From a086f413748920c0faeb58b7a211547e92b57bc0 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Fri, 27 Jan 2017 10:33:49 -0500
Subject: output templates

---
 src/sdp/output_epub.d    |  669 +++++-----
 src/sdp/output_html.d    | 3154 +++++++++++++++++++++++-----------------------
 src/sdp/output_hub.d     |   41 +-
 src/sdp/source_sisupod.d |  105 +-
 4 files changed, 2001 insertions(+), 1968 deletions(-)

(limited to 'src/sdp')

diff --git a/src/sdp/output_epub.d b/src/sdp/output_epub.d
index 4c23600..cffa560 100644
--- a/src/sdp/output_epub.d
+++ b/src/sdp/output_epub.d
@@ -1,367 +1,384 @@
 template outputEPub() {
-  struct outputEPub {
-    mixin InternalMarkup;
-    mixin outputXHTMLs;
-    string epub_mimetypes() {
-      string o;
-      o = format(q"¶application/epub+zip¶");
-      return o;
-    }
-    string epub_container_xml() {
-      string o;
-      o = format(q"¶<?xml version='1.0' encoding='utf-8'?>
-    <container version="1.0"
-      xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
-      <rootfiles>
-        <rootfile full-path="OEBPS/content.opf"
-          media-type="application/oebps-package+xml" />
-      </rootfiles>
-    </container>¶");
-      return o;
-    }
-    string epub_oebps_content(
-      // string[string][string]   dochead_meta,
-    ) {
-      // string[] toc;
-      // int counter = 0;
-      string uuid = "18275d951861c77f78acd05672c9906924c59f18a2e0ba06dad95959693e9bd8"; // TODO shared elsewhere
-      string content = format(q"¶<?xml version='1.0' encoding='utf-8'?>
-    <?xml version='1.0' encoding='utf-8'?>
-    <package xmlns="http://www.idpf.org/2007/opf" version="2.0" unique-identifier="EPB-UUID">
-      <opf:metadata
-        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-        xmlns:opf="http://www.idpf.org/2007/opf"
-        xmlns:dcterms="http://purl.org/dc/terms/"
-        xmlns:dc="http://purl.org/dc/elements/1.1/"
-        unique-identifier="urn:uuid:%s" version="2.0">
-        <dc:title>%s</dc:title>
-        <dc:creator opf:file-as="%s" opf:role="aut">%s</dc:creator>
-        <dc:language>en</dc:language>
-        <dc:date opf:event="published">%s</dc:date>
-        <dc:rights>Copyright: %s</dc:rights>
-        <dc:identifier opf:scheme="URI">ox/current/en/epub/sisu_markup.epub</dc:identifier>
-        <dc:identifier id="bookid">urn:uuid:%s</dc:identifier>
-        <!-- <dc:identifier id="EPB-UUID">urn:uuid:%s</dc:identifier> -->
-      </opf:metadata>
-      <manifest>
-        <!-- NCX -->
-        <item id="ncx" href="toc.ncx" media-type="application/x-dtbncx+xml" />
-        <!-- CSS Style Sheets -->
-        <item id="main-css" href="css/xhtml.css" media-type="text/css" />¶",
-        uuid,
-        doc_matters.dochead_meta["title"]["full"],                                                               // title
-        (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : " by " ~ doc_matters.dochead_meta["creator"]["author"], // author
-        (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : " by " ~ doc_matters.dochead_meta["creator"]["author"], // author
-        (doc_matters.dochead_meta["date"]["published"].empty) ? "" : " by " ~ doc_matters.dochead_meta["date"]["published"],  // date
-        (doc_matters.dochead_meta["rights"]["copyright"].empty) ? "" : " by " ~ doc_matters.dochead_meta["rights"]["copyright"],  // rights
-        uuid,
-        uuid,
-      );
-      foreach (sect; doc_matters.keys_seq_seg) {
-        foreach (obj; contents[sect]) {
-        }
+  private import
+    std.algorithm,
+    std.array,
+    std.container,
+    std.exception,
+    std.file,
+    std.getopt,
+    std.json,
+    std.process,
+    std.stdio,
+    std.path,
+    std.range,
+    std.regex,
+    std.string,
+    std.traits,
+    std.typecons,
+    std.uni,
+    std.utf,
+    ao_defaults;
+  import
+    ao_rgx,
+    output_xhtmls;
+  mixin InternalMarkup;
+  mixin outputXHTMLs;
+  string epub_mimetypes() {
+    string o;
+    o = format(q"¶application/epub+zip¶");
+    return o;
+  }
+  string epub_container_xml() {
+    string o;
+    o = format(q"¶<?xml version='1.0' encoding='utf-8'?>
+  <container version="1.0"
+    xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
+    <rootfiles>
+      <rootfile full-path="OEBPS/content.opf"
+        media-type="application/oebps-package+xml" />
+    </rootfiles>
+  </container>¶");
+    return o;
+  }
+  string epub_oebps_content(C,M)(C contents, M doc_matters) {
+    string uuid = "18275d951861c77f78acd05672c9906924c59f18a2e0ba06dad95959693e9bd8"; // TODO shared elsewhere
+    string content = format(q"¶<?xml version='1.0' encoding='utf-8'?>
+  <?xml version='1.0' encoding='utf-8'?>
+  <package xmlns="http://www.idpf.org/2007/opf" version="2.0" unique-identifier="EPB-UUID">
+    <opf:metadata
+      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+      xmlns:opf="http://www.idpf.org/2007/opf"
+      xmlns:dcterms="http://purl.org/dc/terms/"
+      xmlns:dc="http://purl.org/dc/elements/1.1/"
+      unique-identifier="urn:uuid:%s" version="2.0">
+      <dc:title>%s</dc:title>
+      <dc:creator opf:file-as="%s" opf:role="aut">%s</dc:creator>
+      <dc:language>en</dc:language>
+      <dc:date opf:event="published">%s</dc:date>
+      <dc:rights>Copyright: %s</dc:rights>
+      <dc:identifier opf:scheme="URI">ox/current/en/epub/sisu_markup.epub</dc:identifier>
+      <dc:identifier id="bookid">urn:uuid:%s</dc:identifier>
+      <!-- <dc:identifier id="EPB-UUID">urn:uuid:%s</dc:identifier> -->
+    </opf:metadata>
+    <manifest>
+      <!-- NCX -->
+      <item id="ncx" href="toc.ncx" media-type="application/x-dtbncx+xml" />
+      <!-- CSS Style Sheets -->
+      <item id="main-css" href="css/xhtml.css" media-type="text/css" />¶",
+      uuid,
+      doc_matters.dochead_meta["title"]["full"],                                                               // title
+      (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : " by " ~ doc_matters.dochead_meta["creator"]["author"], // author
+      (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : " by " ~ doc_matters.dochead_meta["creator"]["author"], // author
+      (doc_matters.dochead_meta["date"]["published"].empty) ? "" : " by " ~ doc_matters.dochead_meta["date"]["published"],  // date
+      (doc_matters.dochead_meta["rights"]["copyright"].empty) ? "" : " by " ~ doc_matters.dochead_meta["rights"]["copyright"],  // rights
+      uuid,
+      uuid,
+    );
+    foreach (sect; doc_matters.keys_seq_seg) {
+      foreach (obj; contents[sect]) {
       }
-      return content;
     }
-    string epub_oebps_toc() {
-      int counter = 0;
-      string uuid = "18275d951861c77f78acd05672c9906924c59f18a2e0ba06dad95959693e9bd8"; // TODO shared elsewhere
-      auto markup = InlineMarkup();
-      enum DomTags { none, open, close, close_and_open, open_still, }
-      string toc = format(q"¶<?xml version='1.0' encoding='utf-8'?>
-    <ncx xmlns="http://www.daisy.org/z3986/2005/ncx/" version="2005-1">
-      <head>
-        <!-- four required metadata items (for all NCX documents,
-          (including the relaxed constraints of OPS 2.0) -->
-        <title>%s%s</title>
-        <link href="css/xhtml.css" rel="stylesheet" type="text/css" id="main-css" />
-        <meta name="dtb:uid" content="urn:uuid:%s" />
-        <!-- <meta name="epub-creator" content="SiSU http://www.jus.uio.no/sisu (this copy)" /> -->
-        <meta name="dtb:depth" content="%s" />
-        <meta name="dtb:totalPageCount" content="0" />
-        <meta name="dtb:maxPageNumber" content="0" />
-      </head>
-      <docTitle>
-        <text>%s</text>
-      </docTitle>
-      <docAuthor>
-        <text>%s</text>
-      </docAuthor>
-      <navMap>¶",
-        doc_matters.dochead_meta["title"]["full"],                                                               // title
-        (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : " by " ~ doc_matters.dochead_meta["creator"]["author"], // author
-        uuid,                                                                                        // uuid
-        "3",                                                                                         // content depth
-        doc_matters.dochead_meta["title"]["full"],                                                               // title
-        (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : doc_matters.dochead_meta["creator"]["author"],          // author
-      );
-      foreach (sect; doc_matters.keys_seq_seg) {
-        foreach (obj; contents[sect]) {
-          if (obj.is_a == "heading") {
-            foreach_reverse (k; 0 .. 7) {
-              switch (obj.dom_markedup[k]) {
-              case DomTags.close :
-                writeln(markup.indent_by_spaces_provided(k), "</", k, ">");
-    toc ~= "</navPoint>";
-                break;
-              case DomTags.close_and_open :
-                writeln(markup.indent_by_spaces_provided(k), "</", k, ">");
-                writeln(markup.indent_by_spaces_provided(k), "<", k, ">", obj.text);
-                ++counter;
-    toc ~= "</navPoint>";
-    toc ~= format(q"¶<navPoint class="chapter" id="navpoint" playOrder="%s">
-    <navLabel>
+    return content;
+  }
+  string epub_oebps_toc(C,M)(C contents, M doc_matters) {
+    int counter = 0;
+    string uuid = "18275d951861c77f78acd05672c9906924c59f18a2e0ba06dad95959693e9bd8"; // TODO shared elsewhere
+    auto markup = InlineMarkup();
+    enum DomTags { none, open, close, close_and_open, open_still, }
+    string toc = format(q"¶<?xml version='1.0' encoding='utf-8'?>
+  <ncx xmlns="http://www.daisy.org/z3986/2005/ncx/" version="2005-1">
+    <head>
+      <!-- four required metadata items (for all NCX documents,
+        (including the relaxed constraints of OPS 2.0) -->
+      <title>%s%s</title>
+      <link href="css/xhtml.css" rel="stylesheet" type="text/css" id="main-css" />
+      <meta name="dtb:uid" content="urn:uuid:%s" />
+      <!-- <meta name="epub-creator" content="SiSU http://www.jus.uio.no/sisu (this copy)" /> -->
+      <meta name="dtb:depth" content="%s" />
+      <meta name="dtb:totalPageCount" content="0" />
+      <meta name="dtb:maxPageNumber" content="0" />
+    </head>
+    <docTitle>
       <text>%s</text>
-    </navLabel>
-    <content src="%s" />¶",
-    counter,
-    obj.text,
-    obj.segment_anchor_tag,   // lev < 4 [no link]; lev == 4 [filename] markup.xhtml; lev > 4 [filename#ocn] (links done in segment_anchor_tag)
-    );
-                break;
-              case DomTags.open :
-                writeln(markup.indent_by_spaces_provided(k), "<", k, ">", obj.text);
-                ++counter;
-    toc ~= format(q"¶<navPoint class="chapter" id="navpoint" playOrder="%s">
-    <navLabel>
+    </docTitle>
+    <docAuthor>
       <text>%s</text>
-    </navLabel>
-    <content src="%s" />¶",
-    counter,
-    obj.text,
-    obj.segment_anchor_tag,   // lev < 4 [no link]; lev == 4 [filename] markup.xhtml; lev > 4 [filename#ocn] (fix links in segment_anchor_tag)
+    </docAuthor>
+    <navMap>¶",
+      doc_matters.dochead_meta["title"]["full"],                                                               // title
+      (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : " by " ~ doc_matters.dochead_meta["creator"]["author"], // author
+      uuid,                                                                                        // uuid
+      "3",                                                                                         // content depth
+      doc_matters.dochead_meta["title"]["full"],                                                               // title
+      (doc_matters.dochead_meta["creator"]["author"].empty) ? "" : doc_matters.dochead_meta["creator"]["author"],          // author
     );
-                break;
-              default :
-                break;
-              }
+    foreach (sect; doc_matters.keys_seq_seg) {
+      foreach (obj; contents[sect]) {
+        if (obj.is_a == "heading") {
+          foreach_reverse (k; 0 .. 7) {
+            switch (obj.dom_markedup[k]) {
+            case DomTags.close :
+              writeln(markup.indent_by_spaces_provided(k), "</", k, ">");
+  toc ~= "</navPoint>";
+              break;
+            case DomTags.close_and_open :
+              writeln(markup.indent_by_spaces_provided(k), "</", k, ">");
+              writeln(markup.indent_by_spaces_provided(k), "<", k, ">", obj.text);
+              ++counter;
+  toc ~= "</navPoint>";
+  toc ~= format(q"¶<navPoint class="chapter" id="navpoint" playOrder="%s">
+  <navLabel>
+    <text>%s</text>
+  </navLabel>
+  <content src="%s" />¶",
+  counter,
+  obj.text,
+  obj.segment_anchor_tag,   // lev < 4 [no link]; lev == 4 [filename] markup.xhtml; lev > 4 [filename#ocn] (links done in segment_anchor_tag)
+  );
+              break;
+            case DomTags.open :
+              writeln(markup.indent_by_spaces_provided(k), "<", k, ">", obj.text);
+              ++counter;
+  toc ~= format(q"¶<navPoint class="chapter" id="navpoint" playOrder="%s">
+  <navLabel>
+    <text>%s</text>
+  </navLabel>
+  <content src="%s" />¶",
+  counter,
+  obj.text,
+  obj.segment_anchor_tag,   // lev < 4 [no link]; lev == 4 [filename] markup.xhtml; lev > 4 [filename#ocn] (fix links in segment_anchor_tag)
+  );
+              break;
+            default :
+              break;
             }
           }
         }
       }
-      toc ~= format(q"¶  </navMap>
-    </ncx>¶");
-      return toc;
     }
-    
-    void doc_content(C,T)(
-      auto ref const C         contents,
-      auto ref T               doc_matters,
-    ) {
-      auto xhtml_format = outputXHTMLs();
-      auto rgx = Rgx();
-      // string[] toc;
-      string[][string] doc_epub;
