From 2ce065a1216d69283c74e5241a90d7b77f7600db Mon Sep 17 00:00:00 2001
From: Min RK <benjaminrk@gmail.com>
Date: Tue, 7 Feb 2017 14:22:07 +0100
Subject: [PATCH] switchClass is undefined

switchClass is provided by jquery-ui, not jquery, so it's not available on the tree page
---
 notebook/static/tree/js/notebooklist.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/notebook/static/tree/js/notebooklist.js b/notebook/static/tree/js/notebooklist.js
index f91ecd39e..f9724c0a7 100644
--- a/notebook/static/tree/js/notebooklist.js
+++ b/notebook/static/tree/js/notebooklist.js
@@ -72,8 +72,8 @@ define([
     NotebookList.prototype.bind_events = function () {
         var that = this;
         $('#refresh_' + this.element_name + '_list').click(function () {
-            $("#sort-name i").switchClass("fa-arrow-down", "fa-arrow-up");
-            $("#last-modified i").switchClass("fa-arrow-down", "fa-arrow-up");
+            $("#sort-name i").removeClass("fa-arrow-down").addClass("fa-arrow-up");
+            $("#last-modified i").removeClass("fa-arrow-down").addClass("fa-arrow-up");
             that.load_sessions();
         });
         this.element.bind('dragover', function () {
@@ -171,11 +171,11 @@ define([
 
                 if (that.sort_state.sort_on == 0) {
                     that.sort_list(sort_on, 1);
-                    $("#" + sort_on + " i").switchClass("fa-arrow-up", "fa-arrow-down");
+                    $("#" + sort_on + " i").removeClass("fa-arrow-up").addClass("fa-arrow-down");
                     that.sort_state.sort_on = 1;
                 } else {
                     that.sort_list(sort_on, 2);
-                    $("#" + sort_on + " i").switchClass("fa-arrow-down", "fa-arrow-up");
+                    $("#" + sort_on + " i").removeClass("fa-arrow-down").addClass("fa-arrow-up");
                     that.sort_state.sort_on = 0;
                 }
             });