> I'm trying to produce something such that only the last line 
> will have the space-after.optimum attribute. Any ideas how can I do this?

<xsl:template match="section_head">
 	<xsl:for-each select="line">
 		<fo:block font-weight="bold" font-size="12pt">
                <xsl:if test="position()=last()">
                  <xsl:attribute>
name="space-after.optimum">0.25in</xsl:attribute>
                <xsl:if>
               <xsl:value-of select="." />
           </fo:block>
     </xsl:for-each>
</xsl:template>


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