-      string[] doc;
-      string segment_filename;
-      string[] top_level_headings = ["","","",""];
-      auto mimetypes = epub_mimetypes;
-      auto meta_inf_container_xml = epub_container_xml;
-      auto oebps_toc_ncx = epub_oebps_toc;
-      auto oebps_content_opf = epub_oebps_content;
-      foreach (part; doc_matters.keys_seq_seg) {
-        foreach (obj; contents[part]) {
-          if (obj.is_a == "heading") {
+    toc ~= format(q"¶  </navMap>
+  </ncx>¶");
+    return toc;
+  }
+  
+  void outputEPub(C,T)(
+    auto ref const C         contents,
+    auto ref T               doc_matters,
+  ) {
+    mixin SiSUrgxInit;
+    auto xhtml_format = outputXHTMLs();
+    auto rgx = Rgx();
+    // string[] toc;
+    string[][string] doc_epub;
+    string[] doc;
+    string segment_filename;
+    string[] top_level_headings = ["","","",""];
+    auto mimetypes = epub_mimetypes;
+    auto meta_inf_container_xml = epub_container_xml;
+    auto oebps_toc_ncx = epub_oebps_toc(contents, doc_matters);
+    auto oebps_content_opf = epub_oebps_content(contents, doc_matters);
+    foreach (part; doc_matters.keys_seq_seg) {
+      foreach (obj; contents[part]) {
+        if (obj.is_a == "heading") {
+          switch (obj.heading_lev_markup) {
+          // case 0:
+          //   break;
+          case 0: .. case 3:
+            /+ fill buffer, and replace with new levels from 1 to 3 +/
             switch (obj.heading_lev_markup) {
-            // case 0:
-            //   break;
-            case 0: .. case 3:
-              /+ fill buffer, and replace with new levels from 1 to 3 +/
-              switch (obj.heading_lev_markup) {
-              case 0:
-                top_level_headings[0] = "";
-                top_level_headings[1] = "";
-                top_level_headings[2] = "";
-                top_level_headings[3] = "";
-                goto default;
-              case 1:
-                top_level_headings[1] = "";
-                top_level_headings[2] = "";
-                top_level_headings[3] = "";
-                goto default;
-              case 2:
-                top_level_headings[2] = "";
-                top_level_headings[3] = "";
-                goto default;
-              case 3:
-                top_level_headings[3] = "";
-                goto default;
-              default:
-                top_level_headings[obj.heading_lev_markup] = xhtml_format.heading(obj);
-                break;
-              }
-              break;
-            case 4:
-              segment_filename = obj.segment_anchor_tag;
-              doc_epub[segment_filename] ~= xhtml_format.seg_head(doc_matters.dochead_meta);
-              foreach (top_level_heading; top_level_headings) {
-                // writeln(top_level_heading);
-                doc_epub[segment_filename] ~= top_level_heading;
-              }
-              doc_epub[segment_filename] ~= xhtml_format.heading(obj);
-              break;
-            case 5: .. case 7:
-              doc_epub[segment_filename] ~= xhtml_format.heading(obj);
+            case 0:
+              top_level_headings[0] = "";
+              top_level_headings[1] = "";
+              top_level_headings[2] = "";
+              top_level_headings[3] = "";
+              goto default;
+            case 1:
+              top_level_headings[1] = "";
+              top_level_headings[2] = "";
+              top_level_headings[3] = "";
+              goto default;
+            case 2:
+              top_level_headings[2] = "";
+              top_level_headings[3] = "";
+              goto default;
+            case 3:
+              top_level_headings[3] = "";
+              goto default;
+            default:
+              top_level_headings[obj.heading_lev_markup] = xhtml_format.heading(obj);
               break;
+            }
+            break;
+          case 4:
+            segment_filename = obj.segment_anchor_tag;
+            doc_epub[segment_filename] ~= xhtml_format.seg_head(doc_matters.dochead_meta);
+            foreach (top_level_heading; top_level_headings) {
+              // writeln(top_level_heading);
+              doc_epub[segment_filename] ~= top_level_heading;
+            }
+            doc_epub[segment_filename] ~= xhtml_format.heading(obj);
+            break;
+          case 5: .. case 7:
+            doc_epub[segment_filename] ~= xhtml_format.heading(obj);
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
+          }
+        } else if (obj.use == "frontmatter") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "toc":
+                doc_epub[segment_filename] ~= xhtml_format.toc(obj);
+            //   doc_epub ~= xhtml_toc(obj);
+            break;
             default:
-              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+              // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "frontmatter") {
-            switch (obj.is_of) {
+            break;
+          default:
+            // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
+          }
+        } else if (obj.use == "body") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
             case "para":
-              switch (obj.is_a) {
-              case "toc":
-                  doc_epub[segment_filename] ~= xhtml_format.toc(obj);
-              //   doc_epub ~= xhtml_toc(obj);
-              break;
-              default:
-                // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+              doc_epub[segment_filename] ~= xhtml_format.para(obj);
               break;
             default:
               // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "body") {
-            switch (obj.is_of) {
-            case "para":
-              switch (obj.is_a) {
-              case "para":
-                doc_epub[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              default:
-                // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+            break;
+          case "block":
+            switch (obj.is_a) {
+            case "poem":                        // double check why both poem & verse
+              break;
+            case "verse":
+              doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
+              // doc_epub ~= xhtml_verse(obj);
+              break;
+            case "group":
+              doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
+              // doc_epub ~= xhtml_group(obj);
               break;
             case "block":
-              switch (obj.is_a) {
-              case "poem":                        // double check why both poem & verse
-                break;
-              case "verse":
-                doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
-                // doc_epub ~= xhtml_verse(obj);
-                break;
-              case "group":
-                doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
-                // doc_epub ~= xhtml_group(obj);
-                break;
-              case "block":
-                doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
-                // doc_epub ~= xhtml_block(obj);
-                break;
-              case "quote":
-                doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
-                // doc_epub ~= xhtml_quote(obj);
-                break;
-              case "table":
-                doc_epub[segment_filename] ~= xhtml_format.para(obj); //
-                // doc_epub ~= xhtml_table(obj);
-                break;
-              case "code":
-                doc_epub[segment_filename] ~= xhtml_format.code(obj);
-                break;
-              default:
-                writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+              doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
+              // doc_epub ~= xhtml_block(obj);
+              break;
+            case "quote":
+              doc_epub[segment_filename] ~= xhtml_format.nugget(obj);
+              // doc_epub ~= xhtml_quote(obj);
+              break;
+            case "table":
+              doc_epub[segment_filename] ~= xhtml_format.para(obj); //
+              // doc_epub ~= xhtml_table(obj);
+              break;
+            case "code":
+              doc_epub[segment_filename] ~= xhtml_format.code(obj);
               break;
             default:
-              // writeln(__FILE__, ":", __LINE__, ": ", obj.is_of);
+              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "backmatter") {
-            switch (obj.is_of) {
-            case "para":
-              switch (obj.is_a) {
-              case "endnote":
-                doc_epub[segment_filename] ~= xhtml_format.endnote(obj);
-                break;
-              case "glossary":
-                doc_epub[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              case "bibliography":
-                doc_epub[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              case "bookindex":
-                doc_epub[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              case "blurb":
-                doc_epub[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              default:
-                // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+            break;
+          default:
+            // writeln(__FILE__, ":", __LINE__, ": ", obj.is_of);
+            break;
+          }
+        } else if (obj.use == "backmatter") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "endnote":
+              doc_epub[segment_filename] ~= xhtml_format.endnote(obj);
+              break;
+            case "glossary":
+              doc_epub[segment_filename] ~= xhtml_format.para(obj);
+              break;
+            case "bibliography":
+              doc_epub[segment_filename] ~= xhtml_format.para(obj);
+              break;
+            case "bookindex":
+              doc_epub[segment_filename] ~= xhtml_format.para(obj);
+              break;
+            case "blurb":
+              doc_epub[segment_filename] ~= xhtml_format.para(obj);
               break;
             default:
-              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+              // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
           }
         }
       }
-      writeln(doc_matters.keys_seq_seg);
-      epub_write_output_files(
-        doc_matters,
-        doc_epub,
-        mimetypes,
-        meta_inf_container_xml,
-        oebps_toc_ncx,
-        oebps_content_opf,
-      );
     }
-    void epub_write_output_files(C,EpD,Mt,Mic,Ot,Oc)(
-      C   doc_matters,
-      EpD doc_epub,
-      Mt  mimetypes,
-      Mic meta_inf_container_xml,
-      Ot  oebps_toc_ncx,
-      Oc  oebps_content_opf,
-    ) {
-      debug(asserts){
-        static assert(is(typeof(doc_epub)               == string[][string]));
-        static assert(is(typeof(mimetypes)              == string));
-        static assert(is(typeof(meta_inf_container_xml) == string));
-        static assert(is(typeof(oebps_toc_ncx)          == string));
-        static assert(is(typeof(oebps_content_opf)      == string));
-      }
-      mixin SiSUpaths;
-      auto pth_epub = EpubPaths();
-      // doc = xhtml_format.scroll_head ~ doc_epub ~  xhtml_format.tail;
-      auto xhtml_format = outputXHTMLs();
-      try {
-        mkdirRecurse(pth_epub.doc_meta_inf(doc_matters.source_filename));
-        mkdirRecurse(pth_epub.doc_oebps_css(doc_matters.source_filename));
-        mkdirRecurse(pth_epub.doc_oebps_image(doc_matters.source_filename));
-        /+ OEBPS/[segments].xhtml +/
-        foreach (seg_filename; doc_matters.segnames) {
-          auto f = File(pth_epub.fn_oebps_content_xhtml(doc_matters.source_filename, seg_filename), "w");
-          /+ // f.writeln(seg_head); // not needed built and inserted earlier +/
-          foreach (docseg; doc_epub[seg_filename]) {
-            f.writeln(docseg);
-          }
-          f.writeln(xhtml_format.tail); // needed for each lev4
+    writeln(doc_matters.keys_seq_seg);
+    epub_write_output_files(
+      doc_matters,
+      doc_epub,
+      mimetypes,
+      meta_inf_container_xml,
+      oebps_toc_ncx,
+      oebps_content_opf,
+    );
+  }
+  void epub_write_output_files(C,EpD,Mt,Mic,Ot,Oc)(
+    C   doc_matters,
+    EpD doc_epub,
+    Mt  mimetypes,
+    Mic meta_inf_container_xml,
+    Ot  oebps_toc_ncx,
+    Oc  oebps_content_opf,
+  ) {
+    debug(asserts){
+      static assert(is(typeof(doc_epub)               == string[][string]));
+      static assert(is(typeof(mimetypes)              == string));
+      static assert(is(typeof(meta_inf_container_xml) == string));
+      static assert(is(typeof(oebps_toc_ncx)          == string));
+      static assert(is(typeof(oebps_content_opf)      == string));
+    }
+    mixin SiSUpaths;
+    auto pth_epub = EpubPaths();
+    // doc = xhtml_format.scroll_head ~ doc_epub ~  xhtml_format.tail;
+    auto xhtml_format = outputXHTMLs();
+    try {
+      mkdirRecurse(pth_epub.doc_meta_inf(doc_matters.source_filename));
+      mkdirRecurse(pth_epub.doc_oebps_css(doc_matters.source_filename));
+      mkdirRecurse(pth_epub.doc_oebps_image(doc_matters.source_filename));
+      /+ OEBPS/[segments].xhtml +/
+      foreach (seg_filename; doc_matters.segnames) {
+        auto f = File(pth_epub.fn_oebps_content_xhtml(doc_matters.source_filename, seg_filename), "w");
+        /+ // f.writeln(seg_head); // not needed built and inserted earlier +/
+        foreach (docseg; doc_epub[seg_filename]) {
+          f.writeln(docseg);
         }
-        /+ mimetypes +/
-        auto f = File(pth_epub.fn_mimetypes(doc_matters.source_filename), "w");
-        f.writeln(mimetypes);
-        /+  META-INF/container.xml +/
