]> git.stg.codes - stg.git/blobdiff - doc/help/xslt/slides/keynote/xsltsl/date-time.xsl
xslt filters moved upper, Makefiles fixed to use bundled xslt filters
[stg.git] / doc / help / xslt / slides / keynote / xsltsl / date-time.xsl
diff --git a/doc/help/xslt/slides/keynote/xsltsl/date-time.xsl b/doc/help/xslt/slides/keynote/xsltsl/date-time.xsl
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@@ -1,1524 +0,0 @@
-<?xml version="1.0"?>
-<xsl:stylesheet version="1.0"
-  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
-  xmlns:doc="http://xsltsl.org/xsl/documentation/1.0"
-  xmlns:dt="http://xsltsl.org/date-time"
-  xmlns:str="http://xsltsl.org/string"
-  extension-element-prefixes="doc str">
-
-  <doc:reference xmlns="">
-    <referenceinfo>
-      <releaseinfo role="meta">
-        $Id: date-time.xsl 3991 2004-11-10 06:51:55Z balls $
-      </releaseinfo>
-      <author>
-        <surname>Diamond</surname>
-        <firstname>Jason</firstname>
-      </author>
-      <copyright>
-        <year>2004</year>
-        <holder>Steve Ball</holder>
-      </copyright>
-      <copyright>
-        <year>2001</year>
-        <holder>Jason Diamond</holder>
-      </copyright>
-    </referenceinfo>
-
-    <title>Date/Time Processing</title>
-
-    <partintro>
-      <section>
-        <title>Introduction</title>
-
-        <para>This module provides templates for formatting and parsing date/time strings.</para>
-
-        <para>See <ulink url="http://www.tondering.dk/claus/calendar.html">http://www.tondering.dk/claus/calendar.html</ulink> for more information on calendars and the calculations this library performs.</para>
-
-      </section>
-    </partintro>
-
-  </doc:reference>
-
-  <doc:template name="dt:format-date-time" xmlns="">
-    <refpurpose>Returns a string with a formatted date/time.</refpurpose>
-
-    <refdescription>
-      <para>The formatted date/time is determined by the format parameter. The default format is %Y-%m-%dT%H:%M:%S%z, the W3C format.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>The date-time value in XML Schemas (WXS) format.</para>
-            <para>If this value is specified, it takes priority over other parameters.</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>year</term>
-          <listitem>
-            <para>Year, in either 2 or 4+ digit format..</para>
-            <para>If the year is given as a two digit value, it will be converted to a four digit value using the fixed window method.  Values between 00 and 49 will be prepended by "20".  Values between 50 and 99 will be prepended by "19".</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; January = 1)</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>day</term>
-          <listitem>
-            <para>Day of month (1 - 31)</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>hour</term>
-          <listitem>
-            <para>Hours since midnight (0 - 23)</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>minute</term>
-          <listitem>
-            <para>Minutes after hour (0 - 59)</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>second</term>
-          <listitem>
-            <para>Seconds after minute (0 - 59)</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>time-zone</term>
-          <listitem>
-            <para>Time zone string (e.g., 'Z' or '-08:00')</para>
-          </listitem>
-        </varlistentry>
-
-        <varlistentry>
-          <term>format</term>
-          <listitem>
-            <para>The format specification.</para>
-            <variablelist>
-
-              <varlistentry>
-                <term>%a</term>
-                <listitem>
-                  <para>Abbreviated weekday name</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%A</term>
-                <listitem>
-                  <para>Full weekday name</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%b</term>
-                <listitem>
-                  <para>Abbreviated month name</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%B</term>
-                <listitem>
-                  <para>Full month name</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%c</term>
-                <listitem>
-                  <para>Date and time representation appropriate for locale</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%d</term>
-                <listitem>
-                  <para>Day of month as decimal number (01 - 31)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%e</term>
-                <listitem>
-                  <para>Day of month as decimal number (1 - 31)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%H</term>
-                <listitem>
-                  <para>Hour in 24-hour format (00 - 23)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%I</term>
-                <listitem>
-                  <para>Hour in 12-hour format (01 - 12)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%i</term>
-                <listitem>
-                  <para>Hour in 12-hour format (1 - 12)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%j</term>
-                <listitem>
-                  <para>Day of year as decimal number (001 - 366)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%m</term>
