diff -r c72b545f1304 -r 67bd3121a12e includes/clientside/tinymce/plugins/autosave/langs/en.js
--- a/includes/clientside/tinymce/plugins/autosave/langs/en.js	Wed Dec 26 00:37:26 2007 -0500
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,5 +0,0 @@
-// EN lang variables
-
-tinyMCE.addToLang('',{
-autosave_unload_msg : 'The changes you made will be lost if you navigate away from this page.'
-});