=@digest=nil
-      @of='meta'
+      @of=:meta
     end
     def metadata(tags)
       of=     @of                                                              #String, classification - group
-      is=     'meta'                                                           #String, classification - specific type
+      is=     :meta                                                            #String, classification - specific type
       tags=   tags        || ((defined? o.tags)    ? o.tags    : {})           #String, metadata type/tag
       obj=     nil
       @of,@is,@tags,@obj=of,is,tags,obj
@@ -82,11 +82,11 @@ module SiSU_DAL_DocumentStructure
     attr_accessor :obj,:is,:of,:tag,:digest,:tmp
     def initialize
       @is=@obj=@tag=@digest=@digest=@tmp=nil
-      @of='meta'
+      @of=:meta
     end
     def metadata(h,o=nil)
       of=     @of                                                              #String, classification - group
-      is=     'meta'                                                           #String, classification - specific type
+      is=     :meta                                                            #String, classification - specific type
       tag=    h[:tag]     || ((defined? o.tag)     ? o.tag     : nil)          #String, metadata type/tag
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
       tmp=    h[:tmp]     || ((defined? o.tmp)     ? o.tmp     : nil)          #available for processing, empty after use
@@ -98,7 +98,7 @@ module SiSU_DAL_DocumentStructure
   class ObjectHeading
     attr_accessor :obj,:is,:tags,:of,:lv,:ln,:toc_,:name,:idx,:ocn,:odv,:osp,:node,:parent,:ocn_,:note_,:autonum_,:digest,:tmp
     def initialize
-      @of='para'
+      @of=:para
       @is=@obj=@lv=@ln=@toc_=@name=@idx=@size=@ocn=@odv=@osp=@node=@parent=@ocn_=@note_=@autonum_=@digest=@tmp=nil
       @tags=[]
     end
@@ -135,7 +135,7 @@ module SiSU_DAL_DocumentStructure
         h[:lv]=heading_lv(h[:ln])
       end
       of=     @of                                                              #String, classification - group
-      is=     'heading'                                                        #String, classification - specific type
+      is=     :heading                                                         #String, classification - specific type
       name=   h[:name]    || ((defined? o.name)    ? o.name    : nil)          #String, named object?
       tags=   h[:tags]    || ((defined? o.tags)    ? o.tags    : [])           #Array, associated object tags, names if any
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
@@ -162,20 +162,20 @@ module SiSU_DAL_DocumentStructure
     end
     def heading_insert(h,o=nil)
       heading(h,o=nil)
-      @is=     'heading_insert'                                                #String, classification - specific type
+      @is=     :heading_insert                                                 #String, classification - specific type
       self
     end
   end
   class ObjectPara
     attr_accessor :obj,:is,:tags,:of,:name,:idx,:bullet_,:indent,:hang,:ocn,:odv,:osp,:parent,:note_,:image_,:ocn_,:digest,:tmp
     def initialize
-      @of='para'
+      @of=:para
       @is=@obj=@name=@idx=@bullet_=@indent=@hang=@size=@ocn=@odv=@osp=@parent=@note_=@image_=@ocn_=@digest=@tmp=nil
       @tags=[]
     end
     def paragraph(h,o=nil)
       of=    @of                                                               #String, classification - group
-      is=    'para'                                                            #String, classification - specific type
+      is=    :para                                                             #String, classification - specific type
       name=   h[:name]    || ((defined? o.name)    ? o.name    : nil)          #String, named object?
       tags=   h[:tags]    || ((defined? o.tags)    ? o.tags    : [])           #Array, associated object tags, names if any
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
@@ -199,7 +199,7 @@ module SiSU_DAL_DocumentStructure
     end
     def docinfo(h,o=nil)
       of=    @of                                                               #String, classification - group
-      is=    'docinfo'                                                         #String, classification - specific type
+      is=    :docinfo                                                          #String, classification - specific type
       name=   h[:name]    || ((defined? o.name)    ? o.name    : nil)          #String, named object?
       tags=   h[:tags]    || ((defined? o.tags)    ? o.tags    : nil)          #Array, associated object tags, names if any
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
@@ -225,13 +225,13 @@ module SiSU_DAL_DocumentStructure
   class ObjectBlockTxt
     attr_accessor :obj,:is,:of,:tags,:idx,:ocn,:odv,:osp,:parent,:note_,:number_,:ocn_,:digest,:tmp
     def initialize
-      @of='block'
+      @of=:block
       @is=@obj=@idx=@ocn=@odv=@osp=@parent=@note_=@number_=@ocn_=@digest=@tmp=nil
       @tags=[]
     end
     def code(h,o=nil)
       of=      @of                                                             #String, classification - group #alt 'code'
-      is=      'code'                                                          #String, classification - specific type
+      is=      :code                                                           #String, classification - specific type
       tags=    h[:tags]    || ((defined? o.tags)    ? o.tags    : [])          #Array, associated object tags, names if any
       obj=     h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)         #String, text content
       idx=     h[:idx]     || ((defined? o.idx)     ? o.idx     : nil)         #String, book index provided?
@@ -251,7 +251,7 @@ module SiSU_DAL_DocumentStructure
     end
     def block(h,o=nil)
       of=      @of                                                             #String, classification - group
-      is=      'block'                                                         #String, classification - specific type
+      is=      :block                                                          #String, classification - specific type
       tags=    h[:tags]    || ((defined? o.tags)    ? o.tags    : [])          #Array, associated object tags, names if any
       obj=     h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)         #String, text content
       idx=     h[:idx]     || ((defined? o.idx)     ? o.idx     : nil)         #String, book index provided?
@@ -270,7 +270,7 @@ module SiSU_DAL_DocumentStructure
     end
     def group(h,o=nil)
       of=      @of                                                             #String, classification - group
-      is=      'group'                                                         #String, classification - specific type
+      is=      :group                                                          #String, classification - specific type
       tags=    h[:tags]    || ((defined? o.tags)    ? o.tags    : [])          #Array, associated object tags, names if any
       obj=     h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)         #String, text content
       idx=     h[:idx]     || ((defined? o.idx)     ? o.idx     : nil)         #String, book index provided?
@@ -289,7 +289,7 @@ module SiSU_DAL_DocumentStructure
     end
     def alt(h,o=nil)                                                           #see block
       of=      @of                                                             #String, classification - group
-      is=      'alt'                                                           #String, classification - specific type
+      is=      :alt                                                            #String, classification - specific type
       tags=    h[:tags]    || ((defined? o.tags)    ? o.tags    : [])          #Array, associated object tags, names if any
       obj=     h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)         #String, text content
       idx=     h[:idx]     || ((defined? o.idx)     ? o.idx     : nil)         #String, book index provided?
@@ -308,7 +308,7 @@ module SiSU_DAL_DocumentStructure
     end
     def verse(h,o=nil)                                                         #part of poem decide how you deal with this
       of=      @of                                                             #String, classification - group
-      is=      'verse'                                                         #String, classification - specific type
+      is=      :verse                                                          #String, classification - specific type
       tags=    h[:tags]    || ((defined? o.tags)    ? o.tags    : [])          #Array, associated object tags, names if any
       obj=     h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)         #String, text content
       idx=     h[:idx]     || ((defined? o.idx)     ? o.idx     : nil)         #String, book index provided?
@@ -329,13 +329,13 @@ module SiSU_DAL_DocumentStructure
   class ObjectTable
     attr_accessor :obj,:is,:of,:lv,:tags,:name,:idx,:indent,:hang,:size,:ocn,:number,:head_,:cols,:widths,:odv,:osp,:parent,:note_,:ocn_,:digest,:tmp
     def initialize
-      @of='block'
+      @of=:block
       @is=@obj=@lv=@name=@idx=@indent=@hang=@size=@ocn,@number,@head_,@cols,@widths=@odv=@osp=@parent=@note_=@ocn_=@digest=@tmp=nil
       @tags=[]
     end
     def table(h,o=nil)
       of=     @of                                                              #String, classification - group
-      is=     'table'                                                          #String, classification - specific type
+      is=     :table                                                           #String, classification - specific type
       tags=   h[:tags]    || ((defined? o.tags)    ? o.tags    : [])           #Array, associated object tags, names if any
       cols=   h[:cols]    || ((defined? o.cols)    ? o.cols    : nil)
       widths= h[:widths]  || ((defined? o.widths)  ? o.widths  : nil)
@@ -359,13 +359,13 @@ module SiSU_DAL_DocumentStructure
   class ObjectImage
     attr_accessor :obj,:is,:of,:lv,:idx,:size,:ocn,:parent,:note_,:ocn_,:digest,:tmp
     def initialize
-      @of='image'
+      @of=:image
       @is=@obj=@lv=@idx=@size=@ocn=@parent=@note_=@ocn_=@tmp=@digest=nil
       @tags=[]
     end
     def image(h,o=nil)                                                         #not yet used, and what of a paragraph containing several images, consider
       of=     @of                                                              #String, classification - group
-      is=     'image'                                                          #String, classification - specific type
+      is=     :image                                                           #String, classification - specific type
       tags=   h[:tags]    || ((defined? o.tags)    ? o.tags    : [])           #Array, associated object tags, names if any
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
       size=   h[:size]    || ((defined? o.size)    ? o.size    : nil)
@@ -387,12 +387,12 @@ module SiSU_DAL_DocumentStructure
   class ObjectStructure
     attr_accessor :obj,:tag,:node,:lv,:ln,:status,:is,:of,:tmp
     def initialize
-      @of='structure'
+      @of=:structure
       @is=@obj=@node=@lv=@ln=@status=@tmp=nil
     end
     def xml_dom(h,o=nil)
       of=     @of                                                              #String, classification - group
-      is=     'xml_dom'                                                        #String, classification - specific type
+      is=     :xml_dom                                                         #String, classification - specific type
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : '')           #String, text content
       lv=     h[:lv]      || ((defined? o.lv)      ? o.lv      : nil)          #Alpha-numeric, document structure as used in markup, A-C then 1-6
       ln=     h[:ln]      || ((defined? o.ln)      ? o.ln      : nil)          #Integer, document structure level, for convenience in processing 1-9
@@ -406,12 +406,12 @@ module SiSU_DAL_DocumentStructure
   class ObjectComment
     attr_accessor :obj,:is,:of,:tmp
     def initialize
-      @of='comment'
+      @of=:comment
       @is=@obj=@tmp=nil
     end
     def comment(h,o=nil)
       of=     @of                                                              #String, classification - group
-      is=     'comment'                                                        #String, classification - specific type
+      is=     :comment                                                         #String, classification - specific type
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
       tmp=    h[:tmp]     || ((defined? o.tmp)     ? o.tmp     : nil)          #available for processing, empty after use
       @of,@is,@obj,@tmp=of,is,obj,tmp
@@ -421,12 +421,12 @@ module SiSU_DAL_DocumentStructure
   class ObjectLayout
     attr_accessor :obj,:is,:of,:tmp
     def initialize
-      @of='layout'
+      @of=:layout
       @is=@obj=@tmp=nil
     end
     def break(h,o=nil)                                                         #decide how to deal with, perhaps no obj?
       of=     @of                                                              #String, classification - group
-      is=     'break'                                                          #String, classification - specific type
+      is=     :break                                                           #String, classification - specific type
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
       tmp=    h[:tmp]     || ((defined? o.tmp)     ? o.tmp     : nil)          #available for processing, empty after use
       @of,@is,@obj,@tmp=of,is,obj,tmp
@@ -434,7 +434,7 @@ module SiSU_DAL_DocumentStructure
     end
     def insert(h,o=nil)                                                        #decide how to deal with, could mimic paragraph?
       of=     @of                                                              #String, classification - group
-      is=     'insert'                                                         #String, classification - specific type
+      is=     :insert                                                          #String, classification - specific type
       obj=    h[:obj]     || ((defined? o.obj)     ? o.obj     : nil)          #String, text content
       tmp=    h[:tmp]     || ((defined? o.tmp)     ? o.tmp     : nil)          #available for processing, empty after use
       @of,@is,@obj,@tmp=of,is,obj,tmp
diff --git a/lib/sisu/v3dv/dal_doc_str.rb b/lib/sisu/v3dv/dal_doc_str.rb
index ba62ad9e..a3c697e0 100644
--- a/lib/sisu/v3dv/dal_doc_str.rb
+++ b/lib/sisu/v3dv/dal_doc_str.rb
@@ -561,9 +561,9 @@ module SiSU_DAL_DocumentStructureExtract
       @dob
     end
     def structure_markup                                   #build structure where structure provided only in meta header
-      @dob=if @dob.is =~/para/ \
-      and ((@dob.hang !~/[1-9]/ and @dob.indent !~/[1-9]/) \
-      or (@dob.hang != @dob.indent)) \
+      @dob=if @dob.is ==:para \
+      && (((@dob.hang !~/[1-9]/) && (@dob.indent !~/[1-9]/)) \
+      || (@dob.hang != @dob.indent)) \
       and not @dob.bullet_
         @dob=case @dob.obj
         when /^#{@md.lv1}/
@@ -651,12 +651,14 @@ module SiSU_DAL_DocumentStructureExtract
       parent=node1=node2=node3=node4=node5=node6=nil
       data.each do |dob|
         h={}
-        if (dob.obj !~ regex_exclude_ocn_and_node || dob.is =='code') \
-        and dob.of !~/(?:comment|layout|meta)/ \
-        and dob.obj !~/#{Mx[:pa_non_object_no_heading]}|#{Mx[:pa_non_object_dummy_heading]}/ \
-        and dob.ocn_
+        if (dob.obj !~ regex_exclude_ocn_and_node || dob.is ==:code) \
+        && (dob.of !=:comment \
+        && dob.of !=:layout \
+        && dob.of !=:meta) \
+        && dob.obj !~/#{Mx[:pa_non_object_no_heading]}|#{Mx[:pa_non_object_dummy_heading]}/ \
+        && dob.ocn_
           #dob.ln now is determined, and set earlier, check how best to remove this -->
-          if dob.is=='heading'
+          if dob.is==:heading
              ln=case dob.lv
              when 'A'; 1
              when 'B'; 2
@@ -672,7 +674,7 @@ module SiSU_DAL_DocumentStructureExtract
           if not dob.obj =~/<:#>|~#|-#/ \
           or not dob.toc_                                  # fix this no longer in dob.obj
             ocn+=1
-            if dob.is=='heading' \
+            if dob.is==:heading \
             and (ln.to_s =~/^[1-9]/ \
             or ln.to_s =~@md.lv1 \
             or ln.to_s =~@md.lv2 \
@@ -708,26 +710,31 @@ module SiSU_DAL_DocumentStructureExtract
               end
             else
               ocno+=1
-              if dob.is=='table'
+              if dob.is==:table
                 ocnt+=1
                 ocn_sp,parent="t#{ocnt}",node
-              elsif dob.is=='code'
+              elsif dob.is==:code
                 ocnc+=1
                 ocn_sp,parent="c#{ocnc}",node
-              elsif dob.is=~/^(?:group|block|alt|verse)/
+              elsif dob.is==:group \
+              || dob.is==:block \
+              || dob.is==:alt \
+              || dob.is==:verse
                 ocng+=1 #group, poem
                 ocn_sp,parent="g#{ocng}",node
-              elsif dob.is=~/image|#{Mx[:lnk_o]}\S+?\.(?:png|jpg|gif)\s+/m
+              elsif dob.is==:image #check
                 ocni+=1
                 ocn_sp,parent="i#{ocni}",node
               else ocnp+=1                                 #paragraph
                 ocn_sp,parent="p#{ocnp}",node
               end
             end
-            if dob.is=='heading'
+            if dob.is==:heading
               dob.ln,dob.node,dob.ocn,dob.odv,dob.osp,dob.parent=ln,node,ocn,ocn_dv,ocn_sp,parent
             else
-              unless dob.of=~/meta|comment|layout/
+              if dob.of !=:meta \
+              && dob.of !=:comment \
+              && dob.of !=:layout
                 dob.ocn,dob.odv,dob.osp,dob.parent=ocn,ocn_dv,ocn_sp,parent
               end
             end
@@ -739,25 +746,31 @@ module SiSU_DAL_DocumentStructureExtract
           h
         elsif dob.obj=~/#{Mx[:pa_non_object_no_heading]}/
           dob.obj=dob.obj.gsub(/#{Mx[:pa_non_object_no_heading]}/,'')
-          if dob.is=='para'
+          if dob.is==:para
             h={ obj: dob.obj, ocn_: false, ocn: nil }
             dob=SiSU_DAL_DocumentStructure::ObjectPara.new.paragraph(h,dob)
-          elsif dob.is=='heading'
+          elsif dob.is==:heading
             h={ obj: dob.obj, ocn_: false, ocn: nil, toc_: true }
             dob=SiSU_DAL_DocumentStructure::ObjectHeading.new.heading(h,dob)
           end
         elsif dob.obj=~/#{Mx[:pa_non_object_dummy_heading]}/
           dob.obj=dob.obj.gsub(/#{Mx[:pa_non_object_dummy_heading]}/,'')
-          if dob.is=='para'
+          if dob.is==:para
             h={ obj: dob.obj, ocn_: false, ocn: nil }
             dob=SiSU_DAL_DocumentStructure::ObjectPara.new.paragraph(h,dob)
-          elsif dob.is=='heading'
+          elsif dob.is==:heading
             h={ obj: dob.obj, ocn_: false, ocn: nil, toc_: false }
             dob=SiSU_DAL_DocumentStructure::ObjectHeading.new.heading(h,dob)
           end
         else dob
         end
-        dob.obj=dob.obj.gsub(/\n\n/,"\n") if dob.is =~/(?:code|verse|alt|group|block)/ #newlines taken out
+        if dob.is==:code \
+        || dob.is==:verse \
+        || dob.is==:alt \
+        || dob.is==:group \
+        || dob.is==:block
+          dob.obj=dob.obj.gsub(/\n\n/,"\n") #newlines taken out
+        end
         @o_array << dob
       end
       @o_array
@@ -791,7 +804,8 @@ module SiSU_DAL_DocumentStructureExtract
         puts "<#{@s[0]}>"
       end
       data.each_with_index do |o,i|
-        if o.is =~/^heading/
+        if o.is ==:heading \
+        || o.is ==:heading_insert
           case o.ln
           when 1
             tuned_file << tag_close(o.ln,hs)
diff --git a/lib/sisu/v3dv/dal_endnotes.rb b/lib/sisu/v3dv/dal_endnotes.rb
index eb5e3429..191260c4 100644
--- a/lib/sisu/v3dv/dal_endnotes.rb
+++ b/lib/sisu/v3dv/dal_endnotes.rb
@@ -74,9 +74,9 @@ module SiSU_DAL_Endnotes
         if @md.opt.mod.inspect =~/--no-dagger|--no-annotate/
           dob.obj=dob.obj.gsub(/#{Mx[:en_b_o]}[+]\s.+?#{Mx[:en_b_c]}/,'')
         end
-        if defined? dob.obj \
-        and defined? dob.is \
-        and dob.is !~/^code/
+        if (defined? dob.obj) \
+        && (defined? dob.is) \
+        && dob.is !=:code
           case dob.obj                                                         # auto-numbered endnotes <!e!> <!e_!> -->
           when /#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}|#{Mx[:en_b_o]}[*+]\s+.+?#{Mx[:en_b_c]}/
             dob.obj=dob.obj.gsub(/\s*(#{Mx[:en_a_c]}|#{Mx[:en_b_c]})/,' \1')          # required 2003w31
diff --git a/lib/sisu/v3dv/dal_hash_digest.rb b/lib/sisu/v3dv/dal_hash_digest.rb
index 40f81197..ad201752 100644
--- a/lib/sisu/v3dv/dal_hash_digest.rb
+++ b/lib/sisu/v3dv/dal_hash_digest.rb
@@ -76,8 +76,10 @@ module SiSU_DAL_Hash
         unless t_o.obj.class==Array
           t_o.obj=t_o.obj.strip
         end
-        if t_o.of !~/structure|comment|layout/ \
-        and t_o.ocn.class==Fixnum
+        if (t_o.of !=:structure \
+        && t_o.of !=:comment \
+        && t_o.of !=:layout) \
+        && t_o.ocn.class==Fixnum
           if sha_
             for hash_class in [ Digest::SHA256 ]
               @tuned_file << stamped(t_o,hash_class)
@@ -120,7 +122,7 @@ module SiSU_DAL_Hash
       stripped=SiSU_TextRepresentation::Alter.new(t_o).strip_clean_of_markup
       markup=SiSU_TextRepresentation::Alter.new(t_o).semi_revert_markup
       digests=SiSU_TextRepresentation::ModifiedTextPlusHashDigest.new(@md,t_o).composite.dgst
-      unless t_o.is=='code'
+      unless t_o.is==:code
         case t_o.obj
         when /#{Mx[:en_a_o]}[\d*+]+\s+.+?#{Mx[:en_a_c]}|#{Mx[:en_b_o]}[*+]\d+\s+.+?#{Mx[:en_b_c]}/m
           en_and_t_o,en_and_t_o_digest=[],[]
diff --git a/lib/sisu/v3dv/dal_idx.rb b/lib/sisu/v3dv/dal_idx.rb
index 5f4a38e0..21567c14 100644
--- a/lib/sisu/v3dv/dal_idx.rb
+++ b/lib/sisu/v3dv/dal_idx.rb
@@ -75,8 +75,9 @@ module SiSU_DAL_BookIndex
       tuned_file=[]
       idx_array=[]
       data.each do |dob|
-        if dob.is =~/heading/ \
-        and dob.ln==4
+        if (dob.is ==:heading \
+        || dob.is ==:heading_insert) \
+        && dob.ln==4
           @seg=dob.name
         end
         idx_array << "#{dob.idx}~#{dob.ocn}~#{@seg}" if defined? dob.idx and not (dob.idx.nil? or dob.idx.empty?)
