Index: /CKEditor/trunk/_source/plugins/toolbar/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/toolbar/plugin.js	(revision 3483)
+++ /CKEditor/trunk/_source/plugins/toolbar/plugin.js	(revision 3484)
@@ -41,5 +41,10 @@
 				{
 					editor.toolbox.focusCommandExecuted = true;
-					editor.toolbox.focus();
+
+					// Make the first button focus accessible. (#3417)
+					if ( CKEDITOR.env.ie )
+						setTimeout( function(){ editor.toolbox.focus(); }, 100 );
+					else
+						editor.toolbox.focus();
 				}
 			}