-                <listitem>
-                  <para>Month as decimal number (01 - 12)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%n</term>
-                <listitem>
-                  <para>Month as decimal number (1 - 12)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%M</term>
-                <listitem>
-                  <para>Minute as decimal number (00 - 59)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%P</term>
-                <listitem>
-                  <para>Current locale's A.M./P.M. indicator for 12-hour clock, uppercase</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%Q</term>
-                <listitem>
-                  <para>Current locale's A.M./P.M. indicator for 12-hour clock, uppercase with periods</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%p</term>
-                <listitem>
-                  <para>Current locale's A.M./P.M. indicator for 12-hour clock, lowercase</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%q</term>
-                <listitem>
-                  <para>Current locale's A.M./P.M. indicator for 12-hour clock, lowercase with periods</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%S</term>
-                <listitem>
-                  <para>Second as decimal number (00 - 59)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%U</term>
-                <listitem>
-                  <para>Week of year as decimal number, with Sunday as first day of week (00 - 53)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%w</term>
-                <listitem>
-                  <para>Weekday as decimal number (0 - 6; Sunday is 0)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%W</term>
-                <listitem>
-                  <para>Week of year as decimal number, with Monday as first day of week (00 - 53)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%x</term>
-                <listitem>
-                  <para>Date representation for current locale </para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%X</term>
-                <listitem>
-                  <para>Time representation for current locale</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%y</term>
-                <listitem>
-                  <para>Year without century, as decimal number (00 - 99)</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%Y</term>
-                <listitem>
-                  <para>Year with century, as decimal number</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%z</term>
-                <listitem>
-                  <para>Time-zone name or abbreviation; no characters if time zone is unknown</para>
-                </listitem>
-              </varlistentry>
-
-              <varlistentry>
-                <term>%%</term>
-                <listitem>
-                  <para>Percent sign</para>
-                </listitem>
-              </varlistentry>
-
-            </variablelist>
-          </listitem>
-        </varlistentry>
-
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns a formatted date/time string.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:format-date-time">
-    <xsl:param name='xsd-date-time'/>
-    <xsl:param name="year"/>
-    <xsl:param name="month"/>
-    <xsl:param name="day"/>
-    <xsl:param name="hour"/>
-    <xsl:param name="minute"/>
-    <xsl:param name="second"/>
-    <xsl:param name="time-zone"/>
-    <xsl:param name="format" select="'%Y-%m-%dT%H:%M:%S%z'"/>
-
-    <xsl:value-of select="substring-before($format, '%')"/>
-
-    <xsl:variable name="code" select="substring(substring-after($format, '%'), 1, 1)"/>
-
-    <xsl:choose>
-
-      <xsl:when test='$xsd-date-time'>
-        <xsl:call-template name='dt:format-date-time'>
-          <xsl:with-param name='year'>
-            <xsl:call-template name='dt:get-xsd-datetime-year'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='month'>
-            <xsl:call-template name='dt:get-xsd-datetime-month'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='day'>
-            <xsl:call-template name='dt:get-xsd-datetime-day'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='hour'>
-            <xsl:call-template name='dt:get-xsd-datetime-hour'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='minute'>
-            <xsl:call-template name='dt:get-xsd-datetime-minute'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='second'>
-            <xsl:call-template name='dt:get-xsd-datetime-second'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='time-zone'>
-            <xsl:call-template name='dt:get-xsd-datetime-timezone'>
-              <xsl:with-param name='xsd-date-time' select='$xsd-date-time'/>
-            </xsl:call-template>
-          </xsl:with-param>
-          <xsl:with-param name='format'>
-            <xsl:choose>
-              <xsl:when test='contains($format, "%")'>
-                <xsl:text>%</xsl:text>
-                <xsl:value-of select='substring-after($format, "%")'/>
-              </xsl:when>
-              <xsl:otherwise>
-                <xsl:value-of select='$format'/>
-              </xsl:otherwise>