diff --git a/lib/sisu/v3dv/dal_images.rb b/lib/sisu/v3dv/dal_images.rb
index 0f65b814..6455daf1 100644
--- a/lib/sisu/v3dv/dal_images.rb
+++ b/lib/sisu/v3dv/dal_images.rb
@@ -80,7 +80,7 @@ module SiSU_DAL_Images
         end
       end
       data.each do |dob|
-        unless dob.is =~/^table/
+        unless dob.is ==:table
           dob.obj=dob.obj.strip
           if dob.obj =~/#{Mx[:lnk_o]}\s*\S+\.(?:png|jpg|gif)(?:\s*|\s+.+)?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image)/
             if dob.obj !~/#{Mx[:lnk_o]}\s*\S+\.(?:png|jpg|gif)\s+\d+x\d+/
diff --git a/lib/sisu/v3dv/dal_numbering.rb b/lib/sisu/v3dv/dal_numbering.rb
index 332db4bf..f5a09ef6 100644
--- a/lib/sisu/v3dv/dal_numbering.rb
+++ b/lib/sisu/v3dv/dal_numbering.rb
@@ -77,8 +77,10 @@ module SiSU_DAL_Numbering
     def number_plaintext_para(data)
       @tuned_file=[]
       data.each do |dob|
-        if dob.of !~/(?:block|comment|layout)/ \
-        and dob.ocn_ #and dob.obj !~ /#{Mx[:gr_o]}Th|#{Mx[:tc_o]}#{Mx[:tc_p]}#{Mx[:tc_p]}/ #FIX
+        if (dob.of !=:block \
+        && dob.of !=:comment \
+        && dob.of !=:layout) \
+        && dob.ocn_ #and dob.obj !~ /#{Mx[:gr_o]}Th|#{Mx[:tc_o]}#{Mx[:tc_p]}#{Mx[:tc_p]}/ #FIX
           dob.obj=dob.obj.gsub(/(.+)\n/,'\1 ') #messy, but idea is that tables should retain breaks
         end
         unless dob.obj.class==Array
@@ -139,8 +141,8 @@ module SiSU_DAL_Numbering
       data.each do |dob| #@md.seg_names << [additions to segment names]
         title_no=nil
         dob=SiSU_DAL_DocumentStructureExtract::Structure.new(@md,dob).structure_markup #must happen earlier, node info etc. require
-        if dob.is =='heading' \
-        and dob.autonum_ \
+        if dob.is ==:heading \
+        && dob.autonum_ \
         and defined? @md.make.num_top \
         and @md.make.num_top !~/^$/
           if  dob.lv=='1' \
@@ -206,7 +208,7 @@ module SiSU_DAL_Numbering
             dob.tags=[dob.name,dob.tags].flatten if dob.name !~/^\d+$/  #check whether will work across file types with stop signs
             dob.name.gsub(/^([a-z_\.]+)-$/,'\1')
           end
-        elsif dob.is =='heading' \
+        elsif dob.is ==:heading \
         and dob.autonum_ \
         and @md.markup =~/num_extract/ #AS DANGEROUS force enable with document, note already does this type of numbering for cisg, locate and coordinate logic, is currently misplaced in code, chengwei inspired 2004w23/4
           #here lies a bug, as is nil when run from -Dv --update, FIX
@@ -240,11 +242,14 @@ module SiSU_DAL_Numbering
       number_small,letter_small=0,0
       letter=%w( a b c d e f g h i j k l m n o p q r s t u v w x y z )
       data.each do |dob|
-        if dob.of =~/heading|para|block/
-          if dob.is =='heading' \
+        if dob.of ==:heading \
+        || dob.of ==:heading_insert \
+        || dob.of ==:para \
+        || dob.of ==:block
+          if dob.is ==:heading \
           and dob.ln.to_s=~/^[1-9]/                                                    #% sub-number system, (baby numbering) reset with any change of major number (more obviously should be placed in number titles, but that is conditionally executed, check and move later)
             number_small,letter_small=0,0
-          elsif dob.is =~/para/
+          elsif dob.is ==:para
             if dob.obj =~/^#[ 1]/ \
             and dob.obj !~/^#\s+(?:~#)?$/
               letter_small=0
@@ -286,8 +291,8 @@ module SiSU_DAL_Numbering
       end
       ocn_html_seg=[]
       data.each do |dob|
-        if dob.is=='heading' \
-        and dob.ln \
+        if dob.is==:heading \
+        && dob.ln \
         and dob.ln.to_s =~/^[456]/
           if dob.ln==4 \
           and not dob.name \
@@ -333,12 +338,13 @@ module SiSU_DAL_Numbering
             puts "e r r o r -\t#{__FILE__}::#{__LINE__}\n#{dob.inspect}"
           end
         end
-        if dob.is =~/heading/ \
-        and dob.ln==4
+        if (dob.is ==:heading \
+        || dob.is ==:heading_insert) \
+        && dob.ln==4
           @seg=dob.name
         end
-        @tuned_file << if dob.is=='heading' \
-        and (@md.pagenew or @md.pagebreak)
+        @tuned_file << if dob.is==:heading \
+        && (@md.pagenew || @md.pagebreak)
           m=dob.ln.to_s
           dob_tmp=[]
           if @md.pagenew.inspect =~/#{m}/
@@ -353,11 +359,11 @@ module SiSU_DAL_Numbering
         end
         if defined? dob.ocn \
         and dob.ocn
-          @segname=((dob.is=='heading'|| dob.is=='heading_insert') && dob.ln==4 && (defined? dob.name)) \
+          @segname=((dob.is==:heading || dob.is==:heading_insert) && dob.ln==4 && (defined? dob.name)) \
           ? (dob.name)
           : @segname
           tags["#{dob.ocn}"]={ segname: @segname }
-          ocn_html_seg[dob.ocn]=if dob.is =~/heading/
+          ocn_html_seg[dob.ocn]=if (dob.is==:heading || dob.is==:heading_insert)
             x=if dob.ln =~/[1-3]/
               { seg: nil, level: dob.ln }
             else #elsif dob.ln =~/[4-6]/
@@ -428,7 +434,7 @@ module SiSU_DAL_Numbering
           unless @md.set_heading_seg
             if defined? dob.ln and dob.ln.to_s !~/^[123]/m \
             and dob.obj !~/\A\s*\Z/m \
-            and dob.is !='layout'
+            and dob.is !=:layout
               @md.set_heading_seg=true
               head=if @md.title.main ; dob.ln,dob.name,dob.obj=4,'seg',@md.title.main
               else                dob.ln,dob.name,dob.obj=4,'seg','[segment]'
diff --git a/lib/sisu/v3dv/dal_syntax.rb b/lib/sisu/v3dv/dal_syntax.rb
index a8ece51e..73bb6a64 100644
--- a/lib/sisu/v3dv/dal_syntax.rb
+++ b/lib/sisu/v3dv/dal_syntax.rb
@@ -135,7 +135,10 @@ module SiSU_DAL_Syntax
       dob=SiSU_Sem::Tags.new(dob,@md).rm.all
     end
     def breaks(dob)
-      if dob.is !~/^(?:meta|comment|code|table)/
+      if dob.is !=:meta \
+      && dob.is !=:comment \
+      && dob.is !=:code \
+      && dob.is !=:table
         dob.obj=dob.obj.gsub(/ \\\\(?: |$)/,"#{Mx[:br_line]}").
           gsub(/(?:<:?br>|<br \/>)/,"#{Mx[:br_line]}")                  # depreciated
       end
@@ -147,7 +150,11 @@ module SiSU_DAL_Syntax
       and @md.make.italics[:str]) \
       or (defined? @vz.markup_make_italic[:str] \
       and @vz.markup_make_italic[:str])
-        dob.obj=if dob.is !~/^(?:meta|heading|code|comment)/
+        dob.obj=if dob.is !=:meta \
+        && dob.is !=:heading \
+        && dob.is !=:heading_insert \
+        && dob.is !=:code \
+        && dob.is !=:comment
           word=dob.obj.scan(@line_scan_ital)
           word=word.flatten.compact
           line_array=[]
@@ -202,7 +209,12 @@ module SiSU_DAL_Syntax
       and @md.make.bold[:str]) \
       or (defined? @vz.markup_make_bold[:str] \
       and @vz.markup_make_bold[:str])
-        dob.obj=if dob.is !~/^(?:meta|heading|code|comment|table)/
+        dob.obj=if dob.is !=:meta \
+        && dob.is !=:heading \
+        && dob.is !=:heading_insert \
+        && dob.is !=:code \
+        && dob.is !=:comment \
+        && dob.is !=:table
           line_array=[]
           word=dob.obj.scan(@line_scan_bold)
           word=word.flatten.compact
@@ -227,10 +239,13 @@ module SiSU_DAL_Syntax
         else dob.obj
         end
       else
-        dob.obj=if dob.is !~/^(?:heading|comment|meta)/ \
+        dob.obj=if (dob.is !=:heading \
+        && dob.is !=:heading_insert \
+        && dob.is !=:comment \
+        && dob.is !=:meta) \
         and dob.obj =~ /^!_\s+/
           embolden(dob.obj)
-        elsif dob.is=='heading' \
+        elsif dob.is==:heading \
         and dob.ln.to_s =~/[7-9]/
           embolden(dob.obj)
         else dob.obj
@@ -297,7 +312,10 @@ module SiSU_DAL_Syntax
       # #                                     #numbered (list) level 1
       # _#                                    #numbered (list) level 2
       dob=dob.dup
-      if dob.is !~/^(?:meta|comment|code|table)/
+      if dob.is !=:meta \
+      && dob.is !=:comment \
+      && dob.is !=:code \
+      && dob.is !=:table
         line_array=[]
         word=dob.obj.scan(/\S+|\n/) #unless line =~/^(?:#{Mx[:meta_o]}|%+\s)/ #visit
         if word
@@ -315,7 +333,7 @@ module SiSU_DAL_Syntax
           gsub(/~\{(.+?)\}~/m,Mx[:en_a_o] + '\1' + Mx[:en_a_c]).
           gsub(/~\[([^*+].+?)\]~/m,Mx[:en_b_o] + '* \1' + Mx[:en_b_c]).                    #default if markup does not specify
           gsub(/~\[(.+?)\]~/m,Mx[:en_b_o] + '\1' + Mx[:en_b_c])
-        if dob.is =='heading' \
+        if dob.is ==:heading \
         and dob.ln ==1
           dob.obj=dob.obj.gsub(/\s*@title\b/," #{@md.title.full}")
           dob.obj=if defined? @md.creator.author \
@@ -329,7 +347,7 @@ module SiSU_DAL_Syntax
         and defined? @md.title.full \
         and defined? @md.creator \
         and @md.creator
-          if dob.is =='heading'
+          if dob.is ==:heading
             dob.obj=dob.obj.gsub(/^\s*@title\s*$/,@md.title.full) if dob.lv =~/1/
             dob.obj=if dob.lv =~/[23]/ \
             and defined? @md.creator.author \
@@ -426,9 +444,9 @@ module SiSU_DAL_Syntax
             "#{Mx[:lnk_o]}\\1#{Mx[:lnk_c]}\\2"). #any remaining linked text or image, check need
           gsub(/\{\s*(.+?)\s*\}(image)/,
             "#{Mx[:lnk_o]}\\1#{Mx[:lnk_c]}\\2")      #linked image
-      elsif dob.is=='table'
+      elsif dob.is==:table
         dob=fontface(dob)
-      elsif dob.is =='code'
+      elsif dob.is ==:code
         dob.obj=dob.obj.gsub(/#{Mx[:meta_o]}(\S+?)#{Mx[:meta_c]}\s*/,'@\1: ').
           gsub(/(^|#{Mx[:gl_c]}|\s)&lt;(br(?: \/)?)&gt;([\s,.]|$)/,'\1<\2>\3') #convert <br> <br /> back, clumsy
         if dob.number_
diff --git a/lib/sisu/v3dv/db_import.rb b/lib/sisu/v3dv/db_import.rb
index 93b47029..3bb6e210 100644
--- a/lib/sisu/v3dv/db_import.rb
+++ b/lib/sisu/v3dv/db_import.rb
@@ -261,10 +261,14 @@ module SiSU_DbImport
           data.obj.gsub!(/#{Mx[:gl_o]}(●)#{Mx[:gl_c]}\s*/,'\1 ')
           data.obj.gsub!(/#{Mx[:tag_o]}\S+?#{Mx[:tag_c]}/,'') #check
           @col[:seg]=@@seg
-          if data.of =~/para|heading|block|group/      # regular text what of code-blocks grouped text etc.
+          if data.of ==:para \
+          || :heading \
+          || :heading_insert \
+          || :block \
+          || :group      # regular text what of code-blocks grouped text etc.
             notedata=data.obj.dup
-            if data.is=='heading' \
-            and data.ln.inspect=~/[123]/
+            if data.is==:heading \
+            && (data.ln.inspect=~/[123]/)
               @col[:lev],txt,@col[:ocn],@col[:lev_an],@col[:ocnd],@col[:ocns],@col[:t_of],@col[:t_is],@col[:node],@col[:parent],@col[:digest_clean],@col[:digest_all]=data.ln,data.obj,data.ocn,data.lv,data.odv,data.osp,data.of,data.is,data.node,data.parent,'',''
               @col[:lid]+=1
               txt=endnotes(txt).extract_any
@@ -287,8 +291,8 @@ module SiSU_DbImport
               when /3/; @col[:lv3]+=1
               end
               @col[:lev]=@col[:plaintext]=@col[:body]=''
-            elsif data.is=='heading' \
-            and data.ln==4
+            elsif data.is==:heading \
+            && data.ln==4
               @@seg,txt,@col[:ocn],@col[:lev_an],@col[:ocnd],@col[:ocns],@col[:t_of],@col[:t_is],@col[:node],@col[:parent],@col[:digest_clean],@col[:digest_all]=data.name,data.obj,data.ocn,data.lv,data.odv,data.osp,data.of,data.is,data.node,data.parent,'',''
               @col[:seg]=@@seg
               @col[:lv4]+=1
@@ -313,9 +317,12 @@ module SiSU_DbImport
               t=SiSU_DbTuple::LoadDocuments.new(@conn,@col,@opt,@file)
               @tuple_array << t.tuple
               @col[:lev]=@col[:plaintext]=@col[:body]=''
-            elsif data.is=='heading' and data.ln==5
+            elsif data.is==:heading \
+            && data.ln==5
               txt,@col[:ocn],@col[:lev_an],@col[:ocnd],@col[:ocns],@col[:t_of],@col[:t_is],@col[:node],@col[:parent],@col[:digest_clean],@col[:digest_all]=data.obj,data.ocn,data.lv,data.odv,data.osp,data.of,data.is,data.node,data.parent,'',''
-              @@seg_full=data.name if data.is=='heading' and data.ln==5 and data.name #check data.name
+              @@seg_full=data.name if data.is==:heading \
+              && data.ln==5 \
+              && data.name #check data.name
               @@seg ||='' #nil # watch
               @col[:seg]=@@seg
               @col[:lv5]+=1
@@ -340,9 +347,10 @@ module SiSU_DbImport
               t=SiSU_DbTuple::LoadDocuments.new(@conn,@col,@opt,@file)
               @tuple_array << t.tuple
               @col[:lev]=@col[:plaintext]=@col[:body]=''
-            elsif data.is=='heading' and data.ln==6
+            elsif data.is==:heading \
+            && data.ln==6
               txt,@col[:ocn],@col[:lev_an],@col[:ocnd],@col[:ocns],@col[:t_of],@col[:t_is],@col[:node],@col[:parent],@col[:digest_clean],@col[:digest_all]=data.obj,data.ocn,data.lv,data.odv,data.osp,data.of,data.is,data.node,data.parent,'',''
-              @@seg_full=data.name if data.is=='heading' and data.ln==6 and data.name #check data.name
+              @@seg_full=data.name if data.is==:heading && data.ln==6 && data.name #check data.name
               @@seg ||='' #nil # watch
               @col[:seg]=@@seg
               @col[:lv6]+=1
@@ -367,6 +375,10 @@ module SiSU_DbImport
               t=SiSU_DbTuple::LoadDocuments.new(@conn,@col,@opt,@file)
               @tuple_array << t.tuple
               @col[:lev]=@col[:plaintext]=@col[:body]=''
+            elsif data.of==:structure \
+            || data.of==:layout \
+            || data.of==:comment
+              #added watch
             else                                                               #% regular text
               @col[:lid]+=1
               txt=''
@@ -390,9 +402,9 @@ module SiSU_DbImport
               @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]
               @en_a_plus,@en_z_plus=@en_pls[0].first,@en_pls[0].last if @en_pls[0]
-              @col[:body]=if data.is=='table'
+              @col[:body]=if data.is==:table
                 SiSU_FormatShared::CSS_Format.new(@md,data).html_table
-              elsif data.is=='code'
+              elsif data.is==:code
                 SiSU_FormatShared::CSS_Format.new(@md,data).code
               elsif defined? data.indent \
               and defined? data.hang \
diff --git a/lib/sisu/v3dv/db_select.rb b/lib/sisu/v3dv/db_select.rb
index 478a25fa..bab898f0 100644
--- a/lib/sisu/v3dv/db_select.rb
+++ b/lib/sisu/v3dv/db_select.rb
@@ -196,6 +196,7 @@ module SiSU_DbSelect
           db_exist?
