diff --git a/Identity/Webenv/Themes/Default/Docbook/1.69.1/Xsl/docbook2xhtml-single.xsl b/Identity/Webenv/Themes/Default/Docbook/1.69.1/Xsl/docbook2xhtml-single.xsl
index 271e624..391ea6d 100755
--- a/Identity/Webenv/Themes/Default/Docbook/1.69.1/Xsl/docbook2xhtml-single.xsl
+++ b/Identity/Webenv/Themes/Default/Docbook/1.69.1/Xsl/docbook2xhtml-single.xsl
@@ -2,6 +2,13 @@
 $Id$ 
 -->
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version='1.0'>
-<xsl:import href="/usr/share/sgml/docbook/xsl-stylesheets/xhtml/docbook.xsl" />
-<xsl:import href="=STYLE_XHTML_COMMON=" />
+
+    <xsl:import href="/usr/share/sgml/docbook/xsl-stylesheets/xhtml/docbook.xsl" />
+
+    <!--
+    Add your customization below this comment.
+    -->
+
+    <xsl:import href="=STYLE_XHTML_COMMON=" />
+
 </xsl:stylesheet>