diff --git a/suite/common/pref/pref-smart_browsing-ac.xul b/suite/common/pref/pref-smart_browsing-ac.xul
index b3462a625e7..91dec2cd763 100644
--- a/suite/common/pref/pref-smart_browsing-ac.xul
+++ b/suite/common/pref/pref-smart_browsing-ac.xul
@@ -28,7 +28,9 @@
 <?xml-stylesheet href="chrome://communicator/skin/prefpanels.css" type="text/css"?>
 
 <dialog id="pref-smart_browsing-ac" title="&autoCompleteAdvanced.title;"
+        buttons="accept,cancel,help"
         ondialogaccept="return onAccept();" 
+        ondialoghelp="doHelpButton()"
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 
   <script type="application/x-javascript"><![CDATA[
@@ -92,6 +94,10 @@
       showSearch.disabled = !spChecked;
     }
     
+    function doHelpButton() {
+      openHelp('navigator_pref_autocomplete-adv');
+    }
+    
   ]]></script>
   
   <groupbox>