           @sdb_no.drop.tables
         when /^--(?:db=)?(?:(?:sq)?lite|pg(?:sql)?|my(?:sql)?)$/
+        when /^--(?:v\d+|dev)$/
         else
           help=SiSU_Help::Help.new
           help.summary
diff --git a/lib/sisu/v3dv/digests.rb b/lib/sisu/v3dv/digests.rb
index 91299d4c..bc4a37e5 100644
--- a/lib/sisu/v3dv/digests.rb
+++ b/lib/sisu/v3dv/digests.rb
@@ -300,9 +300,9 @@ module SiSU_DigestView
         data.each do |t_o|
           dgst=SiSU_TextRepresentation::ModifiedTextPlusHashDigest.new(@md,t_o).composite.dgst
           if dgst
-            if t_o.is=='heading'
+            if t_o.is==:heading
               digests("#{@sp*0}#{dgst[:ocn]}#{@sp*(8-dgst[:ocn].to_s.length)}#{dgst[:dgst_stripped_txt]} #{dgst[:dgst_markedup_txt]} #{dgst[:is]} #{t_o.lv}")
-            elsif t_o.is=='heading_insert'
+            elsif t_o.is==:heading_insert
               digests("#{@sp*0}[#{dgst[:ocn]}]#{@sp*(6-dgst[:ocn].to_s.length)}#{dgst[:dgst_stripped_txt]} #{dgst[:dgst_markedup_txt]} #{dgst[:is]} #{t_o.lv}")
             else
               digests("#{@sp*0}#{dgst[:ocn]}#{@sp*(8-dgst[:ocn].to_s.length)}#{dgst[:dgst_stripped_txt]} #{dgst[:dgst_markedup_txt]} #{dgst[:is]}")
@@ -325,7 +325,7 @@ module SiSU_DigestView
         dal_structure_tree("------------\n")
         dal_structure_tree("document structure[*]\n")
         data.each do |t_o|
-          if t_o.is=='heading'
+          if t_o.is==:heading
             x=case t_o.ln
             when 1; l[1] +=1 #fix Mx[:lv_o]
               '  '*0 +':A'
@@ -342,7 +342,7 @@ module SiSU_DigestView
             else nil
             end
           end
-          ocn=t_o.ocn if defined? t_o.ocn and t_o.is !='heading_insert'
+          ocn=t_o.ocn if defined? t_o.ocn and t_o.is !=:heading_insert
           dal_structure_tree("#{x}\n") if x and not x.empty?
         end
         dal_structure_tree("  [*] heading levels\n")
diff --git a/lib/sisu/v3dv/epub.rb b/lib/sisu/v3dv/epub.rb
index c87112cf..7d90883b 100644
--- a/lib/sisu/v3dv/epub.rb
+++ b/lib/sisu/v3dv/epub.rb
@@ -160,7 +160,7 @@ module SiSU_EPUB
         format_head_scroll=SiSU_EPUB_Format::HeadScroll.new(@md)
         @data.each do |dob|
           pg=dob.dup
-          unless pg.is =~/^code/
+          unless pg.is ==:code
             if pg.obj =~/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]})[\d*+]+ /
               endnote_array=[]
               if pg.obj=~/#{Mx[:en_a_o]}[\d*+].+?#{Mx[:en_a_c]}/m
@@ -218,8 +218,8 @@ module SiSU_EPUB
         @ncx_cls=[]
         @level_a_first_occurrence=true
         @data.each do |dob|
-          if dob.is=='heading' \
-          or dob.is=='heading_insert'
+          if dob.is==:heading \
+          || dob.is==:heading_insert
             dob_toc=dob.dup
             toc=case dob_toc.ln
             when 1
diff --git a/lib/sisu/v3dv/epub_concordance.rb b/lib/sisu/v3dv/epub_concordance.rb
index 40dd83f5..e2e5bb5c 100644
--- a/lib/sisu/v3dv/epub_concordance.rb
+++ b/lib/sisu/v3dv/epub_concordance.rb
@@ -206,7 +206,10 @@ WOK
         @word_map={}
         @dal_array.each do |line|
           if defined? line.ocn
-            if line.is =~/heading/ and line.ln==4; @seg=line.name
+            if (line.is ==:heading \
+            || line.is ==:heading_insert) \
+            && line.ln==4
+              @seg=line.name
             end
             if line.ocn.to_s =~/\d+/;  toy=line.ocn.to_s
             end
diff --git a/lib/sisu/v3dv/epub_format.rb b/lib/sisu/v3dv/epub_format.rb
index 344e4e7e..f88b6745 100644
--- a/lib/sisu/v3dv/epub_format.rb
+++ b/lib/sisu/v3dv/epub_format.rb
@@ -1901,7 +1901,7 @@ WOK
         @named=nametags_seg(@dob)
         @txt=((defined? t_o.obj) ? t_o.obj : nil)
         @ocn=((defined? t_o.ocn) ? t_o.ocn.to_s : nil)
-        @headname=((t_o.is=='heading' and defined? t_o.name) ? t_o.name : nil)
+        @headname=((t_o.is==:heading and defined? t_o.name) ? t_o.name : nil)
       else
         if @md.opt.cmd =~/M/
           p __FILE__ +':'+ __LINE__.to_s
diff --git a/lib/sisu/v3dv/epub_segments.rb b/lib/sisu/v3dv/epub_segments.rb
index a9747cd5..55c6c1f9 100644
--- a/lib/sisu/v3dv/epub_segments.rb
+++ b/lib/sisu/v3dv/epub_segments.rb
@@ -157,8 +157,8 @@ WOK
         @@seg[:heading_idx]=''
       end
       data.each do |dob|
-        if (dob.is=='heading' \
-        || dob.is=='heading_insert') \
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
         and dob.ln==4
           @@seg_name << dob.name
           seg_name=dob.name
@@ -183,8 +183,8 @@ WOK
         #  #  end
         #  #end
         #end
-        if (dob.is=='heading' \
-        || dob.is=='heading_insert') \
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
         and dob.ln==4
           if dob.ocn==0
             @@heading4=dob.obj
@@ -192,27 +192,27 @@ WOK
           end
           @@is4=newfile=1
         end
-        if (dob.is=='heading' \
-        || dob.is=='heading_insert') \
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
         and dob.ln==3
           @@heading3=dob.obj
           @@is4,@@is3=0,1
         end
-        if (dob.is=='heading' \
-        || dob.is=='heading_insert') \
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
         and dob.ln==2
           @@heading2=dob.obj
           @@is4,@@is3,@@is2=0,0,1
         end
-        if (dob.is=='heading' \
-        || dob.is=='heading_insert') \
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
         and dob.ln==1
           @@heading1=dob.obj
           @@is4,@@is3,@@is2,@@is1=0,0,0,1
         end
         if (@@is1 && !@@is2 && !@@is3 && !@@is4)
-          if not (dob.is=='heading' \
-          || dob.is=='heading_insert') \
+          if not (dob.is==:heading \
+          || dob.is==:heading_insert) \
           and dob.ln==1
             head1=$_ #; check
           end
@@ -222,17 +222,17 @@ WOK
           if newfile==1 \
           or dob.obj =~/^#{Mx[:br_endnotes]}|^#{Mx[:br_eof]}/
             newfile=0
-            if (dob.is=='heading' \
-            || dob.is=='heading_insert') \
+            if (dob.is==:heading \
+            || dob.is==:heading_insert) \
             and dob.ln==4
               if tracking != 0
                 SiSU_EPUB_Seg::Seg.new(@md).tail
                 segfilename="#{dir_epub_cont}/#{@@seg_name_xhtml[tracking-1]}#{Sfx[:epub_xhtml]}"
                 output_epub_cont_seg=File.new(segfilename,'w') if @@seg_name_xhtml[tracking-1]
-                if dob.is=='heading' \
+                if dob.is==:heading \
                 or @@seg_name_xhtml[tracking-1] !~/endnotes|book_index|metadata/
                   SiSU_EPUB_Seg::Output.new(@md,output_epub_cont_seg,@@seg,@minitoc).output
-                elsif dob.is=='heading_insert'
+                elsif dob.is==:heading_insert
                   if @@seg_name_xhtml[tracking-1]=='endnotes'
                     SiSU_EPUB_Seg::Output.new(@md,output_epub_cont_seg,@@seg,@minitoc,'endnotes').output
                   elsif @@seg_name_xhtml[tracking-1]=='book_index'
@@ -262,8 +262,8 @@ WOK
             end
             tracking=tracking+1
           end
-          if (dob.is=='heading' \
-          || dob.is=='heading_insert') \
+          if (dob.is==:heading \
+          || dob.is==:heading_insert) \
           and dob.ln==4 \
           and dob.name
             @@get_hash_to=dob.name
@@ -341,23 +341,25 @@ WOK
     end
     def markup(dob)
       @debug=[]
-      format_head_seg=SiSU_EPUB_Format::HeadSeg.new(@md)
-      if dob.is =~/(?:heading|para)/ #extend as necessary FIX
+      if dob.is ==:heading \
+      || dob.is ==:heading_insert \
+      || dob.is ==:para
+        #extend as necessary FIX
         @p_num=SiSU_EPUB_Format::ParagraphNumber.new(@md,dob.ocn)
       end
       sto=SiSU_EPUB_Format::FormatTextObject.new(@md,dob)
-      dob_xhtml=if dob.is=='heading' \
-      or dob.is=='heading_insert' \
-      or dob.is=='para'
-        dob_xhtml=if dob.is=='heading' \
-        or dob.is=='heading_insert'
+      dob_xhtml=if dob.is==:heading \
+      || dob.is==:heading_insert \
+      || dob.is==:para
+        dob_xhtml=if dob.is==:heading \
+        or dob.is==:heading_insert
           if dob.ln==4
             sto.seg_heading4 # work on see SplitTextObject
           elsif dob.ln==5
             sto.seg_heading5
           elsif dob.ln==6; sto.seg_heading6
           end
-        elsif dob.is=='para'
+        elsif dob.is==:para
           if dob.indent \
           and dob.hang \
           and dob.indent =~/[0-9]/ \
@@ -375,33 +377,37 @@ WOK
           else sto.para
           end
         end
-        elsif dob.is =~/^(?:block|group|alt)$/
+        elsif dob.is ==:block \
+        || dob.is ==:group \
+        || dob.is ==:alt
           sto.para #fix this should be block type specific #FIX
-        elsif dob.is=='verse'
+        elsif dob.is==:verse
           sto.verse
-        elsif dob.is=='code'
+        elsif dob.is==:code
           sto.code
-        elsif dob.is=='table'
+        elsif dob.is==:table
           sto.table
-        elsif dob.is=='break'
+        elsif dob.is==:break
           sto.break
       end
       if @md.flag_separate_endnotes # may need to revisit, check
         dob.obj=dob.obj.gsub(/"\s+href="#note_ref(\d+)">/,%{" href=\"endnotes#{Sfx[:epub_xhtml]}#note_ref\\1">})       #endnote- twice #removed file type
       end
-      if dob.is =~/heading|para/ \
-      and (not dob.ocn or dob.ocn.to_s.empty?)
+      if (dob.is ==:heading \
+      || dob.is==:heading_insert \
+      || dob.is==:para) \
+      && (not dob.ocn or dob.ocn.to_s.empty?)
         format_seg=SiSU_EPUB_Format::FormatSeg.new(@md,dob)
       end
-      if (dob.is=='heading' \
-      || dob.is=='heading_insert' \
-      || dob.is=='para') \
+      if (dob.is==:heading \
+      || dob.is==:heading_insert \
+      || dob.is==:para) \
       and dob.note_ #dob.obj =~/<a href="#note_ref\d+">&nbsp;<sup id=/                #endnote- note-
         format_seg=SiSU_EPUB_Format::FormatSeg.new(@md,dob)
         dob.obj=format_seg.no_paranum
       end
-      if (dob.is=='heading' \
-      || dob.is=='heading_insert') \
+      if (dob.is==:heading \
+      || dob.is==:heading_insert) \
       and dob.ln==4
         @@seg[:main] <<  %{\n<div class="content">\n}
         @@seg[:main] << dob_xhtml
@@ -439,8 +445,8 @@ WOK
       data.each do |dob|
         dob.obj=dob.obj.gsub(/<a name=\"h\d.*?\">(.+?)<\/a>/mi,'\1')
         if @md.flag_auto_endnotes
-          if (dob.is=='heading' \
-          || dob.is=='heading_insert') \
+          if (dob.is==:heading \
+          || dob.is==:heading_insert) \
           and dob.ln.to_s =~/^[1234]/ \
           and not @@fn.to_s.empty?
             @@seg_endnotes[@@fn]=[]
@@ -448,8 +454,8 @@ WOK
             @@seg_endnotes_array=[] if dob.ln==4
             @@fns_previous=@md.fns if dob.ln==4 and dob.name =~/^meta/
           end
-          if (dob.is=='heading' \
-          || dob.is=='heading_insert') \
+          if (dob.is==:heading \
+          || dob.is==:heading_insert) \
           and dob.ln==4                                              #%  EXTRACTION OF SUB-TOCs & SEGMENT NAME, after EXTRACTION OF ENDNOTES & SUB-TOCs
             @@seg_subtoc[@@fn]=@@seg_subtoc_array
             @@seg_subtoc_array=[]
@@ -463,7 +469,7 @@ WOK
             end
           end
         end
-        if dob.is=='heading' \
+        if dob.is==:heading \
         and dob.ln.to_s =~/^[56]/
           case dob.ln
           when 5
@@ -478,7 +484,7 @@ WOK
         if @md.flag_auto_endnotes
           ast,pls='&#042;','&#043;'
           if dob.obj =~/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]})(?:\d|#{ast}|#{pls})+ / \
-          and dob.is !~/^code/ # endnote-
+          and dob.is !=:code # endnote-
             endnote_array=[]
             if dob.obj=~/#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}/m
               endnote_array << dob.obj.scan(/#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}/m)
diff --git a/lib/sisu/v3dv/epub_tune.rb b/lib/sisu/v3dv/epub_tune.rb
index dfb19caf..34466926 100644
--- a/lib/sisu/v3dv/epub_tune.rb
+++ b/lib/sisu/v3dv/epub_tune.rb
@@ -225,7 +225,7 @@ module SiSU_EPUB_Tune
       @data.each do |dob|
         dob.obj=dob.obj.gsub(/#{Mx[:mk_o]}#([a-zA-Z]+)#{Mx[:mk_c]}/,'&\1;').
