diff --git a/static/utils.js b/static/utils.js
index 45a305a..0612e47 100644
--- a/static/utils.js
+++ b/static/utils.js
@@ -43,6 +43,16 @@ var self_invisible =
 //////////////////////////////////////////////////////////////////////////////
 // INIT MAP
 
+var map_border = [
+    [48.838991, 2.389310],
+    [48.865471, 2.356133],
+    [48.867714, 2.313811],
+    [48.841481, 2.307930],
+    [48.827912, 2.326842],
+    [48.821826, 2.358638],
+    [48.838991, 2.389310]
+];
+
 var map;
 
 function setup_map(){
@@ -52,6 +62,8 @@ function setup_map(){
 	    maxZoom: 19,
 	    attribution: '© OpenStreetMap'
 	}).addTo(map);
+
+    L.polyline(map_border, {color: 'red'}).addTo(map);
 }
 
 //////////////////////////////////////////////////////////////////////////////
@@ -139,4 +151,4 @@ function setup_geoLoc(){
 	};
 
 	navigator.geolocation.watchPosition(geoLoc_success, geoLoc_error, options);
-}
\ No newline at end of file
+}