diff -urNp docbook-xsl-1.72.0/html/docbook.xsl devel/html/docbook.xsl
--- docbook-xsl-1.72.0/html/docbook.xsl	2007-01-21 18:39:03.000000000 +0100
+++ devel/html/docbook.xsl	2007-06-18 13:19:45.000000000 +0200
@@ -25,6 +25,7 @@
 <xsl:include href="../VERSION"/>
 <xsl:include href="param.xsl"/>
 <xsl:include href="../lib/lib.xsl"/>
+<xsl:include href="../lib/dumpfragment.xsl"/>
 <xsl:include href="../common/l10n.xsl"/>
 <xsl:include href="../common/common.xsl"/>
 <xsl:include href="../common/labels.xsl"/>
@@ -42,6 +43,7 @@
 <xsl:include href="graphics.xsl"/>
 <xsl:include href="xref.xsl"/>
 <xsl:include href="formal.xsl"/>
+<xsl:include href="dtbl.xsl"/>
 <xsl:include href="table.xsl"/>
 <xsl:include href="htmltbl.xsl"/>
 <xsl:include href="sections.xsl"/>
diff -urNp docbook-xsl-1.72.0/html/dtbl.xsl devel/html/dtbl.xsl
--- docbook-xsl-1.72.0/html/dtbl.xsl	1970-01-01 01:00:00.000000000 +0100
+++ devel/html/dtbl.xsl	2007-06-18 14:00:05.000000000 +0200
@@ -0,0 +1,292 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns:exsl="http://exslt.org/common"
+                xmlns:func="http://exslt.org/functions"
+                xmlns:dtbl="http://docbook.sourceforge.net/dtbl"
+                extension-element-prefixes="func"
+                exclude-result-prefixes="exsl func dtbl"
+                version="1.0">
+
+<func:function name="dtbl:convertLength">
+  <xsl:param name="arbitrary.length"/>
+
+  <xsl:variable name="pixels.per.inch" select="96"/>
+
+  <xsl:variable name="unscaled.length"
+                select="translate($arbitrary.length, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ', '')"/>
+
+  <xsl:variable name="units"
+                select="translate($arbitrary.length,'+-0123456789. ', '')"/>
+
+  <xsl:variable name="scaled.length">
+    <xsl:choose>
+      <xsl:when test="$units='in'">
+        <xsl:value-of select="$unscaled.length * $pixels.per.inch"/>
+      </xsl:when>
+      <xsl:when test="$units='cm'">
+        <xsl:value-of select="$unscaled.length * ($pixels.per.inch div 2.54)"/>
+      </xsl:when>
+      <xsl:when test="$units='mm'">
+        <xsl:value-of select="$unscaled.length * ($pixels.per.inch div 25.4)"/>
+      </xsl:when>
+      <xsl:when test="$units='pc'">
+        <xsl:value-of select="$unscaled.length * (($pixels.per.inch div 72) * 12)"/>
+      </xsl:when>
+      <xsl:when test="$units='pt'">
+        <xsl:value-of select="$unscaled.length * ($pixels.per.inch div 72)"/>
+      </xsl:when>
+      <xsl:when test="$units='px' or $units=''">
+        <xsl:value-of select="$unscaled.length"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:message terminate="no">
+          <xsl:text>"</xsl:text>
+          <xsl:value-of select="$units"/>
+          <xsl:text>" is not a known unit.  Applying scaling factor of 1 instead.</xsl:text>
+        </xsl:message>
+        <xsl:value-of select="$unscaled.length"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <func:result select="round($scaled.length)"/>
+</func:function>
+
+<func:function name="dtbl:adjustColumnWidths">
+  <xsl:param name="colgroup"/>
+
+  <xsl:if test="$adjustColumnWidths.debug">
+    <xsl:message>
+      <xsl:text>entering adjustColumnWidths(</xsl:text>
+      <xsl:call-template name="dump-fragment">
+        <xsl:with-param name="fragment" select="$colgroup"/>
+      </xsl:call-template>
+      <xsl:text>)</xsl:text>
+    </xsl:message>
+  </xsl:if>
+
+  <xsl:variable name="expanded.colgroup">
+    <xsl:apply-templates select="exsl:node-set($colgroup)/*" mode="dtbl-split-widths"/>
+  </xsl:variable>
+
+  <xsl:variable name="absolute.widths.total">
+    <xsl:value-of select="sum(exsl:node-set($expanded.colgroup)//col/@abswidth)"/>
