Synopsis

<xsl:param name="document.xml.language">
		<xsl:call-template name="l10n.language">
			<xsl:with-param name="target" select="(/set|/book|/article)[1]"/>
			<!-- now, induce the use of $target rather than the current node: -->
			<xsl:with-param name="xref-context" select="true()"/>
		</xsl:call-template>
	</xsl:param>