Index: tools/boostbook/xsl/relative-href.xsl
===================================================================
--- tools/boostbook/xsl/relative-href.xsl	(revision 43957)
+++ tools/boostbook/xsl/relative-href.xsl	(working copy)
@@ -11,6 +11,8 @@
 
 <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/lib/lib.xsl"/>
 
+<xsl:param name="boost.root" select="../.."/>
+
 <!-- ==================================================================== -->
 
 <!-- Check if path is absolute
@@ -48,7 +50,21 @@
 
     <xsl:choose>
         <xsl:when test="$isabsoluteuri='1'">
-            <xsl:value-of select="$target"/>
+            <xsl:choose>
+                <xsl:when test="starts-with($target, 'boost:/')">
+                    <xsl:call-template name="href.target.relative">
+                        <xsl:with-param name="target" select="concat($boost.root, substring-after($target, 'boost:'))"/>
+                    </xsl:call-template>
+                </xsl:when>
+                <xsl:when test="starts-with($target, 'boost:')">
+                    <xsl:call-template name="href.target.relative">
+                        <xsl:with-param name="target" select="concat($boost.root, concat('/', substring-after($target, 'boost:')))"/>
+                    </xsl:call-template>
+                </xsl:when>
+                <xsl:otherwise>
+                    <xsl:value-of select="$target"/>
+                </xsl:otherwise>
+            </xsl:choose>
         </xsl:when>
 
         <xsl:otherwise>
Index: tools/boostbook/xsl/xref.xsl
===================================================================
--- tools/boostbook/xsl/xref.xsl	(revision 43957)
+++ tools/boostbook/xsl/xref.xsl	(working copy)
@@ -20,16 +20,9 @@
     <xsl:param name="target"/>
     <xsl:param name="context" select="."/>
 
-    <xsl:choose>
-        <xsl:when test="contains($target, ':')">
-          <xsl:value-of select="$target"/>
-        </xsl:when>
-        <xsl:otherwise>
           <xsl:call-template name="href.target.relative">
             <xsl:with-param name="target" select="$target"/>
           </xsl:call-template>
-        </xsl:otherwise>
-    </xsl:choose>
 
 </xsl:template>