--- a/Overview.html	Thu Dec 22 10:59:18 2011 +0100
+++ b/Overview.html	Thu Dec 22 11:02:53 2011 +0100
@@ -2677,6 +2677,8 @@
 
   <h3 id="events"><span class="secno">4.9 </span>Events summary</h3>
 
+  <p><em>This section is non-normative.</em></p>
+
   <p>The following events are dispatched on <code><a href="#xmlhttprequest">XMLHttpRequest</a></code>
   and/or <code><a href="#xmlhttprequestupload">XMLHttpRequestUpload</a></code> objects:</p>
 

--- a/Overview.src.html	Thu Dec 22 10:59:18 2011 +0100
+++ b/Overview.src.html	Thu Dec 22 11:02:53 2011 +0100
@@ -2685,6 +2685,8 @@
 
   <h3 id="events">Events summary</h3>
 
+  <p><em>This section is non-normative.</em></p>
+
   <p>The following events are dispatched on <code>XMLHttpRequest</code>
   and/or <code>XMLHttpRequestUpload</code> objects:</p>