fix bug, trying to load offline data more than once

Author: rossengeorgiev

cache.manifest

@@ -1,5 +1,5 @@
 CACHE MANIFEST
-# version 12
+# version 14
 
 # gogole maps files
 http://maps.google.com/maps/api/js?v=3.10&sensor=false&key=AIzaSyCOqkcNey4CCyG4X0X5qxHAhCgD8g5DwXg

js/mobile.js

@@ -766,7 +766,7 @@ function refreshReceivers() {
             updateReceivers(response);
         },
         error: function() {
-            if(offline.get('opt_offline')) updateReceivers(offline.get('receivers'));
+            if(!zoomed_in && offline.get('opt_offline')) updateReceivers(offline.get('receivers'));
         },
         complete: function(request, textStatus) {
             periodical_listeners = setTimeout(refreshReceivers, 60 * 1000);
@@ -785,7 +785,7 @@ function refreshPredictions() {
             updatePredictions(response);
         },
         error: function() {
-            if(offline.get('opt_offline')) updatePredictions(offline.get('predictions'));
+            if(!zoomed_in && offline.get('opt_offline')) updatePredictions(offline.get('predictions'));
         },
         complete: function(request, textStatus) {
             periodical_predictions = setTimeout(refreshPredictions, 2 * timer_seconds * 1000);