diff --git a/src/module_vmap/module/javascript/app/vmap/map/mapcompare.js b/src/module_vmap/module/javascript/app/vmap/map/mapcompare.js
index 35319a4e18130f6d98b5f2f3bcae02bcbe459f65..8b3ec2dc0e5796e85c0fe03883b08843d3f40697 100644
--- a/src/module_vmap/module/javascript/app/vmap/map/mapcompare.js
+++ b/src/module_vmap/module/javascript/app/vmap/map/mapcompare.js
@@ -774,6 +774,9 @@ nsVmap.MapCompare.prototype.mapCompareController.prototype.addView = function (o
     }
 };
 
+/**
+ * Display the map name tool
+ */
 nsVmap.MapCompare.prototype.mapCompareController.prototype.displayMapName = function () {
     oVmap.log('nsVmap.nsMapManager.LayersTree.prototype.LayertreeController.prototype.displayMapName');
 
@@ -790,6 +793,9 @@ nsVmap.MapCompare.prototype.mapCompareController.prototype.displayMapName = func
     $("#map-name-compare").html(currentMapName);
 }
 
+/**
+ * Display the map proj tool
+ */
 nsVmap.MapCompare.prototype.mapCompareController.prototype.displayMapProj = function () {
     oVmap.log('nsVmap.nsMapManager.LayersTree.prototype.LayertreeController.prototype.displayMapProj');