diff --git a/server.py b/server.py
index f8c5692..d88622c 100755
--- a/server.py
+++ b/server.py
@@ -487,6 +487,16 @@ def getLoginVSCOntribution():
     data = users_helper.getLoginVSCOntribution(date)
     return jsonify(data)
 
+@app.route("/_getUserLoginsAndContribOvertime")
+def getUserLoginsAndContribOvertime():
+    try:
+        date = datetime.datetime.fromtimestamp(float(request.args.get('date')))
+    except:
+        date = datetime.datetime.now()
+
+    data = users_helper.getUserLoginsAndContribOvertime(date)
+    return jsonify(data)
+
 ''' TRENDINGS '''
 @app.route("/_getTrendingEvents")
 def getTrendingEvents():
diff --git a/static/js/contrib.js b/static/js/contrib.js
index 158e745..baf85d8 100644
--- a/static/js/contrib.js
+++ b/static/js/contrib.js
@@ -527,17 +527,24 @@ function updateProgressHeader(org) {
             categ = trophy_categ_list[i];
             $('#trophy_'+categ).attr('src', source);
             $('#trophy_'+categ).attr('title', "");
-            $('#trophy_'+categ).popover("destroy")
-        }
-        for(var i=0; i<data.length; i++) { // add
-            categ = data[i].categ;
-            rank = data[i].trophy_true_rank;
-            trophy_points = data[i].trophy_points
-            source = url_baseTrophyLogo+rank+'.png'
-            $('#trophy_'+categ).attr('src', source);
-            $('#trophy_'+categ).attr('title', trophy_title[rank]);
-            $('#trophy_'+categ).popover({title: trophy_title[rank], content: 'Level: '+rank+' ('+trophy_points+' points)', trigger: "hover", placement: "bottom"});
+            try { // in case popover not created
+                var pop = $('#trophy_'+categ).data('bs.popover');
+                pop.destroy();
+            } catch(err) {
+
+            }
         }
+        setTimeout(function() { // avoid race condition with destroy
+            for(var i=0; i<data.length; i++) { // add
+                categ = data[i].categ;
+                rank = data[i].trophy_true_rank;
+                trophy_points = data[i].trophy_points
+                source = url_baseTrophyLogo+rank+'.png'
+                $('#trophy_'+categ).attr('src', source);
+                $('#trophy_'+categ).attr('title', trophy_title[rank]);
+                $('#trophy_'+categ).popover({title: trophy_title[rank], content: 'Level: '+rank+' ('+trophy_points+' points)', trigger: "hover", placement: "bottom"});
+            }
+        }, 300);
     });
 
     //update overtake points
diff --git a/static/js/users.js b/static/js/users.js
index 0c04401..9bc625a 100644
--- a/static/js/users.js
+++ b/static/js/users.js
@@ -123,13 +123,25 @@ function updateDateOvertime() {
     } else {
         date.setTime(date.getTime() + (24*60*60*1000-1)); // include data of selected date
     }
-    $.getJSON( url_getUserLoginsOvertime+"?date="+parseInt(date.getTime()/1000), function( data ) {
-        temp = [];
+    $.getJSON( url_getUserLoginsAndContribOvertime+"?date="+parseInt(date.getTime()/1000), function( data ) {
+        console.log(data);
+        data_log = data['login'];
+        data_contrib = data['contrib'];
+        temp_log = [];
         var i=0;
-        for (item of data) {
-            temp.push([new Date(item[0]*1000), item[1]]);
+        for (item of data_log) {
+            var date = new Date(item[0]*1000);
+            date = new Date(date.valueOf() - date.getTimezoneOffset() * 60000); // center the data around the day
+            temp_log.push([date, item[1]]);
         }
-        toPlot = [{label: 'Login overtime', data: temp}];
+        temp_contrib= [];
+        var i=0;
+        for (item of data_contrib) {
+            var date = new Date(item[0]*1000);
+            date = new Date(date.valueOf() - date.getTimezoneOffset() * 60000); // center the data around the day
+            temp_contrib.push([date, item[1]]);
+        }
+        toPlot = [{label: 'Login', data: temp_log}, {label: 'Contribution', data: temp_contrib}];
         if (!(overtimeWidget === undefined)) {
             overtimeWidget.setData(toPlot);
             overtimeWidget.setupGrid();
diff --git a/templates/users.html b/templates/users.html
index 52d0853..3bf8926 100644
--- a/templates/users.html
+++ b/templates/users.html
@@ -167,7 +167,7 @@ small {
                     <div class="col-lg-12">
                         <div class="panel panel-default" style="">
                             <div class="panel-heading bg-info" style="font-weight: bold;">
-                                <b>Login overtime</b>
+                                <b title="Login is unique per organisation during one hour, contribution is unique per organisation during the day">Login and contribution overtime</b>
                                 <strong  class='leftSepa textTopHeader' style="float: none; padding: 11px;">Dates:
                                     <input type="text" id="datepickerOvertimeLogin" size="10" style="">
                                 </strong>
@@ -195,7 +195,7 @@ small {
         var url_getUserLogins = "{{ url_for('getUserLogins') }}";
         var url_getTopOrglogin = "{{ url_for('getTopOrglogin') }}";
         var url_getLoginVSCOntribution = "{{ url_for('getLoginVSCOntribution') }}";
-        var url_getUserLoginsOvertime = "{{ url_for('getUserLoginsOvertime') }}";
+        var url_getUserLoginsAndContribOvertime = "{{ url_for('getUserLoginsAndContribOvertime') }}";
 
