X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/0c9c28efcd43f53ac54aa60b2dfefa69c70dbadf..6b6d9b29e9e9e91f79507a8bf193fb30de311dcc:/doc/help/xslt/html/chunk-common.xsl

diff --git a/doc/help/xslt/html/chunk-common.xsl b/doc/help/xslt/html/chunk-common.xsl
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+++ b/doc/help/xslt/html/chunk-common.xsl
@@ -0,0 +1,1920 @@
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns:exsl="http://exslt.org/common"
+                xmlns:cf="http://docbook.sourceforge.net/xmlns/chunkfast/1.0"
+                xmlns:ng="http://docbook.org/docbook-ng"
+                xmlns:db="http://docbook.org/ns/docbook"
+                version="1.0"
+                exclude-result-prefixes="exsl cf ng db">
+
+<!-- ********************************************************************
+     $Id: chunk-common.xsl 8551 2009-12-07 06:03:50Z bobstayton $
+     ********************************************************************
+
+     This file is part of the XSL DocBook Stylesheet distribution.
+     See ../README or http://docbook.sf.net/release/xsl/current/ for
+     copyright and other information.
+
+     ******************************************************************** -->
+
+<!-- ==================================================================== -->
+
+<xsl:param name="onechunk" select="0"/>
+<xsl:param name="refentry.separator" select="0"/>
+<xsl:param name="chunk.fast" select="0"/>
+
+<xsl:key name="genid" match="*" use="generate-id()"/>
+
+<!-- ==================================================================== -->
+
+<xsl:variable name="chunk.hierarchy">
+  <xsl:if test="$chunk.fast != 0">
+    <xsl:choose>
+      <xsl:when test="$exsl.node.set.available != 0">
+        <xsl:message>Computing chunks...</xsl:message>
+        <xsl:apply-templates select="/*" mode="find.chunks"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:message>
+          <xsl:text>Fast chunking requires exsl:node-set(). </xsl:text>
+          <xsl:text>Using "slow" chunking.</xsl:text>
+        </xsl:message>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:if>
+</xsl:variable>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="process-chunk-element">
+  <xsl:param name="content">
+    <xsl:apply-imports/>
+  </xsl:param>
+
+  <xsl:choose>
+    <xsl:when test="$chunk.fast != 0 and $exsl.node.set.available != 0">
+      <xsl:variable name="chunks" select="exsl:node-set($chunk.hierarchy)//cf:div"/>
+      <xsl:variable name="genid" select="generate-id()"/>
+
+      <xsl:variable name="div" select="$chunks[@id=$genid or @xml:id=$genid]"/>
+
+      <xsl:variable name="prevdiv"
+                    select="($div/preceding-sibling::cf:div|$div/preceding::cf:div|$div/parent::cf:div)[last()]"/>
+      <xsl:variable name="prev" select="key('genid', ($prevdiv/@id|$prevdiv/@xml:id)[1])"/>
+
+      <xsl:variable name="nextdiv"
+                    select="($div/following-sibling::cf:div|$div/following::cf:div|$div/cf:div)[1]"/>
+      <xsl:variable name="next" select="key('genid', ($nextdiv/@id|$nextdiv/@xml:id)[1])"/>
+
+      <xsl:choose>
+        <xsl:when test="$onechunk != 0 and parent::*">
+          <xsl:copy-of select="$content"/>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="process-chunk">
+            <xsl:with-param name="prev" select="$prev"/>
+            <xsl:with-param name="next" select="$next"/>
+            <xsl:with-param name="content" select="$content"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:choose>
+        <xsl:when test="$onechunk != 0 and not(parent::*)">
+          <xsl:call-template name="chunk-all-sections">
+            <xsl:with-param name="content" select="$content"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:when test="$onechunk != 0">
+          <xsl:copy-of select="$content"/>
+        </xsl:when>
+        <xsl:when test="$chunk.first.sections = 0">
+          <xsl:call-template name="chunk-first-section-with-parent">
+            <xsl:with-param name="content" select="$content"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="chunk-all-sections">
+            <xsl:with-param name="content" select="$content"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="process-chunk">
+  <xsl:param name="prev" select="."/>
+  <xsl:param name="next" select="."/>
+  <xsl:param name="content">
+    <xsl:apply-imports/>
+  </xsl:param>
+
+  <xsl:variable name="ischunk">
+    <xsl:call-template name="chunk"/>
+  </xsl:variable>
+
+  <xsl:variable name="chunkfn">
+    <xsl:if test="$ischunk='1'">
+      <xsl:apply-templates mode="chunk-filename" select="."/>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:if test="$ischunk='0'">
+    <xsl:message>
+      <xsl:text>Error </xsl:text>
+      <xsl:value-of select="name(.)"/>
+      <xsl:text> is not a chunk!</xsl:text>
+    </xsl:message>
+  </xsl:if>
+
+  <xsl:variable name="filename">
+    <xsl:call-template name="make-relative-filename">
+      <xsl:with-param name="base.dir" select="$base.dir"/>
+      <xsl:with-param name="base.name" select="$chunkfn"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:call-template name="write.chunk">
+    <xsl:with-param name="filename" select="$filename"/>
+    <xsl:with-param name="content">
+      <xsl:call-template name="chunk-element-content">
+        <xsl:with-param name="prev" select="$prev"/>
+        <xsl:with-param name="next" select="$next"/>
+        <xsl:with-param name="content" select="$content"/>
+      </xsl:call-template>
+    </xsl:with-param>
+    <xsl:with-param name="quiet" select="$chunk.quietly"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="chunk-first-section-with-parent">
+  <xsl:param name="content">
+    <xsl:apply-imports/>
+  </xsl:param>
+
+  <!-- These xpath expressions are really hairy. The trick is to pick sections -->
+  <!-- that are not first children and are not the children of first children -->
+
+  <!-- Break these variables into pieces to work around
+       http://nagoya.apache.org/bugzilla/show_bug.cgi?id=6063 -->
+
+  <xsl:variable name="prev-v1"
+     select="(ancestor::sect1[$chunk.section.depth &gt; 0 
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect1][1]
+
+             |ancestor::sect2[$chunk.section.depth &gt; 1
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect2
+                               and parent::sect1[preceding-sibling::sect1]][1]
+
+             |ancestor::sect3[$chunk.section.depth &gt; 2
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect3
+                               and parent::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |ancestor::sect4[$chunk.section.depth &gt; 3
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect4
+                               and parent::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |ancestor::sect5[$chunk.section.depth &gt; 4
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect5
+                               and parent::sect4[preceding-sibling::sect4]
+                               and ancestor::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |ancestor::section[$chunk.section.depth &gt; count(ancestor::section)
+	                            and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                                and not(ancestor::section[not(preceding-sibling::section)])][1])[last()]"/>
+
+  <xsl:variable name="prev-v2"
+     select="(preceding::sect1[$chunk.section.depth &gt; 0
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect1][1]
+
+             |preceding::sect2[$chunk.section.depth &gt; 1
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect2
+                               and parent::sect1[preceding-sibling::sect1]][1]
+
+             |preceding::sect3[$chunk.section.depth &gt; 2
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect3
+                               and parent::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |preceding::sect4[$chunk.section.depth &gt; 3
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect4
+                               and parent::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |preceding::sect5[$chunk.section.depth &gt; 4
+                               and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect5
+                               and parent::sect4[preceding-sibling::sect4]
+                               and ancestor::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |preceding::section[$chunk.section.depth &gt; count(ancestor::section)
+  	                             and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                                 and preceding-sibling::section
+                                 and not(ancestor::section[not(preceding-sibling::section)])][1])[last()]"/>
+
+  <xsl:variable name="prev"
+    select="(preceding::book[1]
+             |preceding::preface[1]
+             |preceding::chapter[1]
+             |preceding::appendix[1]
+             |preceding::part[1]
+             |preceding::reference[1]
+             |preceding::refentry[1]
+             |preceding::colophon[1]
+             |preceding::article[1]
+             |preceding::bibliography[parent::article or parent::book or parent::part][1]
+             |preceding::glossary[parent::article or parent::book or parent::part][1]
+             |preceding::index[$generate.index != 0]
+                               [parent::article or parent::book or parent::part][1]
+             |preceding::setindex[$generate.index != 0][1]
+             |ancestor::set
+             |ancestor::book[1]
+             |ancestor::preface[1]
+             |ancestor::chapter[1]
