--- a/browser/base/content/browser.xul
+++ b/browser/base/content/browser.xul
@@ -61,18 +61,18 @@
 #include browser-doctype.inc
 
 <window id="main-window"
         xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
         xmlns:svg="http://www.w3.org/2000/svg"
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
         onload="BrowserStartup()" onunload="BrowserShutdown()" onclose="return WindowIsClosing();"
         contenttitlesetting="true"
-        title="&mainWindow.title;"
-        titlemodifier="&mainWindow.title;"
+        title="&mainWindow.title; 3.1 Beta 1"
+        titlemodifier="&mainWindow.title; 3.1 Beta 1"
         titlemenuseparator="&mainWindow.titlemodifiermenuseparator;"
         windowtype="navigator:browser"
         screenX="4" screenY="4"
         persist="screenX screenY width height sizemode"> 
 
 # All JS files which are not content (only) dependent that browser.xul
 # wishes to include *must* go into the global-scripts.inc file
 # so that they can be shared by macBrowserOverlay.xul.

--- a/other-licenses/branding/firefox/branding.nsi
+++ b/other-licenses/branding/firefox/branding.nsi
@@ -42,14 +42,15 @@
 # instead of BrandFullName and typically should not be modified.
 !define BrandFullNameInternal "Mozilla Firefox"
 !define CompanyName           "Mozilla Corporation"
 !define URLInfoAbout          "http://${AB_CD}.www.mozilla.com/${AB_CD}/"
 !define URLUpdateInfo         "http://${AB_CD}.www.mozilla.com/${AB_CD}/firefox/"
 !define SurveyURL             "https://survey.mozilla.com/1/Mozilla%20Firefox/${AppVersion}/${AB_CD}/exit.html"
 
 # Everything below this line may be modified for Alpha / Beta releases.
-!define BrandFullName         "Mozilla Firefox"
+!define BrandFullName         "Mozilla Firefox 3.1 Beta 1"
 
 # Add !define NO_INSTDIR_FROM_REG to prevent finding a non-default installation
 # directory in the registry and using that as the default. This prevents
 # Beta releases built with official branding from finding an existing install
 # of an official release and defaulting to its installation directory.
+!define NO_INSTDIR_FROM_REG