Use the correct entity for the throbber tooltip, also, expand the brand identity string list to include a "Full Name" string.

browser/app/brand.dtd

@@ -1,6 +1,7 @@
 <!ENTITY  lang.version          "1.5a">
 <!ENTITY  brandShortName        "Mozilla Firebird">
+<!ENTITY  brandFullName         "Mozilla Firebird">
 <!ENTITY  version               "0.7+">
-<!ENTITY  vendorShortName       "Mozilla Firebird">
+<!ENTITY  vendorShortName       "Mozilla">
 
 <!ENTITY  releaseURL            "http://www.mozilla.org/projects/firebird/release-notes.html">

browser/app/brand.properties

@@ -1,2 +1,3 @@
 brandShortName=Mozilla Firebird
-vendorShortName=Mozilla Firebird
+brandFullName=Mozilla Firebird
+vendorShortName=Mozilla

browser/base/locale/browser.dtd

@@ -95,7 +95,7 @@
 <!ENTITY throbberItem.title           "Activity Indicator">
 <!ENTITY bookmarksItem.title          "Bookmarks">
 
-<!ENTITY throbber.tooltip             "Go to the &vendorShortName; home page">
+<!ENTITY throbber.tooltip             "Go to the &brandShortName; home page">
 
 <!ENTITY proxyIcon.tooltip            "Drag and drop this icon to create a link to this page">