diff --git a/server.py b/server.py
index 8a7eaaf..e22c798 100755
--- a/server.py
+++ b/server.py
@@ -105,7 +105,7 @@ def event_stream_log():
 def event_stream_maps():
     for msg in subscriber_map.listen():
         content = msg['data'].decode('utf8')
-        print('sending map', content)
+        print(content)
         yield 'data: {}\n\n'.format(content)
 
 if __name__ == '__main__':
diff --git a/static/js/index/index_map.js b/static/js/index/index_map.js
index b2807f4..8ce0fc0 100644
--- a/static/js/index/index_map.js
+++ b/static/js/index/index_map.js
@@ -1,24 +1,117 @@
-var maxNumCoord = 100;
-var max_img_rotation = 10;
-var rotation_time = 1000*10; //10s
+const MAXNUMCOORD = 100;
+const MAXIMGROTATION = 10;
+const ROTATIONWAITTIME = 1000*10; //10s
 
-var mymap = L.map('feedDivMap1').setView([51.505, -0.09], 13);;
-var osmUrl='http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
-var osmAttrib='Map data © <a href="http://openstreetmap.org">OpenStreetMap</a> contributors';
-var osm = new L.TileLayer(osmUrl, {minZoom: 3, maxZoom: 17, attribution: osmAttrib}).addTo(mymap);
+const OSMURL='http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
+const OSMATTRIB='Map data © <a href="http://openstreetmap.org">OpenStreetMap</a> contributors';
 
-var coord_to_change = 0;
-var coord_array = [];
-var first_map = true;
-var map_lat, map_lon; //current lat and lon shown in openStreetMap pannel
+var myOpenStreetMap = L.map('feedDivMap1').setView([0, 0], 1);
+var osm = new L.TileLayer(OSMURL, {minZoom: 0, maxZoom: 17, attribution: OSMATTRIB}).addTo(myOpenStreetMap);
 
-/* MAP */
-var mapObj;
-var curNumMarker = 0;
-var allMarker = [];
+class MapEvent {
+    constructor(json, marker) {
+        this.coord = json.coord;
+        this.marker = marker;
+        this.categ = json.categ;
+        this.value = json.value;
+        this.text = this.categ + ": " + this.value;
+    }
+}
 
