plugins/treeview/script/00-jquery.treeview.js in olelo-0.9.6 vs plugins/treeview/script/00-jquery.treeview.js in olelo-0.9.7

@@ -1,7 +1,9 @@
 // Ajax Tree View
 // Written by Daniel Mendler, 2009
 (function($) {
+    "use strict";
+
     // Create treeview
     // $('div#id').treeView(...);
     $.fn.treeView = function(options) {
         if (!options) {
             options = {};