User:FiliusLunae/global.js

var namespaces = ["2", "500", "1200"]; if ($.inArray(wgNamespaceNumber, namespaces)) { var user = wgPageName.split(':')[1]; $('', {          class: 'overflow'       }) .append(          $('', { href: '/wiki/Special:LookupUser/' + user, text: 'LookupUser' })      )       .appendTo('#WikiaBar .toolbar .tools'); }