Description: Remove relative URI usage to resolve DTD location
 Instead, set full URL and let XML Catalog resolve this.
--- a/src/docs/xsl/mx4j-chunk.xsl
+++ b/src/docs/xsl/mx4j-chunk.xsl
@@ -1,6 +1,6 @@
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version='1.0'>
 
-  <xsl:import href="../docbookx/html/chunk.xsl"/>
+  <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/html/chunk.xsl"/>
   <xsl:import href="autotoc.xsl"/>
 
   <xsl:param name="html.stylesheet">styles.css</xsl:param>
--- a/src/docs/index.xml
+++ b/src/docs/index.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="ISO-8859-1"?>
-<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "docbook/docbookx.dtd" [
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
+                      "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" [
 	<!ENTITY english SYSTEM "english/index.xml">
 
 	<!ENTITY license_en SYSTEM "english/license.xml">