X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=_source%2Fplugins%2Fshowblocks%2Fplugin.js;h=de951246045b5c553b8aaf86b571427069c6ead6;hb=refs%2Ftags%2Fv3.6.3;hp=4eb887872231075a6aa3d814e1d4df7a364ec406;hpb=9afde8772159bd3436f1f5b7862960307710ae5a;p=ckeditor.git

diff --git a/_source/plugins/showblocks/plugin.js b/_source/plugins/showblocks/plugin.js
index 4eb8878..de95124 100644
--- a/_source/plugins/showblocks/plugin.js
+++ b/_source/plugins/showblocks/plugin.js
@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.html or http://ckeditor.com/license
 */
 
@@ -89,6 +89,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 
 	var commandDefinition =
 	{
+		readOnly : 1,
 		preserveState : true,
 		editorFocus : false,
 
@@ -100,8 +101,11 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 
 		refresh : function( editor )
 		{
-			var funcName = ( this.state == CKEDITOR.TRISTATE_ON ) ? 'addClass' : 'removeClass';
-			editor.document.getBody()[ funcName ]( 'cke_show_blocks' );
+			if ( editor.document )
+			{
+				var funcName = ( this.state == CKEDITOR.TRISTATE_ON ) ? 'addClass' : 'removeClass';
+				editor.document.getBody()[ funcName ]( 'cke_show_blocks' );
+			}
 		}
 	};