-        f = File(pth_epub.fn_dmi_container_xml(doc_matters.source_filename), "w");
-        f.writeln(meta_inf_container_xml);
-        /+ OEBPS/toc.ncx +/
-        f = File(pth_epub.fn_oebps_toc_ncx(doc_matters.source_filename), "w");
-        f.writeln(oebps_toc_ncx);
-        /+ OEBPS/content.opf +/
-        f = File(pth_epub.fn_oebps_content_opf(doc_matters.source_filename), "w");
-        f.writeln(oebps_content_opf);
-      }
-      catch (ErrnoException ex) {
-        // Handle error
+        f.writeln(xhtml_format.tail); // needed for each lev4
       }
+      /+ mimetypes +/
+      auto f = File(pth_epub.fn_mimetypes(doc_matters.source_filename), "w");
+      f.writeln(mimetypes);
+      /+  META-INF/container.xml +/
+      f = File(pth_epub.fn_dmi_container_xml(doc_matters.source_filename), "w");
+      f.writeln(meta_inf_container_xml);
+      /+ OEBPS/toc.ncx +/
+      f = File(pth_epub.fn_oebps_toc_ncx(doc_matters.source_filename), "w");
+      f.writeln(oebps_toc_ncx);
+      /+ OEBPS/content.opf +/
+      f = File(pth_epub.fn_oebps_content_opf(doc_matters.source_filename), "w");
+      f.writeln(oebps_content_opf);
+    }
+    catch (ErrnoException ex) {
+      // Handle error
     }
-    
   }
+  
 }
diff --git a/src/sdp/output_html.d b/src/sdp/output_html.d
index 0406b3c..384576b 100644
--- a/src/sdp/output_html.d
+++ b/src/sdp/output_html.d
@@ -1,1618 +1,1642 @@
 template outputHTML() {
-  struct outputHTML {
-    mixin outputXHTMLs;
-    
-    void scroll_write_output_file(Fn,C)(
-      Fn fn_src,
-      C doc,
-    ) {
-      debug(asserts){
-        static assert(is(typeof(fn_src) == string));
-        static assert(is(typeof(doc)    == string[]));
-      }
-      mixin SiSUpaths;
-      auto pth_html = HtmlPaths();
-      try {
-        mkdirRecurse(pth_html.base);
-        auto f = File(pth_html.fn_scroll(fn_src), "w");
-        foreach (o; doc) {
-          f.writeln(o);
-        }
-      }
-      catch (ErrnoException ex) {
-        // Handle error
+  private import
+    std.algorithm,
+    std.array,
+    std.container,
+    std.exception,
+    std.file,
+    std.getopt,
+    std.json,
+    std.process,
+    std.stdio,
+    std.path,
+    std.range,
+    std.regex,
+    std.string,
+    std.traits,
+    std.typecons,
+    std.uni,
+    std.utf,
+    ao_defaults;
+  import
+    ao_rgx,
+    output_xhtmls;
+  mixin outputXHTMLs;
+  
+  void scroll_write_output_file(Fn,C)(
+    Fn fn_src,
+    C doc,
+  ) {
+    debug(asserts){
+      static assert(is(typeof(fn_src) == string));
+      static assert(is(typeof(doc)    == string[]));
+    }
+    mixin SiSUpaths;
+    auto pth_html = HtmlPaths();
+    try {
+      mkdirRecurse(pth_html.base);
+      auto f = File(pth_html.fn_scroll(fn_src), "w");
+      foreach (o; doc) {
+        f.writeln(o);
       }
     }
-    void scroll(C,T)(
-      auto ref const C         contents,
-      auto ref T               doc_matters,
-    ) {
-      auto xhtml_format = outputXHTMLs();
-      auto rgx = Rgx();
-      string[] doc_html;
-      string[] doc;
-      foreach (part; doc_matters.keys_seq_scroll) {
-        foreach (obj; contents[part]) {
-          if (obj.use == "frontmatter") {
-            switch (obj.is_of) {
-            case "para":
-              switch (obj.is_a) {
-              case "heading":
-                doc_html ~= xhtml_format.heading(obj);
-                break;
-              case "toc":
-                doc_html ~= xhtml_format.toc(obj);
-                break;
-              default:
-                writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+    catch (ErrnoException ex) {
+      // Handle error
+    }
+  }
+  void scroll(C,T)(
+    auto ref const C         contents,
+    auto ref T               doc_matters,
+  ) {
+    mixin SiSUrgxInit;
+    auto xhtml_format = outputXHTMLs();
+    auto rgx = Rgx();
+    string[] doc_html;
+    string[] doc;
+    foreach (part; doc_matters.keys_seq_scroll) {
+      foreach (obj; contents[part]) {
+        if (obj.use == "frontmatter") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "heading":
+              doc_html ~= xhtml_format.heading(obj);
+              break;
+            case "toc":
+              doc_html ~= xhtml_format.toc(obj);
               break;
             default:
               writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "body") {
-            switch (obj.is_of) {
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
+          }
+        } else if (obj.use == "body") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "heading":
+              doc_html ~= xhtml_format.heading(obj);
+              break;
             case "para":
-              switch (obj.is_a) {
-              case "heading":
-                doc_html ~= xhtml_format.heading(obj);
-                break;
-              case "para":
-                doc_html ~= xhtml_format.para(obj);
-                break;
-              default:
-                writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+              doc_html ~= xhtml_format.para(obj);
+              break;
+            default:
+              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+              break;
+            }
+            break;
+          case "block":
+            switch (obj.is_a) {
+            case "poem":
+              break;
+            case "verse":
+              doc_html ~= xhtml_format.nugget(obj);
+              break;
+            case "group":
+              doc_html ~= xhtml_format.nugget(obj);
               break;
             case "block":
-              switch (obj.is_a) {
-              case "poem":
-                break;
-              case "verse":
-                doc_html ~= xhtml_format.nugget(obj);
-                break;
-              case "group":
-                doc_html ~= xhtml_format.nugget(obj);
-                break;
-              case "block":
-                doc_html ~= xhtml_format.nugget(obj);
-                break;
-              case "quote":
-                doc_html ~= xhtml_format.nugget(obj);
-                break;
-              case "table":
-                doc_html ~= xhtml_format.para(obj); //
-                break;
-              case "code":
-                doc_html ~= xhtml_format.code(obj);
-                break;
-              default:
-                writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+              doc_html ~= xhtml_format.nugget(obj);
+              break;
+            case "quote":
+              doc_html ~= xhtml_format.nugget(obj);
+              break;
+            case "table":
+              doc_html ~= xhtml_format.para(obj); //
+              break;
+            case "code":
+              doc_html ~= xhtml_format.code(obj);
               break;
             default:
-              writeln(__FILE__, ":", __LINE__, ": ", obj.is_of);
+              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "backmatter") {
-            switch (obj.is_of) {
-            case "para":
-              switch (obj.is_a) {
-              case "heading":
-                doc_html ~= xhtml_format.heading(obj);
-                break;
-              case "endnote":
-                doc_html ~= xhtml_format.endnote(obj);
-                break;
-              case "glossary":
-                doc_html ~= xhtml_format.para(obj);
-                break;
-              case "bibliography":
-                doc_html ~= xhtml_format.para(obj);
-                break;
-              case "bookindex":
-                doc_html ~= xhtml_format.para(obj);
-                break;
-              case "blurb":
-                doc_html ~= xhtml_format.para(obj);
-                break;
-              default:
-                writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_of);
+            break;
+          }
+        } else if (obj.use == "backmatter") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "heading":
+              doc_html ~= xhtml_format.heading(obj);
+              break;
+            case "endnote":
+              doc_html ~= xhtml_format.endnote(obj);
+              break;
+            case "glossary":
+              doc_html ~= xhtml_format.para(obj);
+              break;
+            case "bibliography":
+              doc_html ~= xhtml_format.para(obj);
+              break;
+            case "bookindex":
+              doc_html ~= xhtml_format.para(obj);
+              break;
+            case "blurb":
+              doc_html ~= xhtml_format.para(obj);
               break;
             default:
               writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
           }
         }
       }
-      doc = xhtml_format.scroll_head(doc_matters.dochead_meta) ~ doc_html ~ xhtml_format.tail;
-      scroll_write_output_file(doc_matters.source_filename, doc);
-    }
-    void seg_write_output_files(M,C)(
-      M doc_matters,
-      C doc_html,
-    ) {
-      debug(asserts){
-        static assert(is(typeof(doc_html)      == string[][string]));
-      }
-      mixin SiSUpaths;
-      auto pth_html = HtmlPaths();
-      auto xhtml_format = outputXHTMLs();
-      auto m = matchFirst(doc_matters.source_filename, rgx.src_fn);
-      try {
-        mkdirRecurse(pth_html.seg(doc_matters.source_filename));
-        foreach (seg_filename; doc_matters.segnames) {
-          // writeln(__LINE__, ": ", fn);
-          auto f = File(pth_html.fn_seg(doc_matters.source_filename, seg_filename), "w");
-          /+ // f.writeln(seg_head); // not needed built and inserted earlier +/
-          foreach (docseg; doc_html[seg_filename]) {
-            f.writeln(docseg);
-          }
-          f.writeln(xhtml_format.tail); // needed for each lev4
+    }
+    doc = xhtml_format.scroll_head(doc_matters.dochead_meta) ~ doc_html ~ xhtml_format.tail;
+    scroll_write_output_file(doc_matters.source_filename, doc);
+  }
+  void seg_write_output_files(M,C)(
+    M doc_matters,
+    C doc_html,
+  ) {
+    debug(asserts){
+      static assert(is(typeof(doc_html)      == string[][string]));
+    }
+    mixin SiSUrgxInit;
+    auto rgx = Rgx();
+    mixin SiSUpaths;
+    auto pth_html = HtmlPaths();
+    auto xhtml_format = outputXHTMLs();
+    auto m = matchFirst(doc_matters.source_filename, rgx.src_fn);
+    try {
+      mkdirRecurse(pth_html.seg(doc_matters.source_filename));
+      foreach (seg_filename; doc_matters.segnames) {
+        // writeln(__LINE__, ": ", fn);
+        auto f = File(pth_html.fn_seg(doc_matters.source_filename, seg_filename), "w");
+        /+ // f.writeln(seg_head); // not needed built and inserted earlier +/
+        foreach (docseg; doc_html[seg_filename]) {
+          f.writeln(docseg);
         }
-      }
-      catch (ErrnoException ex) {
-        // Handle error
+        f.writeln(xhtml_format.tail); // needed for each lev4
       }
     }
-    void seg(C,M)(
-      auto ref const C         contents,
-      auto ref M               doc_matters,
-    ) {
-      auto xhtml_format = outputXHTMLs();
-      auto rgx = Rgx();
-      string[][string] doc_html;
-      string[] doc;
-      string segment_filename;
-      string[] top_level_headings = ["","","",""];
-      foreach (part; doc_matters.keys_seq_seg) {
-        foreach (obj; contents[part]) {
-          if (obj.is_a == "heading") {                            // all headings: frontmatter, body & backmatter
+    catch (ErrnoException ex) {
+      // Handle error
+    }
+  }
+  void seg(C,M)(
+    auto ref const C         contents,
+    auto ref M               doc_matters,
+  ) {
+    mixin SiSUrgxInit;
+    auto rgx = Rgx();
+    auto xhtml_format = outputXHTMLs();
+    string[][string] doc_html;
+    string[] doc;
+    string segment_filename;
+    string[] top_level_headings = ["","","",""];
+    foreach (part; doc_matters.keys_seq_seg) {
+      foreach (obj; contents[part]) {
+        if (obj.is_a == "heading") {                            // all headings: frontmatter, body & backmatter
+          switch (obj.heading_lev_markup) {
+          case 0: .. case 3:
+            /+ fill buffer, and replace with new levels from 1 to 3 +/
             switch (obj.heading_lev_markup) {
-            case 0: .. case 3:
-              /+ fill buffer, and replace with new levels from 1 to 3 +/
-              switch (obj.heading_lev_markup) {
-              case 0:
-                top_level_headings[0] = "";
-                top_level_headings[1] = "";
-                top_level_headings[2] = "";
-                top_level_headings[3] = "";
-                goto default;
-              case 1:
-                top_level_headings[1] = "";
-                top_level_headings[2] = "";
-                top_level_headings[3] = "";
-                goto default;
-              case 2:
-                top_level_headings[2] = "";
-                top_level_headings[3] = "";
-                goto default;
-              case 3:
-                top_level_headings[3] = "";
-                goto default;
-              default:
-                top_level_headings[obj.heading_lev_markup] = xhtml_format.heading(obj); // should probably have different css tagging (fontsize etc)
-                break;
-              }
-              break;
-            case 4:
-              segment_filename = obj.segment_anchor_tag;
-              doc_html[segment_filename] ~= xhtml_format.seg_head(doc_matters.dochead_meta); // consider placing seg_head here as can more easily populate it with lev4 info
-              foreach (top_level_heading; top_level_headings) {
-                // writeln(top_level_heading);
-                doc_html[segment_filename] ~= top_level_heading;
-              }
-              doc_html[segment_filename] ~= xhtml_format.heading(obj);
-              break;
