Ticket #4257: 4257.diff

wp-includes/general-template.php

@@ -908 +908 @@
         edCanvas = document.getElementById('<?php echo $id; ?>');
         <?php if ( $prev_id && user_can_richedit() ) : ?>
         // This code is meant to allow tabbing from Title to Post (TinyMCE).
-        if ( tinyMCE.isMSIE )
+        if ( typeof tinyMCE != "undefined" && tinyMCE.isMSIE )
                 document.getElementById('<?php echo $prev_id; ?>').onkeydown = function (e)
                         {
                                 e = e ? e : window.event;