From fb1d36623bf9588a7dbb481714cfb91dda4e8f3b Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Sat, 4 Oct 2008 23:44:41 +0000
Subject: [PATCH] Make sure the zoom level is valid when positioning the map.
 Closes #1158.

---
 public/javascripts/map.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/public/javascripts/map.js b/public/javascripts/map.js
index cd130c784..d6349d698 100644
--- a/public/javascripts/map.js
+++ b/public/javascripts/map.js
@@ -131,6 +131,8 @@ function getMapCenter(center, zoom) {
 }
 
 function setMapCenter(center, zoom) {
+   var numzoom = map.getNumZoomLevels();
+   if (zoom >= numzoom) zoom = numzoom - 1;
    map.setCenter(center.clone().transform(epsg4326, map.getProjectionObject()), zoom);
 }
 
-- 
2.43.2