From e3648a21a977726f8a3be3f4b06d9025f845f9d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaakko=20Kantoj=C3=A4rvi?= <jaakko@cs.hut.fi>
Date: Mon, 23 Jul 2018 16:27:47 +0300
Subject: [PATCH] Ensure course menu width when fixed

---
 assets/js/aplus.js | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

diff --git a/assets/js/aplus.js b/assets/js/aplus.js
index 4059afb53..67b796b49 100644
--- a/assets/js/aplus.js
+++ b/assets/js/aplus.js
@@ -45,23 +45,30 @@ $(function() {
 
     var modifyMenu = function() {
         var menu =  $('#main-course-menu');
-        if ($(window).scrollTop() > menuHeight && !menuFixed) {
+        if (!menuFixed && $(window).scrollTop() > menuHeight) {
+            var w = menu.width();
             menu.addClass('fixed');
+            menu.css('width', ""+w+"px");
             menuFixed = true;
-        } else if ($(window).scrollTop() < 50 && menuFixed) {
+        } else if (menuFixed && $(window).scrollTop() < 50) {
             menu.removeClass('fixed');
+            menu.css('width', '');
             menuFixed = false;
         }
     };
 
-    $(window).bind('scroll', function () {
-      modifyMenu();
-    });
-
-    $(window).bind('resize', function () {
-      modifyMenu();
-    });
+    var updateMenu = function() {
+        var menu = $('#main-course-menu');
+        if (menuFixed) {
+            menu.removeClass('fixed');
+            menu.css('width', '');
+            menuFixed = false;
+            modifyMenu();
+        }
+    };
 
+    $(window).bind('scroll', modifyMenu);
+    $(window).bind('resize', updateMenu);
 });
 
 /**