From fa3d89f5727d7170d77270f8f936a05aa9da27d1 Mon Sep 17 00:00:00 2001
From: Xavier Mamano <xavier.mamano@gmail.com>
Date: Mon, 30 Jan 2012 19:42:23 +0100
Subject: [PATCH] A popup can be destroyed before obtaining the images of
 `contentDiv`.

---
 lib/OpenLayers/Popup.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/OpenLayers/Popup.js b/lib/OpenLayers/Popup.js
index 36f666e73f..774ecb8c03 100644
--- a/lib/OpenLayers/Popup.js
+++ b/lib/OpenLayers/Popup.js
@@ -685,7 +685,9 @@ OpenLayers.Popup = OpenLayers.Class({
         // 'img' properties in the context.
         //
         var onImgLoad = function() {
-            
+            if (this.popup.id === null) { // this.popup has been destroyed!
+                return;
+            }
             this.popup.updateSize();
      
             if ( this.popup.visible() && this.popup.panMapIfOutOfView ) {