-            </xsl:choose>
-          </xsl:with-param>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Abbreviated weekday name -->
-      <xsl:when test="$code='a'">
-        <xsl:variable name="day-of-the-week">
-          <xsl:call-template name="dt:calculate-day-of-the-week">
-            <xsl:with-param name="year" select="$year"/>
-            <xsl:with-param name="month" select="$month"/>
-            <xsl:with-param name="day" select="$day"/>
-          </xsl:call-template>
-        </xsl:variable>
-        <xsl:call-template name="dt:get-day-of-the-week-abbreviation">
-          <xsl:with-param name="day-of-the-week" select="$day-of-the-week"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Full weekday name -->
-      <xsl:when test="$code='A'">
-        <xsl:variable name="day-of-the-week">
-          <xsl:call-template name="dt:calculate-day-of-the-week">
-            <xsl:with-param name="year" select="$year"/>
-            <xsl:with-param name="month" select="$month"/>
-            <xsl:with-param name="day" select="$day"/>
-          </xsl:call-template>
-        </xsl:variable>
-        <xsl:call-template name="dt:get-day-of-the-week-name">
-          <xsl:with-param name="day-of-the-week" select="$day-of-the-week"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Abbreviated month name -->
-      <xsl:when test="$code='b'">
-        <xsl:call-template name="dt:get-month-abbreviation">
-          <xsl:with-param name="month" select="$month"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Full month name -->
-      <xsl:when test="$code='B'">
-        <xsl:call-template name="dt:get-month-name">
-          <xsl:with-param name="month" select="$month"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Date and time representation appropriate for locale -->
-      <xsl:when test="$code='c'">
-        <xsl:text>[not implemented]</xsl:text>
-      </xsl:when>
-
-      <!-- Day of month as decimal number (01 - 31) -->
-      <xsl:when test="$code='d'">
-        <xsl:if test="$day &lt; 10">0</xsl:if>
-        <xsl:value-of select="number($day)"/>
-      </xsl:when>
-      <!-- Day of month as decimal number (1 - 31) -->
-      <xsl:when test="$code='e'">
-        <xsl:value-of select="number($day)"/>
-      </xsl:when>
-
-      <!-- Hour in 24-hour format (00 - 23) -->
-      <xsl:when test="$code='H'">
-        <xsl:if test="$hour &lt; 10">0</xsl:if>
-        <xsl:value-of select="number($hour)"/>
-      </xsl:when>
-
-      <!-- Hour in 12-hour format (01 - 12) -->
-      <xsl:when test="$code='I'">
-        <xsl:choose>
-          <xsl:when test="$hour = 0">12</xsl:when>
-          <xsl:when test="$hour &lt; 10">0<xsl:value-of select="$hour - 0"/></xsl:when>
-          <xsl:when test="$hour &lt; 13"><xsl:value-of select="$hour - 0"/></xsl:when>
-          <xsl:when test="$hour &lt; 22">0<xsl:value-of select="$hour - 12"/></xsl:when>
-          <xsl:otherwise><xsl:value-of select="$hour - 12"/></xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-      <!-- Hour in 12-hour format (1 - 12) -->
-      <xsl:when test="$code='i'">
-        <xsl:choose>
-          <xsl:when test="$hour = 0">12</xsl:when>
-          <xsl:when test="$hour &lt; 10"><xsl:value-of select="$hour - 0"/></xsl:when>
-          <xsl:when test="$hour &lt; 13"><xsl:value-of select="$hour - 0"/></xsl:when>
-          <xsl:when test="$hour &lt; 22"><xsl:value-of select="$hour - 12"/></xsl:when>
-          <xsl:otherwise><xsl:value-of select="$hour - 12"/></xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-
-      <!-- Day of year as decimal number (001 - 366) -->
-      <xsl:when test="$code='j'">
-        <xsl:text>[not implemented]</xsl:text>
-      </xsl:when>
-
-      <!-- Month as decimal number (01 - 12) -->
-      <xsl:when test="$code='m'">
-        <xsl:if test="$month &lt; 10">0</xsl:if>
-        <xsl:value-of select="number($month)"/>
-      </xsl:when>
-      <!-- Month as decimal number (1 - 12) -->
-      <xsl:when test="$code='n'">
-        <xsl:value-of select="number($month)"/>
-      </xsl:when>
-
-      <!-- Minute as decimal number (00 - 59) -->
-      <xsl:when test="$code='M'">
-        <xsl:if test="$minute &lt; 10">0</xsl:if>
-        <xsl:value-of select="number($minute)"/>
-      </xsl:when>
-
-      <!-- Current locale's A.M./P.M. indicator for 12-hour clock -->
-      <xsl:when test="$code='p'">
-        <xsl:choose>
-          <xsl:when test="$hour &lt; 12">am</xsl:when>
-          <xsl:otherwise>pm</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-      <!-- Current locale's A.M./P.M. indicator for 12-hour clock with periods -->
-      <xsl:when test="$code='q'">
-        <xsl:choose>
-          <xsl:when test="$hour &lt; 12">am</xsl:when>
-          <xsl:otherwise>p.m.</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-      <!-- Current locale's A.M./P.M. indicator for 12-hour clock -->
-      <xsl:when test="$code='P'">
-        <xsl:choose>
-          <xsl:when test="$hour &lt; 12">AM</xsl:when>
-          <xsl:otherwise>PM</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-      <!-- Current locale's A.M./P.M. indicator for 12-hour clock with periods -->
-      <xsl:when test="$code='Q'">