-            case 5: .. case 7:
-              doc_html[segment_filename] ~= xhtml_format.heading(obj);
+            case 0:
+              top_level_headings[0] = "";
+              top_level_headings[1] = "";
+              top_level_headings[2] = "";
+              top_level_headings[3] = "";
+              goto default;
+            case 1:
+              top_level_headings[1] = "";
+              top_level_headings[2] = "";
+              top_level_headings[3] = "";
+              goto default;
+            case 2:
+              top_level_headings[2] = "";
+              top_level_headings[3] = "";
+              goto default;
+            case 3:
+              top_level_headings[3] = "";
+              goto default;
+            default:
+              top_level_headings[obj.heading_lev_markup] = xhtml_format.heading(obj); // should probably have different css tagging (fontsize etc)
               break;
+            }
+            break;
+          case 4:
+            segment_filename = obj.segment_anchor_tag;
+            doc_html[segment_filename] ~= xhtml_format.seg_head(doc_matters.dochead_meta); // consider placing seg_head here as can more easily populate it with lev4 info
+            foreach (top_level_heading; top_level_headings) {
+              // writeln(top_level_heading);
+              doc_html[segment_filename] ~= top_level_heading;
+            }
+            doc_html[segment_filename] ~= xhtml_format.heading(obj);
+            break;
+          case 5: .. case 7:
+            doc_html[segment_filename] ~= xhtml_format.heading(obj);
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
+          }
+        } else if (obj.use == "frontmatter") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "toc":
+                doc_html[segment_filename] ~= xhtml_format.toc(obj);
+            break;
             default:
-              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+              // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "frontmatter") {
-            switch (obj.is_of) {
+            break;
+          default:
+            // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
+          }
+        } else if (obj.use == "body") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
             case "para":
-              switch (obj.is_a) {
-              case "toc":
-                  doc_html[segment_filename] ~= xhtml_format.toc(obj);
-              break;
-              default:
-                // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+              doc_html[segment_filename] ~= xhtml_format.para(obj);
               break;
             default:
               // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "body") {
-            switch (obj.is_of) {
-            case "para":
-              switch (obj.is_a) {
-              case "para":
-                doc_html[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              default:
-                // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+            break;
+          case "block":
+            switch (obj.is_a) {
+            case "poem":                        // double check why both poem & verse
+              break;
+            case "verse":
+              doc_html[segment_filename] ~= xhtml_format.nugget(obj);
+              break;
+            case "group":
+              doc_html[segment_filename] ~= xhtml_format.nugget(obj);
               break;
             case "block":
-              switch (obj.is_a) {
-              case "poem":                        // double check why both poem & verse
-                break;
-              case "verse":
-                doc_html[segment_filename] ~= xhtml_format.nugget(obj);
-                break;
-              case "group":
-                doc_html[segment_filename] ~= xhtml_format.nugget(obj);
-                break;
-              case "block":
-                doc_html[segment_filename] ~= xhtml_format.nugget(obj);
-                break;
-              case "quote":
-                doc_html[segment_filename] ~= xhtml_format.nugget(obj);
-                break;
-              case "table":
-                doc_html[segment_filename] ~= xhtml_format.para(obj); //
-                break;
-              case "code":
-                doc_html[segment_filename] ~= xhtml_format.code(obj);
-                break;
-              default:
-                writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+              doc_html[segment_filename] ~= xhtml_format.nugget(obj);
+              break;
+            case "quote":
+              doc_html[segment_filename] ~= xhtml_format.nugget(obj);
+              break;
+            case "table":
+              doc_html[segment_filename] ~= xhtml_format.para(obj); //
+              break;
+            case "code":
+              doc_html[segment_filename] ~= xhtml_format.code(obj);
               break;
             default:
-              // writeln(__FILE__, ":", __LINE__, ": ", obj.is_of);
+              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
-          } else if (obj.use == "backmatter") {
-            switch (obj.is_of) {
-            case "para":
-              switch (obj.is_a) {
-              case "endnote":
-                doc_html[segment_filename] ~= xhtml_format.endnote(obj);
-                break;
-              case "glossary":
-                doc_html[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              case "bibliography":
-                doc_html[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              case "bookindex":
-                doc_html[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              case "blurb":
-                doc_html[segment_filename] ~= xhtml_format.para(obj);
-                break;
-              default:
-                // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
-                break;
-              }
+            break;
+          default:
+            // writeln(__FILE__, ":", __LINE__, ": ", obj.is_of);
+            break;
+          }
+        } else if (obj.use == "backmatter") {
+          switch (obj.is_of) {
+          case "para":
+            switch (obj.is_a) {
+            case "endnote":
+              doc_html[segment_filename] ~= xhtml_format.endnote(obj);
+              break;
+            case "glossary":
+              doc_html[segment_filename] ~= xhtml_format.para(obj);
+              break;
+            case "bibliography":
+              doc_html[segment_filename] ~= xhtml_format.para(obj);
+              break;
+            case "bookindex":
+              doc_html[segment_filename] ~= xhtml_format.para(obj);
+              break;
+            case "blurb":
+              doc_html[segment_filename] ~= xhtml_format.para(obj);
               break;
             default:
-              writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+              // writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
               break;
             }
+            break;
+          default:
+            writeln(__FILE__, ":", __LINE__, ": ", obj.is_a);
+            break;
           }
         }
       }
-      writeln(doc_matters.keys_seq_seg);
-      seg_write_output_files(doc_matters, doc_html);
-    }
-    auto html_css() {
-      string css;
-      css="/* SiSU css default stylesheet */
-      body {
-        color: black;
-        background: #ffffff;
-        background-color: #ffffff;
-      }
-      a:link {
-        color: #003399;
-        text-decoration: none;
-      }
-      a:visited {
-        color: #003399;
-        text-decoration: none;
-      }
-      a:hover {
-        color: #000000;
-        background-color: #f9f9aa;
-      }
-      a.lnkocn:link {
-        color: #777777;
-        text-decoration: none;
-      }
-      a:hover img {
-        background-color: #ffffff;
-      }
-      a:active {
-        color: #003399;
-        text-decoration: underline;
-      }
-      div {
-        margin-left: 0;
-        margin-right: 0;
-      }
-      div.p {
-        margin-left: 5%;
-        margin-right: 1%;
-      }
-      #top_band {
-        position: absolute;
-        top: 0;
-        bottom: 80px;
-        width: 100%;
-      }
-      #top_band_search {
-        position: absolute;
-        top: 0px;
-        right: 0px;
-        margin-left: 75%;
-        width: 20%;
-      }
-      #column_left {
-        position: absolute;
-        top: 80px;
-        left: 0;
-        margin-left: 1%;
-        width: 20%;
-      }
-      #column_center {
-        position: absolute;
-        top: 80px;
-        margin-left: 20%;
-        width: 55%;
-      }
-      #column_right {
-        position: absolute;
-        top: 80px;
-        right: 0px;
-        margin-left: 75%;
-        width: 25%;
-      }
-      #pane_major {
-        position: absolute;
-        top: 0px;
-        left: 0;
-        margin-left: 0;
-        width: 80%;
-      }
-      #pane_minor {
-        position: absolute;
-        top: 0px;
-        right: 0px;
-        margin-left: 75%;
-        width: 20%;
-        background-color: #aaaaaa;
-      }
-      .norm, .bold, .verse, .group, .block, .alt {
-        line-height: 133%;
-        margin-left: 0em;
-        margin-right: 2em;
-        margin-top: 12px;
-        margin-bottom: 0px;
-        padding-left: 0em;
-        text-indent: 0em;
-      }
-      p, h0, h1, h2, h3, h4, h5, h6, h7 {
-        display: block;
-        font-family: verdana, arial, georgia, tahoma, sans-serif, helvetica, times, roman;
-        font-size: 100%;
-        font-weight: normal;
-        line-height: 133%;
-        text-align: justify;
-        margin-left: 0em;
-        margin-right: 2em;
-        text-indent: 0mm;
-        margin-top: 0.8em;
-        margin-bottom: 0.8em;
-      }
-      /* indent */
-      p.norm { }
-      p.i1 {padding-left: 1em;}
-      p.i2 {padding-left: 2em;}
-      p.i3 {padding-left: 3em;}
-      p.i4 {padding-left: 4em;}
-      p.i5 {padding-left: 5em;}
-      p.i6 {padding-left: 6em;}
-      p.i7 {padding-left: 7em;}
-      p.i8 {padding-left: 8em;}
-      p.i9 {padding-left: 9em;}
-      /* hanging indent */
-      p.h0i0 {
-        padding-left: 0em;
-        text-indent:  0em;
-      }
-      p.h0i1 {
-        padding-left: 1em;
-        text-indent: -1em;
-      }
-      p.h0i2 {
-        padding-left: 2em;
-        text-indent: -2em;
-      }
-      p.h0i3 {
-        padding-left: 3em;
-        text-indent: -3em;
-      }
-      p.h0i4 {
-        padding-left: 4em;
-        text-indent: -4em;
-      }
-      p.h0i5 {
-        padding-left: 5em;
-        text-indent: -5em;
-      }
-      p.h0i6 {
-        padding-left: 6em;
-        text-indent: -6em;
-      }
-      p.h0i7 {
-        padding-left: 7em;
-        text-indent: -7em;
-      }
-      p.h0i8 {
-        padding-left: 8em;
-        text-indent: -8em;
-      }
-      p.h0i9 {
-        padding-left: 9em;
-        text-indent: -9em;
-      }
-      p.h1i0 {
-        padding-left: 0em;
-        text-indent:  1em;
-      }
-      p.h1i1 {
-        padding-left: 1em;
-        text-indent:  0em;
-      }
-      p.h1i2 {
-        padding-left: 2em;
-        text-indent: -1em;
-      }
-      p.h1i3 {
-        padding-left: 3em;
-        text-indent: -2em;
-      }
-      p.h1i4 {
-        padding-left: 4em;
-        text-indent: -3em;
-      }
-      p.h1i5 {
-        padding-left: 5em;
-        text-indent: -4em;
-      }
-      p.h1i6 {
-        padding-left: 6em;
-        text-indent: -5em;
-      }
-      p.h1i7 {
-        padding-left: 7em;
-        text-indent: -6em;
-      }
-      p.h1i8 {
-        padding-left: 8em;
-        text-indent: -7em;
-      }
-      p.h1i9 {
-        padding-left: 9em;
-        text-indent: -8em;
-      }
-      p.h2i0 {
-        padding-left: 0em;
-        text-indent:  2em;
-      }
-      p.h2i1 {
-        padding-left: 1em;
-        text-indent:  1em;
-      }
-      p.h2i2 {
-        padding-left: 2em;
-        text-indent:  0em;
-      }
-      p.h2i3 {
-        padding-left: 3em;
-        text-indent: -1em;
-      }
-      p.h2i4 {
-        padding-left: 4em;
-        text-indent: -2em;
-      }
-      p.h2i5 {
-        padding-left: 5em;
-        text-indent: -3em;
-      }
-      p.h2i6 {
-        padding-left: 6em;
-        text-indent: -4em;
-      }
-      p.h2i7 {
-        padding-left: 7em;
-        text-indent: -5em;
-      }
-      p.h2i8 {
-        padding-left: 8em;
-        text-indent: -6em;
-      }
-      p.h2i9 {
-        padding-left: 9em;
-        text-indent: -7em;
-      }
-      p.h3i0 {
-        padding-left: 0em;
-        text-indent:  3em;
-      }
-      p.h3i1 {
-        padding-left: 1em;
-        text-indent:  2em;
-      }
-      p.h3i2 {
-        padding-left: 2em;
-        text-indent:  1em;
-      }
-      p.h3i3 {
-        padding-left: 3em;
-        text-indent:  0em;
-      }
-      p.h3i4 {
-        padding-left: 4em;
-        text-indent: -1em;
-      }
-      p.h3i5 {
-        padding-left: 5em;
-        text-indent: -2em;
-      }
-      p.h3i6 {
-        padding-left: 6em;
-        text-indent: -3em;
-      }
-      p.h3i7 {
-        padding-left: 7em;
-        text-indent: -4em;
-      }
-      p.h3i8 {
-        padding-left: 8em;
-        text-indent: -5em;
-      }
-      p.h3i9 {
-        padding-left: 9em;
-        text-indent: -6em;
-      }
-      p.h4i0 {
-        padding-left: 0em;
-        text-indent:  4em;
-      }
-      p.h4i1 {
-        padding-left: 1em;
-        text-indent:  3em;
-      }
-      p.h4i2 {
-        padding-left: 2em;
-        text-indent:  2em;
-      }
-      p.h4i3 {
-        padding-left: 3em;
-        text-indent:  1em;
-      }
-      p.h4i4 {