+             |ancestor::appendix[1]
+             |ancestor::part[1]
+             |ancestor::reference[1]
+             |ancestor::article[1]
+             |$prev-v1
+             |$prev-v2)[last()]"/>
+
+  <xsl:variable name="next-v1"
+    select="(following::sect1[$chunk.section.depth &gt; 0
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect1][1]
+
+             |following::sect2[$chunk.section.depth &gt; 1
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect2
+                               and parent::sect1[preceding-sibling::sect1]][1]
+
+             |following::sect3[$chunk.section.depth &gt; 2
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect3
+                               and parent::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |following::sect4[$chunk.section.depth &gt; 3
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect4
+                               and parent::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |following::sect5[$chunk.section.depth &gt; 4
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect5
+                               and parent::sect4[preceding-sibling::sect4]
+                               and ancestor::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |following::section[$chunk.section.depth &gt; count(ancestor::section)
+  	                             and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                                 and preceding-sibling::section 
+                                 and not(ancestor::section[not(preceding-sibling::section)])][1])[1]"/>
+
+  <xsl:variable name="next-v2"
+    select="(descendant::sect1[$chunk.section.depth &gt; 0
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect1][1]
+
+             |descendant::sect2[$chunk.section.depth &gt; 1
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect2
+                               and parent::sect1[preceding-sibling::sect1]][1]
+
+             |descendant::sect3[$chunk.section.depth &gt; 2
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect3
+                               and parent::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |descendant::sect4[$chunk.section.depth &gt; 3
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect4
+                               and parent::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |descendant::sect5[$chunk.section.depth &gt; 4
+	                           and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                               and preceding-sibling::sect5
+                               and parent::sect4[preceding-sibling::sect4]
+                               and ancestor::sect3[preceding-sibling::sect3]
+                               and ancestor::sect2[preceding-sibling::sect2]
+                               and ancestor::sect1[preceding-sibling::sect1]][1]
+
+             |descendant::section[$chunk.section.depth &gt; count(ancestor::section)
+   	                             and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])
+                                 and preceding-sibling::section
+                                 and not(ancestor::section[not(preceding-sibling::section)])])[1]"/>
+
+  <xsl:variable name="next"
+    select="(following::book[1]
+             |following::preface[1]
+             |following::chapter[1]
+             |following::appendix[1]
+             |following::part[1]
+             |following::reference[1]
+             |following::refentry[1]
+             |following::colophon[1]
+             |following::bibliography[parent::article or parent::book or parent::part][1]
+             |following::glossary[parent::article or parent::book or parent::part][1]
+             |following::index[$generate.index != 0]
+                               [parent::article or parent::book or parent::part][1]
+             |following::article[1]
+             |following::setindex[$generate.index != 0][1]
+             |descendant::book[1]
+             |descendant::preface[1]
+             |descendant::chapter[1]
+             |descendant::appendix[1]
+             |descendant::article[1]
+             |descendant::bibliography[parent::article or parent::book or parent::part][1]
+             |descendant::glossary[parent::article or parent::book or parent::part][1]
+             |descendant::index[$generate.index != 0]
+                               [parent::article or parent::book or parent::part][1]
+             |descendant::colophon[1]
+             |descendant::setindex[$generate.index != 0][1]
+             |descendant::part[1]
+             |descendant::reference[1]
+             |descendant::refentry[1]
+             |$next-v1
+             |$next-v2)[1]"/>
+
+  <xsl:call-template name="process-chunk">
+    <xsl:with-param name="prev" select="$prev"/>
+    <xsl:with-param name="next" select="$next"/>
+    <xsl:with-param name="content" select="$content"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="chunk-all-sections">
+  <xsl:param name="content">
+    <xsl:apply-imports/>
+  </xsl:param>
+
+  <xsl:variable name="prev-v1"
+    select="(preceding::sect1[$chunk.section.depth &gt; 0 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |preceding::sect2[$chunk.section.depth &gt; 1 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |preceding::sect3[$chunk.section.depth &gt; 2 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |preceding::sect4[$chunk.section.depth &gt; 3 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |preceding::sect5[$chunk.section.depth &gt; 4 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |preceding::section[$chunk.section.depth &gt; count(ancestor::section) and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1])[last()]"/>
+
+  <xsl:variable name="prev-v2"
+    select="(ancestor::sect1[$chunk.section.depth &gt; 0 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |ancestor::sect2[$chunk.section.depth &gt; 1 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |ancestor::sect3[$chunk.section.depth &gt; 2 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |ancestor::sect4[$chunk.section.depth &gt; 3 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |ancestor::sect5[$chunk.section.depth &gt; 4 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |ancestor::section[$chunk.section.depth &gt; count(ancestor::section) and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1])[last()]"/>
+
+  <xsl:variable name="prev"
+    select="(preceding::book[1]
+             |preceding::preface[1]
+             |preceding::chapter[1]
+             |preceding::appendix[1]
+             |preceding::part[1]
+             |preceding::reference[1]
+             |preceding::refentry[1]
+             |preceding::colophon[1]
+             |preceding::article[1]
+             |preceding::bibliography[parent::article or parent::book or parent::part][1]
+             |preceding::glossary[parent::article or parent::book or parent::part][1]
+             |preceding::index[$generate.index != 0]
+                               [parent::article or parent::book or parent::part][1]
+             |preceding::setindex[$generate.index != 0][1]
+             |ancestor::set
+             |ancestor::book[1]
+             |ancestor::preface[1]
+             |ancestor::chapter[1]
+             |ancestor::appendix[1]
+             |ancestor::part[1]
+             |ancestor::reference[1]
+             |ancestor::article[1]
+             |$prev-v1
+             |$prev-v2)[last()]"/>
+
+  <xsl:variable name="next-v1"
+    select="(following::sect1[$chunk.section.depth &gt; 0 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |following::sect2[$chunk.section.depth &gt; 1 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |following::sect3[$chunk.section.depth &gt; 2 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |following::sect4[$chunk.section.depth &gt; 3 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |following::sect5[$chunk.section.depth &gt; 4 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |following::section[$chunk.section.depth &gt; count(ancestor::section) and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1])[1]"/>
+
+  <xsl:variable name="next-v2"
+    select="(descendant::sect1[$chunk.section.depth &gt; 0 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |descendant::sect2[$chunk.section.depth &gt; 1 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |descendant::sect3[$chunk.section.depth &gt; 2 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |descendant::sect4[$chunk.section.depth &gt; 3 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |descendant::sect5[$chunk.section.depth &gt; 4 and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1]
+             |descendant::section[$chunk.section.depth 
+                                  &gt; count(ancestor::section) and not(ancestor::*/processing-instruction('dbhtml')[normalize-space(.) ='stop-chunking'])][1])[1]"/>
+
+  <xsl:variable name="next"
+    select="(following::book[1]
+             |following::preface[1]
+             |following::chapter[1]
+             |following::appendix[1]
+             |following::part[1]
+             |following::reference[1]
+             |following::refentry[1]
+             |following::colophon[1]
+             |following::bibliography[parent::article or parent::book or parent::part][1]
+             |following::glossary[parent::article or parent::book or parent::part][1]
+             |following::index[$generate.index != 0]
+                               [parent::article or parent::book][1]
+             |following::article[1]
