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Automatically logs you out of your Google account when using Google Search.
// ==UserScript==
// @name Logout from Google Search
// @namespace logout_google_search
// @description Automatically logs you out of your Google account when using Google Search.
// @include http://www.google.tld/*
// @include https://www.google.tld/*
// @exclude http://www.google.tld/reader/*
// @exclude https://www.google.tld/reader/*
// @version 1.3.0
// @run-at document-end
// ==/UserScript==
var loggedIn = document.getElementById('gb_71');
var url = String(window.location);
query = url.split("q=");
query = query[1].split("&");
query = query[0];
query = query.replace( /\+/g, '-' );
if (loggedIn != null) {
window.location.replace("https://www.google.com/accounts/Logout?continue="+location.protocol+"//"+location.host+"/search?q="+query)
}