         /* DATA FROM CONF */
 
diff --git a/users_helper.py b/users_helper.py
index badf901..e70cd5e 100644
--- a/users_helper.py
+++ b/users_helper.py
@@ -136,13 +136,22 @@ class Users_helper:
         data = [data[6]]+data[:6]
         return data
 
-    def getUserLoginsOvertime(self, date, prev_days=6):
+    def getUserLoginsAndContribOvertime(self, date, prev_days=6):
+        dico_hours_contrib = {}
         dico_hours = {}
         for curDate in util.getXPrevHoursSpan(date, prev_days*24):
             dico_hours[util.getTimestamp(curDate)] = 0 # populate with empty data
+            dico_hours_contrib[util.getTimestamp(curDate)] = 0 # populate with empty data
 
         for curDate in util.getXPrevDaysSpan(date, prev_days):
             timestamps = self.getUserLogins(curDate)
+            keyname = "CONTRIB_DAY:{}".format(util.getDateStrFormat(curDate))
+
+            orgs_contri = self.serv_redis_db.zrange(keyname, 0, -1, desc=True, withscores=False)
+            orgs_contri_num = len(orgs_contri)
+            for curDate in util.getHoursSpanOfDate(curDate, adaptToFitCurrentTime=True): #fill hole day
+                dico_hours_contrib[util.getTimestamp(curDate)] = orgs_contri_num
+
             for timestamp in timestamps: # sum occurence during the current hour
                 dateTimestamp = datetime.datetime.fromtimestamp(float(timestamp))
                 dateTimestamp = dateTimestamp.replace(minute=0, second=0, microsecond=0)
@@ -152,9 +161,18 @@ class Users_helper:
                     pass
 
         # Format data
+        # login
+        to_ret = {}
         data = []
         for curDate, occ in dico_hours.items():
             data.append([curDate, occ])
-
         data.sort(key=lambda x: x[0])
-        return data
+        to_ret['login'] = data
+        # contrib
+        data = []
+        for curDate, occ in dico_hours_contrib.items():
+            data.append([curDate, occ])
+        data.sort(key=lambda x: x[0])
+        to_ret['contrib'] = data
+
+        return to_ret
diff --git a/util.py b/util.py
index 1b79a40..c22e539 100644
--- a/util.py
+++ b/util.py
@@ -35,6 +35,18 @@ def getXPrevHoursSpan(date, hours):
         to_return.append(de - datetime.timedelta(hours=i))
     return to_return
 
+def getHoursSpanOfDate(date, adaptToFitCurrentTime=True, daySpanned=6):
+    ds = date
+    ds = ds.replace(hour=0, minute=0, second=0, microsecond=0)
+    to_return = []
+    now = datetime.datetime.now()
+    for i in range(0, 24):
+        the_date = ds + datetime.timedelta(hours=i)
+        if the_date > now or the_date < now - datetime.timedelta(days=daySpanned): # avoid going outside
+            continue
+        to_return.append(the_date)
+    return to_return
+
 def getDateStrFormat(date):
     return str(date.year)+str(date.month).zfill(2)+str(date.day).zfill(2)