diff --git a/static/utils.js b/static/utils.js
index 0654bd8..e47ac22 100644
--- a/static/utils.js
+++ b/static/utils.js
@@ -93,9 +93,7 @@ function setup_socket_not_admin(){
                 else
                     markers[data.id].setIcon(self_icons[data.color]);
             else
-                if(data.color == -1)
-                    markers[data.id].setLatLng([0,0]);
-                else
+                if(data.color != -1)
                     markers[data.id].setIcon(icons[data.color]);
         }
     });
diff --git a/traque.js b/traque.js
index f1e0f6a..a988dd0 100644
--- a/traque.js
+++ b/traque.js
@@ -15,6 +15,12 @@ Les messages à transmettre par le serveur :
 - changeColor(id, color)
 */
 
+// require = include
+var http = require('https');//require('http');
+var url = require('url');
+var fs = require('fs');
+var config = require('./config.js');
+
 // Textes d'interaction avec les conscrits
 var PWD_TRACKED = "tracked";
 var PWD_TRACKER = "tracker";
@@ -26,85 +32,36 @@ var MSG_INVISIBLE = "Les autres équipes ne peuvent plus vous voir !";
 var invisible_delay = 3*60*1000;
 
 var equipes = {};
-var admins = {};
 var invisi = {};
 
-// require = include
-var http = require('https');//require('http');
-var url = require('url');
-var fs = require('fs');
-var config = require('./config.js');
-
-console.log("Setup http server");
-
-const option = {
-  key: fs.readFileSync(config.key),
-  cert: fs.readFileSync(config.cert)
-};
-
-// The server
-var server = http.createServer(option, function(req, res){
-    var q = url.parse(req.url, true);
-    //
-    // todo : utiliser ?id pour changer des chose dans la page, ou faire ça en fesant croire
-    // qu'il y a plein de fichiers sous le dossier "conscrit", alors que c'est juste une page html;
-    // la page conscrit seul renvoyant 404 ou random page erreur "utilise les lien qu'on donne petit conscrit"
-    //
-    var filename = "static" + q.pathname;
-    if(q.pathname.includes(".."))
-        filename = "static/dotdot.html";
-    
-    if(q.pathname.startsWith("/tracking/")){
-        id = q.pathname.substring("/tracking/".length);
-        return fs.readFile("static/tracking/conscrit.html", 'utf8', function(err, data){
-            if(err)
-                throw new Error("where conscrit.html is !?");
-
-            res.writeHead(200, {'Content-Type': 'text/html'});
-            res.write(data.replaceAll("%ID", id));
-            return res.end();
-        });
-    }
-
-    if(q.pathname == "/log"){
-        //position logging
-        console.log("team " + q.query.id + " moved to (" + q.query.lat + "," + q.query.lon + ")");
-
-        //current impl (to be changed)
-        var equipe = equipes[q.query.id];
-        var position = [q.query.lat, q.query.lon];
-        equipe.pos = position;
-        if(equipe.shown)
-            for(i in equipes)
-                equipes[i].room.emit('moving', {"id": equipe.id, "color": equipe.color, "position": position});
-        else {
-            equipe.room.emit('moving', {"id": equipe.id, "color": equipe.color, "position": position});
-//            for(i in admins)
-//                admins[i].emit('moving', {"id": equipe.id, "position": position})
-        }
-
-
-        //return empty page
-        res.writeHead(200, {'Content-Type': 'text/html'});
-        return res.end();
-    }
-    fs.readFile(filename, function(err, data) {
-    if (err) {
-        console.log("404: ", q.pathname, filename);
-	res.writeHead(404, {'Content-Type': 'text/html'});
-        return res.end("404 Not Found");
-    } 
-    res.writeHead(200, {'Content-Type': 'text/html'});
-    res.write(data);
-    return res.end();
-    });
-});
-
 console.log("Setup io server");
 const { Server } = require("socket.io");
 var io = new Server(server);
+
+/////////////////
+// Tracked namespace
+//
+// Everyone in this namespace is located
+//
+// * "tracked" room for all tracked
+// * "tracking" room for all tracker
+// * "npc" room for non-player
+// * "%ID" room of a team
+//
 var team_nsp = io.of("/");//TODO: separate admin and player
 
+
+function emit_update(team_id) {
+    var equipe = equipes[team_id];
+    if (equipe.shown){
+        team_nsp.emit('moving', {"id": team_id, "color": equipe.color, "position": equipe.pos});
+    } else{
+        team_nsp.expect(team_id).emit('moving', {"id": team_id, "color": equipe.color, "position": [0,0]});
+        team_nsp.to(team_id).emit('moving', {"id": team_id, "color": equipe.color, "position": equipe.pos});
+    }
+    //TODO admin
+}
+
 console.log("Setup handlers");
 team_nsp.on('connection', function(socket){
     var id = socket.handshake.auth.id;
@@ -118,15 +75,20 @@ team_nsp.on('connection', function(socket){
         equipe.color = 0;
         equipe.id = id;
         equipe.room = team_nsp.to(id);
+        equipe.rooms = ["tracked"];
         equipes[id] = equipe;
     }
+    for(room of equipes[id].rooms)
+        socket.join(room);
 
     socket.on("code", function(d){ /*TODO*/ });
 
-    for(i in equipes){
-        if(!equipes[i].shown)
-            continue;
-        socket.emit('moving', {"id": i, "color": equipes[i].color, "position": equipes[i].pos});
+    for(equipe of equipes){
+        if (equipe.shown){
+            socket.emit('moving', {"id": equipe.id, "color": equipe.color, "position": equipe.pos});
+        } else{
+            socket.emit('moving', {"id": equipe.id, "color": equipe.color, "position": [0,0]});
+        }
     }
 
 
@@ -229,6 +191,56 @@ team_nsp.on('connection', function(socket){
 //    }
 });
 
+console.log("Setup http server");
+
+const option = {
+  key: fs.readFileSync(config.key),
+  cert: fs.readFileSync(config.cert)
+};
+
+// The server
+var server = http.createServer(option, function(req, res){
+    var q = url.parse(req.url, true);
+    var filename = "static" + q.pathname;
+    if(q.pathname.includes(".."))
+        filename = "static/dotdot.html";
+
+    if(q.pathname.startsWith("/tracking/")){
+        id = q.pathname.substring("/tracking/".length);
+        //TODO validator for the id
+        return fs.readFile("static/tracking/conscrit.html", 'utf8', function(err, data){
+            if(err)
+                throw new Error("where conscrit.html is !?");
+
+            res.writeHead(200, {'Content-Type': 'text/html'});
+            res.write(data.replaceAll("%ID", id));
+            return res.end();
+        });
+    }
+
+    if(q.pathname == "/log"){
+        //position logging
+        console.log("team " + q.query.id + " moved to (" + q.query.lat + "," + q.query.lon + ")");
+
+        equipes[q.query.id].pos = [q.query.lat, q.query.lon];
+        emit_update(q.query.id);
+
+        //return empty page
+        res.writeHead(200, {'Content-Type': 'text/html'});
+        return res.end();
+    }
+    fs.readFile(filename, function(err, data) {
+    if (err) {
+        console.log("404: ", q.pathname, filename);
+	res.writeHead(404, {'Content-Type': 'text/html'});
+        return res.end("404 Not Found");
+    }
+    res.writeHead(200, {'Content-Type': 'text/html'});
+    res.write(data);
+    return res.end();
+    });
+});
+
 console.log("Launch server");
 server.listen(config.port, "::");
 console.log("Running !");