From 3ca84dbb4ea4cd813216fe98671135eaa282fcd1 Mon Sep 17 00:00:00 2001
From: Magnus Hoff <maghoff@gmail.com>
Date: Sat, 28 Oct 2017 15:26:50 +0200
Subject: [PATCH] Attempt to stop navigation when there is an edit in progress.
 This fixes #16

---
 assets/script.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/assets/script.js b/assets/script.js
index d4fc3cd..25e8c66 100644
--- a/assets/script.js
+++ b/assets/script.js
@@ -103,6 +103,13 @@ function openEditor() {
             form.reset();
         }
     });
+
+    window.addEventListener("beforeunload", function (ev) {
+        if (isEdited(form)) {
+            ev.preventDefault();
+            return ev.returnValue = "Discard changes?";
+        }
+    });
 }
 
 document