Fix non-propagation of layer property

CHANGELOG.md

@@ -1,5 +1,6 @@
 ### Change Log for Node-RED Worldmap
 
+ - v2.13.3 - Fix unchanged layer proagation.
  - v2.13.2 - Add mayflower icon.
  - v2.13.0 - Tidy velocity layer. Feedback any url parameters.
  - v2.12.1 - Only show online layer options if we are online.

package.json

@@ -1,6 +1,6 @@
 {
     "name": "node-red-contrib-web-worldmap",
-    "version": "2.13.2",
+    "version": "2.13.3",
     "description": "A Node-RED node to provide a web page of a world map for plotting things on.",
     "dependencies": {
         "cgi": "0.3.1",

worldmap/worldmap.js

@@ -1287,7 +1287,11 @@ function setMarker(data) {
         return;
     }
 
-    var lay = data.layer || "unknown";
+    var lll = "unknown";
+    if (markers.hasOwnProperty(data.name) && markers[data.name].hasOwnProperty("lay")) {
+        lll = markers[data.name].lay;
+    }
+    var lay = data.layer || lll;
     if (!data.hasOwnProperty("action") || data.action.indexOf("layer") === -1) {
         if (typeof layers[lay] == "undefined") {  // add layer if if doesn't exist
             if (clusterAt > 0) {