+             |following::setindex[$generate.index != 0][1]
+             |descendant::book[1]
+             |descendant::preface[1]
+             |descendant::chapter[1]
+             |descendant::appendix[1]
+             |descendant::article[1]
+             |descendant::bibliography[parent::article or parent::book][1]
+             |descendant::glossary[parent::article or parent::book or parent::part][1]
+             |descendant::index[$generate.index != 0]
+                               [parent::article or parent::book][1]
+             |descendant::colophon[1]
+             |descendant::setindex[$generate.index != 0][1]
+             |descendant::part[1]
+             |descendant::reference[1]
+             |descendant::refentry[1]
+             |$next-v1
+             |$next-v2)[1]"/>
+
+  <xsl:call-template name="process-chunk">
+    <xsl:with-param name="prev" select="$prev"/>
+    <xsl:with-param name="next" select="$next"/>
+    <xsl:with-param name="content" select="$content"/>
+  </xsl:call-template>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<!-- ==================================================================== -->
+
+<xsl:template name="make.lots">
+  <xsl:param name="toc.params" select="''"/>
+  <xsl:param name="toc"/>
+
+  <xsl:variable name="lots">
+    <xsl:if test="contains($toc.params, 'toc')">
+      <xsl:copy-of select="$toc"/>
+    </xsl:if>
+
+    <xsl:if test="contains($toc.params, 'figure')">
+      <xsl:choose>
+        <xsl:when test="$chunk.separate.lots != '0'">
+          <xsl:call-template name="make.lot.chunk">
+            <xsl:with-param name="type" select="'figure'"/>
+            <xsl:with-param name="lot">
+              <xsl:call-template name="list.of.titles">
+                <xsl:with-param name="titles" select="'figure'"/>
+                <xsl:with-param name="nodes" select=".//figure"/>
+              </xsl:call-template>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="list.of.titles">
+            <xsl:with-param name="titles" select="'figure'"/>
+            <xsl:with-param name="nodes" select=".//figure"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:if>
+
+    <xsl:if test="contains($toc.params, 'table')">
+      <xsl:choose>
+        <xsl:when test="$chunk.separate.lots != '0'">
+          <xsl:call-template name="make.lot.chunk">
+            <xsl:with-param name="type" select="'table'"/>
+            <xsl:with-param name="lot">
+              <xsl:call-template name="list.of.titles">
+                <xsl:with-param name="titles" select="'table'"/>
+                <xsl:with-param name="nodes" select=".//table"/>
+              </xsl:call-template>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="list.of.titles">
+            <xsl:with-param name="titles" select="'table'"/>
+            <xsl:with-param name="nodes" select=".//table"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:if>
+
+    <xsl:if test="contains($toc.params, 'example')">
+      <xsl:choose>
+        <xsl:when test="$chunk.separate.lots != '0'">
+          <xsl:call-template name="make.lot.chunk">
+            <xsl:with-param name="type" select="'example'"/>
+            <xsl:with-param name="lot">
+              <xsl:call-template name="list.of.titles">
+                <xsl:with-param name="titles" select="'example'"/>
+                <xsl:with-param name="nodes" select=".//example"/>
+              </xsl:call-template>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="list.of.titles">
+            <xsl:with-param name="titles" select="'example'"/>
+            <xsl:with-param name="nodes" select=".//example"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:if>
+
+    <xsl:if test="contains($toc.params, 'equation')">
+      <xsl:choose>
+        <xsl:when test="$chunk.separate.lots != '0'">
+          <xsl:call-template name="make.lot.chunk">
+            <xsl:with-param name="type" select="'equation'"/>
+            <xsl:with-param name="lot">
+              <xsl:call-template name="list.of.titles">
+                <xsl:with-param name="titles" select="'equation'"/>
+                <xsl:with-param name="nodes" select=".//equation[title or info/title]"/>
+              </xsl:call-template>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="list.of.titles">
+            <xsl:with-param name="titles" select="'equation'"/>
+            <xsl:with-param name="nodes" select=".//equation[title or info/title]"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:if>
+
+    <xsl:if test="contains($toc.params, 'procedure')">
+      <xsl:choose>
+        <xsl:when test="$chunk.separate.lots != '0'">
+          <xsl:call-template name="make.lot.chunk">
+            <xsl:with-param name="type" select="'procedure'"/>
+            <xsl:with-param name="lot">
+              <xsl:call-template name="list.of.titles">
+                <xsl:with-param name="titles" select="'procedure'"/>
+                <xsl:with-param name="nodes" select=".//procedure[title]"/>
+              </xsl:call-template>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="list.of.titles">
+            <xsl:with-param name="titles" select="'procedure'"/>
+            <xsl:with-param name="nodes" select=".//procedure[title]"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:if test="string($lots) != ''">
+    <xsl:choose>
+      <xsl:when test="$chunk.tocs.and.lots != 0 and not(parent::*)">
+        <xsl:call-template name="write.chunk">
+          <xsl:with-param name="filename">
+            <xsl:call-template name="make-relative-filename">
+              <xsl:with-param name="base.dir" select="$base.dir"/>
+              <xsl:with-param name="base.name">
+                <xsl:call-template name="dbhtml-dir"/>
+                <xsl:apply-templates select="." mode="recursive-chunk-filename">
+                  <xsl:with-param name="recursive" select="true()"/>
+                </xsl:apply-templates>
+                <xsl:text>-toc</xsl:text>
+                <xsl:value-of select="$html.ext"/>
+              </xsl:with-param>
+            </xsl:call-template>
+          </xsl:with-param>
+          <xsl:with-param name="content">
+            <xsl:call-template name="chunk-element-content">
+              <xsl:with-param name="prev" select="/foo"/>
+              <xsl:with-param name="next" select="/foo"/>
+              <xsl:with-param name="nav.context" select="'toc'"/>
+              <xsl:with-param name="content">
+                <xsl:if test="$chunk.tocs.and.lots.has.title != 0">
+                  <h1>
+                    <xsl:apply-templates select="." mode="object.title.markup"/>
+                  </h1>
+                </xsl:if>
+                <xsl:copy-of select="$lots"/>
+              </xsl:with-param>
+            </xsl:call-template>
+          </xsl:with-param>
+          <xsl:with-param name="quiet" select="$chunk.quietly"/>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:copy-of select="$lots"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:if>
+</xsl:template>
+
+<xsl:template name="make.lot.chunk">
+  <xsl:param name="type" select="''"/>
+  <xsl:param name="lot"/>
+
+  <xsl:if test="string($lot) != ''">
+    <xsl:variable name="filename">
+      <xsl:call-template name="make-relative-filename">
+        <xsl:with-param name="base.dir" select="$base.dir"/>
+        <xsl:with-param name="base.name">
+          <xsl:call-template name="dbhtml-dir"/>
+          <xsl:value-of select="$type"/>
+          <xsl:text>-toc</xsl:text>
+          <xsl:value-of select="$html.ext"/>
+        </xsl:with-param>
+      </xsl:call-template>
+    </xsl:variable>
+
+    <xsl:variable name="href">
+      <xsl:call-template name="make-relative-filename">
+        <xsl:with-param name="base.name">
+          <xsl:call-template name="dbhtml-dir"/>
+          <xsl:value-of select="$type"/>
+          <xsl:text>-toc</xsl:text>
+          <xsl:value-of select="$html.ext"/>
+        </xsl:with-param>
+      </xsl:call-template>
+    </xsl:variable>
+
+    <xsl:call-template name="write.chunk">
+      <xsl:with-param name="filename" select="$filename"/>
+      <xsl:with-param name="content">
+        <xsl:call-template name="chunk-element-content">
+          <xsl:with-param name="prev" select="/foo"/>
+          <xsl:with-param name="next" select="/foo"/>
+          <xsl:with-param name="nav.context" select="'toc'"/>
+          <xsl:with-param name="content">
+            <xsl:copy-of select="$lot"/>
+          </xsl:with-param>
+        </xsl:call-template>
+      </xsl:with-param>
+      <xsl:with-param name="quiet" select="$chunk.quietly"/>
+    </xsl:call-template>
+    <!-- And output a link to this file -->
+    <div>
+      <xsl:attribute name="class">
+        <xsl:text>ListofTitles</xsl:text>
+      </xsl:attribute>
+      <a href="{$href}">
+        <xsl:call-template name="gentext">
+          <xsl:with-param name="key">
+            <xsl:choose>
+              <xsl:when test="$type='table'">ListofTables</xsl:when>
+              <xsl:when test="$type='figure'">ListofFigures</xsl:when>
+              <xsl:when test="$type='equation'">ListofEquations</xsl:when>
+              <xsl:when test="$type='example'">ListofExamples</xsl:when>
+              <xsl:when test="$type='procedure'">ListofProcedures</xsl:when>
+              <xsl:otherwise>ListofUnknown</xsl:otherwise>
+            </xsl:choose>
+          </xsl:with-param>
+        </xsl:call-template>
+      </a>
+    </div>
+  </xsl:if>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="in.other.chunk">
+  <xsl:param name="chunk" select="."/>