           gsub(/#{Mx[:mk_o]}(#[0-9]+)#{Mx[:mk_c]}/,'&\1;')
-        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />') unless dob.is=='table'
+        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />') unless dob.is==:table
         dob.obj=dob.obj.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
           gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
           gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
@@ -309,7 +309,7 @@ module SiSU_EPUB_Tune
       data=@data
       @tuned_file=[]
       data.each do |dob|
-        unless dob.is=='code'
+        unless dob.is==:code
           if dob.obj =~/<::\s+/ #watch
             dob.obj=dob.obj.gsub(/<::\s+(\S+?)\s+!>/,
               %{<img src="#{@env.url.images_epub}/c_\\1.png" alt="\\1" width="14" height="14" align="bottom" border="0" />})
@@ -369,7 +369,7 @@ module SiSU_EPUB_Tune
       a,s='_a','_s'
       ast,pls='&#042;','&#043;'
       data.each do |dob|
-        unless dob.is =~/^code/
+        unless dob.is ==:code
           dob.obj=dob.obj.gsub(/(#{Mx[:en_a_o]}|#{Mx[:en_b_o]})(\d+)\s+(.+?)(#{Mx[:en_a_c]}|#{Mx[:en_b_c]})/,
               %{#{Mx[:nbsp]}<a href="#note\\2">#{Mx[:nbsp]}<sup id="note_ref\\2">\\2</sup>#{Mx[:nbsp]}</a> } +  #note- endnote-
               %{\\1\\2 <a href="#note_ref\\2">#{Mx[:nbsp]}<sup id="note\\2">\\2.</sup></a> \\3 \\4}). #endnote- note- (careful may have switched)
diff --git a/lib/sisu/v3dv/html.rb b/lib/sisu/v3dv/html.rb
index 5141c14b..ec7b0573 100644
--- a/lib/sisu/v3dv/html.rb
+++ b/lib/sisu/v3dv/html.rb
@@ -195,7 +195,7 @@ module SiSU_HTML
         format_head_scroll=SiSU_HTML_Format::HeadScroll.new(@md)
         @data.each do |dob|
           pg=dob.dup
-          unless pg.is =~/^code/
+          unless pg.is ==:code
             if pg.obj =~/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]})[\d*+]+ /
               endnote_array=[]
               if pg.obj=~/#{Mx[:en_a_o]}[\d*+].+?#{Mx[:en_a_c]}/m
@@ -233,11 +233,11 @@ module SiSU_HTML
         @@firstseg=nil
         @@toc={ seg: [], seg_mini: [], scr: [] }
         @data.each do |dob|
-          if dob.is=='heading' \
-          or dob.is=='heading_insert'
+          if dob.is==:heading \
+          || dob.is==:heading_insert
             dob_toc=dob.dup
-            toc=if dob_toc.is =='heading' \
-            or dob.is=='heading_insert'
+            toc=if dob_toc.is ==:heading \
+            || dob.is==:heading_insert
               toc=case dob_toc.ln
               when 1; SiSU_HTML::Source::Toc.new(@md,dob_toc).level_1
               when 2; SiSU_HTML::Source::Toc.new(@md,dob_toc).level_2
diff --git a/lib/sisu/v3dv/html_format.rb b/lib/sisu/v3dv/html_format.rb
index 7195fedb..29d1bfcb 100644
--- a/lib/sisu/v3dv/html_format.rb
+++ b/lib/sisu/v3dv/html_format.rb
@@ -921,7 +921,7 @@ WOK
         @named=nametags_seg(@dob)
         @txt=((defined? t_o.obj) ? t_o.obj : nil)
         @ocn=((defined? t_o.ocn) ? t_o.ocn.to_s : nil)
-        @headname=((t_o.is=='heading' and defined? t_o.name) ? t_o.name : nil)
+        @headname=((t_o.is==:heading and defined? t_o.name) ? t_o.name : nil)
       else
         if @md.opt.cmd =~/M/
           p t_o.class
@@ -956,9 +956,9 @@ WOK
       tags
     end
     def headname #check whether used
-      hn=if @t_o.is =='heading' \
+      hn=if @t_o.is ==:heading \
       and not @t_o.name.empty? #determine use
-        hn=if @t_o.is =='heading'; %{<a name="h#{@t_o.name}" id="h#{@t_o.name}"></a>}
+        hn=if @t_o.is ==:heading; %{<a name="h#{@t_o.name}" id="h#{@t_o.name}"></a>}
         else %{<a name="#{@t_o.name}" id="#{@t_o.name}"></a>}
         end
       else nil
diff --git a/lib/sisu/v3dv/html_minitoc.rb b/lib/sisu/v3dv/html_minitoc.rb
index d70fa7e1..729eee50 100644
--- a/lib/sisu/v3dv/html_minitoc.rb
+++ b/lib/sisu/v3dv/html_minitoc.rb
@@ -74,7 +74,8 @@
         toc=nil
         @toc=[]
         @data.each do |txt|
-          if (txt.is =='heading' or txt.is =='heading_insert')
+          if txt.is ==:heading \
+          || txt.is ==:heading_insert
             txt.obj=txt.obj.gsub(/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]}).+?(?:#{Mx[:en_a_c]}|#{Mx[:en_b_c]})/m,''). #remove endnotes from toc
               gsub(/<a name="-\d+" href="#_\d+">&nbsp;<sup>\d+<\/sup>&nbsp;<\/a>/,'').
               gsub(@pat_strip_heading_name,'\1')
@@ -108,8 +109,9 @@
       end
       def level_1
         txt=@data
-        if (txt.is =='heading' or txt.is =='heading_insert') \
-        and txt.ocn !=0
+        if (txt.is ==:heading \
+        || txt.is ==:heading_insert) \
+        && txt.ocn !=0
           txt.obj=txt.obj.gsub(@pat_strip_heading_name,'\1')
         end
         title=unless txt.obj =~/Document Information/; txt.obj
@@ -128,8 +130,9 @@
       end
       def level_2
         txt=@data
-        if (txt.is =='heading' or txt.is =='heading_insert') \
-        and txt.ocn !=0
+        if (txt.is ==:heading \
+        || txt.is ==:heading_insert) \
+        && txt.ocn !=0
           txt.obj=txt.obj.gsub(@pat_strip_heading_name,'\1')
         end
         txt_obj={ txt: txt.obj }
@@ -165,8 +168,9 @@
       end
       def level_5
         txt=@data
-        if (txt.is =='heading' or txt.is =='heading_insert') \
-        and txt.ocn !=0
+        if (txt.is ==:heading \
+        || txt.is ==:heading_insert) \
+        && txt.ocn !=0
           txt.obj=txt.obj.gsub(@pat_strip_heading_name,'\1')
         end
         toc={}
@@ -180,8 +184,9 @@
       end
       def level_6
         txt=@data
-        if (txt.is =='heading' or txt.is =='heading_insert') \
-        and txt.ocn !=0
+        if (txt.is ==:heading \
+        || txt.is ==:heading_insert) \
+        && txt.ocn !=0
           txt.obj=txt.obj.gsub(@pat_strip_heading_name,'\1')
         end
         toc={}
diff --git a/lib/sisu/v3dv/html_scroll.rb b/lib/sisu/v3dv/html_scroll.rb
index 89f88b04..a4d2089e 100644
--- a/lib/sisu/v3dv/html_scroll.rb
+++ b/lib/sisu/v3dv/html_scroll.rb
@@ -100,13 +100,14 @@ module SiSU_HTML_Scroll
           gsub(/href="#{Xx[:segment]}/m,'href="').
           gsub(/(?:\s*#{Mx[:br_page]}\s*|\s*#{Mx[:br_page_new]}\s*)+/m,'<p><hr width=90% /></p>')
         if dob.obj !~/(^#{Rx[:meta]}|#{Mx[:br_eof]})/
-          unless dob.is =~/^code/; dob.obj=dob.obj.gsub(/(?:#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}|#{Mx[:en_b_o]}.+?#{Mx[:en_b_c]})\s*/m,' ')
+          unless dob.is ==:code
+            dob.obj=dob.obj.gsub(/(?:#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}|#{Mx[:en_b_o]}.+?#{Mx[:en_b_c]})\s*/m,' ')
           end
           if defined? dob.ocn
             @p_num=SiSU_HTML_Format::ParagraphNumber.new(@md,dob.ocn)
           end
           sto=SiSU_HTML_Format::FormatTextObject.new(@md,dob)
-          para_html=if dob.is=='heading'
+          para_html=if dob.is==:heading
             x=if dob.ln==1
               sto.heading_body1
             elsif dob.ln==2
@@ -120,7 +121,7 @@ module SiSU_HTML_Scroll
             elsif dob.ln==6
               sto.heading_body6
             end
-          elsif dob.is=='heading_insert'
+          elsif dob.is==:heading_insert
             x=if dob.ln==1
               sto.heading_body1
             elsif dob.ln==2
@@ -152,7 +153,7 @@ module SiSU_HTML_Scroll
             elsif dob.ln==6
               sto.heading_body6
             end
-          elsif dob.is=='para'
+          elsif dob.is==:para
             if dob.indent \
             and dob.hang \
             and dob.indent =~/[0-9]/ \
@@ -171,19 +172,19 @@ module SiSU_HTML_Scroll
               end
             else sto.para
             end
-          elsif dob.is=='block'
+          elsif dob.is==:block
             sto.block
-          elsif dob.is=='group'
+          elsif dob.is==:group
             sto.group
-          elsif dob.is=='alt'
+          elsif dob.is==:alt
             sto.alt
-          elsif dob.is=='verse'
+          elsif dob.is==:verse
             sto.verse
-          elsif dob.is=='code'
+          elsif dob.is==:code
             sto.code
-          elsif dob.is=='table'
+          elsif dob.is==:table
             sto.table
-          elsif dob.is=='break'
+          elsif dob.is==:break
             sto.break
           end
           if dob =~/<a name="n\d+">/ \
diff --git a/lib/sisu/v3dv/html_segments.rb b/lib/sisu/v3dv/html_segments.rb
index ba825ae4..eca87b12 100644
--- a/lib/sisu/v3dv/html_segments.rb
+++ b/lib/sisu/v3dv/html_segments.rb
@@ -167,8 +167,9 @@ module SiSU_HTML_Seg
         @@seg[:heading_idx]=''
       end
       data.each do |dob|
-        if (dob.is=='heading' or dob.is=='heading_insert') \
-        and dob.ln==4
+        if (dob.is == :heading \
+        || dob.is == :heading_insert) \
+        && dob.ln == 4
           @@seg_name << dob.name
           seg_name=dob.name
         end
@@ -192,32 +193,37 @@ module SiSU_HTML_Seg
             end
           end
         end
-        if (dob.is=='heading' or dob.is=='heading_insert') \
-        and dob.ln==4
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
+        && dob.ln==4
           if dob.ocn==0
             @@heading4=dob.obj
           else @@heading4=dob.obj
           end
           @@is4=newfile=1
         end
-        if (dob.is=='heading' or dob.is=='heading_insert') \
-        and dob.ln==3
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
+        && dob.ln==3
           @@heading3=dob.obj
           @@is4,@@is3=0,1
         end
-        if (dob.is=='heading' or dob.is=='heading_insert') \
-        and dob.ln==2
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
+        && dob.ln==2
           @@heading2=dob.obj
           @@is4,@@is3,@@is2=0,0,1
         end
-        if (dob.is=='heading' or dob.is=='heading_insert') \
-        and dob.ln==1
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
+        && dob.ln==1
           @@heading1=dob.obj
           @@is4,@@is3,@@is2,@@is1=0,0,0,1
         end
         if (@@is1 && !@@is2 && !@@is3 && !@@is4)
-          if not (dob.is=='heading' or dob.is=='heading_insert') \
-          and dob.ln==1
+          if not (dob.is==:heading \
+          || dob.is==:heading_insert) \
+          && dob.ln==1
             head1=$_ #; check
           end
         end
@@ -225,8 +231,9 @@ module SiSU_HTML_Seg
           if newfile==1 \
           or dob.obj =~/^#{Mx[:br_endnotes]}|^#{Mx[:br_eof]}/
             newfile=0
-            if (dob.is=='heading' or dob.is=='heading_insert') \
-            and dob.ln==4
+            if (dob.is==:heading \
+            || dob.is==:heading_insert) \
+            && dob.ln==4
               if tracking != 0
                 dirout=SiSU_Env::InfoEnv.new(@md.fns)
                 dir_sisu=dirout.path.output
@@ -240,10 +247,10 @@ module SiSU_HTML_Seg
                 minitoc=(@env.html_minitoc?) \
                 ? @minitoc
                 : ''
-                if dob.is=='heading' \
-                or @@seg_name_html[tracking-1] !~/endnotes|book_index|metadata/
+                if dob.is==:heading \
+                || (@@seg_name_html[tracking-1] !~/endnotes|book_index|metadata/)
                   SiSU_HTML_Seg::Output.new(@md,output_seg_file,@@seg,minitoc).output
-                elsif dob.is=='heading_insert'
+                elsif dob.is==:heading_insert
                   if @@seg_name_html[tracking-1]=='endnotes'
                     SiSU_HTML_Seg::Output.new(@md,output_seg_file,@@seg,minitoc,'endnotes').output
                   elsif @@seg_name_html[tracking-1]=='book_index'
@@ -273,8 +280,13 @@ module SiSU_HTML_Seg
             end
             tracking=tracking+1
           end
-          @@get_hash_to=dob.name if (dob.is=='heading' or dob.is=='heading_insert') and dob.ln==4 and dob.name
-          @@get_hash_fn=dob.name if (dob.is=='heading' or dob.is=='heading_insert') and dob.ln==4 and dob.name
+          if (dob.is==:heading \
+          || dob.is==:heading_insert) \
+          && dob.ln==4 \
+          && dob.name
+            @@get_hash_to=dob.name
+            @@get_hash_fn=dob.name
+          end
           if dob.obj.class==String
             markup(dob)
           elsif dob.obj.class==Array
@@ -293,8 +305,9 @@ module SiSU_HTML_Seg
     end
     def heading_art(dob)
       format_head_seg=SiSU_HTML_Format::HeadSeg.new(@md)
-      if (dob.is=='heading' or dob.is=='heading_insert') \
-      and dob.ln.to_s =~/^[1-6]/
+      if (dob.is==:heading \
+      || dob.is==:heading_insert) \
+      && (dob.ln.to_s =~/^[1-6]/)
         if @@tracker < @@seg_total-1; @@seg[:dot_nav]=format_head_seg.dot_control_pre_next
         else                          @@seg[:dot_nav]=format_head_seg.dot_control_pre
         end
@@ -370,14 +383,18 @@ module SiSU_HTML_Seg
     def markup(dob)
       @debug=[]
       format_head_seg=SiSU_HTML_Format::HeadSeg.new(@md)
-      if dob.is !~/meta/
-        if dob.is =~/(?:heading|para)/ #extend as necessary FIX
+      if dob.is !=:meta
+        if dob.is==:heading \
+        || dob.is==:heading_insert \
+        || dob.is == :para
           @p_num=SiSU_HTML_Format::ParagraphNumber.new(@md,dob.ocn)
         end
         sto=SiSU_HTML_Format::FormatTextObject.new(@md,dob)
-        dob_html=if dob.is =~/heading|para/
-          dob_html=if (dob.is=='heading' \
-          or dob.is=='heading_insert')
+        dob_html=if dob.is == :heading \
+        || dob.is==:heading_insert \
+        || dob.is==:para
+          dob_html=if dob.is==:heading \
+          || dob.is==:heading_insert
             x=if dob.ln==4
               sto.seg_heading4
             elsif dob.ln==5
@@ -385,7 +402,7 @@ module SiSU_HTML_Seg
             elsif dob.ln==6
               sto.seg_heading6
             end
-          elsif dob.is=='para'
+          elsif dob.is==:para
             if dob.indent \
             and dob.hang \
             and dob.indent =~/[0-9]/ \
@@ -405,26 +422,30 @@ module SiSU_HTML_Seg
             else sto.para
             end
           end
-        elsif dob.is=='block'
+        elsif dob.is==:block
           sto.block
-        elsif dob.is=='group'
+        elsif dob.is==:group
           sto.group
-        elsif dob.is=='alt'
+        elsif dob.is==:alt
           sto.alt
-        elsif dob.is=='verse'
+        elsif dob.is==:verse
           sto.verse
-        elsif dob.is=='code'
+        elsif dob.is==:code
           sto.code
-        elsif dob.is=='table'
+        elsif dob.is==:table
           sto.table
-        elsif dob.is=='break'
+        elsif dob.is==:break
           sto.break
         end
         if @md.flag_separate_endnotes
           dob.obj=dob.obj.gsub(/"\s+href="#_(\d+)">/,%{" href=\"endnotes#{Sfx[:html]}#_\\1">})       #endnote- twice #removed file type
         end
         if dob.obj !~/#{@vz.margin_txt_w1}|#{@vz.margin_txt_w2}/
-          if dob.is =~/heading|para/ and (not dob.ocn or dob.ocn.to_s.empty?)
+          if (dob.is==:heading \
+          || dob.is==:heading_insert \
+          || dob.is==:para) \
+          && (not dob.ocn \
+          || (dob.ocn.to_s.empty?))
             format_seg=SiSU_HTML_Format::FormatSeg.new(@md,dob)
           end
           dob.obj=dob.obj.gsub(/\s*(-\{{2}~\d+|<:e[:_]\d+>).*/,'')                   #potentially dagerous - removes all paragraphs with <!e_!> #?? workpoint
@@ -433,9 +454,9 @@ module SiSU_HTML_Seg
             dob=format_seg.no_paranum
           end
         end
-        if (dob.is=='heading' \
-        || dob.is=='heading_insert') \
-        and dob.ln==4
+        if (dob.is==:heading \
+        || dob.is==:heading_insert) \
+        && dob.ln==4
           @@seg[:main] << %{\n<div class="content">\n}
           @@seg[:main] << dob_html
           @@seg[:main] << @@seg_subtoc[@@get_hash_fn]                       #% insertion of sub-toc
@@ -473,16 +494,18 @@ module SiSU_HTML_Seg
       data.each do |dob|
         dob.obj=dob.obj.gsub(/<a name=\"h\d.*?\">(.+?)<\/a>/mi,'\1')
         if @md.flag_auto_endnotes
-          if (dob.is=='heading' or dob.is=='heading_insert') \
-          and dob.ln.to_s =~/^[1234]/ \
+          if (dob.is==:heading \
+          || dob.is==:heading_insert) \
+          && (dob.ln.to_s =~/^[1234]/) \
           and not @@fn.to_s.empty?