-        <xsl:choose>
-          <xsl:when test="$hour &lt; 12">AM</xsl:when>
-          <xsl:otherwise>P.M.</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-
-      <!-- Second as decimal number (00 - 59) -->
-      <xsl:when test="$code='S'">
-        <xsl:if test="$second &lt; 10">0</xsl:if>
-        <xsl:value-of select="number($second)"/>
-      </xsl:when>
-
-      <!-- Week of year as decimal number, with Sunday as first day of week (00 - 53) -->
-      <xsl:when test="$code='U'">
-        <!-- add 1 to day -->
-        <xsl:call-template name="dt:calculate-week-number">
-          <xsl:with-param name="year" select="$year"/>
-          <xsl:with-param name="month" select="$month"/>
-          <xsl:with-param name="day" select="$day + 1"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Weekday as decimal number (0 - 6; Sunday is 0) -->
-      <xsl:when test="$code='w'">
-        <xsl:call-template name="dt:calculate-day-of-the-week">
-          <xsl:with-param name="year" select="$year"/>
-          <xsl:with-param name="month" select="$month"/>
-          <xsl:with-param name="day" select="$day"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Week of year as decimal number, with Monday as first day of week (00 - 53) -->
-      <xsl:when test="$code='W'">
-        <xsl:call-template name="dt:calculate-week-number">
-          <xsl:with-param name="year" select="$year"/>
-          <xsl:with-param name="month" select="$month"/>
-          <xsl:with-param name="day" select="$day"/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Date representation for current locale -->
-      <xsl:when test="$code='x'">
-        <xsl:text>[not implemented]</xsl:text>
-      </xsl:when>
-
-      <!-- Time representation for current locale -->
-      <xsl:when test="$code='X'">
-        <xsl:text>[not implemented]</xsl:text>
-      </xsl:when>
-
-      <!-- Year without century, as decimal number (00 - 99) -->
-      <xsl:when test="$code='y'">
-        <xsl:choose>
-          <xsl:when test='not(number($year))'>invalid year value</xsl:when>
-
-          <!-- workaround MSXML bug -->
-          <xsl:when test='number($year) mod 100 = 0'>00</xsl:when>
-
-          <xsl:otherwise>
-            <xsl:number format='01' value='number($year) mod 100'/>
-          </xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-
-      <!-- Year with century, as decimal number -->
-      <xsl:when test="$code='Y'">
-        <xsl:choose>
-          <xsl:when test='not(number($year))'>invalid year value</xsl:when>
-          <xsl:when test='string-length($year) = 2'>
-            <xsl:call-template name='dt:format-two-digit-year'>
-              <xsl:with-param name='year' select='$year'/>
-            </xsl:call-template>
-          </xsl:when>
-          <xsl:when test='string-length($year) >= 4'>
-            <xsl:value-of select='$year'/>
-          </xsl:when>
-          <xsl:otherwise>invalid year value</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-
-      <!-- Time-zone name or abbreviation; no characters if time zone is unknown -->
-      <xsl:when test="$code='z'">
-        <xsl:value-of select="$time-zone"/>
-      </xsl:when>
-
-      <!-- Percent sign -->
-      <xsl:when test="$code='%'">
-        <xsl:text>%</xsl:text>
-      </xsl:when>
-
-    </xsl:choose>
-
-    <xsl:variable name="remainder" select="substring(substring-after($format, '%'), 2)"/>
-
-    <xsl:if test="not($xsd-date-time) and $remainder">
-      <xsl:call-template name="dt:format-date-time">
-        <xsl:with-param name="year" select="$year"/>
-        <xsl:with-param name="month" select="$month"/>
-        <xsl:with-param name="day" select="$day"/>
-        <xsl:with-param name="hour" select="$hour"/>
-        <xsl:with-param name="minute" select="$minute"/>
-        <xsl:with-param name="second" select="$second"/>
-        <xsl:with-param name="time-zone" select="$time-zone"/>
-        <xsl:with-param name="format" select="$remainder"/>
-      </xsl:call-template>
-    </xsl:if>
-
-  </xsl:template>
-
-  <doc:template name="dt:calculate-day-of-the-week" xmlns="">
-    <refpurpose>Calculates the day of the week.</refpurpose>
-
-    <refdescription>
-      <para>Given any Gregorian date, this calculates the day of the week.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>year</term>
-          <listitem>
-            <para>Year</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; January = 1)</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>day</term>
-          <listitem>
-            <para>Day of month (1 - 31)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns the day of the week (0 - 6; Sunday = 0).</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:calculate-day-of-the-week">
-    <xsl:param name="year"/>
-    <xsl:param name="month"/>
-    <xsl:param name="day"/>
-
-    <xsl:variable name="a" select="floor((14 - $month) div 12)"/>
-    <xsl:variable name="y" select="$year - $a"/>
-    <xsl:variable name="m" select="$month + 12 * $a - 2"/>
-
-    <xsl:value-of select="($day + $y + floor($y div 4) - floor($y div 100) + floor($y div 400) + floor((31 * $m) div 12)) mod 7"/>
-
-  </xsl:template>
-
