Index: gtk-doc.xsl
===================================================================
--- gtk-doc.xsl	(revision 434)
+++ gtk-doc.xsl	(working copy)
@@ -68,6 +68,8 @@
     <xsl:call-template name="write.text.chunk">
       <xsl:with-param name="filename" select="'index.sgml'"/>
       <xsl:with-param name="content">
+        <xsl:apply-templates select="//releaseinfo/ulink"
+                             mode="generate.index.mode"/>
         <!-- check all anchor and refentry elements -->
         <xsl:apply-templates select="//anchor|//refentry"
                              mode="generate.index.mode"/>
@@ -91,6 +93,15 @@
     </xsl:if>
   </xsl:template>
 
+  <xsl:template match="//releaseinfo/ulink" mode="generate.index.mode">
+    <xsl:if test="@role='online-location'">
+      <xsl:text>&lt;ONLINE href=&quot;</xsl:text>
+      <xsl:value-of select="@url"/>
+      <xsl:text>&quot;&gt;
+</xsl:text>
+    </xsl:if>
+  </xsl:template>
+
   <!-- ========================================================= -->
   <!-- template to output gtkdoclink elements for the unknown targets -->
 