+  <xsl:param name="node" select="."/>
+
+  <xsl:variable name="is.chunk">
+    <xsl:call-template name="chunk">
+      <xsl:with-param name="node" select="$node"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+<!--
+  <xsl:message>
+    <xsl:text>in.other.chunk: </xsl:text>
+    <xsl:value-of select="name($chunk)"/>
+    <xsl:text> </xsl:text>
+    <xsl:value-of select="name($node)"/>
+    <xsl:text> </xsl:text>
+    <xsl:value-of select="$chunk = $node"/>
+    <xsl:text> </xsl:text>
+    <xsl:value-of select="$is.chunk"/>
+  </xsl:message>
+-->
+
+  <xsl:choose>
+    <xsl:when test="$chunk = $node">0</xsl:when>
+    <xsl:when test="$is.chunk = 1">1</xsl:when>
+    <xsl:when test="count($node) = 0">0</xsl:when>
+    <xsl:otherwise>
+      <xsl:call-template name="in.other.chunk">
+        <xsl:with-param name="chunk" select="$chunk"/>
+        <xsl:with-param name="node" select="$node/parent::*"/>
+      </xsl:call-template>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="count.footnotes.in.this.chunk">
+  <xsl:param name="node" select="."/>
+  <xsl:param name="footnotes" select="$node//footnote"/>
+  <xsl:param name="count" select="0"/>
+
+<!--
+  <xsl:message>
+    <xsl:text>count.footnotes.in.this.chunk: </xsl:text>
+    <xsl:value-of select="name($node)"/>
+  </xsl:message>
+-->
+
+  <xsl:variable name="in.other.chunk">
+    <xsl:call-template name="in.other.chunk">
+      <xsl:with-param name="chunk" select="$node"/>
+      <xsl:with-param name="node" select="$footnotes[1]"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="count($footnotes) = 0">
+      <xsl:value-of select="$count"/>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:choose>
+        <xsl:when test="$in.other.chunk != 0">
+          <xsl:call-template name="count.footnotes.in.this.chunk">
+            <xsl:with-param name="node" select="$node"/>
+            <xsl:with-param name="footnotes"
+                            select="$footnotes[position() &gt; 1]"/>
+            <xsl:with-param name="count" select="$count"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:when test="$footnotes[1]/ancestor::table
+                        |$footnotes[1]/ancestor::informaltable">
+          <xsl:call-template name="count.footnotes.in.this.chunk">
+            <xsl:with-param name="node" select="$node"/>
+            <xsl:with-param name="footnotes"
+                            select="$footnotes[position() &gt; 1]"/>
+            <xsl:with-param name="count" select="$count"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:call-template name="count.footnotes.in.this.chunk">
+            <xsl:with-param name="node" select="$node"/>
+            <xsl:with-param name="footnotes"
+                            select="$footnotes[position() &gt; 1]"/>
+            <xsl:with-param name="count" select="$count + 1"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="process.footnotes.in.this.chunk">
+  <xsl:param name="node" select="."/>
+  <xsl:param name="footnotes" select="$node//footnote"/>
+
+<!--
+  <xsl:message>process.footnotes.in.this.chunk</xsl:message>
+-->
+
+  <xsl:variable name="in.other.chunk">
+    <xsl:call-template name="in.other.chunk">
+      <xsl:with-param name="chunk" select="$node"/>
+      <xsl:with-param name="node" select="$footnotes[1]"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="count($footnotes) = 0">
+      <!-- nop -->
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:choose>
+        <xsl:when test="$in.other.chunk != 0">
+          <xsl:call-template name="process.footnotes.in.this.chunk">
+            <xsl:with-param name="node" select="$node"/>
+            <xsl:with-param name="footnotes"
+                            select="$footnotes[position() &gt; 1]"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:when test="$footnotes[1]/ancestor::table
+                        |$footnotes[1]/ancestor::informaltable">
+          <xsl:call-template name="process.footnotes.in.this.chunk">
+            <xsl:with-param name="node" select="$node"/>
+            <xsl:with-param name="footnotes"
+                            select="$footnotes[position() &gt; 1]"/>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:apply-templates select="$footnotes[1]"
+                               mode="process.footnote.mode"/>
+          <xsl:call-template name="process.footnotes.in.this.chunk">
+            <xsl:with-param name="node" select="$node"/>
+            <xsl:with-param name="footnotes"
+                            select="$footnotes[position() &gt; 1]"/>
+          </xsl:call-template>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="process.footnotes">
+  <xsl:variable name="footnotes" select=".//footnote"/>
+  <xsl:variable name="fcount">
+    <xsl:call-template name="count.footnotes.in.this.chunk">
+      <xsl:with-param name="node" select="."/>
+      <xsl:with-param name="footnotes" select="$footnotes"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+<!--
+  <xsl:message>
+    <xsl:value-of select="name(.)"/>
+    <xsl:text> fcount: </xsl:text>
+    <xsl:value-of select="$fcount"/>
+  </xsl:message>
+-->
+
+  <!-- Only bother to do this if there's at least one non-table footnote -->
+  <xsl:if test="$fcount &gt; 0">
+    <div class="footnotes">
+      <br/>
+      <hr width="100" align="{$direction.align.start}"/>
+      <xsl:call-template name="process.footnotes.in.this.chunk">
+        <xsl:with-param name="node" select="."/>
+        <xsl:with-param name="footnotes" select="$footnotes"/>
+      </xsl:call-template>
+    </div>
+  </xsl:if>
+
+  <!-- FIXME: When chunking, only the annotations actually used
+              in this chunk should be referenced. I don't think it
+              does any harm to reference them all, but it adds
+              unnecessary bloat to each chunk. -->
+  <xsl:if test="$annotation.support != 0 and //annotation">
+    <div class="annotation-list">
+      <div class="annotation-nocss">
+        <p>The following annotations are from this essay. You are seeing
+        them here because your browser doesn’t support the user-interface
+        techniques used to make them appear as ‘popups’ on modern browsers.</p>
+      </div>
+
+      <xsl:apply-templates select="//annotation"
+                           mode="annotation-popup"/>
+    </div>
+  </xsl:if>
+</xsl:template>
+
+<xsl:template name="process.chunk.footnotes">
+  <xsl:variable name="is.chunk">
+    <xsl:call-template name="chunk"/>
+  </xsl:variable>
+  <xsl:if test="$is.chunk = 1">
+    <xsl:call-template name="process.footnotes"/>
+  </xsl:if>
+</xsl:template>
+
+<!-- ====================================================================== -->
+
+<xsl:template name="chunk">
+  <xsl:param name="node" select="."/>
+  <!-- returns 1 if $node is a chunk -->
+
+  <!-- ==================================================================== -->
+  <!-- What's a chunk?
+
+       The root element
+       appendix
+       article
+       bibliography  in article or part or book
+       book
+       chapter
+       colophon
+       glossary      in article or part or book
+       index         in article or part or book
+       part
+       preface
+       refentry
+       reference
+       sect{1,2,3,4,5}  if position()>1 && depth < chunk.section.depth
+       section          if position()>1 && depth < chunk.section.depth
+       set
+       setindex
+                                                                            -->
+  <!-- ==================================================================== -->
+
+<!--
+  <xsl:message>
+    <xsl:text>chunk: </xsl:text>
+    <xsl:value-of select="name($node)"/>
+    <xsl:text>(</xsl:text>
+    <xsl:value-of select="$node/@id"/>
+    <xsl:text>)</xsl:text>
+    <xsl:text> csd: </xsl:text>
+    <xsl:value-of select="$chunk.section.depth"/>
+    <xsl:text> cfs: </xsl:text>
+    <xsl:value-of select="$chunk.first.sections"/>
+    <xsl:text> ps: </xsl:text>
+    <xsl:value-of select="count($node/parent::section)"/>
+    <xsl:text> prs: </xsl:text>
+    <xsl:value-of select="count($node/preceding-sibling::section)"/>
+  </xsl:message>
+-->
+
+  <xsl:choose>
+	  <xsl:when test="$node/parent::*/processing-instruction('dbhtml')[normalize-space(.) = 'stop-chunking']">0</xsl:when>
+    <xsl:when test="not($node/parent::*)">1</xsl:when>
+
+    <xsl:when test="local-name($node) = 'sect1'
+                    and $chunk.section.depth &gt;= 1
+                    and ($chunk.first.sections != 0
+                         or count($node/preceding-sibling::sect1) &gt; 0)">
+      <xsl:text>1</xsl:text>
+    </xsl:when>
+    <xsl:when test="local-name($node) = 'sect2'
+                    and $chunk.section.depth &gt;= 2
+                    and ($chunk.first.sections != 0
+                         or count($node/preceding-sibling::sect2) &gt; 0)">
+      <xsl:call-template name="chunk">
+        <xsl:with-param name="node" select="$node/parent::*"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:when test="local-name($node) = 'sect3'
+                    and $chunk.section.depth &gt;= 3
+                    and ($chunk.first.sections != 0
+                         or count($node/preceding-sibling::sect3) &gt; 0)">
+      <xsl:call-template name="chunk">
+        <xsl:with-param name="node" select="$node/parent::*"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:when test="local-name($node) = 'sect4'
+                    and $chunk.section.depth &gt;= 4
+                    and ($chunk.first.sections != 0
+                         or count($node/preceding-sibling::sect4) &gt; 0)">
+      <xsl:call-template name="chunk">
