From 6843242e1bb9df40958da28a9ec35daed2aec00f Mon Sep 17 00:00:00 2001
From: Azgaar <maxganiev@yandex.ru>
Date: Mon, 31 Dec 2018 22:40:11 +0300
Subject: [PATCH] Update script.js

onbeforeunload prompt
---
 script.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/script.js b/script.js
index be69dc51..e7a8dc68 100644
--- a/script.js
+++ b/script.js
@@ -10538,3 +10538,7 @@ window.tip = tip;
 $("#optionsContainer *").on("mouseout", function() {
   tooltip.innerHTML = tooltip.getAttribute("data-main");
 });
+
+ window.onbeforeunload = function() {
+  return "Are you sure you want to navigate away?";
+}