-<xsl:transform version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+<xsl:transform version="1.0"
+ xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ xmlns:str="http://exslt.org/strings"
+ extension-element-prefixes="str">
<xsl:value-of select="$section"/>
<xsl:text> -> </xsl:text>
<xsl:value-of select="format-number( substring( @idref, 5 ), '000' )"/>
<xsl:value-of select="$section"/>
<xsl:text> -> </xsl:text>
<xsl:value-of select="format-number( substring( @idref, 5 ), '000' )"/>
<xsl:value-of select="$indent"/>
<xsl:value-of select="$section"/>
<xsl:text> -> </xsl:text>
<xsl:value-of select="format-number( substring( ., 5 ), '000' )"/>
<xsl:value-of select="$indent"/>
<xsl:value-of select="$section"/>
<xsl:text> -> </xsl:text>
<xsl:value-of select="format-number( substring( ., 5 ), '000' )"/>