diff --git a/serve.py b/serve.py
index 735c0ba..17c1647 100755
--- a/serve.py
+++ b/serve.py
@@ -3,6 +3,8 @@
 # python standard library
 import os
 import json
+import base64
+import uuid
 
 # installed libraries
 import markdown
@@ -46,7 +48,7 @@ class WebApplication(tornado.web.Application):
             'static_path':   os.path.join(os.path.dirname(__file__), 'static'),
             'static_url_prefix': '/static/',  # this is the default
             'xsrf_cookies': False, # FIXME see how to do it...
-            'cookie_secret': '__TODO:_GENERATE_YOUR_OWN_RANDOM_VALUE_HERE__', # FIXME
+            'cookie_secret': base64.b64encode(uuid.uuid4().bytes),  # FIXME improve!
             'login_url': '/login',
             'debug': True,
         }
@@ -88,7 +90,7 @@ class LoginHandler(BaseHandler):
 
         if self.learn.login_ok(uid, pw):
             print('login ok')
-            self.set_secure_cookie("user", str(uid))
+            self.set_secure_cookie("user", str(uid), expires_days=30)
             self.redirect(self.get_argument("next", "/"))
         else:
             print('login failed')
diff --git a/templates/learn.html b/templates/learn.html
index 4ae594b..c2665e6 100644
--- a/templates/learn.html
+++ b/templates/learn.html
@@ -66,6 +66,11 @@
 <!-- ===================================================================== -->
 <!-- Container -->
 <div class="container">
+<audio>
+    <source id="snd-intro" src="/static/sounds/intro.mp3" type="audio/mpeg">
+    <source id="snd-correct" src="/static/sounds/correct.mp3" type="audio/mpeg">
+    <source id="snd-wrong" src="/static/sounds/wrong.mp3" type="audio/mpeg">
+</audio>
 
 <form action="/question" method="post" id="question_form" autocomplete="off">
     {% module xsrf_form_html() %}
@@ -112,9 +117,13 @@ function updateQuestion(response){
                 getQuestion();
             }
         });
+        var audio = new Audio('/static/sounds/correct.mp3');
+        audio.play();
         $('#question_div').animateCSS('pulse');
         break;
     case "shake":
+        var audio = new Audio('/static/sounds/wrong.mp3');
+        audio.play();
         $('#question_div').animateCSS('shake');
         break;
     }
@@ -133,6 +142,8 @@ function getQuestion() {
 }
 
 $(document).ready(function() {
+    var audio = new Audio('/static/sounds/intro.mp3');
+    audio.play();
     // getQuestion();
     $("#submit").click(getQuestion);
 });
--
libgit2 0.21.2