+  </xsl:variable>
+
+  <xsl:variable name="relative.widths.total">
+    <xsl:value-of select="sum(exsl:node-set($expanded.colgroup)//col/@relwidth)"/>
+  </xsl:variable>
+
+  <xsl:if test="$adjustColumnWidths.debug">
+    <xsl:message>
+      <xsl:text>total relative widths = (</xsl:text>
+      <xsl:value-of select="$relative.widths.total"/>
+      <xsl:text>)</xsl:text>
+    </xsl:message>
+    <xsl:message>
+      <xsl:text>total absolute widths = (</xsl:text>
+      <xsl:value-of select="$absolute.widths.total"/>
+      <xsl:text>)</xsl:text>
+    </xsl:message>
+  </xsl:if>
+
+  <xsl:variable name="adjusted.colgroup">
+    <xsl:choose>
+      <xsl:when test="$relative.widths.total = 0">
+        <xsl:if test="$adjustColumnWidths.debug">
+          <xsl:message>all widths are absolute</xsl:message>
+        </xsl:if>
+        <xsl:apply-templates select="exsl:node-set($expanded.colgroup)/*"
+                             mode="dtbl-use-absolute-widths"/>
+      </xsl:when>
+      <xsl:when test="$absolute.widths.total = 0">
+        <xsl:if test="$adjustColumnWidths.debug">
+          <xsl:message>all widths are relative</xsl:message>
+        </xsl:if>
+        <xsl:apply-templates select="exsl:node-set($expanded.colgroup)/*"
+                             mode="dtbl-use-relative-widths">
+          <xsl:with-param name="relative.widths.total"
+                          select="$relative.widths.total"/>
+        </xsl:apply-templates>
+      </xsl:when>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="corrected.adjusted.colgroup">
+    <xsl:choose>
+      <xsl:when test="$relative.widths.total = 0">
+        <xsl:copy-of select="$adjusted.colgroup"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:variable name="widths.total"
+                      select="sum(exsl:node-set($adjusted.colgroup)//col/@width)"/>
+        <xsl:variable name="n.columns"
+                      select="count(exsl:node-set($adjusted.colgroup)//col)"/>
+        <xsl:variable name="error"
+                      select="100 - $widths.total"/>
+        <xsl:variable name="first.bad.column"
+                      select="($n.columns - $error) + 1"/>
+        <xsl:apply-templates select="exsl:node-set($adjusted.colgroup)/*"
+                             mode="dtbl-correct-rounding-error">
+          <xsl:with-param name="first.bad.column"
+                          select="$first.bad.column"/>
+        </xsl:apply-templates>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:if test="$adjustColumnWidths.debug">
+    <xsl:message>
+      <xsl:text>result = (</xsl:text>
+      <xsl:call-template name="dump-fragment">
+        <xsl:with-param name="fragment" select="$corrected.adjusted.colgroup"/>
+      </xsl:call-template>
+      <xsl:text>)</xsl:text>
+    </xsl:message>
+  </xsl:if>
+
+  <func:result select="$corrected.adjusted.colgroup"/>
+</func:function>
+
+<xsl:template match="colgroup" mode="dtbl-correct-rounding-error">
+  <xsl:param name="first.bad.column"/>
+
+  <xsl:if test="$adjustColumnWidths.debug">
+    <xsl:message>
+      <xsl:text>first.bad.column = (</xsl:text>
+      <xsl:value-of select="$first.bad.column"/>
+      <xsl:text>)</xsl:text>
+    </xsl:message>
+  </xsl:if>
+
+  <colgroup>
+    <xsl:for-each select="col[position() &lt; $first.bad.column]">
+      <xsl:element name="col">
+        <xsl:attribute name="width">
+          <xsl:value-of select="concat(@width, '%')"/>
+        </xsl:attribute>
+      </xsl:element>
+    </xsl:for-each>
+    <xsl:for-each select="col[position() >= $first.bad.column]">
+      <xsl:element name="col">