-  <doc:template name="dt:calculate-last-day-of-month" xmlns="">
-    <refpurpose>Calculates the number of days for a specified month.</refpurpose>
-
-    <refdescription>
-      <para>Given any Gregorian month, this calculates the last day of the month.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>year</term>
-          <listitem>
-            <para>Year</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; January = 1)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns the number of days in given month as a decimal number.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name="dt:calculate-last-day-of-month">
-    <xsl:param name="year"/>
-    <xsl:param name="month"/>
-
-    <xsl:choose>
-      <xsl:when test="$month = 2">
-        <xsl:choose> 
-          <xsl:when test="($year mod 4) = 0 and (($year mod 400) = 0
-                          or ($year mod 100) != 0)">29</xsl:when>
-          <xsl:otherwise>28</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-      <xsl:when test="$month &lt; 8">
-        <xsl:choose>
-          <xsl:when test="$month mod 2 = 0">30</xsl:when>
-          <xsl:otherwise>31</xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-      <xsl:otherwise>
-        <xsl:choose>
-          <xsl:when test="$month mod 2 = 1">30</xsl:when>
-          <xsl:otherwise>31</xsl:otherwise>
-        </xsl:choose>
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-day-of-the-week-name" xmlns="">
-    <refpurpose>Gets the day of the week's full name.</refpurpose>
-
-    <refdescription>
-      <para>Converts a numeric day of the week value into a string representing the day's full name.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>day-of-the-week</term>
-          <listitem>
-            <para>Day of the week (0 - 6; Sunday = 0)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns a string.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:get-day-of-the-week-name">
-    <xsl:param name="day-of-the-week"/>
-
-    <xsl:choose>
-      <xsl:when test="$day-of-the-week = 0">Sunday</xsl:when>
-      <xsl:when test="$day-of-the-week = 1">Monday</xsl:when>
-      <xsl:when test="$day-of-the-week = 2">Tuesday</xsl:when>
-      <xsl:when test="$day-of-the-week = 3">Wednesday</xsl:when>
-      <xsl:when test="$day-of-the-week = 4">Thursday</xsl:when>
-      <xsl:when test="$day-of-the-week = 5">Friday</xsl:when>
-      <xsl:when test="$day-of-the-week = 6">Saturday</xsl:when>
-      <xsl:otherwise>error: <xsl:value-of select="$day-of-the-week"/></xsl:otherwise>
-    </xsl:choose>
-
-  </xsl:template>
-
-  <doc:template name="dt:get-day-of-the-week-abbreviation" xmlns="">
-    <refpurpose>Gets the day of the week's abbreviation.</refpurpose>
-
-    <refdescription>
-      <para>Converts a numeric day of the week value into a string representing the day's abbreviation.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>day-of-the-week</term>
-          <listitem>
-            <para>Day of the week (0 - 6; Sunday = 0)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns a string.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:get-day-of-the-week-abbreviation">
-    <xsl:param name="day-of-the-week"/>
-
-    <xsl:choose>
-      <xsl:when test="$day-of-the-week = 0">Sun</xsl:when>
-      <xsl:when test="$day-of-the-week = 1">Mon</xsl:when>
-      <xsl:when test="$day-of-the-week = 2">Tue</xsl:when>
-      <xsl:when test="$day-of-the-week = 3">Wed</xsl:when>
-      <xsl:when test="$day-of-the-week = 4">Thu</xsl:when>
-      <xsl:when test="$day-of-the-week = 5">Fri</xsl:when>
-      <xsl:when test="$day-of-the-week = 6">Sat</xsl:when>
-      <xsl:otherwise>error: <xsl:value-of select="$day-of-the-week"/></xsl:otherwise>
-    </xsl:choose>
-
-  </xsl:template>
-
-  <doc:template name="dt:get-month-name" xmlns="">
-    <refpurpose>Gets the month's full name.</refpurpose>
-
-    <refdescription>
-      <para>Converts a numeric month value into a string representing the month's full name.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; Januaray = 1)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns a string.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:get-month-name">
-    <xsl:param name="month"/>
-
-    <xsl:choose>
-      <xsl:when test="$month = 1">January</xsl:when>
-      <xsl:when test="$month = 2">February</xsl:when>
-      <xsl:when test="$month = 3">March</xsl:when>
-      <xsl:when test="$month = 4">April</xsl:when>
-      <xsl:when test="$month = 5">May</xsl:when>
-      <xsl:when test="$month = 6">June</xsl:when>
-      <xsl:when test="$month = 7">July</xsl:when>
-      <xsl:when test="$month = 8">August</xsl:when>
-      <xsl:when test="$month = 9">September</xsl:when>
-      <xsl:when test="$month = 10">October</xsl:when>
-      <xsl:when test="$month = 11">November</xsl:when>
-      <xsl:when test="$month = 12">December</xsl:when>
-      <xsl:otherwise>error: <xsl:value-of select="$month"/></xsl:otherwise>
-    </xsl:choose>
-
-  </xsl:template>
-
-  <doc:template name="dt:get-month-abbreviation" xmlns="">
-    <refpurpose>Gets the month's abbreviation.</refpurpose>
-
-    <refdescription>
