diff --git a/kfet/static/kfet/css/kpsul.css b/kfet/static/kfet/css/kpsul.css
index a6a4a9c2..c2d7f1ff 100644
--- a/kfet/static/kfet/css/kpsul.css
+++ b/kfet/static/kfet/css/kpsul.css
@@ -12,6 +12,12 @@ input[type=number]::-webkit-outer-spin-button {
     background:#fff;
 }
 
+@keyframes colorchange {
+    0% { background: yellow; }
+    50% { background: #660066; }
+    100% { background: yellow; }
+}
+
 /*
  * Top row
  */
@@ -163,6 +169,24 @@ input[type=number]::-webkit-outer-spin-button {
     right:0;
 }
 
+#addcost {
+    position:absolute;
+    bottom:0;
+    left:0;
+
+    height:32px;
+    line-height:32px;
+    padding:0 10px;
+
+    background:#c8102e;
+    color:#fff;
+
+    font-weight:bold;
+
+    animation: blink 1.5s steps(1) infinite;
+}
+@keyframes blink { 50% { visibility: hidden; } }
+
 /*
  * Second part
  */
diff --git a/kfet/templates/kfet/kpsul.html b/kfet/templates/kfet/kpsul.html
index dac7ee61..2d7a1238 100644
--- a/kfet/templates/kfet/kpsul.html
+++ b/kfet/templates/kfet/kpsul.html
@@ -126,14 +126,30 @@ $(document).ready(function() {
         }
     });
 
-    var subvention_cof = 25;
-
     function amountToUKF(amount, is_cof=false) {
-        if (is_cof)
-            return Math.round(amount * (1+subvention_cof/100) * 10);
-        return Math.round(amount * 10);
+        var coef_cof = is_cof ? 1 + settings['subvention_cof'] / 100 : 1;
+        return Math.round(amount * coef_cof * 10);
     }
 
+    // Retrieve settings
+
+    var settings = {}
+
+    function resetSettings() {
+        $.ajax({
+            dataType: "json",
+            url     : "{% url 'kfet.kpsul.get_settings' %}",
+            method  : "POST",
+        })
+        .done(function(data) {
+            settings['addcost_for'] = data['addcost_for'];
+            settings['addcost_amount'] = parseFloat(data['addcost_amount']);
+            settings['subvention_cof'] = parseFloat(data['subvention_cof']);
+            displayAddcost();
+        });
+    }
+
+
     // -----
     // Account data management
     // -----
@@ -665,7 +681,7 @@ $(document).ready(function() {
         article_data = articlesList[i];
         var reduc_divisor = 1;
         if (account_data['is_cof'])
-            reduc_divisor = 1 + subvention_cof / 100;
+            reduc_divisor = 1 + settings['subvention_cof'] / 100;
         return - article_data[3] * nb / reduc_divisor;
     }
 
@@ -1027,6 +1043,20 @@ $(document).ready(function() {
     // Addcost
     // -----
 
+    var addcost_default_html = '<div id="addcost">Majoration vers <span class="addcost_for"></span> de <span class="addcost_amount"></span>€</div>';
+
+    function displayAddcost() {
+        checkout_container.find('#addcost').remove();
+        $('body').css('animation', 'none');
+        if (settings['addcost_for'] && settings['addcost_amount']) {
+            var addcost_html = $(addcost_default_html);
+            addcost_html
+                .find('.addcost_for').text(settings['addcost_for']).end()
+                .find('.addcost_amount').text(settings['addcost_amount'].toFixed(2)).end();
+            checkout_container.prepend(addcost_html);
+            $('body').css('animation', 'colorchange 3s infinite');
+        }
+    }
     function sendAddcost(trigramme, amount, password='') {
         var data = {
             trigramme: trigramme,
@@ -1043,9 +1073,6 @@ $(document).ready(function() {
                     $xhr.setRequestHeader("KFetPassword", password);
             },
         })
-        .done(function(data) {
-            location.reload();
-        })
         .fail(function($xhr) {
             var data = $xhr.responseJSON;
             switch ($xhr.status) {
@@ -1160,6 +1187,11 @@ $(document).ready(function() {
             articles_container.find('[data-article='+article['id']+'] .stock')
                 .text(article['stock']);
         }
+        if (data['addcost']) {
+            settings['addcost_for'] = data['addcost']['for'];
+            settings['addcost_amount'] = parseFloat(data['addcost']['amount']);
+            displayAddcost();
+        }
     }
 
     // -----
@@ -1181,6 +1213,7 @@ $(document).ready(function() {
         resetCheckout();
         resetArticles();
         resetHistory();
+        resetSettings();
         getArticles();
         getHistory();
     }
diff --git a/kfet/urls.py b/kfet/urls.py
index c62684c4..1ce9b7a7 100644
--- a/kfet/urls.py
+++ b/kfet/urls.py
@@ -121,6 +121,8 @@ urlpatterns = [
         name = 'kfet.kpsul.articles_data'),
     url('^k-psul/update_addcost$', views.kpsul_update_addcost,
         name = 'kfet.kpsul.update_addcost'),
+    url('^k-psul/get_settings$', views.kpsul_get_settings,
+        name = 'kfet.kpsul.get_settings'),
 
     # -----
     # Settings urls
diff --git a/kfet/views.py b/kfet/views.py
index 2ae22ccb..4702f614 100644
--- a/kfet/views.py
+++ b/kfet/views.py
@@ -479,8 +479,19 @@ def kpsul(request):
     data['checkout_form']  = KPsulCheckoutForm()
     operation_formset = KPsulOperationFormSet(queryset=Operation.objects.none())
     data['operation_formset'] = operation_formset
+    addcost_for = Settings.ADDCOST_FOR()
     return render(request, 'kfet/kpsul.html', data)
 
+@permission_required('kfet.is_team')
+def kpsul_get_settings(request):
+    addcost_for = Settings.ADDCOST_FOR()
+    data = {
+        'subvention_cof': Settings.SUBVENTION_COF(),
+        'addcost_for'   : addcost_for and addcost_for.trigramme or '',
+        'addcost_amount': Settings.ADDCOST_AMOUNT(),
+    }
+    return JsonResponse(data)
+
 @permission_required('kfet.is_team')
 def kpsul_account_data(request):
     trigramme = request.POST.get('trigramme', '')