Fix map resizing bug

static/js/analy_reports.js

@@ -116,11 +116,11 @@ function getVisitorMapData(source) {
     return visitorMapDataset;
 }
 
-var visitorMap;
+var visitorMaps = [];
 
 function showVisitorMap(data, scope, containerid) {
-    $("visitorMap").html("");
-    visitorMap = new Datamap({
+    visitorMaps.push(
+            new Datamap({
                 element: document.getElementById(containerid),
                 scope: scope,
                 responsive: true,
@@ -148,12 +148,15 @@ function showVisitorMap(data, scope, containerid) {
                             '</div>'].join('');
                     }
                 }
-    });
+            })
+            );
 }
 
 showVisitorMap(getVisitorMapData(visitorMap_Countries), 'world', 'visitorMapWorld');
 showVisitorMap(getVisitorMapData(visitorMap_States), 'usa', 'visitorMapUSA');
 
 $(window).on('resize', function () {
-    visitorMap.resize();
+    visitorMaps.forEach(function (map) {
+        map.resize();
+    });
 });