Hello,
I was solving a problem posted by a user at
microsoft.public.xsl newsgroup. I seem to have been
hit by a Xalan bug(Xalan-J 2.6.0), which I wish to

I think that was a complex solution.
Try this one.

<xsl:template match="/Parent">
   <xsl:apply-templates select="node" />
</xsl:template>

<xsl:template match="node">
   <xsl:if test="position() mod $group-size = 1 or $group-size = 1">
       <xsl:text>Group :-</xsl:text>
   </xsl:if>
   <xsl:value-of select="." />
   <xsl:if test="position() mod $group-size != 0 and position() != last()">
       <xsl:text>, </xsl:text>
   </xsl:if>
   <xsl:if test="position() mod $group-size = 0">
       <br />
   </xsl:if>
</xsl:template>