From 8a4d894e88b888d64db8cf991e014a521c783ae1 Mon Sep 17 00:00:00 2001
From: Matthias Wirth <matthias.wirth@gmail.com>
Date: Sun, 3 Oct 2021 16:09:02 +0200
Subject: [PATCH] fix some issue

---
 html/script.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/html/script.js b/html/script.js
index 250aff9..5edc46a 100644
--- a/html/script.js
+++ b/html/script.js
@@ -123,7 +123,10 @@ let shareLink = '';
 
 let onMobile = false;
 
-let CenterLat, CenterLon, ZoomLvl, ZoomLvlCache;
+let CenterLat = 0;
+let CenterLon = 0;
+let ZoomLvl = 5;
+let ZoomLvlCache;
 
 let TrackedAircraft = 0;
 let globeTrackedAircraft = 0;
@@ -1744,7 +1747,7 @@ function webglInit() {
 
 // Initalizes the map and starts up our timers to call various functions
 function initMap() {
-    
+
     if (globeIndex) {
         jQuery('#dump1090_total_history_td').hide();
         jQuery('#dump1090_message_rate_td').hide();