xsl

<xsl:template match="typ:info">
  <xsl:variable name="css-class">
    <xsl:choose>
      <xsl:when test="position() mod 2 = 0">even</xsl:when>
      <xsl:otherwise>odd</xsl:otherwise>
    </xsl:choose>
  </xsl:variable>
  <tr class="{$css-class}">
    <td>
      <xsl:value-of select="typ:dateAccessed" />
    </td>
    <td>
      <xsl:value-of select="typ:loginId" />
    </td>
  </tr>
</xsl:template>