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Prevents the page from being closed without your consent
// ==UserScript==
// @name Closing Confirmation
// @namespace https://greasyfork.org/en/users/173828-snowofficial
// @version 1.0
// @description Prevents the page from being closed without your consent
// @author Copyright 2017, iomods.weebly.com, All rights reserved.
// @match http://*/*
// @match https://*/*
// @match *://*
// @supportURL http://iomods.weebly.com/
// @icon https://cdn.discordapp.com/avatars/459369695519178773/d4ba99e72010e782441f050d63bd8670.png?size=1024
// @grant GM_addStyle
// ==/UserScript==
window.onbeforeunload = function() {
return "You sure you want to leave kid???";
};