yourfilehostを快適にvimperatorを入れているのが前提で， javascript <<EOM commands.addUserCommand( ['removeCookieOfYourfile'], 'removeCookieOfYourfile', function() { liberator.execute('cookiemanager remove yourfilehostdatabase.com/'); liberator.execute('cookiemanager remove yourfilehost.com/'); liberator.execute('cookiemanager remove yourlifehost.jp/'); } ); EOM を.vimperatorrc追記． ３つ以上見たら，これ．
