+<xsl:key name='gallery'
+ match='xhtml:html/xhtml:p[descendant::*[@generate-gallery]]'
+ use='generate-id(
+ ( ( preceding-sibling::*[not(descendant::*[@generate-gallery])][1]
+ /following-sibling::* ) | self::* ) [1])' />
+
+<xsl:template match='@generate-gallery' />
+<xsl:template match='xhtml:html/xhtml:p[descendant::*[@generate-gallery]]' />
+<xsl:template match='xhtml:html/xhtml:p[key("gallery", generate-id(.))]'>
+ <xsl:variable name='images' select='key("gallery", generate-id(.))' />
+ <xsl:choose>
+ <xsl:when test='count($images) > 1'>
+ <div class='gallery'>
+ <xsl:for-each select='$images'>
+ <xsl:call-template name='imgpara' />
+ </xsl:for-each>
+ </div>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:call-template name='imgpara' />
+ </xsl:otherwise>
+ </xsl:choose>
+</xsl:template>
+