             @@seg_endnotes[@@fn]=[]
             @@seg_endnotes[@@fn] << @@seg_endnotes_array
             @@seg_endnotes_array=[] if dob.ln==4
             @@fns_previous=@md.fns if dob.ln==4 and dob.name =~/^meta/
           end
-          if (dob.is=='heading' or dob.is=='heading_insert') \
-          and dob.ln==4                                              #%  EXTRACTION OF SUB-TOCs & SEGMENT NAME, after EXTRACTION OF ENDNOTES & SUB-TOCs
+          if (dob.is==:heading \
+          || dob.is==:heading_insert) \
+          && dob.ln==4                                              #%  EXTRACTION OF SUB-TOCs & SEGMENT NAME, after EXTRACTION OF ENDNOTES & SUB-TOCs
             @@seg_subtoc[@@fn]=@@seg_subtoc_array
             @@seg_subtoc_array=[]
             if dob.name \
@@ -496,8 +519,8 @@ module SiSU_HTML_Seg
             end
           end
         end
-        if dob.is=='heading' \
-        and dob.ln.to_s =~/^[56]/
+        if dob.is==:heading \
+        && (dob.ln.to_s =~/^[56]/)
           case dob.ln
           when 5
             txt_obj={ txt: dob.obj.strip, ocn: dob.ocn }
@@ -511,8 +534,8 @@ module SiSU_HTML_Seg
           @@seg_subtoc_array << subtoc
         end
         if @md.flag_auto_endnotes
-          if dob.obj =~/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]})[\d*+]+ <a name="_[\d*+]+"/ \
-          and dob.is !~/^code/ # endnote-
+          if (dob.obj =~/(?:#{Mx[:en_a_o]}|#{Mx[:en_b_o]})[\d*+]+ <a name="_[\d*+]+"/) \
+          && dob.is !=:code # endnote-
             endnote_array=[]
             if dob.obj=~/#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}/m
               endnote_array << dob.obj.scan(/#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}/m)
diff --git a/lib/sisu/v3dv/html_tune.rb b/lib/sisu/v3dv/html_tune.rb
index fab17b78..e4ac08ee 100644
--- a/lib/sisu/v3dv/html_tune.rb
+++ b/lib/sisu/v3dv/html_tune.rb
@@ -283,7 +283,7 @@ module SiSU_HTML_Tune
       @words=@words.join(' ')
     end
     def url_markup(dob)
-      unless dob.is=='code'
+      unless dob.is==:code
         if dob.obj =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}|image)/
           @word_mode=dob.obj.scan(/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}|image)[()\[\]]*[,.;:!?'"]{0,2}|(?:#{Mx[:gl_o]}\S+?#{Mx[:gl_c]})+|[^#{Mx[:lnk_o]}#{Mx[:lnk_c]}]+/mu)
           words=urls(@word_mode)
@@ -325,7 +325,7 @@ module SiSU_HTML_Tune
       dob
     end
     def endnotes_html(dob)
-      unless dob.is =~/^code/
+      unless dob.is ==:code
         dob.obj=dob.obj.gsub(/(#{Mx[:en_a_o]}|#{Mx[:en_b_o]})(\d+)\s+(.+?)(#{Mx[:en_a_c]}|#{Mx[:en_b_c]})/,
             '&nbsp;<a name="-\2" href="#_\2">&nbsp;<sup>\2</sup>&nbsp;</a> ' + #note- endnote-
             '\1\2 <a name="_\2" href="#-\2">&nbsp;<sup>\2.</sup></a> \3 \4').   #endnote- note- (careful may have switched)
@@ -341,7 +341,7 @@ module SiSU_HTML_Tune
     def markup(dob)
       dob.obj=dob.obj.gsub(/#{Mx[:mk_o]}#([a-zA-Z]+)#{Mx[:mk_c]}/,'&\1;').
         gsub(/#{Mx[:mk_o]}(#[0-9]+)#{Mx[:mk_c]}/,'&\1;')
-      dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />') unless dob.is=='table'
+      dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />') unless dob.is==:table
       dob.obj=dob.obj.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
         gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
         gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
diff --git a/lib/sisu/v3dv/hub.rb b/lib/sisu/v3dv/hub.rb
index c2477267..4924297a 100644
--- a/lib/sisu/v3dv/hub.rb
+++ b/lib/sisu/v3dv/hub.rb
@@ -364,8 +364,8 @@ p "here #{__FILE__} #{__LINE__}" if @opt =~/M/
         @cX=SiSU_Screen::Ansi.new(@opt.cmd).cX
         flag=SiSU_Env::InfoProcessingFlag.new
         if @opt.cmd =~/[vVM]/                                                  #% version information
-          if @opt.cmd =~/V/ \
-          and @opt.files.empty?                                                #% environment
+          if (@opt.cmd =~/V/) \
+          && (@opt.files.empty?)                                               #% environment
             SiSU_Help::Help.new('env',@opt).environment
           else SiSU_Help::Help.new('env',@opt).sisu_version
           end
diff --git a/lib/sisu/v3dv/manpage.rb b/lib/sisu/v3dv/manpage.rb
index dd681967..0571a0e6 100644
--- a/lib/sisu/v3dv/manpage.rb
+++ b/lib/sisu/v3dv/manpage.rb
@@ -192,16 +192,16 @@ at: <#{vz.url_site}>
 WOK
       end
       def manpage_structure(dob='',hname='') #% Used to extract the structure of a document
-        if dob.is=='heading'
+        if dob.is==:heading
           lv=dob.ln
           n=dob.ln - 1
           n3=dob.ln + 2
         else lv=nil
         end
-        wrapped=if dob.is=='para' \
-        or dob.is=='heading'
+        wrapped=if dob.is==:para \
+        || dob.is==:heading
           paragraph=dob.obj
-          if dob.is=='para'
+          if dob.is==:para
             if dob.indent =~/[1-9]/ \
             and dob.indent == dob.hang
               util=if dob.bullet_
@@ -259,8 +259,8 @@ WOK
         fix=[]
         manpage_metadata
         data.each do |dob|
-          if dob.is=='comment' \
-          or dob.is=='heading_insert'
+          if dob.is==:comment \
+          || dob.is==:heading_insert
             dob.obj=''
           end
           dob.obj=dob.obj.gsub(/.+?<-#>/,'').                                           # remove dummy headings (used by html) #check
@@ -275,7 +275,7 @@ WOK
             gsub(/\A\s*#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}([,.:!?](?: |$))?#{Mx[:br_line]}/m,"#{Mx[:br_line]}.BI \\1\\2#{Mx[:br_line]}").
             gsub(/\s*#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}([,.:!?](?: |$))?/,"#{Mx[:br_line]}.B \\1\\2#{Mx[:br_line]}").
             gsub(/\s*#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}([,.:!?](?: |$))?/,"#{Mx[:br_line]}.I \\1\\2#{Mx[:br_line]}")
-          unless dob.is=='code'
+          unless dob.is==:code
             dob.obj=dob.obj.gsub(/(?:^|\s)#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}([,.:!?](?: |$))?/,"\\1 #{@brace_url.txt_open}\\2#{@brace_url.txt_close}\\3").
               gsub(/(^|#{Mx[:gl_c]}|\s)#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}([,.:!?](?: |$))?/,"\\1#{@brace_url.txt_open}\\2#{@brace_url.txt_close}\\3")
             @manpage[:endnotes]=extract_endnotes(dob.obj)
@@ -305,7 +305,7 @@ WOK
             gsub(/-/,'\-') #manpages use this
           dob.obj=dob.obj.gsub(/&#126;/,'~') if dob.obj #manpages use this
           if dob.is =~/block|group|verse|alt|code/
-            if dob.is =='code'
+            if dob.is ==:code
               dob.obj=dob.obj.gsub(/(^|[^}])_([<>])/m,'\1\2'). # _> _<
                 gsub(/(^|[^}])_([<>])/m,'\1\2'). # _<_<
                 gsub(/\A(.+)?\Z/m,".nf\n\n\\1\n\n.fi")
@@ -340,7 +340,7 @@ WOK
               @p_num=SiSU_ManpageFormat::ParagraphNumber.new(paranum)
             end
             x=SiSU_ManpageFormat::FormatTextObject.new(@md,dob)
-            if dob.is=='heading'
+            if dob.is==:heading
               manpage_structure(dob)
               dob.obj=case dob.ln
               when 1; x.heading_body1
@@ -350,7 +350,7 @@ WOK
               when 5; x.heading_body5
               when 6; x.heading_body6
               end
-            elsif dob.is=='para'
+            elsif dob.is==:para
               manpage_structure(dob)
             else
               if dob.obj =~/#{table_message}/
@@ -367,7 +367,7 @@ WOK
                 gsub(/#{Mx[:gl_o]}#126#{Mx[:gl_c]}/,'~').
                 gsub(/#{Mx[:gl_o]}#123#{Mx[:gl_c]}/,'{').
                 gsub(/#{Mx[:pa_o]}\S+#{Mx[:pa_c]}/,' ')
-              unless dob.is =='code'
+              unless dob.is ==:code
                 dob.obj=dob.obj.gsub(/<!.+!>/,' ').
                   gsub(/<:\S+>/,' ')
               end
diff --git a/lib/sisu/v3dv/odf.rb b/lib/sisu/v3dv/odf.rb
index 1b928548..68aa6e40 100644
--- a/lib/sisu/v3dv/odf.rb
+++ b/lib/sisu/v3dv/odf.rb
@@ -305,11 +305,11 @@ module SiSU_ODF
             %{#{@brace_url.xml_open}<text:a xlink:type="simple" xlink:href="mailto:\\1">\\1</text:a>#{@brace_url.xml_close}}).
           gsub(/#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,
             %{#{@brace_url.xml_open}<text:a xlink:type="simple" xlink:href="\\1">\\1</text:a>#{@brace_url.xml_close}}) #http ftp matches with decoration
-        dob.obj= if dob.is=='para' \
+        dob.obj= if dob.is==:para \
         and dob.indent.to_s =~/[0-9]/ \
         and dob.indent == dob.hang
           %{<text:p text:style-name="P_indent_#{dob.indent}">#{dob.obj}#{p_num}</text:p>}
-        elsif dob.is=='para' \
+        elsif dob.is==:para \
         and dob.hang.to_s =~/[0-9]/ \
         and dob.indent != dob.hang
           %{<text:p text:style-name="P_h#{dob.hang}_i#{dob.indent}">#{dob.obj}#{p_num}</text:p>}
@@ -432,7 +432,7 @@ module SiSU_ODF
         dob
       end
       def code(dob,p_num)                                                             #P5
-        if dob.is=='code'
+        if dob.is==:code
           dob.obj=dob.obj.gsub(/\s\s/,'&#160;&#160;')
           parray=[]
           dob.obj.split(/#{Mx[:br_line]}|#{Mx[:br_nl]}/).each do |parablock|
@@ -449,14 +449,14 @@ module SiSU_ODF
         dob
       end
       def table(dob,p_num)                                                            #
-        if dob.is =='table'
+        if dob.is ==:table
           table=SiSU_ODF_Format::Table.new(@md,dob,p_num)
           dob=table.table
         end
         dob
       end
       def obj_break(dob)
-        if dob.is =='break'
+        if dob.is ==:break
           br=SiSU_ODF_Format::FormatObjBreak.new(@md,dob)
           if dob.obj==Mx[:br_page] \
           or dob.obj==Mx[:br_page_new]
@@ -469,7 +469,7 @@ module SiSU_ODF
       end
       def odf_structure(md,dob)
         @md,@dob=md,dob
-        dob=if dob.is !='code'
+        dob=if dob.is !=:code
           dob=image(dob) if dob.obj =~/#{Mx[:lnk_o]}[ ]*\S+?\.(?:png|jpg|gif)\s.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image)/
           dob=text_link(dob) if dob.obj =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}#{Mx[:url_o]}\S+?#{Mx[:url_c]}/
           dob=text_link_relative(dob) if dob.obj =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}/
@@ -486,19 +486,19 @@ module SiSU_ODF
           end
         end
         dob=footnote(dob)
-        if dob.is=='heading'
+        if dob.is==:heading
           @@odf[:body] << heading(dob,p_num).obj << @br*2
-        elsif dob.is =='verse'
+        elsif dob.is ==:verse
           @@odf[:body] << poem(dob,p_num).obj << @br*2
-        elsif dob.is=='group'
+        elsif dob.is==:group
           @@odf[:body] << group(dob,p_num).obj << @br*2
-        elsif dob.is=='block'
+        elsif dob.is==:block
           @@odf[:body] << block(dob,p_num).obj << @br*2
-        elsif dob.is=='code'
+        elsif dob.is==:code
           @@odf[:body] << code(dob,p_num).obj << @br*2
-        elsif dob.is=='table' #elsif dob.obj =~ /<!Th?¡/u
+        elsif dob.is==:table #elsif dob.obj =~ /<!Th?¡/u
           @@odf[:body] << table(dob,p_num).obj << @br*2
-        elsif dob.is=='break'
+        elsif dob.is==:break
           @@odf[:body] << obj_break(dob).obj << @br*2
         else
           @@odf[:body] << normal(dob,p_num).obj << @br*2 # main text, contents, body KEEP
@@ -546,11 +546,11 @@ module SiSU_ODF
             dob.obj=para_array.join(' ')
             dob.obj=dob.obj.strip
           end
-          if dob.is=='code' #{Mx[:gr_o]}code#{Mx[:gr_c]}/ #fix #code-block: angle brackets special characters #fix
+          if dob.is==:code #{Mx[:gr_o]}code#{Mx[:gr_c]}/ #fix #code-block: angle brackets special characters #fix
             dob.obj=dob.obj.gsub(/(^|[^}])_(?:<|&lt;)/m,'\1&lt;').gsub(/(^|[^}])_(?:>|&gt;)/m,'\1&gt;').
               gsub(/(^|[^}])_(?:<|&lt;)/m,'\1&lt;').gsub(/(^|[^}])_(?:>|&gt;)/m,'\1&gt;')
           end
-          if dob.of=='block'
+          if dob.of==:block
             dob.obj=dob.obj.gsub(/#{Mx[:gl_bullet]}/,'● ')
           end
           dob.obj=dob.obj.gsub(/#{Mx[:fa_strike_o]}(.+?)#{Mx[:fa_strike_c]}/,'<del>\1</del>').
@@ -560,7 +560,7 @@ module SiSU_ODF
             gsub(/#{Mx[:mk_o]}#([a-zA-Z]+)#{Mx[:mk_c]}/,'&\1;').
             gsub(/#{Mx[:mk_o]}(#[0-9]+)#{Mx[:mk_c]}/,'&\1;').
             gsub(/#{Mx[:mk_o]}[~-]##{Mx[:mk_c]}/,'')
-          if dob.is=='para' \
+          if dob.is==:para \
           and dob.bullet_
             dob.obj='<draw:frame draw:style-name="gr1" text:anchor-type="as-char" svg:width="0.22cm" svg:height="0.22cm" draw:z-index="2"><draw:image xlink:href="Pictures/bullet_09.png" xlink:type="simple" xlink:show="embed" xlink:actuate="onLoad"/></draw:frame> ' +
               dob.obj
@@ -595,11 +595,17 @@ module SiSU_ODF
           dob.obj=tidywords(wordlist).join(' ').strip
           @rcdc=true if @rcdc==false \
           and (dob.obj =~/~metadata/ or dob =~/#{Mx[:lv_o]}1:meta#{Mx[:lv_x]}\s*Document Information/) #fix Mx[:lv_o]
-          if dob.is !~/(^#{Rx[:meta]}|#{Mx[:br_eof]}|#{Mx[:br_endnotes]})/
+          if dob.is !~/(^#{Rx[:meta]}|#{Mx[:br_eof]}|#{Mx[:br_endnotes]})/ #check
             if defined? dob.ocn and dob.ocn =~/\d+/
               @p_num=SiSU_ODF_Format::ParagraphNumber.new(dob.ocn)
             end
-            if dob.is=~/heading|para|group|verse|code|table|break/ # extend, include other types
+            if dob.is ==:heading \
+            || dob.is ==:para \
+            || dob.is ==:group \
+            || dob.is ==:verse \
+            || dob.is ==:code \
+            || dob.is ==:table \
+            || dob.is ==:break
               odf_structure(@md,dob)
             end
             if dob.obj ## Clean Prepared Text
diff --git a/lib/sisu/v3dv/plaintext.rb b/lib/sisu/v3dv/plaintext.rb
index ba1f30d2..557c5f1b 100644
--- a/lib/sisu/v3dv/plaintext.rb
+++ b/lib/sisu/v3dv/plaintext.rb
@@ -216,15 +216,15 @@ WOK
       end
       def plaintext_structure(dob='',p_num='') #% Used to extract the structure of a document
         lv=n=n3=nil
-        if dob.is=='heading'
+        if dob.is==:heading
           lv=dob.ln
           n=lv - 1
           n3=lv + 2
         end
         util=nil
-        wrapped=if dob.is =='para' \
-        or dob.is=='heading'
-          if dob.is=='para'
+        wrapped=if dob.is ==:para \
+        or dob.is==:heading
+          if dob.is==:para
             if dob.hang \
             and dob.hang =~/[0-9]/ \
             and dob.indent != dob.hang
@@ -299,7 +299,7 @@ WOK
               "#{Px[:strike_o]}\\1#{Px[:strike_c]}").
             gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,
               "#{Px[:monospace_o]}\\1#{Px[:monospace_c]}")
-          unless dob.is=='code'
+          unless dob.is==:code
             dob.obj=dob.obj.gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}/,'\1').
               gsub(/#{Mx[:url_o]}_(\S+?)#{Mx[:url_c]}/,'\1').
               gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,'\1 [link: <\2>]').
