X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/0c2d538aa7394b3d040cbe40cc6b3f5d26de4850..ba5107ebb543a396fc78069c75c431e4d3887ee1:/app/assets/javascripts/map.js.erb

diff --git a/app/assets/javascripts/map.js.erb b/app/assets/javascripts/map.js.erb
index 393e9cae7..291633f53 100644
--- a/app/assets/javascripts/map.js.erb
+++ b/app/assets/javascripts/map.js.erb
@@ -95,6 +95,7 @@ function createMap(divName, options) {
 
   if (options.layerControl) {
     layersControl.addTo(map);
+    map.layersControl = layersControl;
   }
 
   for (var i = 0; i < layers.length; i++) {
@@ -184,11 +185,16 @@ function getMapLayers() {
 }
 
 function setMapLayers(layerConfig) {
+  var foundLayer = false;
   for (var i = 0; i < layers.length; i++) {
     if (layerConfig.indexOf(layers[i].layerCode) >= 0) {
       map.addLayer(layers[i].layer);
+      foundLayer = true;
     } else {
       map.removeLayer(layers[i].layer);
     }
   }
+  if (!foundLayer) {
+    map.addLayer(layers[0].layer);
+  }
 }