-        padding-left: 4em;
-        text-indent:  0em;
-      }
-      p.h4i5 {
-        padding-left: 5em;
-        text-indent: -1em;
-      }
-      p.h4i6 {
-        padding-left: 6em;
-        text-indent: -2em;
-      }
-      p.h4i7 {
-        padding-left: 7em;
-        text-indent: -3em;
-      }
-      p.h4i8 {
-        padding-left: 8em;
-        text-indent: -4em;
-      }
-      p.h4i9 {
-        padding-left: 9em;
-        text-indent: -5em;
-      }
-      p.h5i0 {
-        padding-left: 0em;
-        text-indent:  5em;
-      }
-      p.h5i1 {
-        padding-left: 1em;
-        text-indent:  4em;
-      }
-      p.h5i2 {
-        padding-left: 2em;
-        text-indent:  3em;
-      }
-      p.h5i3 {
-        padding-left: 3em;
-        text-indent:  2em;
-      }
-      p.h5i4 {
-        padding-left: 4em;
-        text-indent:  1em;
-      }
-      p.h5i5 {
-        padding-left: 5em;
-        text-indent:  0em;
-      }
-      p.h5i6 {
-        padding-left: 6em;
-        text-indent: -1em;
-      }
-      p.h5i7 {
-        padding-left: 7em;
-        text-indent: -2em;
-      }
-      p.h5i8 {
-        padding-left: 8em;
-        text-indent: -3em;
-      }
-      p.h5i9 {
-        padding-left: 9em;
-        text-indent: -4em;
-      }
-      p.h6i0 {
-        padding-left: 0em;
-        text-indent:  6em;
-      }
-      p.h6i1 {
-        padding-left: 1em;
-        text-indent:  5em;
-      }
-      p.h6i2 {
-        padding-left: 2em;
-        text-indent:  4em;
-      }
-      p.h6i3 {
-        padding-left: 3em;
-        text-indent:  3em;
-      }
-      p.h6i4 {
-        padding-left: 4em;
-        text-indent:  2em;
-      }
-      p.h6i5 {
-        padding-left: 5em;
-        text-indent:  1em;
-      }
-      p.h6i6 {
-        padding-left: 6em;
-        text-indent:  0em;
-      }
-      p.h6i7 {
-        padding-left: 7em;
-        text-indent: -1em;
-      }
-      p.h6i8 {
-        padding-left: 8em;
-        text-indent: -2em;
-      }
-      p.h6i9 {
-        padding-left: 9em;
-        text-indent: -3em;
-      }
-      p.h7i0 {
-        padding-left: 0em;
-        text-indent:  7em;
-      }
-      p.h7i1 {
-        padding-left: 1em;
-        text-indent:  6em;
-      }
-      p.h7i2 {
-        padding-left: 2em;
-        text-indent:  5em;
-      }
-      p.h7i3 {
-        padding-left: 3em;
-        text-indent:  4em;
-      }
-      p.h7i4 {
-        padding-left: 4em;
-        text-indent:  3em;
-      }
-      p.h7i5 {
-        padding-left: 5em;
-        text-indent:  2em;
-      }
-      p.h7i6 {
-        padding-left: 6em;
-        text-indent:  1em;
-      }
-      p.h7i7 {
-        padding-left: 7em;
-        text-indent:  0em;
-      }
-      p.h7i8 {
-        padding-left: 8em;
-        text-indent: -1em;
-      }
-      p.h7i9 {
-        padding-left: 9em;
-        text-indent: -2em;
-      }
-      p.h8i0 {
-        padding-left: 0em;
-        text-indent:  8em;
-      }
-      p.h8i1 {
-        padding-left: 1em;
-        text-indent:  7em;
-      }
-      p.h8i2 {
-        padding-left: 2em;
-        text-indent:  6em;
-      }
-      p.h8i3 {
-        padding-left: 3em;
-        text-indent:  5em;
-      }
-      p.h8i4 {
-        padding-left: 4em;
-        text-indent:  4em;
-      }
-      p.h8i5 {
-        padding-left: 5em;
-        text-indent:  3em;
-      }
-      p.h8i6 {
-        padding-left: 6em;
-        text-indent:  2em;
-      }
-      p.h8i7 {
-        padding-left: 7em;
-        text-indent:  1em;
-      }
-      p.h8i8 {
-        padding-left: 8em;
-        text-indent:  0em;
-      }
-      p.h8i9 {
-        padding-left: 9em;
-        text-indent: -1em;
-      }
-      p.h9i0 {
-        padding-left: 0em;
-        text-indent:  9em;
-      }
-      p.h9i1 {
-        padding-left: 1em;
-        text-indent:  8em;
-      }
-      p.h9i2 {
-        padding-left: 2em;
-        text-indent:  7em;
-      }
-      p.h9i3 {
-        padding-left: 3em;
-        text-indent:  6em;
-      }
-      p.h9i4 {
-        padding-left: 4em;
-        text-indent:  5em;
-      }
-      p.h9i5 {
-        padding-left: 5em;
-        text-indent:  4em;
-      }
-      p.h9i6 {
-        padding-left: 6em;
-        text-indent:  3em;
-      }
-      p.h9i7 {
-        padding-left: 7em;
-        text-indent:  2em;
-      }
-      p.h9i8 {
-        padding-left: 8em;
-        text-indent:  1em;
-      }
-      p.h9i9 {
-        padding-left: 9em;
-        text-indent:  0em;
-      }
-      p.it0 {
-        margin-left: 0em;
-        margin-top: 6px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it1 {
-        margin-left: 1em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it2 {
-        margin-left: 2em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it3 {
-        margin-left: 3em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it4 {
-        margin-left: 4em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it5 {
-        margin-left: 5em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it6 {
-        margin-left: 6em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it7 {
-        margin-left: 7em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it8 {
-        margin-left: 8em;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        line-height: 100%;
-      }
-      p.it9 {
-        margin-left: 9em;
-        margin-bottom: 0px;
-        margin-top: 0px;
-        line-height: 100%;
-      }
-      p.block { }
-      p.group { }
-      p.alt { }
-      p.verse {
-        margin-bottom: 6px;
-      }
-      p.code {
-        font-family: inconsolata, andale mono, courier new, courier, monospace;
-        font-size: 90%;
-        text-align: left;
-        background-color: #eeeeee;
-      }
-      p.caption {
-        text-align: left;
-        font-size: 80%;
-        display: inline;
-      }
-      p.endnote {
-        font-size: 96%;
-        line-height: 120%;
-        text-align: left;
-        margin-right: 15mm;
-      }
-      p.endnote_indent {
-        font-size: 96%;
-        line-height: 120%;
-        text-align: left;
-        margin-left: 2em;
-        margin-right: 15mm;
-      }
-      p.center {
-        text-align: center;
-      }
-      p.bold {
-        font-weight: bold;
-      }
-      p.bold_left {
-        font-weight: bold;
-        text-align: left;
-      }
-      p.centerbold {
-        text-align: center;
-        font-weight: bold;
-      }
-      p.em {
-        font-weight: bold;
-        font-style: normal;
-        background: #fff3b6;
-      }
-      p.small {
-        font-size: 80%;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        margin-right: 6px;
-        text-align: left;
-      }
-      .tiny, .tiny_left, .tiny_right, .tiny_center {
-        font-size: 10px;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        color: #777777;
-        margin-right: 6px;
-        text-align: left;
-      }
-      p.tiny { }
-      p.tiny_left {
-        margin-left: 0px;
-        margin-right: 0px;
-        text-align: left;
-      }
-      p.tiny_right {
-        margin-right: 1em;
-        text-align: right;
-      }
-      p.tiny_center {
-        margin-left: 0px;
-        margin-right: 0px;
-        text-align: center;
-      }
-      p.pane, p.pane_title, p.pane_blurb, p.pane_link, p.pane_indent {
-        font-size: 80%;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        margin-left: 2mm;
-        margin-right: 4px;
-        text-align: left;
-      }
-      p.pane { }
-      p.pane_title {
-        font-weight: bold;
-        margin-bottom: 0px;
-      }
-      p.pane_blurb {
-        font-size: 10px;
-        margin-bottom: 0px;
-      }
-      p.pane_link {
-        font-size: 10px;
-        margin-bottom: 0px;
-        margin-left: 4mm;
-      }
-      p.pane_indent {
-        font-size: 10px;
-        margin-bottom: 0px;
-        margin-left: 4mm;
-      }
-      p.concordance_word {
-        line-height: 150%;
-        font-weight: bold;
-        display: inline;
-        margin-top: 4px;
-        margin-bottom: 1px;
-      }
-      p.concordance_count {
-        font-size: 80%;
-        color: #777777;
-        display: inline;
-        margin-left: 0em;
-      }
-      p.concordance_object {
-        font-size: 80%;
-        line-height: 120%;
-        text-align: left;
-        margin-left: 3em;
-        margin-top: 1px;
-        margin-bottom: 3px;
-      }
-      p.book_index_lev1 {
-        line-height: 100%;
-        margin-top: 4px;
-        margin-bottom: 1px;
-      }
-      p.book_index_lev2 {
-        line-height: 100%;
-        text-align: left;
-        margin-left: 3em;
-        margin-top: 1px;
-        margin-bottom: 3px;
-      }
-      p.quickref {
-        font-size: 10px;
-        font-style: italic;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        color: #777777;
-        margin-right: 5px;
-        text-align: left;
-      }
-      p.bigref {
-        font-size: 11px;
-        font-weight: bold;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        color: #777777;
-        margin-right: 5px;
-        text-align: center;
-      }
-      p.letter {
-        font-weight: bold;
-        font-size: 80%;
-        margin-left: 0em;
-        margin-top: 2px;
-        margin-bottom: 2px;
-        margin-right: 6px;
-        text-align: left;
-        color: white;
-        background: #880000;
-      }
-      tt {
-        font-family: inconsolata, andale mono, courier new, courier, monospace;
-        background-color: #eeeeee;
-      }
-      label.ocn {
-        width: 2%;
-        float: right;
-        top: 0;
-        font-size: 10px;
-        margin-top: 0px;
-        margin-bottom: 5px;
-        color: #777777;
-        margin-right: 5px;
-        text-align: right;
-        background-color: #ffffff;
-      }
-      table { }
-      tr { }
-      th,td {
-        vertical-align: top;
-        text-align: left;
-      }
-      th {
-        font-weight: bold;
-      }
-      p.left,th.left,td.left {
-        text-align: left;
-      }
-      p.small_left,th.small_left,td.small_left {
-        text-align: left;
-        font-size: 80%;
-      }
-      p.right,th.right,td.right {
-        text-align: right;
-      }
-      #horizontal_links {
-        background: #eeeeee;
-        margin-left: 5%;
-        margin-right: 5%;
-      }
-      #horizontal {
-        margin: 0;
-        padding: 0 0 0 10px;
-        border-top: 1px solid #000077;
-        border-bottom: 1px solid #000077;
-      }
-      #horizontal li {
-        margin: 0 0 0 0;
-        padding: 0 16px 0 0;
-        display: inline;
-        list-style-type: none;
-        text-align: left;
-        background: none;
-      }
-      #horizontal a {
-        line-height: 12px;
-        margin: 0 0 0 0;
-        text-decoration: none;
-        color: #000077;
-      }
-      #horizontal a.active, #horizontal a:hover {
-        border-bottom: 2px solid #777777;
-        padding-bottom: 2px;
-        color: #000077;
-      }
-      #horizontal a:hover {
-        color: #000077;
-      }
-      #document_versions {
-        position: absolute;
-        top: 10mm;
-        right: 2%;
-        width: 12%;
-        float: right;
-      }
-      #vertical_links {
-        position: absolute;
-        top: 10mm;
-        right: 0px;
-        width: 20%;
-        background: #dddddd;
-        float: right;
-      }
-      #vertical {
-        padding: 0 12px 0px 0px;
-        margin-left: 2%;
-        margin-right: 2%;
-      }
-      #vertical li {
-        display: block;
-        list-style-type: none;
-      }
-      #vertical a {
-        line-height: 12px;
-        text-decoration: none;
-        color: #000077;
-      }
-      #vertical a.active, #vertical a:hover {
-        border-bottom: 2px solid #777777;
-        padding-bottom: 2px;
-        color: #000077;
-      }
-      ul, li {
-        list-style-type: none;
-        list-style: none;
-        padding-left: 20px;
-        display: block;
-        font-family: verdana, arial, georgia, tahoma, sans-serif, helvetica, times, roman;
-        font-weight: normal;
-        line-height: 150%;
-        text-align: left;
-        text-indent: 0mm;
-        margin-left: 1em;
-        margin-right: 2em;
-        margin-top: 3px;
-        margin-bottom: 3px;
-      }
-      li {
-        background: url(../image_sys/bullet_09.png) no-repeat 0px 6px;
-      }
-      ul {
-      }
-      li.bullet { margin-left: 1em; }
-      li.i1 { margin-left: 2em; }
-      li.i2 { margin-left: 3em; }
-      li.i3 { margin-left: 4em; }
-      li.i4 { margin-left: 5em; }
-      li.i5 { margin-left: 6em; }
-      li.i6 { margin-left: 7em; }
-      li.i7 { margin-left: 8em; }
-      li.i8 { margin-left: 9em; }
-      li.i9 { margin-left: 10em; }
-      li.doc, li.ref, li.refcenter {
-        margin-top: 0px;
-        margin-bottom: 0px;
-        margin-right: 0px;
-        font-size: 8px;
-        font-style: normal;
-        text-align: left;
-      }
-      li.doc {
-        background: url(../image_sys/bullet_09.png) no-repeat 0px 6px;
-        padding-left: 16px;
-        margin-left: 10px;
-        margin-right: 0px;
-      }
-      li.ref {
-        background: none;
-        padding-left: 0;
-        margin-left: 0;
-        color: #777777;
-      }
-      li.refcenter {
-        background: url(../image_sys/bullet_09.png) no-repeat 0px 6px;
-        padding-left: 20px;
-        margin-left: 10%;
-        font-size: 9px;
-        color: #777777;
-        text-align: center;
-      }
-      li.refbold {
-        list-style-type: none;
-        padding-left: 16px;
-        margin-left: 0;
-        margin-right: 10mm;
-        font-weight: bold;
-      }