-      <para>Converts a numeric month value into a string representing the month's abbreviation.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; Januaray = 1)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns a string.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:get-month-abbreviation">
-    <xsl:param name="month"/>
-
-    <xsl:choose>
-      <xsl:when test="$month = 1">Jan</xsl:when>
-      <xsl:when test="$month = 2">Feb</xsl:when>
-      <xsl:when test="$month = 3">Mar</xsl:when>
-      <xsl:when test="$month = 4">Apr</xsl:when>
-      <xsl:when test="$month = 5">May</xsl:when>
-      <xsl:when test="$month = 6">Jun</xsl:when>
-      <xsl:when test="$month = 7">Jul</xsl:when>
-      <xsl:when test="$month = 8">Aug</xsl:when>
-      <xsl:when test="$month = 9">Sep</xsl:when>
-      <xsl:when test="$month = 10">Oct</xsl:when>
-      <xsl:when test="$month = 11">Nov</xsl:when>
-      <xsl:when test="$month = 12">Dec</xsl:when>
-      <xsl:otherwise>error: <xsl:value-of select="$month"/></xsl:otherwise>
-    </xsl:choose>
-
-  </xsl:template>
-
-  <doc:template name="dt:calculate-julian-day" xmlns="">
-    <refpurpose>Calculates the Julian Day for a specified date.</refpurpose>
-
-    <refdescription>
-      <para>Given any Gregorian date, this calculates the Julian Day.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>year</term>
-          <listitem>
-            <para>Year</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; January = 1)</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>day</term>
-          <listitem>
-            <para>Day of month (1 - 31)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns the Julian Day as a decimal number.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:calculate-julian-day">
-    <xsl:param name="year"/>
-    <xsl:param name="month"/>
-    <xsl:param name="day"/>
-
-    <xsl:variable name="a" select="floor((14 - $month) div 12)"/>
-    <xsl:variable name="y" select="$year + 4800 - $a"/>
-    <xsl:variable name="m" select="$month + 12 * $a - 3"/>
-
-    <xsl:value-of select="$day + floor((153 * $m + 2) div 5) + $y * 365 + floor($y div 4) - floor($y div 100) + floor($y div 400) - 32045"/>
-
-  </xsl:template>
-
-  <doc:template name="dt:format-julian-day" xmlns="">
-    <refpurpose>Returns a string with a formatted date for a specified Julian Day.</refpurpose>
-
-    <refdescription>
-      <para>Given any Julian Day, this returns a string according to the format specification.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>julian-day</term>
-          <listitem>
-            <para>A Julian Day</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>format</term>
-          <listitem>
-            <para>The format specification. See dt:format-date-time for more details.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>A string.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:format-julian-day">
-    <xsl:param name="julian-day"/>
-    <xsl:param name="format" select="'%Y-%m-%d'"/>
-
-    <xsl:variable name="a" select="$julian-day + 32044"/>
-    <xsl:variable name="b" select="floor((4 * $a + 3) div 146097)"/>
-    <xsl:variable name="c" select="$a - floor(($b * 146097) div 4)"/>
-
-    <xsl:variable name="d" select="floor((4 * $c + 3) div 1461)"/>
-    <xsl:variable name="e" select="$c - floor((1461 * $d) div 4)"/>
-    <xsl:variable name="m" select="floor((5 * $e + 2) div 153)"/>
-
-    <xsl:variable name="day" select="$e - floor((153 * $m + 2) div 5) + 1"/>
-    <xsl:variable name="month" select="$m + 3 - 12 * floor($m div 10)"/>
-    <xsl:variable name="year" select="$b * 100 + $d - 4800 + floor($m div 10)"/>
-
-    <xsl:call-template name="dt:format-date-time">
-      <xsl:with-param name="year" select="$year"/>
-      <xsl:with-param name="month" select="$month"/>
-      <xsl:with-param name="day" select="$day"/>
-      <xsl:with-param name="format" select="$format"/>
-    </xsl:call-template>
-
-  </xsl:template>
-
-  <doc:template name="dt:calculate-week-number" xmlns="">
-    <refpurpose>Calculates the week number for a specified date.</refpurpose>
-
-    <refdescription>
-      <para>Assumes Monday is the first day of the week.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>year</term>
-          <listitem>
-            <para>Year</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month (1 - 12; January = 1)</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>day</term>
-          <listitem>
-            <para>Day of month (1 - 31)</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns the week number as a decimal number.</para>
-    </refreturn>
-
-  </doc:template>
-
-  <xsl:template name="dt:calculate-week-number">
-    <xsl:param name="year"/>
-    <xsl:param name="month"/>
-    <xsl:param name="day"/>
-
-    <xsl:variable name="J">
-      <xsl:call-template name="dt:calculate-julian-day">
-        <xsl:with-param name="year" select="$year"/>
-        <xsl:with-param name="month" select="$month"/>
-        <xsl:with-param name="day" select="$day"/>
-      </xsl:call-template>
-    </xsl:variable>
-
-    <xsl:variable name="d4" select="($J + 31741 - ($J mod 7)) mod 146097 mod 36524 mod 1461"/>
-    <xsl:variable name="L" select="floor($d4 div 1460)"/>
