From 70a63f0eefaafc7997caeaf3053fd9448ddab71c Mon Sep 17 00:00:00 2001
From: Petr Skoda <petr.skoda@totaralms.com>
Date: Fri, 8 Aug 2014 10:28:11 +1200
Subject: [PATCH] MDL-46480 fix get_htmlelement_size() to deal with hidden or
 non-block elements

---
 lib/javascript-static.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/javascript-static.js b/lib/javascript-static.js
index 96284a9b5c9..38a4dd82d2d 100644
--- a/lib/javascript-static.js
+++ b/lib/javascript-static.js
@@ -332,7 +332,11 @@ M.util.init_maximised_embed = function(Y, id) {
             if (val == 'auto') {
                 val = el.getComputedStyle(prop);
             }
-            return parseInt(val);
+            val = parseInt(val);
+            if (isNaN(val)) {
+                return 0;
+            }
+            return val;
         } else {
             return 0;
         }