@@ -323,12 +323,12 @@ WOK
               gsub(/#{Mx[:gl_o]}#169#{Mx[:gl_c]}/,'©').
               gsub(/#{Mx[:gl_o]}#092#{Mx[:gl_c]}/,'\\')
           end
-          dob.obj=if dob.of=='block'                                   # watch
+          dob.obj=if dob.of==:block                                   # watch
             dob.obj.gsub(/#{Mx[:gl_o]}●#{Mx[:gl_c]}/,"* ").
               gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,"\n")
           else dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,"\n\n")
           end
-          if dob.is=='code'
+          if dob.is==:code
             dob.obj=dob.obj.gsub(/(^|[^}])_([<>])/m,'\1\2'). # _> _<
               gsub(/(^|[^}])_([<>])/m,'\1\2') # _<_<
           end
@@ -352,16 +352,16 @@ WOK
                 p_num=SiSU_PlaintextFormat::ParagraphNumber.new(dob.ocn).display
               end
             end
-            if dob.is=='heading' \
-            or dob.is=='para'
+            if dob.is==:heading \
+            or dob.is==:para
               plaintext_structure(dob,p_num)
-            elsif dob.is=='group' \
-            or dob.is=='block' \
-            or dob.is=='verse' \
-            or dob.is=='code' \
-            or dob.is=='table'
+            elsif dob.is==:group \
+            or dob.is==:block \
+            or dob.is==:verse \
+            or dob.is==:code \
+            or dob.is==:table
               @plaintext[:body] << dob.obj + p_num << @br
-            elsif dob.is=='break'
+            elsif dob.is==:break
               sp=' '
               ln='-'
               @plaintext[:body] <<=if dob.obj==Mx[:br_page] \
diff --git a/lib/sisu/v3dv/po4a.rb b/lib/sisu/v3dv/po4a.rb
index 945b07b8..adb977c2 100644
--- a/lib/sisu/v3dv/po4a.rb
+++ b/lib/sisu/v3dv/po4a.rb
@@ -509,7 +509,7 @@ GSUB
         util=nil
         fn=(dob_src.name=~/[a-z\d]/i) ? dob_src.name : ''
         mark="#{dob_src.lv}~#{fn} "
-        d="#{dob_src.is} (level #{dob_src.lv})"
+        d="#{dob_src.is.to_s} (level #{dob_src.lv})"
         instruct=s_mark=''
         if @md.opt.cmd=~/M/
           instruct=%{\n# markup for headings is marker at the start of the line/object, indicating the heading level, and if provided an associated name tag, this heading is "#{mark}"}
@@ -538,7 +538,7 @@ GSUB
           s_mark=desc=orig=trans=''
           if dob_src.bullet_
             mark="_#{dob_src.indent}* "
-            d="#{dob_src.is}: indent #{dob_src.indent}, bullet"
+            d="#{dob_src.is.to_s}: indent #{dob_src.indent}, bullet"
             instruct=s_mark=''
             if @md.opt.cmd=~/M/
               instruct=%{\n# markup for indented bullet text is at the start of the line/object, an underscore followed by the indent level and an asterisk "#{mark}"}
@@ -547,7 +547,7 @@ GSUB
             desc="#{d}#{s_mark}#{instruct}"
           else
             mark="_#{dob_src.indent} "
-            d="#{dob_src.is}: indent #{dob_src.indent}"
+            d="#{dob_src.is.to_s}: indent #{dob_src.indent}"
             instruct=s_mark=''
             if @md.opt.cmd=~/M/
               instruct=%{\n# markup for indented text is at the start of the line/object, an underscore followed by the indent level "#{mark}"}
@@ -562,7 +562,7 @@ GSUB
         and dob_src.indent != dob_src.hang
           s_mark=desc=orig=trans=''
           mark="_#{dob_src.hang}_#{dob_src.indent} "
-          d="#{dob_src.is}: hang #{dob_src.hang} indent #{dob_src.indent}"
+          d="#{dob_src.is.to_s}: hang #{dob_src.hang} indent #{dob_src.indent}"
           instruct=s_mark=''
           if @md.opt.cmd=~/M/
             instruct=%{\n# markup for indented text with a first line indented to a different level from the rest of the paragraph, is at the start of the line/object, an underscore and the first indent level a second underscore and the indent level for the rest of the paragraph, "#{mark1}"}
@@ -576,7 +576,7 @@ GSUB
           s_mark=desc=orig=trans=''
           if dob_src.bullet_
             mark='_* '
-            d="#{dob_src.is}: bullet"
+            d="#{dob_src.is.to_s}: bullet"
             instruct=s_mark=''
             if @md.opt.cmd=~/M/
               instruct=%{\n# markup for indented text is at the start of the line/object, an underscore followed by an asterisk "#{mark}"}
@@ -587,7 +587,7 @@ GSUB
             trans=(dob_trn=='') ? '' : "#{s_mark}#{dob_trn.obj}"
           else
             mark=''
-            d=dob_src.is
+            d=dob_src.is.to_s
             instruct=%{\n# regular paragraph, no special markup}
             if @md.opt.cmd=~/M/
               instruct="\n# "
@@ -613,7 +613,7 @@ GSUB
       end
       def pot_structure_block(dob_src='',notes_s='',dob_trn='',notes_t='')                      #% Used to extract the structure of a document
         mark="block{\\n\\n...\\n\\n}block"
-        d=dob_src.is
+        d=dob_src.is.to_s
         instruct=s_mark=''
         if @md.opt.cmd=~/M/
           instruct="\n# block text is a text block with an opening and closing marker, the content of which may be wrapped"
@@ -628,7 +628,7 @@ GSUB
       end
       def pot_structure_group(dob_src='',notes_s='',dob_trn='',notes_t='')                      #% Used to extract the structure of a document
         mark="group{\\n\\n...\\n\\n}group"
-        d=dob_src.is
+        d=dob_src.is.to_s
         instruct=s_mark=''
         if @md.opt.cmd=~/M/
           instruct="\n# group text is a text block with an opening and closing marker, the content of which may be wrapped"
@@ -643,7 +643,7 @@ GSUB
       end
       def pot_structure_verse(dob_src='',notes_s='',dob_trn='',notes_t='')                      #% Used to extract the structure of a document
         mark="poem{\n\nverse\n\nverse\n\n...\n\n}poem"
-        d=dob_src.is
+        d=dob_src.is.to_s
         instruct=s_mark=''
         if @md.opt.cmd=~/M/
           instruct="\n# verse are part of the text block described as a poem, the first verse is preceeded by an opening marker, and the last verse by a closing marker, the content of which should remain unwrapped"
@@ -658,7 +658,7 @@ GSUB
       end
       def pot_structure_code(dob_src='',notes_s='',dob_trn='',notes_t='')                       #% Used to extract the structure of a document
         mark="code{\\n\\n...\\n\\n}code"
-        d=dob_src.is
+        d=dob_src.is.to_s
         instruct=s_mark=''
         if @md.opt.cmd=~/M/
           instruct="\n# codeblocks are a text block with an opening and closing marker, the content of which should remain unwrapped"
@@ -673,7 +673,7 @@ GSUB
       end
       def pot_structure_table(dob_src='',notes_s='',dob_trn='',notes_t='')                      #% Used to extract the structure of a document
         mark="table{\\n\\n...\\n\\n}table"
-        d=dob_src.is
+        d=dob_src.is.to_s
         instruct=s_mark=''
         if @md.opt.cmd=~/M/
           instruct="\n# tables are a text block with an opening and closing marker, the content of which should remain unwrapped"
@@ -729,22 +729,22 @@ GSUB
             and data_trn[t]
               break
             end
-            if data_src[s].of == 'comment' \
-            and data_trn[t].of == 'comment' \
+            if data_src[s].of == :comment \
+            and data_trn[t].of == :comment \
             and (data_src[s].is == data_trn[t].is)
               s+=1;t+=1
               next
             end
-            if (data_src[s].is == 'comment' or data_trn[t].is == 'comment') \
+            if (data_src[s].is == :comment or data_trn[t].is == :comment) \
             and (data_src[s].is != data_trn[t].is)
-              if data_src[s].is == 'comment'
+              if data_src[s].is == :comment
                 puts "src (comment):\n\t" + data_src[s].obj if @md.opt.cmd =~/M/
                 s+=1
-                #next if data_src[s].is == 'comment'
-              elsif data_trn[t].is == 'comment'
+                #next if data_src[s].is == :comment
+              elsif data_trn[t].is == :comment
                 puts "trans (comment):\n\t" + data_trn[t].obj if @md.opt.cmd =~/M/
                 t+=1
-                #next if data_trn[t].is == 'comment'
+                #next if data_trn[t].is == :comment
               end
             end
             if (defined? data_src[s].ocn and data_src[s].ocn.class == Fixnum) \
@@ -814,13 +814,13 @@ GSUB
             @p_num=SiSU_Po4aUtils::ParagraphNumber.new(paranum)
           end
           case dob_src.is
-          when 'heading'; pot_structure_heading(dob_src,notes_s,dob_trn,notes_t)
-          when 'para';    pot_structure_para(dob_src,notes_s,dob_trn,notes_t)
-          when 'group';   pot_structure_group(dob_src,notes_s,dob_trn,notes_t)
-          when 'block';   pot_structure_block(dob_src,notes_s,dob_trn,notes_t)
-          when 'verse';   pot_structure_verse(dob_src,notes_s,dob_trn,notes_t)
-          when 'code';    pot_structure_code(dob_src,notes_s,dob_trn,notes_t)
-          when 'table';   pot_structure_table(dob_src,notes_s,dob_trn,notes_t)
+          when :heading; pot_structure_heading(dob_src,notes_s,dob_trn,notes_t)
+          when :para;    pot_structure_para(dob_src,notes_s,dob_trn,notes_t)
+          when :group;   pot_structure_group(dob_src,notes_s,dob_trn,notes_t)
+          when :block;   pot_structure_block(dob_src,notes_s,dob_trn,notes_t)
+          when :verse;   pot_structure_verse(dob_src,notes_s,dob_trn,notes_t)
+          when :code;    pot_structure_code(dob_src,notes_s,dob_trn,notes_t)
+          when :table;   pot_structure_table(dob_src,notes_s,dob_trn,notes_t)
           end
           if defined? dob_src.idx \
           and not dob_src.idx.nil? \
@@ -858,7 +858,7 @@ GSUB
             gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,
               "#{Px[:po_monospace_o]}\\1#{Px[:po_monospace_c]}")
           notes=''
-          unless dob.is=='code'
+          unless dob.is==:code
             dob.obj=dob.obj.gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}/,'\1').
               gsub(/#{Mx[:url_o]}_(\S+?)#{Mx[:url_c]}/,'\1').
               gsub(/#{Mx[:lnk_o]}(.+?)#{Mx[:lnk_c]}#{Mx[:url_o]}(\S+?)#{Mx[:url_c]}/,'\1 [link: <\2>]').
@@ -887,12 +887,12 @@ GSUB
               gsub(/#{Mx[:gl_o]}#126#{Mx[:gl_c]}/,'~').
               gsub(/#{Mx[:gl_o]}#169#{Mx[:gl_c]}/,'©')
           end
-          dob.obj=if dob.of=='block'                                   # watch
+          dob.obj=if dob.of==:block                                   # watch
             dob.obj.gsub(/#{Mx[:gl_o]}●#{Mx[:gl_c]}/,"* ").
               gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,"\n")
           else dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,"\n\n")
           end
-          if dob.is=='code'
+          if dob.is==:code
             dob.obj=dob.obj.gsub(/(^|[^}])_([<>])/m,'\1\2'). # _> _<
               gsub(/(^|[^}])_([<>])/m,'\1\2') # _<_<
           end
diff --git a/lib/sisu/v3dv/shared_html_lite.rb b/lib/sisu/v3dv/shared_html_lite.rb
index 94413c69..27a228eb 100644
--- a/lib/sisu/v3dv/shared_html_lite.rb
+++ b/lib/sisu/v3dv/shared_html_lite.rb
@@ -68,7 +68,7 @@ module SiSU_FormatShared
       @md,@t_o=md,t_o
       @txt=@t_o.obj
       @id=@ocn=@t_o.ocn if defined? @t_o.ocn
-      @lv=@t_o.lv.to_s if @t_o.is=='heading'
+      @lv=@t_o.lv.to_s if @t_o.is==:heading
       if @md.fns != @@fns
         @@fns,@@hname=@md.fns,''
       end
@@ -139,7 +139,7 @@ module SiSU_FormatShared
       @words=@words.join(' ')
     end
     def markup_generic(s)
-      s=s.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>')
+      s=s.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
         gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
         gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
         gsub(/#{Mx[:fa_cite_o]}(.+?)#{Mx[:fa_cite_c]}/,'"\1"').
@@ -152,7 +152,7 @@ module SiSU_FormatShared
     end
     def markup_object(t_o)
       s=t_o.obj
-      s=if t_o.is !='code'
+      s=if t_o.is !=:code
         s=markup_generic(s)
         if s =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}|image)/
           wm=s.scan(/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}|image)|\S+/)
diff --git a/lib/sisu/v3dv/shared_markup_alt.rb b/lib/sisu/v3dv/shared_markup_alt.rb
index 9719dd3e..dabb765e 100644
--- a/lib/sisu/v3dv/shared_markup_alt.rb
+++ b/lib/sisu/v3dv/shared_markup_alt.rb
@@ -123,13 +123,14 @@ module SiSU_TextRepresentation
           gsub(/#{Mx[:gl_o]}#(?:126|152)#{Mx[:gl_c]}/i,'~').
           gsub(/#{Mx[:en_a_o]}([\d*+]+\s+.+?)#{Mx[:en_a_c]}/,'~{\1}~'). # endnote marker marked up
           gsub(/#{Mx[:en_b_o]}([\d*+]+\s+.+?)#{Mx[:en_b_c]}/,'~[\1]~') # endnote marker marked up
-        if @t_o.is=='heading' or @t_o.is=='para'
+        if @t_o.is==:heading \
+        || @t_o.is==:para
           @s=@s.gsub(/ [ ]+/,' ')
           @s=@s.gsub(/(?:#{Mx[:nbsp]})+/,' ')
-          if @t_o.is=='heading'
+          if @t_o.is==:heading
             @s=@t_o.lv + '~ ' + @s
           end
-          if @t_o.is=='para'
+          if @t_o.is==:para
             if @t_o.bullet_
               @s='_* ' + @s
             end
@@ -139,11 +140,11 @@ module SiSU_TextRepresentation
             end
           end
         end
-        if @t_o.is=='block' \
-        or @t_o.is=='group' \
-        or @t_o.is=='code'
+        if @t_o.is==:block \
+        || @t_o.is==:group \
+        || @t_o.is==:code
           @s=@s.gsub(/#{Mx[:nbsp]}/,' ')
-          @s="#{@t_o.is}{\n\n#{@s}\n\n}#{@t_o.is}"
+          @s="#{@t_o.is.to_s}{\n\n#{@s}\n\n}#{@t_o.is.to_s}"
           @s=@s.gsub(/(?:#{Mx[:br_nl]}|\n)+/m,"\n\n")
         end
         #dealing with poem and verse calls for change in dal, where start and end verse of poem are marked as such
@@ -162,7 +163,7 @@ module SiSU_TextRepresentation
           gsub(/#{Mx[:fa_superscript_o]}(.+?)#{Mx[:fa_superscript_c]}/,'<sup>\1</sup>').
           gsub(/#{Mx[:fa_subscript_o]}(.+?)#{Mx[:fa_subscript_c]}/,'<sub>\1</sub>').
           gsub(/#{Mx[:gl_o]}#(?:126|152)#{Mx[:gl_c]}/i,'~')
-        if @t_o.is !='code'
+        if @t_o.is !=:code
           if @s =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image)/
             wm=@s.scan(/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image)|\S+/)
             words=urls(wm)
@@ -176,7 +177,7 @@ module SiSU_TextRepresentation
         else
           @s=@s.gsub(/</m,'&lt;').gsub(/>/m,'&gt;')
         end
-        if @t_o.is=='paragraph'
+        if @t_o.is==:paragraph
           if @t_o.bullet_
             @s=@s
           end
@@ -184,7 +185,7 @@ module SiSU_TextRepresentation
             @s=@s
           end
         end
-        if @t_o.is=='heading'
+        if @t_o.is==:heading
           @s=@s
         end
       else
@@ -291,7 +292,9 @@ module SiSU_TextRepresentation
         en_dgst
       end
       def dgst
-        if @t_o.of !='comment' and @t_o.of !='structure' and @t_o.of !='layout'
+        if @t_o.of !=:comment \
+        && @t_o.of !=:structure \
+        && @t_o.of !=:layout
           en_dgst,img_dgst={},{}
           txt_stripped_dgst=digest(stripped_clean(@t_o))
           txt_markup_reverted_dgst=digest(markup_reverted(@t_o))
@@ -300,7 +303,8 @@ module SiSU_TextRepresentation
           notes=@t_o.obj.scan(rgx_notes)
           endnotes_dgst=endnotes(notes)
           rgx_image=/#{Mx[:lnk_o]}(\S+\.(?:png|jpg|gif))\s.+?#{Mx[:lnk_c]}(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image)/
-          imgs=if (@t_o.is=='para' or @t_o.is=='image') \
+          imgs=if (@t_o.is==:para \
+          || @t_o.is==:image) \
           and @t_o.obj =~rgx_image
             imgs=@t_o.obj.scan(rgx_image).flatten
             line_image=images(imgs)
diff --git a/lib/sisu/v3dv/shared_xml.rb b/lib/sisu/v3dv/shared_xml.rb
index dbaed6d8..6b85d756 100644
--- a/lib/sisu/v3dv/shared_xml.rb
+++ b/lib/sisu/v3dv/shared_xml.rb
@@ -343,7 +343,7 @@ module SiSU_XML_Munge
     def markup(dob='')
       wordlist=dob.obj.scan(/&[#0-9a-z]+;|\S+|\n/) #\n needed for tables, check though added 2005w17
       dob.obj=tidywords(wordlist).join(' ').strip
-      unless dob.is=='table'
+      unless dob.is==:table
         dob.obj=dob.obj.gsub(/#{Mx[:br_line]}/u,'<br />').
           gsub(/#{Mx[:br_paragraph]}/u,'<br />').
           gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />')
@@ -364,13 +364,13 @@ module SiSU_XML_Munge
         gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,'<tt>\1</tt>').
         gsub(/<:pb>\s*/,''). #Fix
         gsub(/<+[-~]#>+/,'')
-      if dob.is !~/^code/
+      if dob.is !=:code
         #embeds a red-bullet image -->
         dob.obj=dob.obj.gsub(/#{Mx[:fa_bold_o]}(.+?)#{Mx[:fa_bold_c]}/,'<b>\1</b>').
           gsub(/#{Mx[:fa_italics_o]}(.+?)#{Mx[:fa_italics_c]}/,'<i>\1</i>').
           gsub(/#{Mx[:fa_underscore_o]}(.+?)#{Mx[:fa_underscore_c]}/,'<u>\1</u>').
           gsub(/#{Mx[:fa_strike_o]}(.+?)#{Mx[:fa_strike_c]}/,'<del>\1</del>')
-        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />') unless dob.is=='table'
+        dob.obj=dob.obj.gsub(/#{Mx[:br_line]}|#{Mx[:br_nl]}/,'<br />') unless dob.is==:table
         dob.obj=dob.obj.gsub(/#{Mx[:br_page]}\s*/,'').
           gsub(/#{Mx[:br_page_new]}\s*/,'').
           gsub(/#{Mx[:pa_non_object_no_heading]}|#{Mx[:pa_non_object_dummy_heading]}/,'').
