diff --git a/html/planeObject.js b/html/planeObject.js
index cbc06b6..a53b4f0 100644
--- a/html/planeObject.js
+++ b/html/planeObject.js
@@ -1760,7 +1760,7 @@ PlaneObject.prototype.updateMarker = function(moved) {
 
         this.setMarkerRgb();
         const iconRotation = this.shape.noRotate ? 0 : this.rotation;
-        this.glMarker.set('rotation', iconRotation * Math.PI / 180.0 + mapOrientation);
+        this.glMarker.set('rotation', iconRotation * Math.PI / 180.0 + g.mapOrientation);
         this.glMarker.set('scale', this.scale * Math.max(this.shape.w, this.shape.h) / glIconSize);
         this.glMarker.set('sx', getSpriteX(this.shape) * glIconSize);
         this.glMarker.set('sy', getSpriteY(this.shape) * glIconSize);
diff --git a/html/script.js b/html/script.js
index 80b3091..e8e3429 100644
--- a/html/script.js
+++ b/html/script.js
@@ -12,6 +12,8 @@ g.route_check_array = [];
 g.route_check_in_flight = false;
 g.route_cache_timer = new Date().getTime() / 1000 + 1; // one second from now
 
+g.mapOrientation = mapOrientation;
+
 // Define our global variables
 let tabHidden = false;
 let webgl = false;
@@ -1065,9 +1067,9 @@ function earlyInitPage() {
 
 
     if (value = usp.getFloat('mapOrientation')) {
-        mapOrientation = value;
+        g.mapOrientation = value;
     }
-    mapOrientation *= (Math.PI/180); // adjust to radians
+    g.mapOrientation *= (Math.PI/180); // adjust to radians
 
     if (usp.has('r') || usp.has('replay')) {
         let numbers = (usp.get('r') || usp.get('replay') || "").split(/(?:-|:)/);
@@ -2551,7 +2553,7 @@ function ol_map_init() {
     OLProj = OLMap.getView().getProjection();
     OLProjExtent = OLProj.getExtent();
 
-    OLMap.getView().setRotation(mapOrientation); // adjust orientation
+    OLMap.getView().setRotation(g.mapOrientation); // adjust orientation
 
     OLMap.addControl(new ol.control.LayerSwitcher({
         groupSelectStyle: 'none',
@@ -4613,7 +4615,7 @@ function resetMap() {
 
         //console.log('resetMap setting center ' + [CenterLat, CenterLon]);
         OLMap.getView().setCenter(ol.proj.fromLonLat([CenterLon, CenterLat]));
-        OLMap.getView().setRotation(mapOrientation);
+        OLMap.getView().setRotation(g.mapOrientation);
 
         //selectPlaneByHex(null,false);
         jQuery("#update_error").css('display','none');