-    <xsl:variable name="d1" select="(($d4 - $L) mod 365) + $L"/>
-
-    <xsl:value-of select="floor($d1 div 7) + 1"/>
-
-  </xsl:template>
-
-  <doc:template name="dt:get-month-number" xmlns="">
-    <refpurpose>Take a month by name and return a number which can be used as input to the templates. </refpurpose>
-
-    <refdescription>
-      <para>Input</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>month</term>
-          <listitem>
-            <para>Month as described either by full name or abbreviation.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Return a month as a decimal number. (Jan = 1)</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-month-number'>
-    <xsl:param name='month'/>
-
-    <xsl:variable name='monToUpper'>
-      <xsl:call-template name='str:to-upper'>
-        <xsl:with-param name='text' select='$month'/>
-      </xsl:call-template>
-    </xsl:variable>
-
-    <xsl:choose>
-      <xsl:when test='starts-with($monToUpper,"JAN")'>
-        <xsl:value-of select='"1"'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"FEB")'>
-        <xsl:value-of select='2'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"MAR")'>
-        <xsl:value-of select='3'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"APR")'>
-       <xsl:value-of select='4'/>
-      </xsl:when>      
-      <xsl:when test='starts-with($monToUpper,"MAY")'>
-       <xsl:value-of select='5'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"JUN")'>
-       <xsl:value-of select='6'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"JUL")'>
-       <xsl:value-of select='7'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"AUG")'>
-       <xsl:value-of select='8'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"SEP")'>
-       <xsl:value-of select='9'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"OCT")'>
-       <xsl:value-of select='10'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"NOV")'>
-       <xsl:value-of select='11'/>
-      </xsl:when>
-      <xsl:when test='starts-with($monToUpper,"DEC")'>
-       <xsl:value-of select='"12"'/>
-      </xsl:when>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-year" xmlns="">
-    <refpurpose>Return year component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns year component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-year'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-year'>
-          <xsl:with-param name='xsd-date-time' select='substring-before($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Check for time -->
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'/>
-
-      <xsl:otherwise>
-        <!-- This is a date -->
-        <xsl:value-of select='substring-before($xsd-date-time, "-")'/>
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-month" xmlns="">
-    <refpurpose>Return month component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns month component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-month'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-month'>
-          <xsl:with-param name='xsd-date-time' select='substring-before($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Check for time -->
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'/>
-
-      <xsl:otherwise>
-        <!-- This is a date -->
-        <xsl:value-of select='substring(substring-after($xsd-date-time, "-"), 1, 2)'/>
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-day" xmlns="">
-    <refpurpose>Return day component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns day component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-day'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-day'>
-          <xsl:with-param name='xsd-date-time' select='substring-before($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Check for time -->
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'/>
-
-      <xsl:otherwise>
-        <!-- This is a date -->
-        <xsl:value-of select='substring(substring-after($xsd-date-time, "-"), 4, 2)'/>
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-hour" xmlns="">
-    <refpurpose>Return hour component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns hour component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-hour'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-hour'>
-          <xsl:with-param name='xsd-date-time' select='substring-after($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Check for time -->
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'>
-        <xsl:value-of select='substring($xsd-date-time, 1, 2)'/>
-      </xsl:when>
-
-      <xsl:otherwise>
-        <!-- This is a date -->
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-minute" xmlns="">
-    <refpurpose>Return minute component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns minute component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-minute'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-minute'>
-          <xsl:with-param name='xsd-date-time' select='substring-after($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Check for time -->
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'>
