Fixed tree view with multi line labels
diff --git a/dev/js/src/vc/doc.js b/dev/js/src/vc/doc.js
index f04b445..a19430a 100644
--- a/dev/js/src/vc/doc.js
+++ b/dev/js/src/vc/doc.js
@@ -489,6 +489,9 @@
     _changed : function () {
       this.__changed = true;
       
+      if (this._parent) {
+      };
+
       if (this._rewrites === undefined)
 	return;