diff --git a/mozilla/browser/base/content/browser.xul b/mozilla/browser/base/content/browser.xul
index 841b76196c7..a5fcd43957c 100644
--- a/mozilla/browser/base/content/browser.xul
+++ b/mozilla/browser/base/content/browser.xul
@@ -279,7 +279,7 @@
           <observes element="Browser:Forward" attribute="disabled"/>
         </toolbarbutton>
         <toolbarbutton id="back-forward-dropmarker" type="menu" chromedir="&locale.dir;"
-                       disabled="true">
+                       disabled="true" tooltiptext="&backForwardMenu.tooltip;">
           <!-- bug 415444: event.stopPropagation is here for the cloned version of
                this menupopup -->
           <menupopup context=""
diff --git a/mozilla/browser/locales/en-US/chrome/browser/browser.dtd b/mozilla/browser/locales/en-US/chrome/browser/browser.dtd
index 3e083c7e03c..eb0fe93d891 100644
--- a/mozilla/browser/locales/en-US/chrome/browser/browser.dtd
+++ b/mozilla/browser/locales/en-US/chrome/browser/browser.dtd
@@ -73,6 +73,7 @@
 <!ENTITY forwardCmd.label             "Forward">
 <!ENTITY forwardCmd.accesskey         "F">
 <!ENTITY forwardButton.tooltip        "Go forward one page">
+<!ENTITY backForwardMenu.tooltip      "Recent pages">
 <!ENTITY reloadCmd.label              "Reload">
 <!ENTITY reloadCmd.accesskey          "R">
 <!ENTITY reloadButton.tooltip         "Reload current page">