diff --git a/kfet/forms.py b/kfet/forms.py
index 0c563b04..fe2e4a9c 100644
--- a/kfet/forms.py
+++ b/kfet/forms.py
@@ -1,21 +1,17 @@
 # -*- coding: utf-8 -*-
 
-from __future__ import (absolute_import, division,
-                        print_function, unicode_literals)
-from builtins import *
-
 from decimal import Decimal
 from django import forms
 from django.core.exceptions import ValidationError
 from django.core.validators import MinLengthValidator
 from django.contrib.auth.models import User, Group, Permission
 from django.contrib.contenttypes.models import ContentType
-from django.forms import modelformset_factory, inlineformset_factory
-from django.forms.models import BaseInlineFormSet
+from django.forms import modelformset_factory
 from django.utils import timezone
-from kfet.models import (Account, Checkout, Article, OperationGroup, Operation,
+from kfet.models import (
+    Account, Checkout, Article, OperationGroup, Operation,
     CheckoutStatement, ArticleCategory, Settings, AccountNegative, Transfer,
-    TransferGroup, Supplier, Inventory, InventoryArticle)
+    TransferGroup, Supplier)
 from gestioncof.models import CofProfile
 
 # -----
@@ -131,7 +127,16 @@ class UserRestrictTeamForm(UserForm):
 
 class UserGroupForm(forms.ModelForm):
     groups = forms.ModelMultipleChoiceField(
-            Group.objects.filter(name__icontains='K-Fêt'))
+            Group.objects.filter(name__icontains='K-Fêt'),
+            required=False)
+
+    def clean_groups(self):
+        groups = self.cleaned_data.get('groups')
+        # Si aucun groupe, on le dénomme
+        if not groups:
+            groups = self.instance.groups.exclude(name__icontains='K-Fêt')
+        return groups
+
     class Meta:
         model  = User
         fields = ['groups']
diff --git a/kfet/static/kfet/js/kfet.js b/kfet/static/kfet/js/kfet.js
index 31758c36..bab21c12 100644
--- a/kfet/static/kfet/js/kfet.js
+++ b/kfet/static/kfet/js/kfet.js
@@ -37,9 +37,10 @@ function amountDisplay(amount, is_cof=false, tri='') {
     return amountToUKF(amount, is_cof);
 }
 
-function amountToUKF(amount, is_cof=false) {
+function amountToUKF(amount, is_cof=false, account=false) {
+    var rounding = account ? Math.floor : Math.round ;
     var coef_cof = is_cof ? 1 + settings['subvention_cof'] / 100 : 1;
-    return Math.floor(amount * coef_cof * 10);
+    return rounding(amount * coef_cof * 10);
 }
 
 function isValidTrigramme(trigramme) {
diff --git a/kfet/templates/kfet/kpsul.html b/kfet/templates/kfet/kpsul.html
index 70cf4ba9..e064a10c 100644
--- a/kfet/templates/kfet/kpsul.html
+++ b/kfet/templates/kfet/kpsul.html
@@ -221,7 +221,7 @@ $(document).ready(function() {
     function displayAccountData() {
         var balance = account_data['trigramme'] != 'LIQ' ? account_data['balance'] : '';
         if (balance != '')
-            balance = amountToUKF(account_data['balance'], account_data['is_cof']);
+            balance = amountToUKF(account_data['balance'], account_data['is_cof'], true);
         var is_cof = account_data['trigramme'] ? account_data['is_cof'] : '';
         if (is_cof !== '')
             is_cof = is_cof ? '<b>COF</b>' : '<b>Non-COF</b>';
@@ -616,7 +616,7 @@ $(document).ready(function() {
         for (var elem in article) {
             article_html.find('.'+elem).text(article[elem])
         }
-        article_html.find('.price').text(amountToUKF(article['price'], false));
+        article_html.find('.price').text(amountToUKF(article['price'], false, false));
         var category_html = articles_container
             .find('#data-category-'+article['category_id']);
         if (category_html.length == 0) {
@@ -834,7 +834,7 @@ $(document).ready(function() {
             .attr('data-opeindex', index)
             .find('.number').text(nb).end()
             .find('.name').text(article_data[0]).end()
-            .find('.amount').text(amountToUKF(amount_euro, account_data['is_cof']));
+            .find('.amount').text(amountToUKF(amount_euro, account_data['is_cof'], false));
         basket_container.prepend(article_basket_html);
         updateBasketRel();
     }
@@ -848,7 +848,7 @@ $(document).ready(function() {
             .attr('data-opeindex', index)
             .find('.number').text(amount+"€").end()
             .find('.name').text(text).end()
-            .find('.amount').text(amountToUKF(amount, account_data['is_cof']));
+            .find('.amount').text(amountToUKF(amount, account_data['is_cof'], false));
         basket_container.prepend(deposit_basket_html);
         updateBasketRel();
     }
@@ -861,7 +861,7 @@ $(document).ready(function() {
             .attr('data-opeindex', index)
             .find('.number').text(amount+"€").end()
             .find('.name').text('Retrait').end()
-            .find('.amount').text(amountToUKF(amount, account_data['is_cof']));
+            .find('.amount').text(amountToUKF(amount, account_data['is_cof'], false));
         basket_container.prepend(withdraw_basket_html);
         updateBasketRel();
     }
@@ -903,7 +903,7 @@ $(document).ready(function() {
             var amount = $(this).find('#id_form-'+opeindex+'-amount');
             if (!deleted && type == "purchase")
                 amount.val(amountEuroPurchase(article_id, article_nb));
-            basket_container.find('[data-opeindex='+opeindex+'] .amount').text(amountToUKF(amount.val(), account_data['is_cof']));
+            basket_container.find('[data-opeindex='+opeindex+'] .amount').text(amountToUKF(amount.val(), account_data['is_cof'], false));
         });
     }
 
