There are 3 previous versions of this script.
// ==UserScript==
// @name qgpatches
// @namespace
// @description
// @include http://*.qguys.*/*
// ==/UserScript==
function addGlobalStyle(css) {
var head, style;
head = document.getElementsByTagName('head')[0];
if (!head) { return; }
style = document.createElement('link');
style.rel='stylesheet';
style.type='text/css';
style.href='data:text/css;charset=utf-8,'+escape(css);
head.appendChild(style);
}
addGlobalStyle('a.username:visited {text-decoration: line-through !important;}');
addGlobalStyle('a.noul:visited {text-decoration: line-through !important;}');
addGlobalStyle('div.nam a:visited {text-decoration: line-through !important;}');
addGlobalStyle('div.nams a:visited {text-decoration: line-through !important;}');
addGlobalStyle('div.nn a:visited {text-decoration: line-through !important;}');
addGlobalStyle('div.op a:visited {text-decoration: line-through !important;}');
addGlobalStyle('div.who a:visited {text-decoration: line-through !important;}');
addGlobalStyle('div.pokname a:visited {text-decoration: line-through !important;}');