+        <xsl:attribute name="width">
+          <xsl:value-of select="concat(@width + 1, '%')"/>
+        </xsl:attribute>
+      </xsl:element>
+    </xsl:for-each>
+  </colgroup>
+</xsl:template>
+
+<xsl:template match="col" mode="dtbl-correct-rounding-error">
+  <xsl:param name="error"/>
+
+  <xsl:element name="col">
+    <xsl:attribute name="width">
+      <xsl:value-of select="concat(round((@relwidth div $relative.widths.total) * 100))"/>
+    </xsl:attribute>
+    <xsl:apply-templates mode="dtbl-use-absolute-widths"/>
+  </xsl:element>
+</xsl:template>
+
+<xsl:template match="colgroup" mode="dtbl-use-relative-widths">
+  <xsl:param name="relative.widths.total"/>
+
+  <colgroup>
+    <xsl:apply-templates mode="dtbl-use-relative-widths">
+      <xsl:with-param name="relative.widths.total"
+                      select="$relative.widths.total"/>
+    </xsl:apply-templates>
+  </colgroup>
+</xsl:template>
+
+<xsl:template match="col" mode="dtbl-use-relative-widths">
+  <xsl:param name="relative.widths.total"/>
+
+  <xsl:element name="col">
+    <xsl:attribute name="width">
+      <xsl:value-of select="round((@relwidth div $relative.widths.total) * 100)"/>
+    </xsl:attribute>
+    <xsl:apply-templates mode="dtbl-use-absolute-widths"/>
+  </xsl:element>
+</xsl:template>
+
+<xsl:template match="colgroup" mode="dtbl-use-absolute-widths">
+  <colgroup>
+    <xsl:apply-templates mode="dtbl-use-absolute-widths"/>
+  </colgroup>
+</xsl:template>
+
+<xsl:template match="col" mode="dtbl-use-absolute-widths">
+  <xsl:element name="col">
+    <xsl:attribute name="width">
+      <xsl:value-of select="@abswidth"/>
+    </xsl:attribute>
+    <xsl:apply-templates mode="dtbl-use-absolute-widths"/>
+  </xsl:element>
+</xsl:template>
+
+<xsl:template match="colgroup" mode="dtbl-split-widths">
+  <colgroup>
+    <xsl:apply-templates mode="dtbl-split-widths"/>
+  </colgroup>
+</xsl:template>
+
+<xsl:template match="col" mode="dtbl-split-widths">
+
+  <!-- width = @width ? @width : '1*' -->
+  <xsl:variable name="width">
+    <xsl:choose>
+      <xsl:when test="@width != ''">
+        <xsl:value-of select="@width"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:text>1*</xsl:text>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <!-- absolute.width = contains($width,'*') ? substring-after($width, '*') : $width -->
+  <xsl:variable name="absolute.width">
+    <xsl:choose>
+      <xsl:when test="contains($width, '*')">
+        <xsl:value-of select="substring-after($width, '*')"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="$width"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="converted.absolute.width">
+    <xsl:choose>
+      <xsl:when test="$absolute.width != ''">
+        <xsl:value-of select="dtbl:convertLength($absolute.width)"/>
+      </xsl:when>
+     <xsl:otherwise>0</xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="relative.width">
+    <xsl:choose>
+      <xsl:when test="substring-before($width, '*') != ''">
+        <xsl:value-of select="substring-before($width, '*')"/>
+      </xsl:when>
+      <xsl:otherwise>0</xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:element name="col">
+    <xsl:attribute name="width">
+      <xsl:value-of select="$width"/>
+    </xsl:attribute>
+    <xsl:attribute name="relwidth">
+      <xsl:value-of select="$relative.width"/>
+    </xsl:attribute>
+    <xsl:attribute name="abswidth">
+      <xsl:value-of select="$converted.absolute.width"/>
+    </xsl:attribute>
+    <xsl:apply-templates mode="dtbl-split-widths"/>
+  </xsl:element>
+</xsl:template>
+
+</xsl:stylesheet>
diff -urNp docbook-xsl-1.72.0/html/param.xsl devel/html/param.xsl
