<xsl:apply-templates select="templates" mode="content"/>
replaced with
<xsl:variable name="context_title" select="@title"/>
<xsl:apply-templates select="templates" mode="content">
<xsl:with-param name="context" select="$context_title"/>
</xsl:apply-templates>
at line 76 of
plcslib\xsl\generate_plcslib\context_index.xsl