diff --git a/mozilla/browser/base/content/browser-menubar.inc b/mozilla/browser/base/content/browser-menubar.inc
index ed6e1b2cc44..0704caa23aa 100644
--- a/mozilla/browser/base/content/browser-menubar.inc
+++ b/mozilla/browser/base/content/browser-menubar.inc
@@ -20,6 +20,7 @@
 # the Initial Developer. All Rights Reserved.
 #
 # Contributor(s):
+#   Ehsan Akhgari <ehsan.akhgari@gmail.com>
 #
 # Alternatively, the contents of this file may be used under the terms of
 # either the GNU General Public License Version 2 or later (the "GPL"), or
@@ -48,7 +49,7 @@
                           label="&tabCmd.label;" accesskey="&tabCmd.accesskey;"/>
                 <menuitem label="&openLocationCmd.label;" accesskey="&openLocationCmd.accesskey;" key="focusURLBar" command="Browser:OpenLocation"/>
                 <menuitem label="&openFileCmd.label;" accesskey="&openFileCmd.accesskey;" key="openFileKb" command="Browser:OpenFile"/>
-                <menuitem id="menu_closeWindow" hidden="true" command="cmd_closeWindow" key="key_closeWindow" label="&closeWindow.label;"/>
+                <menuitem id="menu_closeWindow" hidden="true" command="cmd_closeWindow" key="key_closeWindow" label="&closeWindow.label;" accesskey="&closeWindow.accesskey;"/>
                 <menuitem id="menu_close" label="&closeCmd.label;" key="key_close" accesskey="&closeCmd.accesskey;" command="cmd_close"/>
                 <menuseparator/>
                 <menuitem label="&savePageCmd.label;" accesskey="&savePageCmd.accesskey;" key="key_savePage" command="Browser:SavePage"/>
diff --git a/mozilla/browser/locales/en-US/chrome/browser/browser.dtd b/mozilla/browser/locales/en-US/chrome/browser/browser.dtd
index 68134a38edb..6d906d6a127 100644
--- a/mozilla/browser/locales/en-US/chrome/browser/browser.dtd
+++ b/mozilla/browser/locales/en-US/chrome/browser/browser.dtd
@@ -51,6 +51,7 @@
 <!ENTITY fullScreenClose.tooltip "Close">
 
 <!ENTITY closeWindow.label "Close Window">
+<!ENTITY closeWindow.accesskey "d">
 
 <!ENTITY bookmarksMenu.label "Bookmarks">
 <!ENTITY bookmarksMenu.accesskey "B">