-        <xsl:value-of select='substring($xsd-date-time, 4, 2)'/>
-      </xsl:when>
-
-      <xsl:otherwise>
-        <!-- This is a date -->
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-second" xmlns="">
-    <refpurpose>Return second component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns second component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-second'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-second'>
-          <xsl:with-param name='xsd-date-time' select='substring-after($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <!-- Check for time -->
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'>
-        <xsl:variable name='part' select='substring($xsd-date-time, 7)'/>
-        <xsl:choose>
-          <xsl:when test='contains($part, "Z")'>
-            <xsl:value-of select='substring-before($part, "Z")'/>
-          </xsl:when>
-          <xsl:when test='contains($part, "+")'>
-            <xsl:value-of select='substring-before($part, "+")'/>
-          </xsl:when>
-          <xsl:when test='contains($part, "-")'>
-            <xsl:value-of select='substring-before($part, "-")'/>
-          </xsl:when>
-          <xsl:otherwise>
-            <xsl:value-of select='$part'/>
-          </xsl:otherwise>
-        </xsl:choose>
-      </xsl:when>
-
-      <xsl:otherwise>
-        <!-- This is a date -->
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:get-xsd-datetime-timezone" xmlns="">
-    <refpurpose>Return timezone component of XSD DateTime value.</refpurpose>
-
-    <refdescription>
-      <para>Extract component of XML Schemas DateTime value.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>xsd-date-time</term>
-          <listitem>
-            <para>A value in XSD DateTime format.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns timezone component.</para>
-    </refreturn>
-  </doc:template>
-
-  <xsl:template name='dt:get-xsd-datetime-timezone'>
-    <xsl:param name='xsd-date-time'/>
-
-    <xsl:choose>
-      <xsl:when test='contains($xsd-date-time, "Z")'>Z</xsl:when>
-      <xsl:when test='contains($xsd-date-time, "T")'>
-        <xsl:call-template name='dt:get-xsd-datetime-timezone'>
-          <xsl:with-param name='xsd-date-time' select='substring-after($xsd-date-time, "T")'/>
-        </xsl:call-template>
-      </xsl:when>
-
-      <xsl:when test='substring($xsd-date-time, 3, 1) = ":"'>
-        <!-- This is a time -->
-        <xsl:choose>
-          <xsl:when test='contains($xsd-date-time, "+")'>
-            <xsl:text>+</xsl:text>
-            <xsl:value-of select='substring-after($xsd-date-time, "+")'/>
-          </xsl:when>
-          <xsl:when test='contains($xsd-date-time, "-")'>
-            <xsl:text>-</xsl:text>
-            <xsl:value-of select='substring-after($xsd-date-time, "-")'/>
-          </xsl:when>
-        </xsl:choose>
-      </xsl:when>
-      <xsl:otherwise>
-        <!-- This is a date -->
-        <xsl:value-of select='substring(substring-after($xsd-date-time, "-"), 6)'/>
-      </xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
-  <doc:template name="dt:format-two-digit-year" xmlns="">
-    <refpurpose>Return two digit year as four digit year value.</refpurpose>
-
-    <refdescription>
-      <para>Prepend century to two digit year value.</para>
-      <para>Century value is calculated according to suggested solutions in RFC2626 (section 5).</para>
-      <para>Fixed window solution: 20 is prepended to year if the year is less than 50, otherwise 19 is prepended to year.</para>
-      <para>Sliding window solution: The year is considered in the future if the year is less than the current 2 digit year plus 'n' years (where 'n' is a param), otherwise it is considered in the past.</para>
-    </refdescription>
-
-    <refparameter>
-      <variablelist>
-        <varlistentry>
-          <term>year</term>
-          <listitem>
-            <para>A year value in 2 digit format.</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>method</term>
-          <listitem>
-            <para>RFC2626 suggested solution ('fixed' or 'sliding').  Default is 'fixed'.</para>
-          </listitem>
-        </varlistentry>
-        <varlistentry>
-          <term>n</term>
-          <listitem>
-            <para>No. of years. Used in sliding windows solution.</para>
-          </listitem>
-        </varlistentry>
-      </variablelist>
-    </refparameter>
-
-    <refreturn>
-      <para>Returns four digit year value.</para>
-    </refreturn>
-  </doc:template>
-  
-  <xsl:template name="dt:format-two-digit-year">
-    <xsl:param name="year" />
-    <xsl:param name="method" select="'fixed'"/>
-
-    <xsl:choose>
-      <xsl:when test="string-length($year) != 2">invalid year value</xsl:when>
-      <xsl:when test="$method = 'fixed'">
-        <xsl:choose>
-          <xsl:when test="$year &lt; 50">20</xsl:when>
-          <xsl:otherwise>19</xsl:otherwise>
-        </xsl:choose>
-        <xsl:value-of select="$year" />
-      </xsl:when>
-      <xsl:when test="$method = 'window'">not yet implemented</xsl:when>
-      <xsl:otherwise>invalid method</xsl:otherwise>
-    </xsl:choose>
-  </xsl:template>
-
- </xsl:stylesheet>