1 files changed, 20 insertions, 3 deletions
diff --git a/result/krafcik.js b/result/krafcik.js
index cac3371..ba8ccf9 100644
--- a/result/krafcik.js
+++ b/result/krafcik.js
@@ -1,5 +1,16 @@
 $(document).ready(function() {
 
+    var initTab = function(tab, push) {
+        if (!tab) {
+            tab = location.hash.replace('#', '') || 'styles';
+        }
+        console.log(tab, push);
+        $(`a#${tab}-tab`).tab('show');
+        if (push) {
+            history.pushState({}, '', '#' + tab);
+        }
+    };
+
     $.when(
         $.getJSON('beers.json'),
         $.getJSON('breweries.json'),
@@ -400,13 +411,19 @@ $(document).ready(function() {
             changeTimeout = setTimeout(updateCharts, 500);
         });
 
-        var pageHash = location.hash.replace('#', '') || 'styles';
-        $(`a#${pageHash}-tab`).click().trigger('shown.bs.tab');
+        initTab(false, true);
         updateCharts();
     });
 
     $('#tab-menu a').on('click', function (e) {
         e.preventDefault();
-        $(this).tab('show');
+        e.stopImmediatePropagation();
+        initTab($(this).attr('aria-controls'), true);
+        return false;
     });
+
+    $(window).on('popstate', function(ev) {
+        initTab(false, false);
+    });
+
 });