Disable the back button on http://cmpdrp.com/ to prevent accidental clearing
// ==UserScript==
// @name NoBackCMPDRP
// @namespace gage
// @version 0.1
// @description Disable the back button on http://cmpdrp.com/ to prevent accidental clearing
// @author Gage LaFleur
// @include http://cmpdrp.com/*
// ==/UserScript==
(function() {
'use strict';
window.onbeforeunload = function() { return "Your presentation will be lost."; };
})();