--- docbook-xsl-1.72.0/html/param.xsl	2007-01-23 13:33:37.000000000 +0100
+++ devel/html/param.xsl	2007-06-18 13:26:41.000000000 +0200
@@ -64,6 +64,7 @@ div.annotation-close { position: absolut
                       right: 2px;
                     }
 </xsl:param>

+<xsl:param name="adjustColumnWidths.debug" select="false()"/>
 <xsl:param name="annotation.js">
 <xsl:text>http://docbook.sourceforge.net/release/script/AnchorPosition.js http://docbook.sourceforge.net/release/script/PopupWindow.js</xsl:text></xsl:param>
 
 <xsl:param name="annotation.graphic.open">http://docbook.sourceforge.net/release/images/annot-open.png</xsl:param>
 <xsl:param name="annotation.graphic.close">
diff -urNp docbook-xsl-1.72.0/html/table.xsl devel/html/table.xsl
--- docbook-xsl-1.72.0/html/table.xsl	2006-12-06 10:28:33.000000000 +0100
+++ devel/html/table.xsl	2007-06-18 13:30:00.000000000 +0200
@@ -5,7 +5,8 @@
                 xmlns:xtbl="xalan://com.nwalsh.xalan.Table"
                 xmlns:lxslt="http://xml.apache.org/xslt"
                 xmlns:ptbl="http://nwalsh.com/xslt/ext/xsltproc/python/Table"
-                exclude-result-prefixes="doc stbl xtbl lxslt ptbl"
+                xmlns:dtbl="http://docbook.sourceforge.net/dtbl"
+                exclude-result-prefixes="doc stbl xtbl lxslt ptbl dtbl"
                 version='1.0'>
 
 <xsl:include href="../common/table.xsl"/>
@@ -373,6 +374,9 @@
           <xsl:when test="$use.extensions != 0
                           and $tablecolumns.extension != 0">
             <xsl:choose>
+              <xsl:when test="function-available('dtbl:convertLength')">
+                <xsl:value-of select="dtbl:convertLength($table.width)"/>
+              </xsl:when>
               <xsl:when test="function-available('stbl:convertLength')">
                 <xsl:value-of select="stbl:convertLength($table.width)"/>
               </xsl:when>
@@ -397,6 +401,9 @@
       <xsl:when test="$use.extensions != 0
                       and $tablecolumns.extension != 0">
         <xsl:choose>
+          <xsl:when test="function-available('dtbl:adjustColumnWidths')">
+            <xsl:copy-of select="dtbl:adjustColumnWidths($colgroup)"/>
+          </xsl:when>
           <xsl:when test="function-available('stbl:adjustColumnWidths')">
             <xsl:copy-of select="stbl:adjustColumnWidths($colgroup)"/>
           </xsl:when>
diff -urNp docbook-xsl-1.72.0/lib/dumpfragment.xsl devel/lib/dumpfragment.xsl
--- docbook-xsl-1.72.0/lib/dumpfragment.xsl	1970-01-01 01:00:00.000000000 +0100
+++ devel/lib/dumpfragment.xsl	2007-06-18 14:00:52.000000000 +0200
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="US-ASCII"?>
+<xsl:stylesheet version="1.0"
+                xmlns:exsl="http://exslt.org/common"
+                xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns="http://www.w3.org/1999/xhtml"
+                exclude-result-prefixes="exsl">
+
+<xsl:template name="dump-fragment">
+  <xsl:param name="fragment"/>
+  <xsl:apply-templates select="exsl:node-set($fragment)/*" mode="dump-fragment"/>
+</xsl:template>
+
+<xsl:template match="@*" mode="dump-fragment">
+  <xsl:text> </xsl:text>
+  <xsl:value-of select="local-name(.)"/>
+  <xsl:text>="</xsl:text>
+  <xsl:value-of select="."/>
+  <xsl:text>"</xsl:text>
+</xsl:template>
+
+<xsl:template match="*" mode="dump-fragment">
+  <xsl:text>&lt;</xsl:text><xsl:value-of select="local-name(.)"/>
+  <xsl:apply-templates select="@*" mode="dump-fragment"/>
+  <xsl:text>></xsl:text>
+  <xsl:apply-templates mode="dump-fragment"/>
+  <xsl:text>&lt;/</xsl:text><xsl:value-of select="local-name(.)"/>
+  <xsl:text>></xsl:text>
+</xsl:template>
+
+</xsl:stylesheet>