+        <xsl:with-param name="node" select="$node/parent::*"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:when test="local-name($node) = 'sect5'
+                    and $chunk.section.depth &gt;= 5
+                    and ($chunk.first.sections != 0
+                         or count($node/preceding-sibling::sect5) &gt; 0)">
+      <xsl:call-template name="chunk">
+        <xsl:with-param name="node" select="$node/parent::*"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:when test="local-name($node) = 'section'
+                    and $chunk.section.depth &gt;= count($node/ancestor::section)+1
+                    and ($chunk.first.sections != 0
+                         or count($node/preceding-sibling::section) &gt; 0)">
+      <xsl:call-template name="chunk">
+        <xsl:with-param name="node" select="$node/parent::*"/>
+      </xsl:call-template>
+    </xsl:when>
+
+    <xsl:when test="local-name($node)='preface'">1</xsl:when>
+    <xsl:when test="local-name($node)='chapter'">1</xsl:when>
+    <xsl:when test="local-name($node)='appendix'">1</xsl:when>
+    <xsl:when test="local-name($node)='article'">1</xsl:when>
+    <xsl:when test="local-name($node)='part'">1</xsl:when>
+    <xsl:when test="local-name($node)='reference'">1</xsl:when>
+    <xsl:when test="local-name($node)='refentry'">1</xsl:when>
+    <xsl:when test="local-name($node)='index' and ($generate.index != 0 or count($node/*) > 0)
+                    and (local-name($node/parent::*) = 'article'
+                    or local-name($node/parent::*) = 'book'
+                    or local-name($node/parent::*) = 'part'
+                    )">1</xsl:when>
+    <xsl:when test="local-name($node)='bibliography'
+                    and (local-name($node/parent::*) = 'article'
+                    or local-name($node/parent::*) = 'book'
+                    or local-name($node/parent::*) = 'part'
+                    )">1</xsl:when>
+    <xsl:when test="local-name($node)='glossary'
+                    and (local-name($node/parent::*) = 'article'
+                    or local-name($node/parent::*) = 'book'
+                    or local-name($node/parent::*) = 'part'
+                    )">1</xsl:when>
+    <xsl:when test="local-name($node)='colophon'">1</xsl:when>
+    <xsl:when test="local-name($node)='book'">1</xsl:when>
+    <xsl:when test="local-name($node)='set'">1</xsl:when>
+    <xsl:when test="local-name($node)='setindex'">1</xsl:when>
+    <xsl:when test="local-name($node)='legalnotice'
+                    and $generate.legalnotice.link != 0">1</xsl:when>
+    <xsl:otherwise>0</xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<!-- ==================================================================== -->
+<xsl:template name="href.target.uri">
+  <xsl:param name="object" select="."/>
+  <xsl:variable name="ischunk">
+    <xsl:call-template name="chunk">
+      <xsl:with-param name="node" select="$object"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:apply-templates mode="chunk-filename" select="$object"/>
+
+  <xsl:if test="$ischunk='0'">
+    <xsl:text>#</xsl:text>
+    <xsl:call-template name="object.id">
+      <xsl:with-param name="object" select="$object"/>
+    </xsl:call-template>
+  </xsl:if>
+</xsl:template>
+
+<xsl:template name="href.target">
+  <xsl:param name="context" select="."/>
+  <xsl:param name="object" select="."/>
+  <xsl:param name="toc-context" select="."/>
+  <!-- * If $toc-context contains some node other than the current node, -->
+  <!-- * it means we're processing a link in a TOC. In that case, to -->
+  <!-- * ensure the link will work correctly, we need to take a look at -->
+  <!-- * where the file containing the TOC will get written, and where -->
+  <!-- * the file that's being linked to will get written. -->
+  <xsl:variable name="toc-output-dir">
+    <xsl:if test="not($toc-context = .)">
+      <!-- * Get the $toc-context node and all its ancestors, look down -->
+      <!-- * through them to find the last/closest node to the -->
+      <!-- * toc-context node that has a "dbhtml dir" PI, and get the -->
+      <!-- * directory name from that. That's the name of the directory -->
+      <!-- * to which the current toc output file will get written. -->
+      <xsl:call-template name="dbhtml-dir">
+        <xsl:with-param name="context"
+          select="$toc-context/ancestor-or-self::*[processing-instruction('dbhtml')[contains(.,'dir')]][last()]"/>
+      </xsl:call-template>
+    </xsl:if>
+  </xsl:variable>
+  <xsl:variable name="linked-file-output-dir">
+    <xsl:if test="not($toc-context = .)">
+      <!-- * Get the current node and all its ancestors, look down -->
+      <!-- * through them to find the last/closest node to the current -->
+      <!-- * node that has a "dbhtml dir" PI, and get the directory name -->
+      <!-- * from that.  That's the name of the directory to which the -->
+      <!-- * file that's being linked to will get written. -->
+      <xsl:call-template name="dbhtml-dir">
+        <xsl:with-param name="context"
+          select="ancestor-or-self::*[processing-instruction('dbhtml')[contains(.,'dir')]][last()]"/>
+      </xsl:call-template>
+    </xsl:if>
+  </xsl:variable>
+  <xsl:variable name="href.to.uri">
+    <xsl:call-template name="href.target.uri">
+      <xsl:with-param name="object" select="$object"/>
+    </xsl:call-template>
+  </xsl:variable>
+  <xsl:variable name="href.from.uri">
+    <xsl:choose>
+      <xsl:when test="not($toc-context = .)">
+        <xsl:call-template name="href.target.uri">
+          <xsl:with-param name="object" select="$toc-context"/>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:call-template name="href.target.uri">
+          <xsl:with-param name="object" select="$context"/>
+        </xsl:call-template>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+  <!-- * <xsl:message>toc-context: <xsl:value-of select="local-name($toc-context)"/></xsl:message> -->
+  <!-- * <xsl:message>node: <xsl:value-of select="local-name(.)"/></xsl:message> -->
+  <!-- * <xsl:message>context: <xsl:value-of select="local-name($context)"/></xsl:message> -->
+  <!-- * <xsl:message>object: <xsl:value-of select="local-name($object)"/></xsl:message> -->
+  <!-- * <xsl:message>toc-output-dir: <xsl:value-of select="$toc-output-dir"/></xsl:message> -->
+  <!-- * <xsl:message>linked-file-output-dir: <xsl:value-of select="$linked-file-output-dir"/></xsl:message> -->
+  <!-- * <xsl:message>href.to.uri: <xsl:value-of select="$href.to.uri"/></xsl:message> -->
+  <!-- * <xsl:message>href.from.uri: <xsl:value-of select="$href.from.uri"/></xsl:message> -->
+  <xsl:variable name="href.to">
+    <xsl:choose>
+      <!-- * 2007-07-19, MikeSmith: Added the following conditional to -->
+      <!-- * deal with a problem case for links in TOCs. It checks to see -->
+      <!-- * if the output dir that a TOC will get written to is -->
+      <!-- * different from the output dir of the file being linked to. -->
+      <!-- * If it is different, we do not call trim.common.uri.paths. -->
+      <!-- *  -->
+      <!-- * Reason why I added that conditional is: I ran into a bug for -->
+      <!-- * this case: -->
+      <!-- *  -->
+      <!-- * 1. we are chunking into separate dirs -->
+      <!-- *  -->
+      <!-- * 2. output for the TOC is written to current dir, but the file -->
+      <!-- *    being linked to is written to some subdir "foo". -->
+      <!-- *  -->
+      <!-- * For that case, links to that file in that TOC did not show -->
+      <!-- * the correct path - they omitted the "foo". -->
+      <!-- *  -->
+      <!-- * The cause of that problem was that the trim.common.uri.paths -->
+      <!-- * template[1] was being called under all conditions. But it's -->
+      <!-- * apparent that we don't want to call trim.common.uri.paths in -->
+      <!-- * the case where a linked file is being written to a different -->
+      <!-- * directory than the TOC that contains the link, because doing -->
+      <!-- * so will cause a necessary (not redundant) directory-name -->
+      <!-- * part of the link to get inadvertently trimmed, resulting in -->
+      <!-- * a broken link to that file. Thus, added the conditional. -->
+      <!-- *  -->
+      <!-- * [1] The purpose of the trim.common.uri.paths template is to -->
+      <!-- * prevent cases where, if we didn't call it, we end up with -->
+      <!-- * unnecessary, redundant directory names getting output; for -->
+      <!-- * example, "foo/foo/refname.html". -->
+      <xsl:when test="not($toc-output-dir = $linked-file-output-dir)">
+        <xsl:value-of select="$href.to.uri"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:call-template name="trim.common.uri.paths">
+          <xsl:with-param name="uriA" select="$href.to.uri"/>
+          <xsl:with-param name="uriB" select="$href.from.uri"/>
+          <xsl:with-param name="return" select="'A'"/>
+        </xsl:call-template>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+  <xsl:variable name="href.from">
+    <xsl:call-template name="trim.common.uri.paths">
+      <xsl:with-param name="uriA" select="$href.to.uri"/>
+      <xsl:with-param name="uriB" select="$href.from.uri"/>
+      <xsl:with-param name="return" select="'B'"/>
+    </xsl:call-template>
+  </xsl:variable>
+  <xsl:variable name="depth">
+    <xsl:call-template name="count.uri.path.depth">
+      <xsl:with-param name="filename" select="$href.from"/>
+    </xsl:call-template>
+  </xsl:variable>
+  <xsl:variable name="href">
+    <xsl:call-template name="copy-string">
+      <xsl:with-param name="string" select="'../'"/>
