Main site links on SE Meta topbar

mainsite.user.js

// ==UserScript==
// @name           Main site link on meta topbar
// @namespace      Manishearth
// @description    Brings back the bold reputation counter/post scores!
// @include        http://meta.stackoverflow.com/*
// @include        http://meta.serverfault.com/*
// @include        http://meta.superuser.com/*
// @include        http://stackapps.com/*
// @include        http://meta.*.stackexchange.com/*
// @include        http://meta.askubuntu.com/*
// @include        http://meta.mathoverflow.net/*
// @include        http://discuss.area51.stackexchange.com/proposals/*
// @author         Manish Goregaokar

// ==/UserScript==

function with_jquery(f) {
    var script = document.createElement("script");
    script.type = "text/javascript";
    script.textContent = "(" + f.toString() + ")(jQuery)";
    document.body.appendChild(script);
};

with_jquery(function ($) {
$('<a>main</a>').attr('href',document.location.origin.replace(/(meta\.|discuss\.)/,"")).insertBefore('.js-help-button')
});