-function marker_animation(x, y, curNumMarker) {
-    var markerColor = mapObj.markers[curNumMarker].element.config.style.current.fill;
+class MapEventManager {
+    constructor() {
+        this._mapEventArray = [];
+        this._nextEventToShow = 0;
+        this._first_map = true;
+        this._coordSet = new Set();
+        //current lat and lon shown in worldMap
+        this._latToPing;
+        this._lonToPing;
+        //Markers on the worldMap
+        this._allMarkers = [];
+        this._curMarkerNum = 0;
+    }
+
+    addMapEvent(mapevent) {
+        if(this._mapEventArray.length >= MAXIMGROTATION) {
+            var toDel = this._mapEventArray[0];
+            toDel._marker.remove(); // remove marker
+            this._coordSet.delete(toDel.text);
+            this._mapEventArray.slice(1);
+        }
+
+        if(!this._coordSet.has(mapevent.text)) { // avoid duplicate map
+            this._mapEventArray.push(mapevent);
+            this._coordSet.add(mapevent.text);
+            this.popupCoord(mapevent.coord);
+        } else {
+            console.log('Duplicate coordinates');
+        }
+
+        if(this._first_map) { // remove no_map pic
+            this.rotateMap();
+            this.ping();
+            this._first_map = false;
+        }
+    }
+
+    getNumberOfEvent() {
+        return this._mapEventArray.length
+    }
+
+    getNextEventToShow() {
+        var toShow = this._mapEventArray[this._nextEventToShow];
+        this._nextEventToShow = this._nextEventToShow == this._mapEventArray.length-1 ? 0 : this._nextEventToShow+1;
+        return toShow;
+    }
+
+    // Perform the roration of the map in the openStreetMap pannel
+    rotateMap() {
+        var mapEvent = this.getNextEventToShow();
+        this._latToPing = mapEvent.coord.lat;
+        this._lonToPing = mapEvent.coord.lon;
+        var marker = mapEvent.marker;
+        myOpenStreetMap.flyTo([mapEvent.coord.lat, mapEvent.coord.lon], 17);
+
+        $("#textMap1").fadeOut(400, function(){ $(this).text(mapEvent.text); }).fadeIn(400);
+        setTimeout(function(){ mapEventManager.rotateMap(); }, ROTATIONWAITTIME);
+    }
+
+    ping() {
+        var pnts = openStreetMapObj.latLngToPoint(this._latToPing, this._lonToPing);
+        if (pnts != false) { //sometimes latLngToPoint return false
+            $("#feedDiv2").append(
+                    $('<div class="marker_animation"></div>')
+                    .css({'left': pnts.x-15 + 'px'}) /* HACK to center the effect */
+                    .css({'top': pnts.y-15 + 'px'})
+                    .css({ 'background-color': 'orange' })
+                    .animate({ opacity: 0, scale: 1, height: '80px', width:'80px', margin: '-25px' }, 400, 'linear', function(){$(this).remove(); })
+            );
+        }
+        setTimeout(function(){ mapEventManager.ping(); }, ROTATIONWAITTIME/5);
+    }
+
+    // Add and Manage markers on the map + make Animation
+    popupCoord(coord) {
+        var coord = [coord.lat, coord.lon];
+        var value = Math.random()*180;
+        var pnts = openStreetMapObj.latLngToPoint(coord[0], coord[1])
+        if (pnts != false) { //sometimes latLngToPoint return false
+            openStreetMapObj.addMarker(this._curMarkerNum, coord, [value]);
+            this._allMarkers.push(this._curMarkerNum)
+            marker_animation(pnts.x, pnts.y, this._curMarkerNum);
+            this._curMarkerNum = this._curMarkerNum >= MAXNUMCOORD ? 0 : this._curMarkerNum+1;
+            if (this._allMarkers.length >= MAXNUMCOORD) {
+                to_remove = this._allMarkers[0];
+                openStreetMapObj.removeMarkers([to_remove]);
+                this._allMarkers = this._allMarkers.slice(1);
+            }
+        }
+    }
+}
+
+function marker_animation(x, y, markerNum) {
+    var markerColor = openStreetMapObj.markers[markerNum].element.config.style.current.fill;
     $("#feedDiv2").append(
         $('<div class="marker_animation"></div>')
         .css({'left': x-15 + 'px'}) /* HACK to center the effect */
@@ -28,56 +121,8 @@ function marker_animation(x, y, curNumMarker) {
     );
 }
 
-// Add makers on the map
-function popupCoord(coord) {
-    var coord = [coord['lat'], coord['lon']];
-    var value = Math.random()*180;
-    pnts = mapObj.latLngToPoint(coord[0], coord[1])
-    if (pnts != false) { //sometimes latLngToPoint return false
-        mapObj.addMarker(curNumMarker, coord, [value]);
-        allMarker.push(curNumMarker)
-        marker_animation(pnts.x, pnts.y, curNumMarker);
-        curNumMarker = curNumMarker>=maxNumCoord ? 0 : curNumMarker+1;
-        if (allMarker.length >= maxNumCoord) {
-            to_remove = allMarker[0];
-            mapObj.removeMarkers([to_remove]);
-            allMarker = allMarker.slice(1);
-        }
-    }
-}
-
-// Makes an animation on the marker concerned by the map shown in the openStreetMap pannel
-function ping() {
-    pnts = mapObj.latLngToPoint(map_lat, map_lon);
-    if (pnts != false) { //sometimes latLngToPoint return false
-        $("#feedDiv2").append(
-                $('<div class="marker_animation"></div>')
-                .css({'left': pnts.x-15 + 'px'}) /* HACK to center the effect */
-                .css({'top': pnts.y-15 + 'px'})
-                .css({ 'background-color': 'orange' })
-                .animate({ opacity: 0, scale: 1, height: '80px', width:'80px', margin: '-25px' }, 400, 'linear', function(){$(this).remove(); })
-        );
-    }
-    setTimeout(function(){ ping(); }, rotation_time/4);
-}
-
-// Perform the roration of the map in the openStreetMap pannel
-function rotate_map() {
-    var to_switch = coord_array[coord_to_change];
-    var coord = to_switch[0];
-    map_lat = coord.lat;
-    map_lon = coord.lon;
-    var marker = to_switch[1];
-    var headerTxt = to_switch[2];
-    mymap.setView([coord.lat, coord.lon], 17);
-
-    $("#textMap1").fadeOut(400, function(){ $(this).text(headerTxt); }).fadeIn(400);
-    coord_to_change = coord_to_change == coord_array.length-1 ? 0 : coord_to_change+1;
-
-    setTimeout(function(){ rotate_map(); }, rotation_time);
-}
-
-
+var mapEventManager = new MapEventManager();
+var openStreetMapObj;
 
