Invert colour scheme from a dark one to a light one
// ==UserScript==
// @name Hackaday De-dark
// @namespace http://hackaday.com/*
// @namespace https://hackaday.com/*
// @description Invert colour scheme from a dark one to a light one
// @include Http://hackaday.com/*
// @include Https://hackaday.com/*
// @version 1
// @grant none
// ==/UserScript==
document.body.style.background = "white";
var all = document.getElementsByTagName("*");
for (var i=0, max=all.length; i < max; i++) {
all[i].style.color = "grey";
}