Change words/phrases/advanced syntaxes/regular expressions in web pages
// ==UserScript==
// @name Change words/phrases/advanced syntaxes in web pages
// @description Change words/phrases/advanced syntaxes/regular expressions in web pages
// @namespace https://greasyfork.org/users/3718
// @include http://*
// @include https://*
// @exclude *.google.com/*
// @version 1.0
// @require http://ajax.googleapis.com/ajax/libs/jquery/1.3/jquery.min.js
// ==/UserScript==
$('body').html($('body').html().replace(/old_word_here/g,'new_word_here'));
//by default - disabled on google.com, but you can always "repair" this by removing the line with "*.google.com/*" from above :)