<xsl:choose>
<xsl:when test="SessionStartupTime &gt; 56 and PageTime &lt;= 50
               or TransactionTime = 78">
X
</xsl:when>
<xsl:otherwise>
Y
</xsl:otherwise>
</xsl:choose>

David

 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list