3 files changed, 17 insertions, 1 deletions
diff --git a/app/assets/javascripts/dispatcher.js b/app/assets/javascripts/dispatcher.js
index 88b4b567fa9..31a86090242 100644
--- a/app/assets/javascripts/dispatcher.js
+++ b/app/assets/javascripts/dispatcher.js
@@ -55,6 +55,7 @@ import RefSelectDropdown from './ref_select_dropdown';
 import GfmAutoComplete from './gfm_auto_complete';
 import ShortcutsBlob from './shortcuts_blob';
 import initSettingsPanels from './settings_panels';
+import initExperimentalFlags from './experimental_flags';
 
 (function() {
   var Dispatcher;
@@ -120,6 +121,9 @@ import initSettingsPanels from './settings_panels';
       }
 
       switch (page) {
+        case 'profiles:preferences:show':
+          initExperimentalFlags();
+          break;
         case 'sessions:new':
           new UsernameValidator();
           new ActiveTabMemoizer();
diff --git a/app/assets/javascripts/experimental_flags.js b/app/assets/javascripts/experimental_flags.js
new file mode 100644
index 00000000000..dbd3843cef7
--- /dev/null
+++ b/app/assets/javascripts/experimental_flags.js
@@ -0,0 +1,11 @@
+import Cookies from 'js-cookie';
+
+export default () => {
+  $('.js-experiment-feature-toggle').on('change', (e) => {
+    const el = e.target;
+
+    Cookies.set(el.name, el.value, {
+      expires: 365 * 10,
+    });
+  });
+};
diff --git a/app/assets/javascripts/main.js b/app/assets/javascripts/main.js
index ed7629948ca..d27b4ec78c6 100644
--- a/app/assets/javascripts/main.js
+++ b/app/assets/javascripts/main.js
@@ -299,9 +299,10 @@ $(function () {
   // Commit show suppressed diff
   });
   $('.navbar-toggle').on('click', function () {
-    $('.header-content .title').toggle();
+    $('.header-content .title, .header-content .navbar-sub-nav').toggle();
     $('.header-content .header-logo').toggle();
     $('.header-content .navbar-collapse').toggle();
+    $('.js-navbar-toggle-left, .js-navbar-toggle-right, .title-container').toggle();
     return $('.navbar-toggle').toggleClass('active');
   });
   // Show/hide comments on diff