-      h0, h1, h2, h3, h4, h5, h6, h7 {
-        font-weight: bold;
-        line-height: 120%;
-        text-align: left;
-        margin-top: 20px;
-        margin-bottom: 10px;
-      }
-      h4.norm, h5.norm, h6.norm, h7.norm {
-        margin-top: 10px;
-        margin-bottom: 0px;
-      }
-      h0.center, h1.center, h2.center, h3.center, h4.center, h5.center, h6.center, h7.center {
-        text-align: center;
-      }
-      h0 { font-size: 125%; }
-      h1 { font-size: 120%; }
-      h2 { font-size: 115%; }
-      h3 { font-size: 110%; }
-      h4 { font-size: 105%; }
-      h5 { font-size: 100%; }
-      h6 { font-size: 100%; }
-      h7 { font-size: 100%; }
-      h1.i {margin-left: 2em;}
-      h2.i {margin-left: 3em;}
-      h3.i {margin-left: 4em;}
-      h4.i {margin-left: 5em;}
-      h5.i {margin-left: 6em;}
-      h6.i {margin-left: 7em;}
-      h7.i {margin-left: 8em;}
-      h8.i {margin-left: 9em;}
-      h9.i {margin-left: 10em;}
-      h1.top_band {
-        display: inline;
-        text-align: left;
-        margin-top: 0;
-        margin-left: 4mm;
-        text-indent: 0mm;
-        font-weight: bold;
-        font-size: 120%;
-      }
-      h2.top_band_tiny {
-        font-size: 10px;
-        font-weight: normal;
-        margin-top: 0px;
-        margin-left: 4mm;
-        text-indent: 0mm;
-        margin-bottom: 0px;
-        color: #777777;
-        margin-left: 140px;
-        margin-right: 0px;
-        text-align: left;
-      }
-      p.top_band {
-        display: inline;
-        text-align: left;
-        margin-top: 0;
-        margin-left: 140px;
-        text-indent: 0mm;
-        font-weight: bold;
-        font-size: 120%;
-      }
-      p.top_band_tiny {
-        font-size: 10px;
-        margin-top: 0px;
-        margin-bottom: 0px;
-        color: #777777;
-        margin-left: 140px;
-        margin-right: 0px;
-        text-align: left;
-      }
-      p.top_band_image {
-        float: left;
-        display: inline;
-        text-align: left;
-        margin-top: 0;
-        margin-left: 1mm;
-        text-indent: 0mm;
-        margin-right: 1mm;
-      }
-      .banner, .subbanner {
-        font-weight: bold;
-        text-align: center;
-        margin-left: 10mm;
-        margin-right: 15mm;
-        margin-top: 20px;
-        margin-bottom: 10px;
-      }
-      h0.banner {
-        font-size: 125%;
-      }
-      h1.banner {
-        font-size: 120%;
-      }
-      h1.subbanner {
-        font-size: 115%;
-      }
-      h2.banner {
-        font-size: 110%;
-      }
-      h3.banner {
-        color: #990000;
-        font-size: 105%;
-      }
-      h4.banner {
-        color: #ff0000;
-        font-size: 100%;
-      }
-      h5.banner {
-      }
-      h6.banner {
-      }
-      h7.banner {
-      }
-      .toc {
-        font-weight: normal;
-        margin-top: 6px;
-        margin-bottom: 6px;
-      }
-      h0.toc {
-        margin-left: 1em;
-        font-size: 120%;
-        line-height: 150%;
-      }
-      h1.toc {
-        margin-left: 1em;
-        font-size: 115%;
-        line-height: 150%;
-      }
-      h2.toc {
-        margin-left: 2em;
-        font-size: 110%;
-        line-height: 140%;
-      }
-      h3.toc {
-        margin-left: 3em;
-        font-size: 105%;
-        line-height: 120%;
-      }
-      h4.toc {
-        margin-left: 4em;
-        font-size: 100%;
-        line-height: 120%;
-      }
-      h5.toc {
-        margin-left: 5em;
-        font-size: 95%;
-        line-height: 110%;
-      }
-      h6.toc {
-        margin-left: 6em;
-        font-size: 90%;
-        line-height: 110%;
-      }
-      h7.toc {
-        margin-left: 7em;
-        font-size: 85%;
-        line-height: 100%;
-      }
-      .microtoc {
-        margin-top: 2px;
-        margin-bottom: 2px;
-      }
-      h0.microtoc {
-        margin-left: 0mm;
-        font-size: 120%;
-      }
-      h1.microtoc {
-        margin-left: 0mm;
-        font-size: 115%;
-      }
-      h2.microtoc {
-        margin-left: 5mm;
-        font-size: 110%;
-      }
-      h3.microtoc {
-        margin-left: 10mm;
-        font-size: 105%;
-      }
-      h4.microtoc {
-        margin-left: 15mm;
-        font-weight: normal;
-        font-size: 100%;
-      }
-      h5.microtoc {
-        margin-left: 20mm;
-        font-weight: normal;
-        font-size: 95%;
-      }
-      h6.microtoc {
-        margin-left: 25mm;
-        font-weight: normal;
-        font-size: 90%;
-      }
-      h7.microtoc {
-        margin-left: 30mm;
-        font-weight: normal;
-        font-size: 85%;
-      }
-      .subtoc {
-        margin-right: 34%;
-        font-weight: normal;
-      }
-      h5.subtoc {
-        margin-left: 2em;
-        font-size: 80%;
-        margin-top: 2px;
-        margin-bottom: 2px;
-      }
-      h6.subtoc {
-        margin-left: 3em;
-        font-size: 75%;
-        margin-top: 0px;
-        margin-bottom: 0px;
-      }
-      h7.subtoc {
-        margin-left: 4em;
-        font-size: 70%;
-        margin-top: 0px;
-        margin-bottom: 0px;
-      }
-      div.substance {
-        width: 100%;
-        background-color: #ffffff;
-      }
-      div.ocn {
-        width: 5%;
-        float: right;
-        top: 0;
-        background-color: #ffffff;
-      }
-      div.endnote {
-        width: 95%;
-        background-color: #fffffff;
-      }
-      div.toc {
-        position: absolute;
-        float: left;
-        margin: 0;
-        padding: 0;
-        padding-top: 0.5em;
-        border: 0;
-        width: 13em;
-        background-color: #eeeeee;
-        margin-right:1em;
-      }
-      div.summary {
-        margin: 0;
-        padding: 0;
-        border-left: 13em solid #eeeeee;
-        padding-left: 1em;
-        background-color: #eeeeee;
-      }
-      div.content, div.main_column {
-        margin: 0;
-        padding: 0;
-        border-left: 13em solid #ffffff;
-        padding-left: 1em;
-        padding-right: 1em;
-      }
-      div.content0, div.main_column0 {
-        margin: 0;
-        padding: 0;
-        border-left: 0% solid #ffffff;
-        padding-left: 5%;
-      }
-      div.scroll {
-        margin: 0;
-        padding: 0;
-        padding-left: 1em;
-        padding-right: 1em;
-      }
-      div.content:after {
-        content:' ';
-        clear:both;
-        display:block;
-        height:0;
-        overflow:hidden
-      }
-      div.footer {
-        clear:left;
-        padding: 0.5em;
-        font-size: 80%;
-        margin: 0;
-      }
-      div.toc ul {
-        list-style: none;
-        padding: 0;
-        margin: 0;
-      }
-      div.toc li ul a, li ul span.currentlink
-      {
-        font-weight: normal;
-        font-size: 90%;
-        padding-left: 2em;
-        background-color: #eeeeee;
-      }
-      div.toc a, span.currentlink{
-        display:block;
-        text-decoration: none;
-        padding-left: 0.5em;
-        color: #0000aa;
-      }
-      hr {
-        width: 90%;
-      }
-      span.currentlink {
-        text-decoration: none;
-        background-color: #aaaaf9;
-      }
-      div.toc a:visited {
-        color: #0000aa;
-      }
-      div.toc a:hover {
-        color: #000000;
-        background-color: #f9f9aa;
-      }
-      .minitoc {
-        font-weight: normal;
-        margin-top: 2px;
-        margin-bottom: 2px;
-      }
-      h1.minitoc, h2.minitoc, h3.minitoc {
-        margin-left: 0em;
-        font-weight: bold;
-        text-align: left;
-        font-size: 90%;
-        margin-top: 4px;
-        margin-bottom: 4px;
-      }
-      h4.minitoc {
-        margin-left: 0em;
-        font-size: 90%;
-      }
-      h5.minitoc {
-        margin-left: 1em;
-        font-size: 85%;
-      }
-      h6.minitoc {
-        margin-left: 2em;
-        font-size: 85%;
-      }
-      h7.minitoc {
-        margin-left: 3em;
-        font-size: 80%;
-      }
-      h0.minitoc {
-        margin-left: 0em;
-        font-size: 90%;
-      }
-      h0.c, h1.c, h2.c, h3.c, h4.c, h5.c, h6.c, h7.c, p.c {
-        text-align: center
-      }
-      h1.red, h2.red, h3.red, h4.red, h5.red, h6.red, h7.red {
-        text-align: center;
-        color: #ff0000;
-        margin-left: 5mm;
-        text-indent: 5mm;
-        margin-top: 30px;
-        margin-bottom: 20px;
-        margin-right: 15mm;
-      }
-      h1.ruby, h2.ruby, h3.ruby, h4.ruby, h5.ruby, h6.ruby, h7.ruby {
-        text-align: center;
-        color: #990000;
-        margin-left: 5mm;
-        text-indent: 5mm;
-        margin-top: 30px;
-        margin-bottom: 20px;
-        margin-right: 15mm;
-      }";
-      return css;
-    }
-    auto css_write() {
-      auto pth_css= "_sisu/css";
-      auto pth_css_fn= pth_css ~ "/html.css";
-      try {
-        mkdirRecurse(pth_css);
-        auto f = File(pth_css_fn, "w");
-        f.writeln(html_css);
-        // foreach (o; doc) {
-        //   f.writeln(o);
-        // }
-      }
-      catch (ErrnoException ex) {
-        // Handle error
-      }
+    }
+    writeln(doc_matters.keys_seq_seg);
+    seg_write_output_files(doc_matters, doc_html);
+  }
+  auto html_css() {
+    string css;
+    css="/* SiSU css default stylesheet */
+    body {
+      color: black;
+      background: #ffffff;
+      background-color: #ffffff;
+    }
+    a:link {
+      color: #003399;
+      text-decoration: none;
+    }
+    a:visited {
+      color: #003399;
+      text-decoration: none;
+    }
+    a:hover {
+      color: #000000;
+      background-color: #f9f9aa;
+    }
+    a.lnkocn:link {
+      color: #777777;
+      text-decoration: none;
+    }
+    a:hover img {
+      background-color: #ffffff;
+    }
+    a:active {
+      color: #003399;
+      text-decoration: underline;
+    }
+    div {
+      margin-left: 0;
+      margin-right: 0;
+    }
+    div.p {
+      margin-left: 5%;
+      margin-right: 1%;
+    }
+    #top_band {
+      position: absolute;
+      top: 0;
+      bottom: 80px;
+      width: 100%;
+    }
+    #top_band_search {
+      position: absolute;
+      top: 0px;
+      right: 0px;
+      margin-left: 75%;
+      width: 20%;
+    }
+    #column_left {
+      position: absolute;
+      top: 80px;
+      left: 0;
+      margin-left: 1%;
+      width: 20%;
+    }
+    #column_center {
+      position: absolute;
+      top: 80px;
+      margin-left: 20%;
+      width: 55%;
+    }
+    #column_right {
+      position: absolute;
+      top: 80px;
+      right: 0px;
+      margin-left: 75%;
+      width: 25%;
+    }
+    #pane_major {
+      position: absolute;
+      top: 0px;
+      left: 0;
+      margin-left: 0;
+      width: 80%;
+    }
+    #pane_minor {
+      position: absolute;
+      top: 0px;
+      right: 0px;
+      margin-left: 75%;
+      width: 20%;
+      background-color: #aaaaaa;
+    }
+    .norm, .bold, .verse, .group, .block, .alt {
+      line-height: 133%;
+      margin-left: 0em;
+      margin-right: 2em;
+      margin-top: 12px;
+      margin-bottom: 0px;
+      padding-left: 0em;
+      text-indent: 0em;
+    }
+    p, h0, h1, h2, h3, h4, h5, h6, h7 {
+      display: block;
+      font-family: verdana, arial, georgia, tahoma, sans-serif, helvetica, times, roman;
+      font-size: 100%;
+      font-weight: normal;
+      line-height: 133%;
+      text-align: justify;
+      margin-left: 0em;
+      margin-right: 2em;
+      text-indent: 0mm;
+      margin-top: 0.8em;
+      margin-bottom: 0.8em;
+    }
+    /* indent */
+    p.norm { }
+    p.i1 {padding-left: 1em;}
+    p.i2 {padding-left: 2em;}
+    p.i3 {padding-left: 3em;}
+    p.i4 {padding-left: 4em;}
+    p.i5 {padding-left: 5em;}
+    p.i6 {padding-left: 6em;}
+    p.i7 {padding-left: 7em;}
+    p.i8 {padding-left: 8em;}
+    p.i9 {padding-left: 9em;}
+    /* hanging indent */
+    p.h0i0 {
+      padding-left: 0em;
+      text-indent:  0em;
+    }
+    p.h0i1 {
+      padding-left: 1em;
+      text-indent: -1em;
+    }
+    p.h0i2 {
+      padding-left: 2em;
+      text-indent: -2em;
+    }
+    p.h0i3 {
+      padding-left: 3em;
+      text-indent: -3em;
+    }
+    p.h0i4 {
+      padding-left: 4em;
+      text-indent: -4em;
+    }
+    p.h0i5 {
+      padding-left: 5em;
+      text-indent: -5em;
+    }
+    p.h0i6 {
+      padding-left: 6em;
+      text-indent: -6em;
+    }
+    p.h0i7 {
+      padding-left: 7em;
+      text-indent: -7em;
+    }
+    p.h0i8 {
+      padding-left: 8em;
+      text-indent: -8em;
+    }
+    p.h0i9 {
+      padding-left: 9em;
+      text-indent: -9em;
+    }
+    p.h1i0 {
+      padding-left: 0em;
+      text-indent:  1em;
+    }
+    p.h1i1 {
+      padding-left: 1em;
+      text-indent:  0em;
+    }
+    p.h1i2 {
+      padding-left: 2em;
+      text-indent: -1em;
+    }
+    p.h1i3 {
+      padding-left: 3em;
+      text-indent: -2em;
+    }
+    p.h1i4 {
+      padding-left: 4em;
+      text-indent: -3em;
+    }
+    p.h1i5 {
+      padding-left: 5em;
+      text-indent: -4em;
+    }
+    p.h1i6 {
+      padding-left: 6em;
+      text-indent: -5em;
+    }
+    p.h1i7 {
+      padding-left: 7em;
+      text-indent: -6em;
+    }
+    p.h1i8 {
+      padding-left: 8em;
+      text-indent: -7em;
+    }
+    p.h1i9 {
+      padding-left: 9em;
+      text-indent: -8em;
+    }
+    p.h2i0 {
+      padding-left: 0em;
+      text-indent:  2em;
+    }
+    p.h2i1 {
+      padding-left: 1em;
+      text-indent:  1em;
+    }
+    p.h2i2 {
+      padding-left: 2em;
+      text-indent:  0em;
+    }
+    p.h2i3 {
+      padding-left: 3em;
+      text-indent: -1em;
+    }
+    p.h2i4 {
+      padding-left: 4em;
+      text-indent: -2em;
+    }
+    p.h2i5 {
+      padding-left: 5em;
+      text-indent: -3em;
+    }
+    p.h2i6 {
+      padding-left: 6em;