@@ -399,7 +399,7 @@ module SiSU_XML_Munge
       else
         dob.obj=dob.obj.gsub(/</m,'&lt;').gsub(/>/m,'&gt;')
       end
-      if dob.of=='block'
+      if dob.of==:block
         dob.obj=dob.obj.gsub(/#{Mx[:gl_bullet]}/,'● ')
       end
       dob.obj=dob.obj.gsub(/#{Mx[:url_o]}([a-zA-Z0-9._-]+\@\S+?\.[a-zA-Z0-9._-]+)#{Mx[:url_c]}/,
diff --git a/lib/sisu/v3dv/texinfo.rb b/lib/sisu/v3dv/texinfo.rb
index 121cf1ae..145712e1 100644
--- a/lib/sisu/v3dv/texinfo.rb
+++ b/lib/sisu/v3dv/texinfo.rb
@@ -137,19 +137,22 @@ module SiSU_TexInfo
     end
     def songsheet
       begin
-        @data=pre
-        @data=endnote
-        @data=markup
-        @data=tail
-        output
+        data=@data
+        data=pre(data)
+        data=endnote(data)
+        data=markup(data)
+        objects=tail(data)
+        #output(objects)
+        output(@tex_file)
+        #output(data.compact)
         makeinfo #KEEP reinstate when fixed #%
         place_info
       rescue; STDERR.puts SiSU_Screen::Ansi.new(@md.opt.cmd,$!,$@).rescue
       ensure
       end
     end
-    def pre
-      data=@data
+    def pre(data)
+      data_new=[]
       data.each do |dob|
         # DEBUG 2003w16 this is a kludge, because i could not get parameters
         # from param, Sort out ... revert to more elegant solution
@@ -161,13 +164,15 @@ module SiSU_TexInfo
           gsub(/(^|#{Mx[:gl_c]}|\s)\{(.+?)\}((?:https?|file):\/\/\S+)/,'\1(\2 [linked to:] \3)')
         do_mono=SiSU_TexInfoFormat::Texinfo.new(@md,dob)
         dob.obj=do_mono.spec_char(dob.obj)
+        data_new << dob
       end
-      data
+      data_new
     end
-    def endnote
-      data,data_new=@data,[]
+    def endnote(data)
+      data_new=[]
       data.each do |dob|
-        if dob.of=~/para|block/
+        if dob.of==:para \
+        || dob.of==:block
           dob.obj=dob.obj.gsub(/\s*#{Mx[:en_a_o]}(?:\d+)\s+(.+?)#{Mx[:en_a_c]}/m,' @footnote{ \1} ').
             gsub(/\s*#{Mx[:en_a_o]}(\*+)\s+(.+?)#{Mx[:en_a_c]}/m,' @footnote{ \1} ')
         end
@@ -176,24 +181,24 @@ module SiSU_TexInfo
       data_new
     end
     def poem
-      data=@data
+      data,data_new=@data,[]
       @tex_file=[]
       @@counting=0
       data.each do |dob|
-        if dob.is =='code'
+        if dob.is ==:code
           @@flag['code']=true
           @@counting=1
         end
-        if dob.is =='verse'
+        if dob.is ==:verse
           @@flag['poem']=1
         end
         if @@flag['code']
           if @@flag['code'] \
-          and dob.obj =~ /#{Mx[:gr_o]}code[-_](?:end|close)#{Mx[:gr_c]}/ #watch change not tested 200501 #fix
+          && (dob.obj =~ /#{Mx[:gr_o]}code[-_](?:end|close)#{Mx[:gr_c]}/) #watch change not tested 200501 #fix
             @@flag['code']=false
           end
           if @@flag['code'] \
-          and dob.obj =~ /\S/
+          && (dob.obj =~ /\S/)
             sub_array=dob.obj.dup
             @@line_mode=sub_array.scan(/.+/)
             Tune.code_lines(@@line_mode)
@@ -201,11 +206,11 @@ module SiSU_TexInfo
           end
         elsif @@flag['poem']==1
           if @@flag['poem']==1 \
-          and dob.obj =~ /#{Mx[:gr_o]}verse[-_](?:end|close)#{Mx[:gr_c]}/ #watch change not tested 200501 #fix
+          && (dob.obj =~ /#{Mx[:gr_o]}verse[-_](?:end|close)#{Mx[:gr_c]}/) #watch change not tested 200501 #fix
             @@flag['poem']=0
           end
           if @@flag['poem']==1 \
-          and dob.obj =~ /\S/
+          && (dob.obj =~ /\S/)
             sub_array=dob.obj.dup
             @@line_mode=sub_array.scan(/.+/)
             Tune.code_lines(@@line_mode)
@@ -213,13 +218,15 @@ module SiSU_TexInfo
           end
         end
         @tex_file << dob.obj
+        data_new << dob
       end
+      data_new
     end
     def code_lines
       data,data_new=@data,[]
       data.each do |line|
-        if line =~ /\S/ \
-        and line !~ /#{Mx[:gr_o]}(code|verse).+/ #fix
+        if (line =~ /\S/) \
+        && (line !~ /#{Mx[:gr_o]}(code|verse).+/) #fix
           line=if @@flag['code']
             line.gsub(/^\s*(.+)/m,"\\noindent \\marginpar\[left-text\]{\\begin{tiny}#{@@counting}\\end{tiny}}\\1\\")
             @@counting+=1 if @@flag['code']
@@ -230,7 +237,7 @@ module SiSU_TexInfo
       end
     end
     def tables
-      data=@data
+      data,data_new=@data,[]
       @tex_file=[]
       @@tableheader=0
       data.each do |dob|
@@ -239,10 +246,12 @@ module SiSU_TexInfo
           dob.obj=do_mono.longtable # using longtable latex package
         end
         @tex_file << dob.obj
+        data_new << dob
       end
+      data_new
     end
-    def markup
-      data=@data
+    def markup(data)
+      data_new=[]
       @tex_file=[]
       @row_break='\\\\\\'
       @break_page="#{@row_break}\n#{@row_break} \n"
@@ -254,12 +263,12 @@ module SiSU_TexInfo
       n_menu,n_submenu=0,0
       @submenu,@subsubmenu={},{}
       data.each do |dob|
-        if dob.is =='heading' \
-        and dob.ln.to_s =~ /^[1-3]$/
+        if dob.is ==:heading \
+        && (dob.ln.to_s =~ /^[1-3]$/)
           toc=SiSU_TexInfoFormat::Texinfo.new(@md,dob)
           texinfo_menu << toc.menu
-        elsif dob.is =='heading' \
-        and dob.ln.to_s =~ /^[4-6]$/
+        elsif dob.is ==:heading \
+        && (dob.ln.to_s =~ /^[4-6]$/)
           toc=SiSU_TexInfoFormat::Texinfo.new(@md,dob)
           texinfo_menu << toc.menu
           case dob.ln
@@ -278,7 +287,9 @@ module SiSU_TexInfo
         else
           dob.obj=dob.obj.gsub(/\s*(?:<:?br>|<br \/>)\s*/,"\n\n")
         end
+        data_new << dob
       end
+      data=data_new
       texinfo_menu=texinfo_menu.compact
       texinfo_menu << "* Dublin Core::"
       @tex_file << texinfo_menu
@@ -287,15 +298,16 @@ module SiSU_TexInfo
         "@c %% 5\n\n"
       n_menu,n_submenu=0,0
       @@do_submenu,@@do_subsubmenu=1,1
+      data_new=[]
       data.each do |dob|
         mono=SiSU_TexInfoFormat::Texinfo.new(@md,dob)
-        if dob.is=='heading'
+        if dob.is==:heading
           case dob.ln
-          when 1; mono.level1
-          when 2; mono.level2
-          when 3; mono.level3
+          when 1; dob=mono.level1
+          when 2; dob=mono.level2
+          when 3; dob=mono.level3
           when 4;
-            mono.level4
+            dob=mono.level4
             n_menu+=1
             @@do_submenu,@@do_subsubmenu=1,1
           when 5;
@@ -305,7 +317,7 @@ module SiSU_TexInfo
               menu=SiSU_TexInfoFormat::TeXinfoTxt.new(@md,dob,@submenu[n_menu])
               dob.obj="#{menu.submenu}#{mono.level5.obj}"
               @@do_submenu=0
-            else mono.level5
+            else dob=mono.level5
             end
           when 6;
             if @@do_submenu==1
@@ -313,37 +325,42 @@ module SiSU_TexInfo
               dob.obj="#{menu.subsubmenu}#{mono.level6.obj}"
               @@do_subsubmenu=0
             else
-              mono.level6
+              dob=mono.level6
             end
           end
         else
           if dob.obj !~/\S/
             dob.obj=nil
           else
-            if dob.is=='para' \
-            and dob.obj !~/##{dob.ocn}/
+            if dob.is==:para \
+            && (dob.obj !~/##{dob.ocn}/)
               dob.obj="#{dob.obj} ##{dob.ocn}"
             end
           end
         end
         #%case with endnotes
         dob.obj=dob.obj.gsub(/\s*[0-8]\\+(\S+)?\s+/,' ') if dob.obj
-        @tex_file << dob.obj if dob.obj and dob.is !~/structure|comment/ #sort exceptions
+        if dob.obj \
+        && (dob.is !=:structure \
+        && dob.is !=:comment)
+          @tex_file << dob.obj
+        end
+        data_new << dob
       end
-      data=@tex_file
+      data_new
     end
     def number_titles
-      data=@data
+      data,data_new=@data,[]
       @tex_file=[]
       input=%{#{@md.markup}}[/(num_top\s*=\s*(\d?))?/m,2] # else default usually 4  # this was a bit of a trick required to pass nil to input if nothing matched... #puts input
       num_top=input.to_i
       t_no1=0;  t_no2=0;  t_no3=0;  t_no4=0;
       no1=num_top; no2=(num_top + 1); no3=(num_top + 2);  no4=(num_top + 3);
       data.each do |dob|
-        if @md.markup =~ /num_top/i \
-        and dob.obj !~ /#{Rx[:meta]}/
-          if dob.obj =~ /^[1-6]\\+(?:~\S+)?\s*<!h-.+?-!>/ \
-          and dob.obj !~ /<:\d-endnotes>/
+        if (@md.markup =~ /num_top/i) \
+        && (dob.obj !~ /#{Rx[:meta]}/)
+          if (dob.obj =~ /^[1-6]\\+(?:~\S+)?\s*<!h-.+?-!>/) \
+          && (dob.obj !~ /<:\d-endnotes>/)
             header=dob.obj[/<!h-(.+?)-!>/m, 1].gsub(/-/m,'.')
             dob.obj=dob.obj.gsub(/^(?:[1-6]\\+(?:~\S+)|<:([12356]|4-.+?-)>)\s*<!h-.+?-!>/,
               "\\1 #{header} ")
@@ -355,16 +372,18 @@ module SiSU_TexInfo
         end
         @tex_file << dob.obj
       end
-      data=@tex_file
+      data_new << dob
     end
-    def tail
-      data=@data
+    def tail(data)
       tex=SiSU_TexInfoFormat::Texinfo.new(@md)
-      data << tex.dublincore
-      data << tex.tail
+      objects=[]
+      data.each do |dob|
+         objects << dob.obj if dob.obj
+      end
+      objects << tex.dublincore << tex.tail
+      objects
     end
-    def output
-      data=@data.compact
+    def output(data)
       filename_texinfo=%{#{@env.processing_path.texi}/#{@md.fnb}.texinfo}
       file_texinfo=File.new(filename_texinfo,'w+')
       puts filename_texinfo if @md.opt.cmd =~/M/
diff --git a/lib/sisu/v3dv/texinfo_format.rb b/lib/sisu/v3dv/texinfo_format.rb
index ed9769fc..0555809d 100644
--- a/lib/sisu/v3dv/texinfo_format.rb
+++ b/lib/sisu/v3dv/texinfo_format.rb
@@ -293,7 +293,7 @@ WOK
       "@bye"
     end
     def clean(dob)
-      if dob.is=='heading' \
+      if dob.is==:heading \
       and dob.obj !~/##{dob.ocn}/
         dob.obj="#{dob.obj} ##{dob.ocn}"
       end
@@ -556,7 +556,7 @@ WOK
       @md,@dob,@txt=md,dob,txt
     end
     def clean(dob,txt)
-      if dob.is=='heading' \
+      if dob.is==:heading \
       and txt !~/##{dob.ocn}/
         txt="#{dob.obj} ##{dob.ocn}"
       end
diff --git a/lib/sisu/v3dv/texpdf.rb b/lib/sisu/v3dv/texpdf.rb
index f8010511..c69f7b9c 100644
--- a/lib/sisu/v3dv/texpdf.rb
+++ b/lib/sisu/v3dv/texpdf.rb
@@ -345,26 +345,26 @@ module SiSU_TeX
           # from param, Sort out ... revert to more elegant solution
           # even more of a kludge as had to insert newlines where code is used not satisfactory, think about
           dob.tmp=dob.obj #.dup
-          if dob.is=='para' \
-          or dob.is=='heading'
+          if dob.is==:para \
+          || dob.is==:heading
             dob.tmp=dob.tmp.gsub(/#{Mx[:mk_o]}:name#\S+?#{Mx[:mk_c]}/,'')
             dob.tmp=SiSU_TeX_Pdf::SpecialCharacters.new(@md,dob.tmp).special_characters
             if dob.tmp =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}#{Mx[:rel_o]}\S+?#{Mx[:rel_c]}/
               dob.tmp=SiSU_TeX_Pdf::FormatTextObject.new(@md,dob.tmp).url_str_internal(dob.tmp)
             end
-          elsif dob.is =='code'
+          elsif dob.is ==:code
             dob.tmp=if @codeblock_box=='listings'
               dob.tmp
             else
               SiSU_TeX_Pdf::SpecialCharacters.new(@md,dob.tmp).special_characters_code
             end
-          elsif dob.is =='break'
+          elsif dob.is ==:break
             if dob.obj==Mx[:br_page]; dob.tmp='\newpage'
             elsif dob.obj==Mx[:br_page_new]; dob.tmp='\clearpage'
             elsif dob.obj==Mx[:br_obj]; dob.tmp='\parasep'
             end
-          elsif dob.is=='comment' \
-          or dob.is=='meta'
+          elsif dob.is==:comment \
+          || dob.is==:meta
             dob.tmp='' #dob.tmp=nil
           end
         end
@@ -403,7 +403,7 @@ module SiSU_TeX
         data.each do |dob|
           @tex_file << if dob.class==String \
           or dob.class==Hash; dob
-          elsif dob.is=='table'
+          elsif dob.is==:table
             tables_hash(@md,dob) #Hash result
           else dob
           end
@@ -463,16 +463,18 @@ module SiSU_TeX
       def markup_common(dob)
         tex_f=nil
         txt_obj={ dal: dob }
-        if dob.of=='block'
-          @lineone=case dob.is
-          when /block|group|alt|verse/
+        if dob.of==:block
+          @lineone=if dob.is==:block \
+          || dob.is==:group \
+          || dob.is==:alt \
+          || dob.is==:verse
             dob.tmp=dob.tmp.gsub(/#{Mx[:nbsp]}/m,'{~}').
               gsub(/#{Mx[:gl_bullet]}/m,'$\txtbullet$\hspace{\enspace}'). #Bullet environment not used for grouped text, ∴ no hanging indent here
               gsub(/#{Mx[:br_nl]}+/m,"\n\n") #match not ideal, but currently not inserting extra newlines anyway
             ocn=SiSU_TeX_Pdf::FormatTextObject.new(@md).ocn_display(dob)
-            dob.tmp=if dob.is=='group' \
-            or dob.is=='block' \
-            or dob.is=='alt'
+            dob.tmp=if dob.is==:group \
+            || dob.is==:block \
+            || dob.is==:alt
               ocn \
               + @tex_ml.paraskip_small \
               + "\n" \
@@ -482,7 +484,7 @@ module SiSU_TeX
               + '\\end{footnotesize}' \
               + "\n" \
               + @tex_ml.paraskip_normal
-            elsif dob.is=~/verse/
+            elsif dob.is==:verse
               ocn \
               + @tex_ml.paraskip_tiny \
               + "\n" \
@@ -495,7 +497,7 @@ module SiSU_TeX
               + "\n\\linebreak\n"
             end
             dob
-          when /code/
+          elsif dob.is ==:code
             dob=if @codeblock_box == 'listings'
               box_listings(dob,ocn)
             elsif @codeblock_box == 'boites'
@@ -511,7 +513,7 @@ module SiSU_TeX
         else
           tst=SiSU_TeX_Pdf::FormatTextObject.new(@md,dob)
           case dob.is
-          when 'heading'
+          when :heading
             case dob.ln
             when 1..3
               tst.heading_major
@@ -523,7 +525,7 @@ module SiSU_TeX
               tst.level6
             else dob
             end
-          when 'heading_insert'
+          when :heading_insert
             br="\n\\\\\n"
             if dob.name=='book_index'
               h=tst.heading_major
@@ -555,7 +557,7 @@ module SiSU_TeX
               dob.tmp=h.tmp + ' ' + '\begin{scriptsize}' + metadata.join(br) + '\end{scriptsize}'
             else dob.tmp='' # dob.tmp={ l: '', p: '' }
             end
-          when 'para'
+          when :para
             if dob.bullet_
               dob.tmp=tst.bullet
             elsif dob.indent \
@@ -572,7 +574,7 @@ module SiSU_TeX
               dob=enclose(dob) unless dob.tmp =~/^$/
             end
           else
-            dob.tmp=dob.tmp.strip unless dob.is=='code'
+            dob.tmp=dob.tmp.strip unless dob.is==:code
             dob=enclose(dob) unless dob.tmp =~/^$/
           end
           if dob.class==String
@@ -582,20 +584,20 @@ module SiSU_TeX
           dob
         end
         if dob.tmp =~/(?:#{Mx[:url_o]}\S+?#{Mx[:url_c]}|image\b)/m \
-        && dob.is !='code'
+        && dob.is !=:code
           dob=SiSU_TeX_Pdf::BareUrls.new(@md,dob).bare_urls
           tst=SiSU_TeX_Pdf::FormatTextObject.new(@md,dob)
           dob=tst.urls_txt_and_images
           dob
         elsif dob.tmp =~/https?:\/\/\S+\b/m \
-        && dob.is =='code' \
+        && dob.is ==:code \
         && @codeblock_box !='listings'
           dob=SiSU_TeX_Pdf::BareUrls.new(@md,dob).bare_urls_in_code
           dob
         end
         if dob.class !=Hash \
         && dob.tmp =~/#{Mx[:lnk_o]}.+?#{Mx[:lnk_c]}image\b/ \
-        && dob.is !='code'
+        && dob.is !=:code
           tst=SiSU_TeX_Pdf::FormatTextObject.new(@md,dob)
         end
         dob
@@ -763,10 +765,10 @@ WOK
         x=nil
         data.each do |dob|                                                      #% case follows with levels 1-6 indents & graphics
           if dob.class==Hash
-          elsif dob.of=='para' \
-          or dob.of=='block' #GATEWAY FIX FIX stuff
+          elsif dob.of==:para \
+          || dob.of==:block #GATEWAY FIX FIX stuff
             dob=markup_common(dob)
-          elsif dob.is=='table'
+          elsif dob.is==:table
             if ( dob.tmp['a4'] \
             or dob.tmp['a5'] \
             or dob.tmp['b5'] \
@@ -809,7 +811,7 @@ WOK
         @tex_file << "\n\\end{document}"
       end
       def number_paras_numbering(dob) # need tables and other types of object
-        if dob.of =~/para/ #\
+        if dob.of ==:para
           paranum=dob.ocn ? dob.ocn : ''
           paranum = '' if paranum.to_i==0
           paranumber_display=if @md.markup.inspect =~/no_ocn/ \
@@ -860,7 +862,9 @@ WOK
             else p "#{__FILE__}:#{__LINE__}" if @md.opt.cmd.inspect =~/M/
             end
           else
-            dob=if dob.of !~/comment|meta|layout/
+            dob=if dob.of !=:comment \
+            || dob.of !=:meta \
+            || dob.of !=:layout
               number_paras_numbering(dob)
             else dob
             end
@@ -928,13 +932,13 @@ WOK
             elsif morph.class.inspect =~ /SiSU_DAL_DocumentStructure/ \
             and morph.tmp \
             and morph.tmp.class==String
-              if morph.is !='code' \
-              && morph.of !='block'
+              if morph.is !=:code \
+              && morph.of !=:block
                 morph.tmp=morph.tmp.gsub(/^\s+/,'')
               else morph.tmp
               end
-              if morph.tmp !~/\A\s*\Z/ \
-              or morph.is=='code'
+              if (morph.tmp !~/\A\s*\Z/) \
+              || morph.is==:code
                 file[:portrait].puts morph.tmp,"\n"
                 file[:landscape].puts morph.tmp,"\n"
               end
diff --git a/lib/sisu/v3dv/texpdf_format.rb b/lib/sisu/v3dv/texpdf_format.rb
index b82bf687..fdcdc3d1 100644
--- a/lib/sisu/v3dv/texpdf_format.rb
+++ b/lib/sisu/v3dv/texpdf_format.rb
@@ -123,7 +123,7 @@ module SiSU_TeX_Pdf
     def longtable_landscape
       end_table='\end{longtable}'
       row_break='\\\\\\'
-      txt=if @dob.is=='table'
+      txt=if @dob.is==:table
         tw=case @dob.tmp[:paper_size]
         when /a4/i;      @tx.a4.landscape.w     #European default, SiSU default
         when /letter/i;  @tx.letter.landscape.w #U.S. default
@@ -168,7 +168,7 @@ module SiSU_TeX_Pdf
     def longtable_portrait
       end_table='\end{longtable}'
       row_break='\\\\\\'
-      txt=if @dob.is=='table'
+      txt=if @dob.is==:table
         tw=case @dob.tmp[:paper_size]
         when /a4/i;      @tx.a4.portrait.w     #European default, SiSU default
         when /letter/i;  @tx.letter.portrait.w #U.S. default
@@ -1176,12 +1176,12 @@ WOK
     end
   end
   class SpecialCharacters
-    def initialize(md,str,is='')
+    def initialize(md,str,is=:default)
       @md,@txt,@is=md,str,is
       @brace_url=SiSU_Viz::Skin.new.url_decoration
       @tex2pdf=@@tex3pdf ||=SiSU_Env::SystemCall.new.tex2pdf_engine
     end
-    def xetex_code_listings(str,is='')                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
+    def xetex_code_listings(str,is=:default)                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
       word=str.scan(/\S+|\n/) #unless line =~/^(?:@\S|%+\s)/
       para_array=[]
       str=if word
@@ -1194,7 +1194,7 @@ WOK
           para_array << w
         end
         str=para_array.join(' ')
-        str=str.strip unless is=='code'
+        str=str.strip unless is==:code
         str
       else ''
       end
@@ -1226,7 +1226,7 @@ WOK
         gsub(/<sup><font face=symbol>&atild;<\/font><\/sup>/,' ').
