  <xsl:template match="trait_group">
    <xsl:param name="idpath"/>
    <xsl:param name="parentId"/>
    <xsl:param name="folded"/>
    <xsl:param name="level"/>
    <xsl:variable name="myId"><xsl:value-of select="$parentId"/>.<xsl:number level="single" count="trait|trait_group" format="1"/></xsl:variable>
    <xsl:variable name="open" select="@open=&quot;yes&quot;"/>
    <xsl:comment> Start Group: <xsl:value-of select="name"/> </xsl:comment>

    <xsl:variable name="className"><xsl:choose><xsl:when test="$open">open</xsl:when><xsl:otherwise>closed</xsl:otherwise></xsl:choose> <xsl:if test="$folded">folded</xsl:if> sub<xsl:value-of select="$level"/></xsl:variable>
    
    <html:tbody onclick="toggleGroup('{$myId}')" class="{normalize-space($className)}">

      <html:tr>
	<html:td scope="rowgroup" id="{$myId}" headers="{normalize-space(concat($idpath,&quot; traittable1.hname&quot;))}"><xsl:value-of select="name"/></html:td>
	<html:td headers="{normalize-space(concat($idpath,&quot; &quot;,$myId,&quot; traittable1.hpts&quot;))}"><xsl:if test="points">[<xsl:value-of select="points"/>]</xsl:if></html:td>
	<html:td headers="{normalize-space(concat($idpath,&quot; &quot;,$myId,&quot; traittable1.href&quot;))}"><xsl:value-of select="reference"/></html:td>
	<xsl:if test="notes">
	  <html:tr>
	    <html:td class="note" headers="{normalize-space(concat($idpath,&quot; &quot;,$myId))}" axis="notes"><xsl:value-of select="reference"/></html:td>
	  </html:tr>
	</xsl:if>
      </html:tr>
    </html:tbody>
      <xsl:apply-templates select="trait | trait_group">
	<xsl:with-param name="idpath" select="normalize-space(concat($idpath,&quot; &quot;,$myId))"/>
	<xsl:with-param name="folded" select="$open=false or $folded"/>
	<xsl:with-param name="parentId" select="$myId"/>
	<xsl:with-param name="level" select="$level+1"/>
      </xsl:apply-templates>
    <xsl:comment> End Group: <xsl:value-of select="name"/> </xsl:comment>
  </xsl:template>