+      <xsl:with-param name="count" select="$depth"/>
+    </xsl:call-template>
+    <xsl:value-of select="$href.to"/>
+  </xsl:variable>
+  <!--
+  <xsl:message>
+    <xsl:text>In </xsl:text>
+    <xsl:value-of select="name(.)"/>
+    <xsl:text> (</xsl:text>
+    <xsl:value-of select="$href.from"/>
+    <xsl:text>,</xsl:text>
+    <xsl:value-of select="$depth"/>
+    <xsl:text>) </xsl:text>
+    <xsl:value-of select="name($object)"/>
+    <xsl:text> href=</xsl:text>
+    <xsl:value-of select="$href"/>
+  </xsl:message>
+  -->
+  <xsl:value-of select="$href"/>
+</xsl:template>
+
+<!-- Returns the complete olink href value if found -->
+<!-- Must take into account any dbhtml dir of the chunk containing the olink -->
+<xsl:template name="make.olink.href">
+  <xsl:param name="olink.key" select="''"/>
+  <xsl:param name="target.database"/>
+
+  <xsl:if test="$olink.key != ''">
+    <xsl:variable name="target.href" >
+      <xsl:for-each select="$target.database" >
+        <xsl:value-of select="key('targetptr-key', $olink.key)[1]/@href" />
+      </xsl:for-each>
+    </xsl:variable>
+  
+    <!-- an olink starting point may be in a subdirectory, so need
+         the "from" reference point to compute a relative path -->
+
+    <xsl:variable name="from.href">
+      <xsl:call-template name="olink.from.uri">
+        <xsl:with-param name="target.database" select="$target.database"/>
+        <xsl:with-param name="object" select="."/>
+        <xsl:with-param name="object.targetdoc" select="$current.docid"/>
+      </xsl:call-template>
+    </xsl:variable>
+
+    <!-- If the from.href has directory path, then must "../" upward
+         to document level -->
+    <xsl:variable name="upward.from.path">
+      <xsl:call-template name="upward.path">
+        <xsl:with-param name="path" select="$from.href"/>
+      </xsl:call-template>
+    </xsl:variable>
+
+    <xsl:variable name="targetdoc">
+      <xsl:value-of select="substring-before($olink.key, '/')"/>
+    </xsl:variable>
+  
+    <!-- Does the target database use a sitemap? -->
+    <xsl:variable name="use.sitemap">
+      <xsl:choose>
+        <xsl:when test="$target.database//sitemap">1</xsl:when>
+        <xsl:otherwise>0</xsl:otherwise>
+      </xsl:choose>
+    </xsl:variable>
+  
+  
+    <!-- Get the baseuri for this targetptr -->
+    <xsl:variable name="baseuri" >
+      <xsl:choose>
+        <!-- Does the database use a sitemap? -->
+        <xsl:when test="$use.sitemap != 0" >
+          <xsl:choose>
+            <!-- Was current.docid parameter set? -->
+            <xsl:when test="$current.docid != ''">
+              <!-- Was it found in the database? -->
+              <xsl:variable name="currentdoc.key" >
+                <xsl:for-each select="$target.database" >
+                  <xsl:value-of select="key('targetdoc-key',
+                                        $current.docid)/@targetdoc" />
+                </xsl:for-each>
+              </xsl:variable>
+              <xsl:choose>
+                <xsl:when test="$currentdoc.key != ''">
+                  <xsl:for-each select="$target.database" >
+                    <xsl:call-template name="targetpath" >
+                      <xsl:with-param name="dirnode" 
+                          select="key('targetdoc-key', $current.docid)/parent::dir"/>
+                      <xsl:with-param name="targetdoc" select="$targetdoc"/>
+                    </xsl:call-template>
+                  </xsl:for-each >
+                </xsl:when>
+                <xsl:otherwise>
+                  <xsl:message>
+                    <xsl:text>Olink error: cannot compute relative </xsl:text>
+                    <xsl:text>sitemap path because $current.docid '</xsl:text>
+                    <xsl:value-of select="$current.docid"/>
+                    <xsl:text>' not found in target database.</xsl:text>
+                  </xsl:message>
+                </xsl:otherwise>
+              </xsl:choose>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:message>
+                <xsl:text>Olink warning: cannot compute relative </xsl:text>
+                <xsl:text>sitemap path without $current.docid parameter</xsl:text>
+              </xsl:message>
+            </xsl:otherwise>
+          </xsl:choose> 
+          <!-- In either case, add baseuri from its document entry-->
+          <xsl:variable name="docbaseuri">
+            <xsl:for-each select="$target.database" >
+              <xsl:value-of select="key('targetdoc-key', $targetdoc)/@baseuri" />
+            </xsl:for-each>
+          </xsl:variable>
+          <xsl:if test="$docbaseuri != ''" >
+            <xsl:value-of select="$docbaseuri"/>
+          </xsl:if>
+        </xsl:when>
+        <!-- No database sitemap in use -->
+        <xsl:otherwise>
+          <!-- Just use any baseuri from its document entry -->
+          <xsl:variable name="docbaseuri">
+            <xsl:for-each select="$target.database" >
+              <xsl:value-of select="key('targetdoc-key', $targetdoc)/@baseuri" />
+            </xsl:for-each>
+          </xsl:variable>
+          <xsl:if test="$docbaseuri != ''" >
+            <xsl:value-of select="$docbaseuri"/>
+          </xsl:if>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:variable>
+  
+    <!-- Form the href information -->
+    <xsl:if test="not(contains($baseuri, ':'))">
+      <!-- if not an absolute uri, add upward path from olink chunk -->
+      <xsl:value-of select="$upward.from.path"/>
+    </xsl:if>
+
+    <xsl:if test="$baseuri != ''">
+      <xsl:value-of select="$baseuri"/>
+      <xsl:if test="substring($target.href,1,1) != '#'">
+        <!--xsl:text>/</xsl:text-->
+      </xsl:if>
+    </xsl:if>
+    <!-- optionally turn off frag for PDF references -->
+    <xsl:if test="not($insert.olink.pdf.frag = 0 and
+          translate(substring($baseuri, string-length($baseuri) - 3),
+                    'PDF', 'pdf') = '.pdf'
+          and starts-with($target.href, '#') )">
+      <xsl:value-of select="$target.href"/>
+    </xsl:if>
+  </xsl:if>
+</xsl:template>
+
+<!-- Computes "../" to reach top -->
+<xsl:template name="upward.path">
+  <xsl:param name="path" select="''"/>
+  <xsl:choose> 
+    <!-- Don't bother with absolute uris -->
+    <xsl:when test="contains($path, ':')"/>
+    <xsl:when test="starts-with($path, '/')"/>
+    <xsl:when test="contains($path, '/')">
+      <xsl:text>../</xsl:text>
+      <xsl:call-template name="upward.path">
+        <xsl:with-param name="path" select="substring-after($path, '/')"/>
+      </xsl:call-template>
+    </xsl:when>
+  </xsl:choose>
+
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="html.head">
+  <xsl:param name="prev" select="/foo"/>
+  <xsl:param name="next" select="/foo"/>
+  <xsl:variable name="this" select="."/>
+  <xsl:variable name="home" select="/*[1]"/>
+  <xsl:variable name="up" select="parent::*"/>
+
+  <head>
+    <xsl:call-template name="system.head.content"/>
+    <xsl:call-template name="head.content"/>
+
+    <xsl:if test="$home">
+      <link rel="home">
+        <xsl:attribute name="href">
+          <xsl:call-template name="href.target">
+            <xsl:with-param name="object" select="$home"/>
+          </xsl:call-template>
+        </xsl:attribute>
+        <xsl:attribute name="title">
+          <xsl:apply-templates select="$home"
+                               mode="object.title.markup.textonly"/>
+        </xsl:attribute>
+      </link>
+    </xsl:if>
+
+    <xsl:if test="$up">
+      <link rel="up">
+        <xsl:attribute name="href">
+          <xsl:call-template name="href.target">
+            <xsl:with-param name="object" select="$up"/>
+          </xsl:call-template>
+        </xsl:attribute>
+        <xsl:attribute name="title">
+          <xsl:apply-templates select="$up" mode="object.title.markup.textonly"/>
+        </xsl:attribute>
+      </link>
+    </xsl:if>
+
+    <xsl:if test="$prev">
+      <link rel="prev">
+        <xsl:attribute name="href">
+          <xsl:call-template name="href.target">
+            <xsl:with-param name="object" select="$prev"/>
+          </xsl:call-template>
+        </xsl:attribute>
+        <xsl:attribute name="title">
+          <xsl:apply-templates select="$prev" mode="object.title.markup.textonly"/>
+        </xsl:attribute>
+      </link>
+    </xsl:if>
+
+    <xsl:if test="$next">
+      <link rel="next">
+        <xsl:attribute name="href">
+          <xsl:call-template name="href.target">
+            <xsl:with-param name="object" select="$next"/>
+          </xsl:call-template>
+        </xsl:attribute>
+        <xsl:attribute name="title">
+          <xsl:apply-templates select="$next" mode="object.title.markup.textonly"/>
+        </xsl:attribute>
+      </link>
+    </xsl:if>
+
+    <xsl:if test="$html.extra.head.links != 0">
+      <xsl:for-each select="//part
+                            |//reference
+                            |//preface
+                            |//chapter
+                            |//article
+                            |//refentry
+                            |//appendix[not(parent::article)]|appendix
+                            |//glossary[not(parent::article)]|glossary
+                            |//index[not(parent::article)]|index">
+        <link rel="{local-name(.)}">
+          <xsl:attribute name="href">
+            <xsl:call-template name="href.target">
+              <xsl:with-param name="context" select="$this"/>
+              <xsl:with-param name="object" select="."/>
+            </xsl:call-template>
+          </xsl:attribute>
+          <xsl:attribute name="title">
