diff --git a/BUGS.md b/BUGS.md
index 50a1df9..9f8cb93 100644
--- a/BUGS.md
+++ b/BUGS.md
@@ -1,7 +1,12 @@
 BUGS:
 
-- generators not working: bcrypt (ver blog)
 - implementar xsrf. Ver [http://www.tornadoweb.org/en/stable/guide/security.html#cross-site-request-forgery-protection]()
+
+TODO:
+
+- gravar answers -> db
+- como gerar uma sequencia de perguntas?
+- generators not working: bcrypt (ver blog)
 - implementar navegacao radio/checkbox. cursor cima/baixo, espaco selecciona, enter submete.
 
 SOLVED:
diff --git a/serve.py b/serve.py
index 444abde..1204036 100755
--- a/serve.py
+++ b/serve.py
@@ -145,13 +145,13 @@ class QuestionHandler(BaseHandler):
                 md=md,                  # function that renders markdown to html
                 )
             self.write({
-                'html': tornado.escape.to_unicode(html_out),
-                'correct': True,
+                'params': tornado.escape.to_unicode(html_out),
+                'method': 'new_question',
                 })
         else:
             self.write({
-                'html': 'None',
-                'correct': False
+                'params': 'None',
+                'method': 'shake'
                 })
 
 
diff --git a/templates/learn.html b/templates/learn.html
index 1769d57..4ae594b 100644
--- a/templates/learn.html
+++ b/templates/learn.html
@@ -17,14 +17,11 @@
 
 <!-- Bootstrap -->
     <link rel="stylesheet" href="/static/bootstrap/css/bootstrap.min.css">
-    <!-- <link rel="stylesheet" href="/static/bootstrap/css/bootstrap-theme.min.css"> -->
 
 <!-- other -->
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.5.2/animate.min.css">
     <link rel="stylesheet" href="/static/font-awesome/css/font-awesome.min.css">
     <link rel="stylesheet" href="/static/css/github.css">
-    <!-- <link rel="stylesheet" href="/static/css/sticky-footer-navbar.css"> -->
-    <!-- <link rel="stylesheet" href="/static/css/test.css"> -->
     <link rel="stylesheet" href="/static/css/learn.css">
 
     <script src="/static/js/jquery.min.js"></script>
@@ -96,24 +93,11 @@ $.fn.extend({
     }
 });
 
-// function getCookie(name) {
-//     var r = document.cookie.match("\\b" + name + "=([^;]*)\\b");
-//     return r ? r[1] : undefined;
-// }
-
-// jQuery.postJSON = function(url, args, callback) {
-//     args._xsrf = getCookie("_xsrf");
-//     alert(args);
-//     $.ajax({url: url, data: $.param(args), dataType: "text", type: "POST",
-//         success: function(response) {
-//         callback(eval("(" + response + ")"));
-//     }});
-// }
-
 function updateQuestion(response){
 
-    if (response["correct"]) {
-        $("#question_div").html(response["html"]);
+    switch (response["method"]) {
+    case "new_question":
+        $("#question_div").html(response["params"]);
         MathJax.Hub.Queue(["Typeset",MathJax.Hub,"question_div"]);
 
         $("input:text").keypress(function (e) {
@@ -129,32 +113,14 @@ function updateQuestion(response){
             }
         });
         $('#question_div').animateCSS('pulse');
-    }
-    else
+        break;
+    case "shake":
         $('#question_div').animateCSS('shake');
+        break;
+    }
 }
 
 function getQuestion() {
-    // var data = $("#question_form").serialize();
-    // $.postJSON('/question', data, function(response){
-    //         $("#question_div").html(response["html"]);
-    //         MathJax.Hub.Queue(["Typeset",MathJax.Hub,"question"]);
-
-    //         if (response["correct"]) {
-    //             $('#question_div').animateCSS('pulse');
-    //         }
-    //         else {
-    //             $('#question_div').animateCSS('shake');
-    //         }
-
-    //         $("input:text").bind("keypress", function (e) {
-    //             if (e.keyCode == 13) {
-    //                 e.preventDefault();
-    //                 getQuestion();
-    //             }
-    //         });
-    //     });
-
     $.ajax({
         type: "POST",
         url: "/question",
--
libgit2 0.21.2