diff --git a/static/js/Editor.js b/static/js/Editor.js
index 976d7d9..b328c04 100644
--- a/static/js/Editor.js
+++ b/static/js/Editor.js
@@ -51,6 +51,10 @@ function Shared_iframe() {
   document.close();
 }
 
+Shared_iframe.prototype.editor = function () {
+  return this.iframe.editor;
+}
+
 
 function Editor( id, notebook_id, note_text, deleted_from_id, revision, read_write, startup, highlight, focus, position_after, start_dirty, own_notes_only ) {
   this.id = id;
diff --git a/static/js/Wiki.js b/static/js/Wiki.js
index 410bfa5..c69c220 100644
--- a/static/js/Wiki.js
+++ b/static/js/Wiki.js
@@ -489,8 +489,8 @@ Wiki.prototype.create_blank_editor = function ( event ) {
   }
 
   // if there is already a blank editor, then highlight it and bail
-  if ( Editor.shared_iframe && Editor.shared_iframe.editor && Editor.shared_iframe.editor.empty() ) {
-    Editor.shared_iframe.editor.highlight();
+  if ( Editor.shared_iframe && Editor.shared_iframe.editor() && Editor.shared_iframe.editor().empty() ) {
+    Editor.shared_iframe.editor().highlight();
     return;
   }
 
@@ -854,8 +854,8 @@ Wiki.prototype.create_editor = function ( id, note_text, deleted_from_id, revisi
 }
 
 Wiki.prototype.resize_editor = function () {
-  if ( Editor.shared_frame && Editor.shared_iframe.editor )
-    Editor.shared_iframe.editor.resize();
+  if ( Editor.shared_iframe && Editor.shared_iframe.editor() )
+    Editor.shared_iframe.editor().resize();
 }
 
 Wiki.prototype.resize_toolbar = function () {