+            <xsl:apply-templates select="." mode="object.title.markup.textonly"/>
+          </xsl:attribute>
+        </link>
+      </xsl:for-each>
+
+      <xsl:for-each select="section|sect1|refsection|refsect1">
+        <link>
+          <xsl:attribute name="rel">
+            <xsl:choose>
+              <xsl:when test="local-name($this) = 'section'
+                              or local-name($this) = 'refsection'">
+                <xsl:value-of select="'subsection'"/>
+              </xsl:when>
+              <xsl:otherwise>
+                <xsl:value-of select="'section'"/>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:attribute>
+          <xsl:attribute name="href">
+            <xsl:call-template name="href.target">
+              <xsl:with-param name="context" select="$this"/>
+              <xsl:with-param name="object" select="."/>
+            </xsl:call-template>
+          </xsl:attribute>
+          <xsl:attribute name="title">
+            <xsl:apply-templates select="." mode="object.title.markup.textonly"/>
+          </xsl:attribute>
+        </link>
+      </xsl:for-each>
+
+      <xsl:for-each select="sect2|sect3|sect4|sect5|refsect2|refsect3">
+        <link rel="subsection">
+          <xsl:attribute name="href">
+            <xsl:call-template name="href.target">
+              <xsl:with-param name="context" select="$this"/>
+              <xsl:with-param name="object" select="."/>
+            </xsl:call-template>
+          </xsl:attribute>
+          <xsl:attribute name="title">
+            <xsl:apply-templates select="." mode="object.title.markup.textonly"/>
+          </xsl:attribute>
+        </link>
+      </xsl:for-each>
+    </xsl:if>
+
+    <!-- * if we have a legalnotice and user wants it output as a -->
+    <!-- * separate page and $html.head.legalnotice.link.types is -->
+    <!-- * non-empty, we generate a link or links for each value in -->
+    <!-- * $html.head.legalnotice.link.types -->
+    <xsl:if test="//legalnotice
+                  and not($generate.legalnotice.link = 0)
+                  and not($html.head.legalnotice.link.types = '')">
+      <xsl:call-template name="make.legalnotice.head.links"/>
+    </xsl:if>
+
+    <xsl:call-template name="user.head.content"/>
+  </head>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="header.navigation">
+  <xsl:param name="prev" select="/foo"/>
+  <xsl:param name="next" select="/foo"/>
+  <xsl:param name="nav.context"/>
+
+  <xsl:variable name="home" select="/*[1]"/>
+  <xsl:variable name="up" select="parent::*"/>
+
+  <xsl:variable name="row1" select="$navig.showtitles != 0"/>
+  <xsl:variable name="row2" select="count($prev) &gt; 0
+                                    or (count($up) &gt; 0 
+                                        and generate-id($up) != generate-id($home)
+                                        and $navig.showtitles != 0)
+                                    or count($next) &gt; 0"/>
+
+  <xsl:if test="$suppress.navigation = '0' and $suppress.header.navigation = '0'">
+    <div class="navheader">
+      <xsl:if test="$row1 or $row2">
+        <table width="100%" summary="Navigation header">
+          <xsl:if test="$row1">
+            <tr>
+              <th colspan="3" align="center">
+                <xsl:apply-templates select="." mode="object.title.markup"/>
+              </th>
+            </tr>
+          </xsl:if>
+
+          <xsl:if test="$row2">
+            <tr>
+              <td width="20%" align="{$direction.align.start}">
+                <xsl:if test="count($prev)>0">
+                  <a accesskey="p">
+                    <xsl:attribute name="href">
+                      <xsl:call-template name="href.target">
+                        <xsl:with-param name="object" select="$prev"/>
+                      </xsl:call-template>
+                    </xsl:attribute>
+                    <xsl:call-template name="navig.content">
+                      <xsl:with-param name="direction" select="'prev'"/>
+                    </xsl:call-template>
+                  </a>
+                </xsl:if>
+                <xsl:text>&#160;</xsl:text>
+              </td>
+              <th width="60%" align="center">
+                <xsl:choose>
+                  <xsl:when test="count($up) > 0
+                                  and generate-id($up) != generate-id($home)
+                                  and $navig.showtitles != 0">
+                    <xsl:apply-templates select="$up" mode="object.title.markup"/>
+                  </xsl:when>
+                  <xsl:otherwise>&#160;</xsl:otherwise>
+                </xsl:choose>
+              </th>
+              <td width="20%" align="{$direction.align.end}">
+                <xsl:text>&#160;</xsl:text>
+                <xsl:if test="count($next)>0">
+                  <a accesskey="n">
+                    <xsl:attribute name="href">
+                      <xsl:call-template name="href.target">
+                        <xsl:with-param name="object" select="$next"/>
+                      </xsl:call-template>
+                    </xsl:attribute>
+                    <xsl:call-template name="navig.content">
+                      <xsl:with-param name="direction" select="'next'"/>
+                    </xsl:call-template>
+                  </a>
+                </xsl:if>
+              </td>
+            </tr>
+          </xsl:if>
+        </table>
+      </xsl:if>
+      <xsl:if test="$header.rule != 0">
+        <hr/>
+      </xsl:if>
+    </div>
+  </xsl:if>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="footer.navigation">
+  <xsl:param name="prev" select="/foo"/>
+  <xsl:param name="next" select="/foo"/>
+  <xsl:param name="nav.context"/>
+
+  <xsl:variable name="home" select="/*[1]"/>
+  <xsl:variable name="up" select="parent::*"/>
+
+  <xsl:variable name="row1" select="count($prev) &gt; 0
+                                    or count($up) &gt; 0
+                                    or count($next) &gt; 0"/>
+
+  <xsl:variable name="row2" select="($prev and $navig.showtitles != 0)
+                                    or (generate-id($home) != generate-id(.)
+                                        or $nav.context = 'toc')
+                                    or ($chunk.tocs.and.lots != 0
+                                        and $nav.context != 'toc')
+                                    or ($next and $navig.showtitles != 0)"/>
+
+  <xsl:if test="$suppress.navigation = '0' and $suppress.footer.navigation = '0'">
+    <div class="navfooter">
+      <xsl:if test="$footer.rule != 0">
+        <hr/>
+      </xsl:if>
+
+      <xsl:if test="$row1 or $row2">
+        <table width="100%" summary="Navigation footer">
+          <xsl:if test="$row1">
+            <tr>
+              <td width="40%" align="{$direction.align.start}">
+                <xsl:if test="count($prev)>0">
+                  <a accesskey="p">
+                    <xsl:attribute name="href">
+                      <xsl:call-template name="href.target">
+                        <xsl:with-param name="object" select="$prev"/>
+                      </xsl:call-template>
+                    </xsl:attribute>
+                    <xsl:call-template name="navig.content">
+                      <xsl:with-param name="direction" select="'prev'"/>
+                    </xsl:call-template>
+                  </a>
+                </xsl:if>
+                <xsl:text>&#160;</xsl:text>
+              </td>
+              <td width="20%" align="center">
+                <xsl:choose>
+                  <xsl:when test="count($up)&gt;0
+                                  and generate-id($up) != generate-id($home)">
+                    <a accesskey="u">
+                      <xsl:attribute name="href">
+                        <xsl:call-template name="href.target">
+                          <xsl:with-param name="object" select="$up"/>
+                        </xsl:call-template>
+                      </xsl:attribute>
+                      <xsl:call-template name="navig.content">
+                        <xsl:with-param name="direction" select="'up'"/>
+                      </xsl:call-template>
+                    </a>
+                  </xsl:when>
+                  <xsl:otherwise>&#160;</xsl:otherwise>
+                </xsl:choose>
+              </td>
+              <td width="40%" align="{$direction.align.end}">
+                <xsl:text>&#160;</xsl:text>
+                <xsl:if test="count($next)>0">
+                  <a accesskey="n">
+                    <xsl:attribute name="href">
+                      <xsl:call-template name="href.target">
+                        <xsl:with-param name="object" select="$next"/>
+                      </xsl:call-template>
+                    </xsl:attribute>
+                    <xsl:call-template name="navig.content">
+                      <xsl:with-param name="direction" select="'next'"/>
+                    </xsl:call-template>
+                  </a>
+                </xsl:if>
+              </td>
+            </tr>
+          </xsl:if>
+
+          <xsl:if test="$row2">
+            <tr>
+              <td width="40%" align="{$direction.align.start}" valign="top">
+                <xsl:if test="$navig.showtitles != 0">
+                  <xsl:apply-templates select="$prev" mode="object.title.markup"/>
+                </xsl:if>
+                <xsl:text>&#160;</xsl:text>
+              </td>
+              <td width="20%" align="center">
+                <xsl:choose>
+                  <xsl:when test="$home != . or $nav.context = 'toc'">