@@ -922,9 +922,9 @@ $(document).ready(function() {
                 basketrel_html += '<div>Sur 20€: '+ (20-amount).toFixed(2) +' €</div>';
         } else if (account_data['trigramme'] != '' && !isBasketEmpty()) {
             var amount = getAmountBasket();
-            var amountUKF = amountToUKF(amount, account_data['is_cof']);
+            var amountUKF = amountToUKF(amount, account_data['is_cof'], false);
             var newBalance = account_data['balance'] + amount;
-            var newBalanceUKF = amountToUKF(newBalance, account_data['is_cof']);
+            var newBalanceUKF = amountToUKF(newBalance, account_data['is_cof'], true);
             basketrel_html += '<div>Total: '+amountUKF+'</div>';
             basketrel_html += '<div>Nouveau solde: '+newBalanceUKF+'</div>';
             if (newBalance < 0)
@@ -959,7 +959,7 @@ $(document).ready(function() {
         var title = is_checkout ? 'Montant de la charge' : "Montant de l'édition";
         $.confirm({
             title: title,
-            content: '<input type="number" step="0.01" min="0.01" on autofocus placeholder="€">',
+            content: '<input type="number" lang="en" step="0.01" min="0.01" on autofocus placeholder="€">',
             backgroundDismiss: true,
             animation:'top',
             closeAnimation:'bottom',
@@ -986,7 +986,7 @@ $(document).ready(function() {
     function askWithdraw() {
         $.confirm({
             title: 'Montant du retrait',
-            content: '<input type="number" step="0.01" min="0.01" on autofocus placeholder="€">',
+            content: '<input type="number" lang="en" step="0.01" min="0.01" on autofocus placeholder="€">',
             backgroundDismiss: true,
             animation:'top',
             closeAnimation:'bottom',
@@ -1164,7 +1164,7 @@ $(document).ready(function() {
     function askAddcost(errors = '') {
         $.confirm({
             title: 'Majoration',
-            content: errors + '<input type="text" placeholder="Trigramme" autocomplete="off" name="trigramme" spellcheck="false" style="text-transform:uppercase" autofocus><input type="number" step="0.01" min="0.01" placeholder="€" name="amount">',
+            content: errors + '<input type="text" placeholder="Trigramme" autocomplete="off" name="trigramme" spellcheck="false" style="text-transform:uppercase" autofocus><input type="number" lang="en" step="0.01" min="0.01" placeholder="€" name="amount">',
             backgroundDismiss: true,
             animation:'top',
             closeAnimation:'bottom',
@@ -1251,7 +1251,7 @@ $(document).ready(function() {
         }
         for (var i=0; i<data['articles'].length; i++) {
             article = data['articles'][i];
-            articles_container.find('[data-article='+article['id']+'] .stock')
+            articles_container.find('#data-article-'+article['id']+' .stock')
                 .text(article['stock']);
         }
         if (data['addcost']) {
diff --git a/kfet/templatetags/kfet_tags.py b/kfet/templatetags/kfet_tags.py
index 59840b27..3b1bb639 100644
--- a/kfet/templatetags/kfet_tags.py
+++ b/kfet/templatetags/kfet_tags.py
@@ -41,5 +41,4 @@ def highlight_clipper(clipper, q):
 @register.filter()
 def ukf(balance, is_cof):
     grant = is_cof and (1 + Settings.SUBVENTION_COF() / 100) or 1
-    # float nécessaire car sinon problème avec le round de future.builtins
-    return floor(float(balance) * 10 * grant)
+    return floor(balance * 10 * grant)
diff --git a/kfet/views.py b/kfet/views.py
index 04a6c767..24fa8c0d 100644
--- a/kfet/views.py
+++ b/kfet/views.py
@@ -1692,6 +1692,7 @@ def order_create(request, pk):
 
     articles = (Article.objects
             .filter(suppliers=supplier.pk)
+            .distinct()
             .select_related('category')
             .order_by('category__name', 'name'))