+      text-indent: -4em;
+    }
+    p.h2i7 {
+      padding-left: 7em;
+      text-indent: -5em;
+    }
+    p.h2i8 {
+      padding-left: 8em;
+      text-indent: -6em;
+    }
+    p.h2i9 {
+      padding-left: 9em;
+      text-indent: -7em;
+    }
+    p.h3i0 {
+      padding-left: 0em;
+      text-indent:  3em;
+    }
+    p.h3i1 {
+      padding-left: 1em;
+      text-indent:  2em;
+    }
+    p.h3i2 {
+      padding-left: 2em;
+      text-indent:  1em;
+    }
+    p.h3i3 {
+      padding-left: 3em;
+      text-indent:  0em;
+    }
+    p.h3i4 {
+      padding-left: 4em;
+      text-indent: -1em;
+    }
+    p.h3i5 {
+      padding-left: 5em;
+      text-indent: -2em;
+    }
+    p.h3i6 {
+      padding-left: 6em;
+      text-indent: -3em;
+    }
+    p.h3i7 {
+      padding-left: 7em;
+      text-indent: -4em;
+    }
+    p.h3i8 {
+      padding-left: 8em;
+      text-indent: -5em;
+    }
+    p.h3i9 {
+      padding-left: 9em;
+      text-indent: -6em;
+    }
+    p.h4i0 {
+      padding-left: 0em;
+      text-indent:  4em;
+    }
+    p.h4i1 {
+      padding-left: 1em;
+      text-indent:  3em;
+    }
+    p.h4i2 {
+      padding-left: 2em;
+      text-indent:  2em;
+    }
+    p.h4i3 {
+      padding-left: 3em;
+      text-indent:  1em;
+    }
+    p.h4i4 {
+      padding-left: 4em;
+      text-indent:  0em;
+    }
+    p.h4i5 {
+      padding-left: 5em;
+      text-indent: -1em;
+    }
+    p.h4i6 {
+      padding-left: 6em;
+      text-indent: -2em;
+    }
+    p.h4i7 {
+      padding-left: 7em;
+      text-indent: -3em;
+    }
+    p.h4i8 {
+      padding-left: 8em;
+      text-indent: -4em;
+    }
+    p.h4i9 {
+      padding-left: 9em;
+      text-indent: -5em;
+    }
+    p.h5i0 {
+      padding-left: 0em;
+      text-indent:  5em;
+    }
+    p.h5i1 {
+      padding-left: 1em;
+      text-indent:  4em;
+    }
+    p.h5i2 {
+      padding-left: 2em;
+      text-indent:  3em;
+    }
+    p.h5i3 {
+      padding-left: 3em;
+      text-indent:  2em;
+    }
+    p.h5i4 {
+      padding-left: 4em;
+      text-indent:  1em;
+    }
+    p.h5i5 {
+      padding-left: 5em;
+      text-indent:  0em;
+    }
+    p.h5i6 {
+      padding-left: 6em;
+      text-indent: -1em;
+    }
+    p.h5i7 {
+      padding-left: 7em;
+      text-indent: -2em;
+    }
+    p.h5i8 {
+      padding-left: 8em;
+      text-indent: -3em;
+    }
+    p.h5i9 {
+      padding-left: 9em;
+      text-indent: -4em;
+    }
+    p.h6i0 {
+      padding-left: 0em;
+      text-indent:  6em;
+    }
+    p.h6i1 {
+      padding-left: 1em;
+      text-indent:  5em;
+    }
+    p.h6i2 {
+      padding-left: 2em;
+      text-indent:  4em;
+    }
+    p.h6i3 {
+      padding-left: 3em;
+      text-indent:  3em;
+    }
+    p.h6i4 {
+      padding-left: 4em;
+      text-indent:  2em;
+    }
+    p.h6i5 {
+      padding-left: 5em;
+      text-indent:  1em;
+    }
+    p.h6i6 {
+      padding-left: 6em;
+      text-indent:  0em;
+    }
+    p.h6i7 {
+      padding-left: 7em;
+      text-indent: -1em;
+    }
+    p.h6i8 {
+      padding-left: 8em;
+      text-indent: -2em;
+    }
+    p.h6i9 {
+      padding-left: 9em;
+      text-indent: -3em;
+    }
+    p.h7i0 {
+      padding-left: 0em;
+      text-indent:  7em;
+    }
+    p.h7i1 {
+      padding-left: 1em;
+      text-indent:  6em;
+    }
+    p.h7i2 {
+      padding-left: 2em;
+      text-indent:  5em;
+    }
+    p.h7i3 {
+      padding-left: 3em;
+      text-indent:  4em;
+    }
+    p.h7i4 {
+      padding-left: 4em;
+      text-indent:  3em;
+    }
+    p.h7i5 {
+      padding-left: 5em;
+      text-indent:  2em;
+    }
+    p.h7i6 {
+      padding-left: 6em;
+      text-indent:  1em;
+    }
+    p.h7i7 {
+      padding-left: 7em;
+      text-indent:  0em;
+    }
+    p.h7i8 {
+      padding-left: 8em;
+      text-indent: -1em;
+    }
+    p.h7i9 {
+      padding-left: 9em;
+      text-indent: -2em;
+    }
+    p.h8i0 {
+      padding-left: 0em;
+      text-indent:  8em;
+    }
+    p.h8i1 {
+      padding-left: 1em;
+      text-indent:  7em;
+    }
+    p.h8i2 {
+      padding-left: 2em;
+      text-indent:  6em;
+    }
+    p.h8i3 {
+      padding-left: 3em;
+      text-indent:  5em;
+    }
+    p.h8i4 {
+      padding-left: 4em;
+      text-indent:  4em;
+    }
+    p.h8i5 {
+      padding-left: 5em;
+      text-indent:  3em;
+    }
+    p.h8i6 {
+      padding-left: 6em;
+      text-indent:  2em;
+    }
+    p.h8i7 {
+      padding-left: 7em;
+      text-indent:  1em;
+    }
+    p.h8i8 {
+      padding-left: 8em;
+      text-indent:  0em;
+    }
+    p.h8i9 {
+      padding-left: 9em;
+      text-indent: -1em;
+    }
+    p.h9i0 {
+      padding-left: 0em;
+      text-indent:  9em;
+    }
+    p.h9i1 {
+      padding-left: 1em;
+      text-indent:  8em;
+    }
+    p.h9i2 {
+      padding-left: 2em;
+      text-indent:  7em;
+    }
+    p.h9i3 {
+      padding-left: 3em;
+      text-indent:  6em;
+    }
+    p.h9i4 {
+      padding-left: 4em;
+      text-indent:  5em;
+    }
+    p.h9i5 {
+      padding-left: 5em;
+      text-indent:  4em;
+    }
+    p.h9i6 {
+      padding-left: 6em;
+      text-indent:  3em;
+    }
+    p.h9i7 {
+      padding-left: 7em;
+      text-indent:  2em;
+    }
+    p.h9i8 {
+      padding-left: 8em;
+      text-indent:  1em;
+    }
+    p.h9i9 {
+      padding-left: 9em;
+      text-indent:  0em;
+    }
+    p.it0 {
+      margin-left: 0em;
+      margin-top: 6px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it1 {
+      margin-left: 1em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it2 {
+      margin-left: 2em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it3 {
+      margin-left: 3em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it4 {
+      margin-left: 4em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it5 {
+      margin-left: 5em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it6 {
+      margin-left: 6em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it7 {
+      margin-left: 7em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it8 {
+      margin-left: 8em;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      line-height: 100%;
+    }
+    p.it9 {
+      margin-left: 9em;
+      margin-bottom: 0px;
+      margin-top: 0px;
+      line-height: 100%;
+    }
+    p.block { }
+    p.group { }
+    p.alt { }
+    p.verse {
+      margin-bottom: 6px;
+    }
+    p.code {
+      font-family: inconsolata, andale mono, courier new, courier, monospace;
+      font-size: 90%;
+      text-align: left;
+      background-color: #eeeeee;
+    }
+    p.caption {
+      text-align: left;
+      font-size: 80%;
+      display: inline;
+    }
+    p.endnote {
+      font-size: 96%;
+      line-height: 120%;
+      text-align: left;
+      margin-right: 15mm;
+    }
+    p.endnote_indent {
+      font-size: 96%;
+      line-height: 120%;
+      text-align: left;
+      margin-left: 2em;
+      margin-right: 15mm;
+    }
+    p.center {
+      text-align: center;
+    }
+    p.bold {
+      font-weight: bold;
+    }
+    p.bold_left {
+      font-weight: bold;
+      text-align: left;
+    }
+    p.centerbold {
+      text-align: center;
+      font-weight: bold;
+    }
+    p.em {
+      font-weight: bold;
+      font-style: normal;
+      background: #fff3b6;
+    }
+    p.small {
+      font-size: 80%;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      margin-right: 6px;
+      text-align: left;
+    }
+    .tiny, .tiny_left, .tiny_right, .tiny_center {
+      font-size: 10px;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      color: #777777;
+      margin-right: 6px;
+      text-align: left;
+    }
+    p.tiny { }
+    p.tiny_left {
+      margin-left: 0px;
+      margin-right: 0px;
+      text-align: left;
+    }
+    p.tiny_right {
+      margin-right: 1em;
+      text-align: right;
+    }
+    p.tiny_center {
+      margin-left: 0px;
+      margin-right: 0px;
+      text-align: center;
+    }
+    p.pane, p.pane_title, p.pane_blurb, p.pane_link, p.pane_indent {
+      font-size: 80%;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      margin-left: 2mm;
+      margin-right: 4px;
+      text-align: left;
+    }
+    p.pane { }
+    p.pane_title {
+      font-weight: bold;
+      margin-bottom: 0px;
+    }
+    p.pane_blurb {
+      font-size: 10px;
+      margin-bottom: 0px;
+    }
+    p.pane_link {
+      font-size: 10px;
+      margin-bottom: 0px;
+      margin-left: 4mm;
+    }
+    p.pane_indent {
+      font-size: 10px;
+      margin-bottom: 0px;
+      margin-left: 4mm;
+    }
+    p.concordance_word {
+      line-height: 150%;
+      font-weight: bold;
+      display: inline;
+      margin-top: 4px;
+      margin-bottom: 1px;
+    }
+    p.concordance_count {
+      font-size: 80%;
+      color: #777777;
+      display: inline;
+      margin-left: 0em;
+    }
+    p.concordance_object {
+      font-size: 80%;
+      line-height: 120%;
+      text-align: left;
+      margin-left: 3em;
+      margin-top: 1px;
+      margin-bottom: 3px;
+    }
+    p.book_index_lev1 {
+      line-height: 100%;
+      margin-top: 4px;
+      margin-bottom: 1px;
+    }
+    p.book_index_lev2 {
+      line-height: 100%;
+      text-align: left;
+      margin-left: 3em;
+      margin-top: 1px;
+      margin-bottom: 3px;
+    }
+    p.quickref {
+      font-size: 10px;
+      font-style: italic;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      color: #777777;
+      margin-right: 5px;
+      text-align: left;
+    }
+    p.bigref {
+      font-size: 11px;
+      font-weight: bold;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      color: #777777;
+      margin-right: 5px;
+      text-align: center;
+    }
+    p.letter {
+      font-weight: bold;
+      font-size: 80%;
+      margin-left: 0em;
+      margin-top: 2px;
+      margin-bottom: 2px;
+      margin-right: 6px;
+      text-align: left;
+      color: white;
+      background: #880000;
+    }
+    tt {
+      font-family: inconsolata, andale mono, courier new, courier, monospace;
+      background-color: #eeeeee;
+    }
+    label.ocn {
+      width: 2%;
+      float: right;
+      top: 0;
+      font-size: 10px;
+      margin-top: 0px;
+      margin-bottom: 5px;
+      color: #777777;
+      margin-right: 5px;
+      text-align: right;
+      background-color: #ffffff;
+    }
+    table { }
+    tr { }
+    th,td {
+      vertical-align: top;
+      text-align: left;
+    }
+    th {
+      font-weight: bold;
+    }
+    p.left,th.left,td.left {
+      text-align: left;
+    }
+    p.small_left,th.small_left,td.small_left {
+      text-align: left;
+      font-size: 80%;
+    }
+    p.right,th.right,td.right {
+      text-align: right;
+    }
+    #horizontal_links {
+      background: #eeeeee;
+      margin-left: 5%;
+      margin-right: 5%;
+    }
+    #horizontal {
+      margin: 0;
+      padding: 0 0 0 10px;
+      border-top: 1px solid #000077;
+      border-bottom: 1px solid #000077;
+    }
+    #horizontal li {
+      margin: 0 0 0 0;
+      padding: 0 16px 0 0;
+      display: inline;
+      list-style-type: none;
+      text-align: left;
+      background: none;
+    }
+    #horizontal a {
+      line-height: 12px;
+      margin: 0 0 0 0;
+      text-decoration: none;
+      color: #000077;
+    }
+    #horizontal a.active, #horizontal a:hover {
+      border-bottom: 2px solid #777777;
+      padding-bottom: 2px;
+      color: #000077;
+    }
+    #horizontal a:hover {
+      color: #000077;
+    }
+    #document_versions {
+      position: absolute;
+      top: 10mm;
+      right: 2%;
+      width: 12%;
+      float: right;
+    }
+    #vertical_links {
+      position: absolute;
+      top: 10mm;
+      right: 0px;
+      width: 20%;
+      background: #dddddd;
+      float: right;
+    }
+    #vertical {
+      padding: 0 12px 0px 0px;
+      margin-left: 2%;
+      margin-right: 2%;
+    }
+    #vertical li {
+      display: block;
+      list-style-type: none;
+    }
+    #vertical a {
+      line-height: 12px;
+      text-decoration: none;
+      color: #000077;
+    }
+    #vertical a.active, #vertical a:hover {
+      border-bottom: 2px solid #777777;
+      padding-bottom: 2px;
+      color: #000077;
+    }
+    ul, li {
+      list-style-type: none;
+      list-style: none;
+      padding-left: 20px;
+      display: block;
+      font-family: verdana, arial, georgia, tahoma, sans-serif, helvetica, times, roman;
+      font-weight: normal;
+      line-height: 150%;
+      text-align: left;
+      text-indent: 0mm;
+      margin-left: 1em;
+      margin-right: 2em;
+      margin-top: 3px;
+      margin-bottom: 3px;
+    }
+    li {
+      background: url(../image_sys/bullet_09.png) no-repeat 0px 6px;
+    }
+    ul {
+    }
+    li.bullet { margin-left: 1em; }
+    li.i1 { margin-left: 2em; }
+    li.i2 { margin-left: 3em; }
+    li.i3 { margin-left: 4em; }
+    li.i4 { margin-left: 5em; }
+    li.i5 { margin-left: 6em; }
+    li.i6 { margin-left: 7em; }
+    li.i7 { margin-left: 8em; }
+    li.i8 { margin-left: 9em; }
+    li.i9 { margin-left: 10em; }
+    li.doc, li.ref, li.refcenter {
+      margin-top: 0px;
+      margin-bottom: 0px;
+      margin-right: 0px;
+      font-size: 8px;
+      font-style: normal;
+      text-align: left;
+    }
+    li.doc {
+      background: url(../image_sys/bullet_09.png) no-repeat 0px 6px;
+      padding-left: 16px;
+      margin-left: 10px;
+      margin-right: 0px;
+    }
+    li.ref {
+      background: none;
+      padding-left: 0;
+      margin-left: 0;
+      color: #777777;
+    }
+    li.refcenter {
+      background: url(../image_sys/bullet_09.png) no-repeat 0px 6px;
+      padding-left: 20px;
+      margin-left: 10%;
+      font-size: 9px;
+      color: #777777;
+      text-align: center;
+    }
+    li.refbold {
