--- editors/js/tinymce-3.js	2010-06-12 15:46:58.000000000 -0700
+++ editors/js/tinymce-3.js	2010-06-12 15:47:06.000000000 -0700
@@ -182,6 +182,9 @@ Drupal.wysiwyg.editor.instance.tinymce =
   },
 
   prepareContent: function(content) {
+    // Remove mceItem class saved in code
+    content = content.replace(/class=(['"].*?)\dmceItem\d(.*?['"])/ig, 'class=$1$2');
+    
     // Certain content elements need to have additional DOM properties applied
     // to prevent this editor from highlighting an internal button in addition
     // to the button of a Drupal plugin.