+                    <a accesskey="h">
+                      <xsl:attribute name="href">
+                        <xsl:call-template name="href.target">
+                          <xsl:with-param name="object" select="$home"/>
+                        </xsl:call-template>
+                      </xsl:attribute>
+                      <xsl:call-template name="navig.content">
+                        <xsl:with-param name="direction" select="'home'"/>
+                      </xsl:call-template>
+                    </a>
+                    <xsl:if test="$chunk.tocs.and.lots != 0 and $nav.context != 'toc'">
+                      <xsl:text>&#160;|&#160;</xsl:text>
+                    </xsl:if>
+                  </xsl:when>
+                  <xsl:otherwise>&#160;</xsl:otherwise>
+                </xsl:choose>
+
+                <xsl:if test="$chunk.tocs.and.lots != 0 and $nav.context != 'toc'">
+                  <a accesskey="t">
+                    <xsl:attribute name="href">
+                      <xsl:apply-templates select="/*[1]"
+                                           mode="recursive-chunk-filename">
+                        <xsl:with-param name="recursive" select="true()"/>
+                      </xsl:apply-templates>
+                      <xsl:text>-toc</xsl:text>
+                      <xsl:value-of select="$html.ext"/>
+                    </xsl:attribute>
+                    <xsl:call-template name="gentext">
+                      <xsl:with-param name="key" select="'nav-toc'"/>
+                    </xsl:call-template>
+                  </a>
+                </xsl:if>
+              </td>
+              <td width="40%" align="{$direction.align.end}" valign="top">
+                <xsl:text>&#160;</xsl:text>
+                <xsl:if test="$navig.showtitles != 0">
+                  <xsl:apply-templates select="$next" mode="object.title.markup"/>
+                </xsl:if>
+              </td>
+            </tr>
+          </xsl:if>
+        </table>
+      </xsl:if>
+    </div>
+  </xsl:if>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="navig.content">
+    <xsl:param name="direction" select="next"/>
+    <xsl:variable name="navtext">
+        <xsl:choose>
+            <xsl:when test="$direction = 'prev'">
+                <xsl:call-template name="gentext.nav.prev"/>
+            </xsl:when>
+            <xsl:when test="$direction = 'next'">
+                <xsl:call-template name="gentext.nav.next"/>
+            </xsl:when>
+            <xsl:when test="$direction = 'up'">
+                <xsl:call-template name="gentext.nav.up"/>
+            </xsl:when>
+            <xsl:when test="$direction = 'home'">
+                <xsl:call-template name="gentext.nav.home"/>
+            </xsl:when>
+            <xsl:otherwise>
+                <xsl:text>xxx</xsl:text>
+            </xsl:otherwise>
+        </xsl:choose>
+    </xsl:variable>
+
+    <xsl:choose>
+        <xsl:when test="$navig.graphics != 0">
+            <img>
+                <xsl:attribute name="src">
+                    <xsl:value-of select="$navig.graphics.path"/>
+                    <xsl:value-of select="$direction"/>
+                    <xsl:value-of select="$navig.graphics.extension"/>
+                </xsl:attribute>
+                <xsl:attribute name="alt">
+                    <xsl:value-of select="$navtext"/>
+                </xsl:attribute>
+            </img>
+        </xsl:when>
+        <xsl:otherwise>
+            <xsl:value-of select="$navtext"/>
+        </xsl:otherwise>
+    </xsl:choose>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<!-- * The following template assumes that the first legalnotice -->
+<!-- * instance found in a document applies to the contents of the -->
+<!-- * entire document. It generates an HTML link in each chunk, back -->
+<!-- * to the file containing the contents of the first legalnotice. -->
+<!-- * -->
+<!-- * Actually, it may generate multiple link instances in each chunk, -->
+<!-- * because it walks through the space-separated list of link -->
+<!-- * types specified in the $html.head.legalnotice.link.types param, -->
+<!-- * popping off link types and generating links for them until it -->
+<!-- * depletes the list. -->
+  
+<xsl:template name="make.legalnotice.head.links">
+  <!-- * the following ID is used as part of the legalnotice filename; -->
+  <!-- * we need it in order to construct the filename for use in the -->
+  <!-- * value of the href attribute on the link -->
+
+  <xsl:param name="ln-node" select="(//legalnotice)[1]"/>
+  
+  <xsl:param name="linktype">
+    <xsl:choose>
+      <xsl:when test="contains($html.head.legalnotice.link.types, ' ')">
+        <xsl:value-of
+            select="normalize-space(
+                    substring-before($html.head.legalnotice.link.types, ' '))"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="$html.head.legalnotice.link.types"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:param>
+  <xsl:param
+      name="remaining.linktypes"
+      select="concat(
+              normalize-space(
+              substring-after($html.head.legalnotice.link.types, ' ')),' ')"/>
+  <xsl:if test="not($linktype = '')">
+
+    <!-- Compute name of legalnotice file (see titlepage.xsl) -->
+    <xsl:variable name="file">
+      <xsl:call-template name="ln.or.rh.filename">
+	<xsl:with-param name="node" select="$ln-node"/>
+      </xsl:call-template>
+    </xsl:variable>
+   
+    <link rel="{$linktype}">
+      <xsl:attribute name="href">
+        <xsl:value-of select="$file"/>
+      </xsl:attribute>
+      <xsl:attribute name="title">
+        <xsl:apply-templates select="(//legalnotice)[1]"
+                             mode="object.title.markup.textonly"/>
+      </xsl:attribute>
+    </link>
+    <xsl:call-template name="make.legalnotice.head.links">
+      <!-- * pop the next value off the list of link types -->
+      <xsl:with-param
+          name="linktype"
+          select="substring-before($remaining.linktypes, ' ')"/>
+      <!-- * remove the link type from the list of remaining link types -->
+      <xsl:with-param
+          name="remaining.linktypes"
+          select="substring-after($remaining.linktypes, ' ')"/>
+    </xsl:call-template>
+  </xsl:if>
+</xsl:template>
+
+<!-- ==================================================================== -->
+<xsl:template name="chunk-element-content">
+  <xsl:param name="prev"/>
+  <xsl:param name="next"/>
+  <xsl:param name="nav.context"/>
+  <xsl:param name="content">
+    <xsl:apply-imports/>
+  </xsl:param>
+
+  <xsl:call-template name="user.preroot"/>
+
+  <html>
+    <xsl:call-template name="html.head">
+      <xsl:with-param name="prev" select="$prev"/>
+      <xsl:with-param name="next" select="$next"/>
+    </xsl:call-template>
+
+    <body>
+      <xsl:call-template name="body.attributes"/>
+      <xsl:call-template name="user.header.navigation"/>
+
+      <xsl:call-template name="header.navigation">
+        <xsl:with-param name="prev" select="$prev"/>
+        <xsl:with-param name="next" select="$next"/>
+        <xsl:with-param name="nav.context" select="$nav.context"/>
+      </xsl:call-template>
+
+      <xsl:call-template name="user.header.content"/>
+
+      <xsl:copy-of select="$content"/>
+
+      <xsl:call-template name="user.footer.content"/>
+
+      <xsl:call-template name="footer.navigation">
+        <xsl:with-param name="prev" select="$prev"/>
+        <xsl:with-param name="next" select="$next"/>
+        <xsl:with-param name="nav.context" select="$nav.context"/>
+      </xsl:call-template>
+
+      <xsl:call-template name="user.footer.navigation"/>
+    </body>
+  </html>
+  <xsl:value-of select="$chunk.append"/>
+</xsl:template>
+
+<!-- ==================================================================== -->
+<xsl:template name="generate.manifest">
+  <xsl:param name="node" select="/"/>
+  <xsl:call-template name="write.text.chunk">
+    <xsl:with-param name="filename">
+      <xsl:if test="$manifest.in.base.dir != 0">
+        <xsl:value-of select="$base.dir"/>
+      </xsl:if>
+      <xsl:value-of select="$manifest"/>
+    </xsl:with-param>
+    <xsl:with-param name="method" select="'text'"/>
+    <xsl:with-param name="content">
+      <xsl:apply-templates select="$node" mode="enumerate-files"/>
+    </xsl:with-param>
+    <xsl:with-param name="encoding" select="$chunker.output.encoding"/>
+  </xsl:call-template>
+</xsl:template>
+
+<!-- ==================================================================== -->
+
+<xsl:template name="dbhtml-dir">
+  <xsl:param name="context" select="."/>
+  <!-- directories are now inherited from previous levels -->
+  <xsl:variable name="ppath">
+    <xsl:if test="$context/parent::*">
+      <xsl:call-template name="dbhtml-dir">
+        <xsl:with-param name="context" select="$context/parent::*"/>
+      </xsl:call-template>
+    </xsl:if>
+  </xsl:variable>
+  <xsl:variable name="path">
+    <xsl:call-template name="pi.dbhtml_dir">
+      <xsl:with-param name="node" select="$context"/>
+    </xsl:call-template>
+  </xsl:variable>
+  <xsl:choose>
+    <xsl:when test="$path = ''">
+      <xsl:if test="$ppath != ''">
+        <xsl:value-of select="$ppath"/>
+      </xsl:if>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:if test="$ppath != ''">
+        <xsl:value-of select="$ppath"/>
+        <xsl:if test="substring($ppath, string-length($ppath), 1) != '/'">
+          <xsl:text>/</xsl:text>
+        </xsl:if>
+      </xsl:if>
+      <xsl:value-of select="$path"/>
+      <xsl:text>/</xsl:text>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+</xsl:stylesheet>