if there is only one world, shouldnt show the world selector

overviewer_core/data/js_src/views.js

@@ -36,6 +36,7 @@ overviewer.views.WorldView = Backbone.View.extend({
 
 overviewer.views.WorldSelectorView = Backbone.View.extend({
     initialize: function() {
+        if(overviewer.collections.worldViews.length > 1) {
             // a div will have already been created for us, we just
             // need to register it with the google maps control
             var selectBox = document.createElement('select');
@@ -50,6 +51,7 @@ overviewer.views.WorldSelectorView = Backbone.View.extend({
 
             this.el.appendChild(selectBox);
             overviewer.map.controls[google.maps.ControlPosition.TOP_LEFT].push(this.el);
+        }
     },
     events: {
         "change select":  "changeWorld"