         gsub(/\\copy(right|mark)?/,'<=copymark>') # ok problem with superscript
     end
-    def xetex_special_characters_1(str,is='')                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
+    def xetex_special_characters_1(str,is=:default)                                  # ~ ^ $ & % _ { }  #LaTeX special characters - KEEP list
       #str=Iconv.conv('ISO-8859-1', 'UTF-8', @txt) # `require': iconv will be deprecated in the future, use String#encode instead.
       word=str.scan(/\S+|\n/) #unless line =~/^(?:@\S|%+\s)/
       para_array=[]
@@ -1249,7 +1249,7 @@ WOK
           para_array << w
         end
         str=para_array.join(' ')
-        str=str.strip unless is=='code'
+        str=str.strip unless is==:code
         str
       else ''
       end
@@ -1258,7 +1258,7 @@ WOK
         gsub(/#{Mx[:br_eof]}/,'').
         gsub(/#{Mx[:br_endnotes]}/,'')
       #problem sequence ->
-      str=str.gsub(/&(?:nbsp);|#{Mx[:nbsp]}/,'\hardspace') unless is=='code'      # < SiSU special character also LaTeX
+      str=str.gsub(/&(?:nbsp);|#{Mx[:nbsp]}/,'\hardspace') unless is==:code      # < SiSU special character also LaTeX
       str=str.gsub(/&(?:lt|#060);/,'\lt').                                         # < SiSU special character also LaTeX
         gsub(/#{Mx[:gl_o]}#(?:gt|062)#{Mx[:gl_c]}/,'\gt').                   # > SiSU special character also LaTeX
         gsub(/#{Mx[:gl_o]}#123#{Mx[:gl_c]}/,'\curlyopen').                   # { SiSU special character also LaTeX
@@ -1282,7 +1282,7 @@ WOK
         gsub(/<sup><font face=symbol>&atild;<\/font><\/sup>/,' ').
         gsub(/\\copy(right|mark)?/,'<=copymark>') # ok problem with superscript
     end
-    def xetex_special_characters_2(str,is='')
+    def xetex_special_characters_2(str,is=:default)
       str=str.gsub(/#{Mx[:gl_o]}#156#{Mx[:gl_c]}/,'\oe ').
         gsub(/\$/,'\$').
         gsub(/\#/,'\#').
@@ -1293,7 +1293,7 @@ WOK
       end
       str=str.gsub(/\{/,'\{').
         gsub(/\}/,'\}')
-      str=if is=='code'
+      str=if is==:code
         str.gsub(/&/,'{\\\&}').
           gsub(/\\~(\\\{)/,'{$\tilde$}\1').
           gsub(/(\\\})\\~/,'\1{$\tilde$}').
@@ -1316,7 +1316,7 @@ WOK
           '\begin{scriptsize}\url{\1}\end{scriptsize}'). #special case \{ e.g. \}http://url
         gsub(/#{Mx[:url_o]}_(\S+?)#{Mx[:url_c]}/,
           '\begin{scriptsize}\\url{\1}\end{scriptsize}') #specially escaped url no decoration
-      unless is=='code'
+      unless is==:code
         str=str.gsub(/(^|#{Mx[:gl_c]}|\s)((?:https?|file|ftp):\/\/\S+?\.[^'"\s]+?)([;.,]?(?=\s|$))/,
           "\\1#{@brace_url.tex_open}\\begin{scriptsize}\\url{\\2}\\end{scriptsize}#{@brace_url.tex_close}\\3") #url matching with decoration <url> positive lookahead, sequence issue with { linked }http://url cannot use \b at start
       end
@@ -1334,7 +1334,7 @@ WOK
         gsub(/#{Mx[:fa_superscript_o]}(.+?)#{Mx[:fa_superscript_c]}/,"\$^{\\textrm{\\1}}\$").
         gsub(/#{Mx[:fa_subscript_o]}(.+?)#{Mx[:fa_subscript_c]}/,"\$_{\\textrm{\\1}}\$").
         gsub(/#{Mx[:fa_monospace_o]}(.+?)#{Mx[:fa_monospace_c]}/,'\begin{monosp}\1\end{monosp}')
-      unless is=='code'
+      unless is==:code
         str=str.gsub(/"(.+?)"/,'“\1”').  # quote marks / quotations open & close " need condition exclude for code
           gsub(/\s+"/,' “').                                # open "
           gsub(/^(#{Mx[:lv_o]}[1-6-]:\S*?#{Mx[:lv_c]}|<.+?>)?\s*"/,'\1“'). #fix Mx[:lv_o] # open "
diff --git a/lib/sisu/v3dv/xhtml.rb b/lib/sisu/v3dv/xhtml.rb
index 050e16d8..5d17128c 100644
--- a/lib/sisu/v3dv/xhtml.rb
+++ b/lib/sisu/v3dv/xhtml.rb
@@ -192,9 +192,10 @@ WOK
         tags
       end
       def xml_structure(dob,type='norm')
-        if dob.is =~/para|heading/
+        if dob.is ==:para \
+        || dob.is ==:heading
           named=name_tags(dob)
-          if dob.is=='heading'
+          if dob.is==:heading
             lv=dob.ln
             n=dob.ln - 1
             n3=dob.ln + 2
@@ -295,7 +296,7 @@ WOK
             end
             if not @rcdc
               x=SiSU_XML_Format::FormatSeg.new(@md,dob)
-              if dob.is=='heading'
+              if dob.is==:heading
                 xml_structure(dob)
                 dob.obj=case dob.ln
                 when 1; x.heading_body1
@@ -306,25 +307,25 @@ WOK
                 when 6; x.heading_body6
                 end
               else
-                if dob.is =='verse'
+                if dob.is ==:verse
                   poem_structure(dob)
-                elsif dob.is =='group'
+                elsif dob.is ==:group
                   group_structure(dob)
-                elsif dob.is =='block'
+                elsif dob.is ==:block
                   block_structure(dob)
-                elsif dob.is =='code'
+                elsif dob.is ==:code
                   code_structure(dob)
-                elsif dob.is =='table'
+                elsif dob.is ==:table
                   table_structure(dob)
-                elsif dob.is =='para' \
+                elsif dob.is ==:para \
                 and dob.indent.to_s =~/[1-9]/ \
                 and dob.bullet_==true
                   xml_structure(dob,"indent_bullet#{dob.indent}")
-                elsif dob.is =='para' \
+                elsif dob.is ==:para \
                 and dob.indent.to_s =~/[1-9]/ \
                 and dob.indent == dob.hang
                   xml_structure(dob,"indent#{dob.indent}")
-                elsif dob.is=='para' \
+                elsif dob.is==:para \
                 and dob.hang.to_s =~/[0-9]/ \
                 and dob.indent != dob.hang
                   xml_structure(dob,"hang#{dob.hang.to_s}_indent#{dob.indent.to_s}")
diff --git a/lib/sisu/v3dv/xml.rb b/lib/sisu/v3dv/xml.rb
index 776c0376..1187e02e 100644
--- a/lib/sisu/v3dv/xml.rb
+++ b/lib/sisu/v3dv/xml.rb
@@ -204,7 +204,7 @@ WOK
         @@xml[:sc]=sc
       end
       def xml_structure(dob,type='norm')
-        if dob.is=='heading'
+        if dob.is==:heading
           lv=dob.ln
           n=dob.ln - 1
           n3=dob.ln + 2
@@ -306,7 +306,7 @@ WOK
           @trans.char_enc.utf8(dob) if @sys.locale =~/utf-?8/i #% utf8
           dob=@trans.markup(dob)
           if @rcdc==false \
-          and (dob.is =~/^meta/ \
+          and (dob.is ==:meta \
           and dob.obj =~/Document Information/)
             @rcdc=true
           end
@@ -319,7 +319,7 @@ WOK
               if defined? dob.ocn \
               and dob.ocn.to_s =~/\d+/
                 x=SiSU_XML_Format::FormatSeg.new(@md,dob)
-                if dob.is=='heading'
+                if dob.is==:heading
                   xml_structure(dob)
                   dob.obj=case dob.ln
                   when 1; x.heading_body1
@@ -330,25 +330,25 @@ WOK
                   when 6; x.heading_body6
                   end
                 else
-                  if dob.is=='verse'
+                  if dob.is==:verse
                     poem_structure(dob)
-                  elsif dob.is=='group'
+                  elsif dob.is==:group
                     group_structure(dob)
-                  elsif dob.is=='block'
+                  elsif dob.is==:block
                     block_structure(dob)
-                  elsif dob.is=='code'
+                  elsif dob.is==:code
                     code_structure(dob)
-                  elsif dob.is=='table' # FIX, check css, will need to modify
+                  elsif dob.is==:table # FIX, check css, will need to modify
                     table_structure(dob)
-                  elsif dob.is =~ /^para/ \
+                  elsif dob.is ==:para \
                   and dob.indent.to_s =~/[1-9]/ \
                   and dob.bullet_==true
                     xml_structure(dob,"indent_bullet#{dob.indent}")
-                  elsif dob.is =~ /^para/ \
+                  elsif dob.is ==:para \
                   and dob.indent.to_s =~/[1-9]/ \
                   and dob.indent == dob.hang
                     xml_structure(dob,"indent#{dob.indent}")
-                  elsif dob.is =~ /^para/ \
+                  elsif dob.is ==:para \
                   and dob.hang.to_s =~/[0-9]/ \
                   and dob.indent != dob.hang
                     xml_structure(dob,"hang#{dob.hang.to_s}_indent#{dob.indent.to_s}")
diff --git a/lib/sisu/v3dv/xml_dom.rb b/lib/sisu/v3dv/xml_dom.rb
index ae45100d..e63f7ad7 100644
--- a/lib/sisu/v3dv/xml_dom.rb
+++ b/lib/sisu/v3dv/xml_dom.rb
@@ -165,7 +165,7 @@ WOK
       end
       def xml_element(dob,xml_el='',xml_content='',type='norm')
         n=n1=n2=n3=0
-        if dob.is=='heading'
+        if dob.is==:heading
           lv=dob.ln
           n=dob.ln - 1
           n1=dob.ln
@@ -200,7 +200,7 @@ WOK
       end
       def xml_structure(dob,type='norm')
         n=n1=n2=n3=0
-        if dob.is=='heading'
+        if dob.is==:heading
           lv=dob.ln
           n=dob.ln - 1
           n1=dob.ln
@@ -344,7 +344,7 @@ WOK
           @trans.char_enc.utf8(dob) if @sys.locale =~/utf-?8/i #% utf8
           dob=@trans.markup(dob)
           if @rcdc==false \
-          and (dob.is =~/^meta/ \
+          and (dob.is ==:meta \
           and dob.obj =~/Document Information/)
             @rcdc=true
           end
@@ -353,9 +353,9 @@ WOK
             if not @rcdc
               if defined? dob.ocn \
               and dob.ocn.to_s =~/\d+/
-                format_scroll=SiSU_XML_Format::FormatScroll.new(@md,dob) if dob.is=='para' and dob.indent ##FIX
+                format_scroll=SiSU_XML_Format::FormatScroll.new(@md,dob) if dob.is==:para and dob.indent ##FIX
                 x=SiSU_XML_Format::FormatSeg.new(@md,dob)
-                if dob.is=='heading'
+                if dob.is==:heading
                   if dob.ln==1
                     type="heading_section_#{dob.ln.to_s}"
                     xml_markup(dob)
@@ -388,32 +388,32 @@ WOK
                   end
                 else
                   ocn=dob.ocn
-                  if dob.is=='verse'
+                  if dob.is==:verse
                     type='verse'
                     poem_structure(dob) #redo
-                  elsif dob.is=='group'
+                  elsif dob.is==:group
                     type='group'
                     group_structure(dob) #redo
-                  elsif dob.is=='block'
+                  elsif dob.is==:block
                     type='block'
                     block_structure(dob) #redo
-                  elsif dob.is=='code'
+                  elsif dob.is==:code
                     type='code'
                     code_structure(dob) #redo
-                  elsif dob.is=='table' # tables come as single block #work area 2005w13
+                  elsif dob.is==:table # tables come as single block #work area 2005w13
                     type='table'
                     table_structure(dob)
-                  elsif dob.is=='para' \
+                  elsif dob.is==:para \
                   and dob.indent.to_s =~/[1-9]/ \
                   and dob.bullet_
                     type="indent_bullet#{dob.indent.to_s}"
                     xml_markup(dob)
-                  elsif dob.is=='para' \
+                  elsif dob.is==:para \
                   and dob.indent.to_s =~/[1-9]/ \
                   and dob.indent == dob.hang
                     type="indent#{dob.indent.to_s}"
                     xml_markup(dob)
-                  elsif dob.is=='para' \
+                  elsif dob.is==:para \
                   and dob.hang.to_s =~/[0-9]/ \
                   and dob.indent != dob.hang
                     type="hang#{dob.hang.to_s}_indent#{dob.indent.to_s}"
diff --git a/lib/sisu/v3dv/xml_format.rb b/lib/sisu/v3dv/xml_format.rb
index 71a0bd68..50a9f5ac 100644
--- a/lib/sisu/v3dv/xml_format.rb
+++ b/lib/sisu/v3dv/xml_format.rb
@@ -1026,7 +1026,7 @@ WOK
         @ocn=if defined? t_o.ocn; t_o.ocn.to_s
         else nil
         end
-        @headname=if t_o.is=='heading' and defined? t_o.name; t_o.name
+        @headname=if t_o.is==:heading and defined? t_o.name; t_o.name
         else nil
         end
       else
diff --git a/lib/sisu/v3dv/xml_scaffold.rb b/lib/sisu/v3dv/xml_scaffold.rb
index 1ae31d0f..f43daacf 100644
--- a/lib/sisu/v3dv/xml_scaffold.rb
+++ b/lib/sisu/v3dv/xml_scaffold.rb
@@ -110,13 +110,13 @@ module SiSU_XML_Scaffold
       def structure_outline(data)
         puts "\ninfo outline --->\n\n"
         data.each do |o|
-          puts "#{o.ocn} #{o.ln} #{o.obj}" if o.is =~/^heading/
+          puts "#{o.ocn} #{o.ln} #{o.obj}" if (o.is ==:heading || o.is ==:heading_insert)
         end
       end
       def structure_simple(data)
         puts "\nheading outline --->\n\n"
         data.each_with_index do |o,i|
-          if o.is =~ /^heading/; puts "<#{@s[o.ln]}>#{o.ocn} #{o.ln} #{o.obj}</#{@s[o.ln]}>"
+          if  (o.is ==:heading || o.is ==:heading_insert); puts "<#{@s[o.ln]}>#{o.ocn} #{o.ln} #{o.obj}</#{@s[o.ln]}>"
           end
         end
       end
@@ -125,7 +125,7 @@ module SiSU_XML_Scaffold
         h=[0,false,false,false]
         puts "<#{@s[0]}>"
         data.each_with_index do |o,i|
-          if o.is =~/^heading/
+          if  (o.is ==:heading || o.is ==:heading_insert)
             case o.ln
             when 1
               structure_build_tag_close(o.ln,h)
-- 
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