diff --git a/spring-webflow-reference/src/spring-mvc.xml b/spring-webflow-reference/src/spring-mvc.xml
index 2aedd325..30c3a1ab 100644
--- a/spring-webflow-reference/src/spring-mvc.xml
+++ b/spring-webflow-reference/src/spring-mvc.xml
@@ -269,21 +269,21 @@ public class BookingFlowHandler extends AbstractFlowHandler {
 			How events are decoded server-side is specific to the view technology in use.
 			This section shows how to trigger events from HTML-based views generated by templating engines such as JSP, Velocity, or Freemarker.
 		</para>
-		<sect2 id="button">
+		<sect2 id="webflow-event-named-html-button">
 			<title>Using a named HTML button to signal an event</title>
 			<programlisting language="xml"><![CDATA[
 <input type="submit" name="_eventId_proceed" value="Proceed" />
 <input type="submit" name="_eventId_cancel" value="Cancel" />]]>		
 			</programlisting>
 		</sect2>
-		<sect2 id="button">
+		<sect2 id="webflow-event-hidden-parameter">
 			<title>Using a hidden HTML form parameter to signal an event</title>
 			<programlisting language="xml"><![CDATA[
 <input type="submit" value="Proceed" />
 <input type="hidden" name="_eventId" value="proceed" />]]>	
 			</programlisting>
 		</sect2>
-		<sect2 id="button">
+		<sect2 id="webflow-event-link">
 			<title>Using a HTML link to signal an event</title>
 			<programlisting language="xml"><![CDATA[
 <a href="${flowExecutionUrl}&_eventId=cancel">Cancel</a>]]>