sort på navigationstitel?

Hey alle...

Vil gerne have sorteret på min navigations titel, men er lidt i tvivl om hvordan og hvorledes...
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<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  <xsl:output omit-xml-declaration="yes" encoding="utf-8" method="html" />
 
  <!-- Utility Variables  -->
  <xsl:variable name="selectedMenuItemClass">sel </xsl:variable>
  <!-- Navigation rendering -->
  <xsl:variable name="FilenamePrefix">
    <xsl:value-of select="Navigation/@FilenamePrefix" />
  </xsl:variable>
  <xsl:variable name="FileExtension">
    <xsl:value-of select="Navigation/@FileExtension" />
  </xsl:variable>
  <xsl:variable name="SelectedPageId">
    <xsl:value-of select="Navigation/@PageId" />
  </xsl:variable>
  <xsl:variable name="queryparams">
    <xsl:value-of select="Navigation/RequestContent/ServerVariables/Entry[@Name='QUERY_STRING']" />
  </xsl:variable>
  <xsl:template match="Module">
    <xsl:apply-templates select="Layout" />
  </xsl:template>
  <xsl:template match="Layout">
    <xsl:apply-templates select="Row" />
  </xsl:template>
  <xsl:template match="Row">
    <xsl:apply-templates select="Cell" />
  </xsl:template>
  <xsl:template match="Cell">
    <xsl:value-of select="translate(ContentArea, '&#xD;&#xA;&#xA;    ', '')" disable-output-escaping="yes" />
  </xsl:template>
  <xsl:template match="Navigation">
    <xsl:apply-templates select="NavigationElement[@ShowInNavigation='true']" />
    <br />
  </xsl:template>
 
  <xsl:template match="NavigationElement[@ShowInNavigation='true']">
 
    <xsl:variable name="itemClass">
      <xsl:if test="@Selected='true'">
        <xsl:copy-of select="$selectedMenuItemClass" />
      </xsl:if>
      <xsl:if test="@ChildSelected='true'">
        <xsl:copy-of select="$selectedMenuItemClass" />
      </xsl:if>
    </xsl:variable>
   
    <xsl:if test="not($itemClass='')">
      <xsl:attribute name="class">
        <xsl:copy-of select="normalize-space($itemClass)" />
      </xsl:attribute>
    </xsl:if>
   
    <div class="indholdsnavigationmenu">
        <li>
            <a>
              <xsl:attribute name="href">
                  /<xsl:value-of select="LongUrl" /><xsl:if test="$queryparams != ''"><xsl:text>?</xsl:text><xsl:copy-of select="$queryparams" /></xsl:if></xsl:attribute>
              <xsl:attribute name="title">
                <xsl:value-of select="NavigationTitle" />
              </xsl:attribute>
              <xsl:value-of select="NavigationTitle" />
            </a>
        </li>
    </div>
   
    <xsl:if test="NavigationElement[@ShowInNavigation='true']">
      <xsl:apply-templates select="NavigationElement[@ShowInNavigation='true']" />
    </xsl:if>
   
  </xsl:template>
</xsl:stylesheet>