+      list-style-type: none;
+      padding-left: 16px;
+      margin-left: 0;
+      margin-right: 10mm;
+      font-weight: bold;
+    }
+    h0, h1, h2, h3, h4, h5, h6, h7 {
+      font-weight: bold;
+      line-height: 120%;
+      text-align: left;
+      margin-top: 20px;
+      margin-bottom: 10px;
+    }
+    h4.norm, h5.norm, h6.norm, h7.norm {
+      margin-top: 10px;
+      margin-bottom: 0px;
+    }
+    h0.center, h1.center, h2.center, h3.center, h4.center, h5.center, h6.center, h7.center {
+      text-align: center;
+    }
+    h0 { font-size: 125%; }
+    h1 { font-size: 120%; }
+    h2 { font-size: 115%; }
+    h3 { font-size: 110%; }
+    h4 { font-size: 105%; }
+    h5 { font-size: 100%; }
+    h6 { font-size: 100%; }
+    h7 { font-size: 100%; }
+    h1.i {margin-left: 2em;}
+    h2.i {margin-left: 3em;}
+    h3.i {margin-left: 4em;}
+    h4.i {margin-left: 5em;}
+    h5.i {margin-left: 6em;}
+    h6.i {margin-left: 7em;}
+    h7.i {margin-left: 8em;}
+    h8.i {margin-left: 9em;}
+    h9.i {margin-left: 10em;}
+    h1.top_band {
+      display: inline;
+      text-align: left;
+      margin-top: 0;
+      margin-left: 4mm;
+      text-indent: 0mm;
+      font-weight: bold;
+      font-size: 120%;
+    }
+    h2.top_band_tiny {
+      font-size: 10px;
+      font-weight: normal;
+      margin-top: 0px;
+      margin-left: 4mm;
+      text-indent: 0mm;
+      margin-bottom: 0px;
+      color: #777777;
+      margin-left: 140px;
+      margin-right: 0px;
+      text-align: left;
+    }
+    p.top_band {
+      display: inline;
+      text-align: left;
+      margin-top: 0;
+      margin-left: 140px;
+      text-indent: 0mm;
+      font-weight: bold;
+      font-size: 120%;
+    }
+    p.top_band_tiny {
+      font-size: 10px;
+      margin-top: 0px;
+      margin-bottom: 0px;
+      color: #777777;
+      margin-left: 140px;
+      margin-right: 0px;
+      text-align: left;
+    }
+    p.top_band_image {
+      float: left;
+      display: inline;
+      text-align: left;
+      margin-top: 0;
+      margin-left: 1mm;
+      text-indent: 0mm;
+      margin-right: 1mm;
+    }
+    .banner, .subbanner {
+      font-weight: bold;
+      text-align: center;
+      margin-left: 10mm;
+      margin-right: 15mm;
+      margin-top: 20px;
+      margin-bottom: 10px;
+    }
+    h0.banner {
+      font-size: 125%;
+    }
+    h1.banner {
+      font-size: 120%;
+    }
+    h1.subbanner {
+      font-size: 115%;
+    }
+    h2.banner {
+      font-size: 110%;
+    }
+    h3.banner {
+      color: #990000;
+      font-size: 105%;
+    }
+    h4.banner {
+      color: #ff0000;
+      font-size: 100%;
+    }
+    h5.banner {
+    }
+    h6.banner {
+    }
+    h7.banner {
+    }
+    .toc {
+      font-weight: normal;
+      margin-top: 6px;
+      margin-bottom: 6px;
+    }
+    h0.toc {
+      margin-left: 1em;
+      font-size: 120%;
+      line-height: 150%;
+    }
+    h1.toc {
+      margin-left: 1em;
+      font-size: 115%;
+      line-height: 150%;
+    }
+    h2.toc {
+      margin-left: 2em;
+      font-size: 110%;
+      line-height: 140%;
+    }
+    h3.toc {
+      margin-left: 3em;
+      font-size: 105%;
+      line-height: 120%;
+    }
+    h4.toc {
+      margin-left: 4em;
+      font-size: 100%;
+      line-height: 120%;
+    }
+    h5.toc {
+      margin-left: 5em;
+      font-size: 95%;
+      line-height: 110%;
+    }
+    h6.toc {
+      margin-left: 6em;
+      font-size: 90%;
+      line-height: 110%;
+    }
+    h7.toc {
+      margin-left: 7em;
+      font-size: 85%;
+      line-height: 100%;
+    }
+    .microtoc {
+      margin-top: 2px;
+      margin-bottom: 2px;
+    }
+    h0.microtoc {
+      margin-left: 0mm;
+      font-size: 120%;
+    }
+    h1.microtoc {
+      margin-left: 0mm;
+      font-size: 115%;
+    }
+    h2.microtoc {
+      margin-left: 5mm;
+      font-size: 110%;
+    }
+    h3.microtoc {
+      margin-left: 10mm;
+      font-size: 105%;
+    }
+    h4.microtoc {
+      margin-left: 15mm;
+      font-weight: normal;
+      font-size: 100%;
+    }
+    h5.microtoc {
+      margin-left: 20mm;
+      font-weight: normal;
+      font-size: 95%;
+    }
+    h6.microtoc {
+      margin-left: 25mm;
+      font-weight: normal;
+      font-size: 90%;
+    }
+    h7.microtoc {
+      margin-left: 30mm;
+      font-weight: normal;
+      font-size: 85%;
+    }
+    .subtoc {
+      margin-right: 34%;
+      font-weight: normal;
+    }
+    h5.subtoc {
+      margin-left: 2em;
+      font-size: 80%;
+      margin-top: 2px;
+      margin-bottom: 2px;
+    }
+    h6.subtoc {
+      margin-left: 3em;
+      font-size: 75%;
+      margin-top: 0px;
+      margin-bottom: 0px;
+    }
+    h7.subtoc {
+      margin-left: 4em;
+      font-size: 70%;
+      margin-top: 0px;
+      margin-bottom: 0px;
+    }
+    div.substance {
+      width: 100%;
+      background-color: #ffffff;
+    }
+    div.ocn {
+      width: 5%;
+      float: right;
+      top: 0;
+      background-color: #ffffff;
+    }
+    div.endnote {
+      width: 95%;
+      background-color: #fffffff;
+    }
+    div.toc {
+      position: absolute;
+      float: left;
+      margin: 0;
+      padding: 0;
+      padding-top: 0.5em;
+      border: 0;
+      width: 13em;
+      background-color: #eeeeee;
+      margin-right:1em;
+    }
+    div.summary {
+      margin: 0;
+      padding: 0;
+      border-left: 13em solid #eeeeee;
+      padding-left: 1em;
+      background-color: #eeeeee;
+    }
+    div.content, div.main_column {
+      margin: 0;
+      padding: 0;
+      border-left: 13em solid #ffffff;
+      padding-left: 1em;
+      padding-right: 1em;
+    }
+    div.content0, div.main_column0 {
+      margin: 0;
+      padding: 0;
+      border-left: 0% solid #ffffff;
+      padding-left: 5%;
+    }
+    div.scroll {
+      margin: 0;
+      padding: 0;
+      padding-left: 1em;
+      padding-right: 1em;
+    }
+    div.content:after {
+      content:' ';
+      clear:both;
+      display:block;
+      height:0;
+      overflow:hidden
+    }
+    div.footer {
+      clear:left;
+      padding: 0.5em;
+      font-size: 80%;
+      margin: 0;
+    }
+    div.toc ul {
+      list-style: none;
+      padding: 0;
+      margin: 0;
+    }
+    div.toc li ul a, li ul span.currentlink
+    {
+      font-weight: normal;
+      font-size: 90%;
+      padding-left: 2em;
+      background-color: #eeeeee;
+    }
+    div.toc a, span.currentlink{
+      display:block;
+      text-decoration: none;
+      padding-left: 0.5em;
+      color: #0000aa;
+    }
+    hr {
+      width: 90%;
+    }
+    span.currentlink {
+      text-decoration: none;
+      background-color: #aaaaf9;
+    }
+    div.toc a:visited {
+      color: #0000aa;
+    }
+    div.toc a:hover {
+      color: #000000;
+      background-color: #f9f9aa;
+    }
+    .minitoc {
+      font-weight: normal;
+      margin-top: 2px;
+      margin-bottom: 2px;
+    }
+    h1.minitoc, h2.minitoc, h3.minitoc {
+      margin-left: 0em;
+      font-weight: bold;
+      text-align: left;
+      font-size: 90%;
+      margin-top: 4px;
+      margin-bottom: 4px;
+    }
+    h4.minitoc {
+      margin-left: 0em;
+      font-size: 90%;
+    }
+    h5.minitoc {
+      margin-left: 1em;
+      font-size: 85%;
+    }
+    h6.minitoc {
+      margin-left: 2em;
+      font-size: 85%;
+    }
+    h7.minitoc {
+      margin-left: 3em;
+      font-size: 80%;
+    }
+    h0.minitoc {
+      margin-left: 0em;
+      font-size: 90%;
+    }
+    h0.c, h1.c, h2.c, h3.c, h4.c, h5.c, h6.c, h7.c, p.c {
+      text-align: center
+    }
+    h1.red, h2.red, h3.red, h4.red, h5.red, h6.red, h7.red {
+      text-align: center;
+      color: #ff0000;
+      margin-left: 5mm;
+      text-indent: 5mm;
+      margin-top: 30px;
+      margin-bottom: 20px;
+      margin-right: 15mm;
+    }
+    h1.ruby, h2.ruby, h3.ruby, h4.ruby, h5.ruby, h6.ruby, h7.ruby {
+      text-align: center;
+      color: #990000;
+      margin-left: 5mm;
+      text-indent: 5mm;
+      margin-top: 30px;
+      margin-bottom: 20px;
+      margin-right: 15mm;
+    }";
+    return css;
+  }
+  auto css_write() {
+    auto pth_css= "_sisu/css";
+    auto pth_css_fn= pth_css ~ "/html.css";
+    try {
+      mkdirRecurse(pth_css);
+      auto f = File(pth_css_fn, "w");
+      f.writeln(html_css);
+      // foreach (o; doc) {
+      //   f.writeln(o);
+      // }
+    }
+    catch (ErrnoException ex) {
+      // Handle error
     }
   }
 }
diff --git a/src/sdp/output_hub.d b/src/sdp/output_hub.d
index f17a007..fe53bdb 100644
--- a/src/sdp/output_hub.d
+++ b/src/sdp/output_hub.d
@@ -10,7 +10,6 @@ template outputHub() {
     std.container,
     std.exception,
     std.getopt,
-    std.json,
     std.process,
     std.stdio,
     std.file,
@@ -38,9 +37,7 @@ template outputHub() {
       writeln("source");
     }
     if (doc_matters.opt_action_bool["sisupod"]) {
-      mixin SiSUpod;
-      auto sisupod=SiSUpod();
-      sisupod.sisupod_assemble(doc_matters.source_filename);
+      SiSUpod!()(doc_matters.source_filename);
       writeln("sisupod source");
     }
     if (doc_matters.opt_action_bool["text"]) {
@@ -50,41 +47,15 @@ template outputHub() {
       // text.scroll(contents, bookindex_unordered_hashes, biblio, dochead_make, dochead_meta, fn_src, opt_action_bool);
     }
     if (doc_matters.opt_action_bool["html"]) {
-      mixin outputHTML;
-      auto html=outputHTML();
-      html.css_write;
-      html.scroll(
-        contents,
-        doc_matters,
-      );
-      html.seg(
-        contents,
-        doc_matters,
-      );
+      outputHTML!().scroll(contents,doc_matters);
+      outputHTML!().seg(contents,doc_matters);
     } else if(doc_matters.opt_action_bool["html_seg"]) {
-      mixin outputHTML;
-      auto html=outputHTML();
-      html.css_write;
-      html.seg(
-        contents,
-        doc_matters,
-      );
+      outputHTML!().seg(contents,doc_matters);
     } else if(doc_matters.opt_action_bool["html_scroll"]) {
-      mixin outputHTML;
-      auto html=outputHTML();
-      html.css_write;
-      html.scroll(
-        contents,
-        doc_matters,
-      );
+      outputHTML!().scroll(contents,doc_matters);
     }
     if (doc_matters.opt_action_bool["epub"]) {
-      mixin outputEPub;
-      auto epub=outputEPub();
-      epub.doc_content(         // consolidate
-        contents,
-        doc_matters,
-      );
+      outputEPub!()(contents, doc_matters);
       // epub.css_write;
       // writeln("epub processing");
     }
diff --git a/src/sdp/source_sisupod.d b/src/sdp/source_sisupod.d
index 081bb51..1edbbfc 100644
--- a/src/sdp/source_sisupod.d
+++ b/src/sdp/source_sisupod.d
@@ -1,47 +1,68 @@
 template SiSUpod() {
-  struct SiSUpod {
-    
-    void sisupod_assemble(S)(
-      S fn_src,
-    ) {
-      debug(asserts){
-        static assert(is(typeof(fn_src) == string));
-      }
-      mixin SiSUpaths;
-      auto pth_sisupod = SiSUpodPaths();
-      mixin SiSUlanguageCodes;
-      auto lang = Lang();
-      auto rgx = Rgx();
-      /+
-        dir structure
-        /tmp/_sisu_processing_/ralph/en/sisupod
-          ├── doc
-          │   └── en
-          └── image
-    
-        - create directory structure
-    
-      +/
-      assert (match(fn_src, rgx.src_fn));
-      try {
-        /+ create directory structure +/
-        mkdirRecurse(pth_sisupod.doc(fn_src));
-        mkdirRecurse(pth_sisupod.conf(fn_src));
-        mkdirRecurse(pth_sisupod.css(fn_src));
-        mkdirRecurse(pth_sisupod.image(fn_src));
-        /+ copy relevant files +/
-        auto f_out = pth_sisupod.fn_doc(fn_src, "en"); // you need fn without path and then to insert back language code for output sub-directory
-        debug(sisupod) {
-          writeln(__LINE__, ": ", fn_src, " -> ", f_out);
-        }
-        mkdirRecurse(pth_sisupod.doc_lng(fn_src, "en")); // need to extract language code directories (from directory structure or filenames & have a default)
-        copy(fn_src, f_out);
-      }
-      catch (ErrnoException ex) {
-        // Handle error
+  private import
+    std.algorithm,
+    std.array,
+    std.container,
+    std.exception,
+    std.file,
+    std.getopt,
+    std.json,
+    std.process,
+    std.stdio,
+    std.path,
+    std.range,
+    std.regex,
+    std.string,
+    std.traits,
+    std.typecons,
+    std.uni,
+    std.utf,
+    ao_defaults;
+  import
+    ao_rgx,
+    output_xhtmls;
+  
+  void SiSUpod(S)(
+    S fn_src,
+  ) {
+    debug(asserts){
+      static assert(is(typeof(fn_src) == string));
+    }
+    mixin SiSUrgxInit;
+    mixin SiSUpaths;
+    auto pth_sisupod = SiSUpodPaths();
+    mixin SiSUlanguageCodes;
+    auto lang = Lang();
+    auto rgx = Rgx();
+    /+
+      dir structure
+      /tmp/_sisu_processing_/ralph/en/sisupod
+        ├── doc
+        │   └── en
+        └── image
+  
+      - create directory structure
+  
+    +/
+    assert (match(fn_src, rgx.src_fn));
+    try {
+      /+ create directory structure +/
+      mkdirRecurse(pth_sisupod.doc(fn_src));
+      mkdirRecurse(pth_sisupod.conf(fn_src));
+      mkdirRecurse(pth_sisupod.css(fn_src));
+      mkdirRecurse(pth_sisupod.image(fn_src));
+      /+ copy relevant files +/
+      auto f_out = pth_sisupod.fn_doc(fn_src, "en"); // you need fn without path and then to insert back language code for output sub-directory
+      debug(sisupod) {
+        writeln(__LINE__, ": ", fn_src, " -> ", f_out);
       }
+      mkdirRecurse(pth_sisupod.doc_lng(fn_src, "en")); // need to extract language code directories (from directory structure or filenames & have a default)
+      copy(fn_src, f_out);
+    }
+    catch (ErrnoException ex) {
+      // Handle error
     }
-    
-    
   }
+  
+  
 }
-- 
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