 $(function(){
     $('#feedDiv2').vectorMap({
@@ -93,28 +138,17 @@ $(function(){
           }],
         },
     });
-    mapObj = $("#feedDiv2").vectorMap('get','mapObject');
+    openStreetMapObj = $("#feedDiv2").vectorMap('get','mapObject');
 });
 
 // Subscribe to the flask eventStream
 var source_map = new EventSource(urlForMaps);
 source_map.onmessage = function(event) {
     var json = jQuery.parseJSON( event.data );
-    popupCoord(json.coord);
-    var img2 = linkForDefaultMap.replace(/\/[^\/]+$/, "/"+json.path);
-    
-    if (coord_array.len >= max_img_rotation) {
-        coord_array[0][1].remove() // remove marker
-        coord_array.slice(1)
-    }
-    var marker = L.marker([json.coord.lat, json.coord.lon]).addTo(mymap);
-    coord_array.push([json.coord, marker, ""+json.coord.lat+", "+json.coord.lon]);
+    var marker = L.marker([json.coord.lat, json.coord.lon]).addTo(myOpenStreetMap);
+    var mapEvent = new MapEvent(json, marker);
+    mapEventManager.addMapEvent(mapEvent);
 
-    if (first_map) { // remove no_map pic
-        rotate_map();
-        ping();
-        first_map = false;
-    }
 };
 source_map.onopen = function(){
     console.log('connection is opened. '+source_map.readyState);  
diff --git a/templates/index.html b/templates/index.html
index fac1f53..141bde1 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -99,7 +99,7 @@ small {
                             <!--<div id="panelbody" class="panel-body" style="height: 37vh; width:100%;">
                                 <div id="feedDiv1A" style="width:50%; height: calc(100% - 30px); position: relative; float: left;"></div>
                                 <div id="feedDiv1B" style="width:50%; height: calc(100% - 30px); position: relative; float: left;"></div>-->
-                            <div  id="textMap1" class="panel-heading bg-info"> No map
+                            <div  id="textMap1" class="panel-heading bg-info" style="font-weight: bold;"> No map
                                 <i class="fa fa-bar-chart-o fa-fw"></i> 
                             </div>
                             <div id="panelbody" class="panel-body" style="height: 93%; padding: 5px">
diff --git a/zmq_subscriber.py b/zmq_subscriber.py
index 679ae86..60c899e 100755
--- a/zmq_subscriber.py
+++ b/zmq_subscriber.py
@@ -88,23 +88,27 @@ def default_attribute(jsonattr):
 
     #try to get coord
     if jsonattr['category'] == "Network activity":
-        handleCoord(jsonattr['value'])
+        handleCoord(jsonattr['value'], jsonattr['category'])
 
     to_send = { 'name': 'Attribute', 'log': json.dumps(to_push) }
     redis_server.publish(channel, json.dumps(to_send))
 
-def handleCoord(value):
+def handleCoord(supposed_ip, categ):
     try:
-        coord = ip_to_coord(value)
+        coord = ip_to_coord(supposed_ip)
         coord_dic = {'lat': coord['lat'], 'lon': coord['lon']}
         coord_list = [coord['lat'], coord['lon']]
         print(coord_list)
         now = datetime.datetime.now()
         today_str = str(now.year)+str(now.month)+str(now.day)
         keyname = 'GEO_' + today_str
-        #serv_coord.zincrby(keyname, coord_list)
-        serv_coord.publish(channel_disp, json.dumps({ "coord": coord }))
-        print('coord sent')
+        serv_coord.zincrby(keyname, coord_list)
+        to_send = {
+                "coord": coord,
+                "categ": categ,
+                "value": supposed_ip
+                }
+        serv_coord.publish(channel_disp, json.dumps(to_send))
     except ValueError:
         print("can't resolve ip")