Userscript for redirecting from Remember The Milk's login page to home if you're already logged in

rtmredir.user.js

// ==UserScript==
// @name           Remember The Milk login page redirector
// @description    Redirects to home if you go to the login page while logged in
// @namespace      http://stdin.se/userscripts/rtmredir
// @author         ndreas
// @license        The ISC License (http://www.isc.org/software/license)
// @version        1.0
// @include        https://www.rememberthemilk.com/login/*
// @history        1.0 first version
// ==/UserScript==

;(function() {
    if (document.getElementsByClassName("login-link").length <= 0) {
        window.location.replace("https://www.rememberthemilk.com/")
    }
})();