Redirect from other Google sites to the US site.
// ==UserScript==
// @name Google redirection
// @namespace http://tampermonkey.net/
// @version 0.2
// @description Redirect from other Google sites to the US site.
// @author loikein
// @include *://*.google.de/*
// @include *://*.google.co.jp/*
// @include *://*.google.com.hk/*
// @include *://*.google.co.uk/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
var link = String(window.location.href).replace(/google[\.a-z]*/, "google.com");
window.open(link, "_self");
})();