User-agent: *
Disallow: /administrator/
Disallow: /cache/
Disallow: /components/
Disallow: /images/
Disallow: /includes/
Disallow: /installation/
Disallow: /language/
Disallow: /libraries/
Disallow: /media/
Disallow: /modules/
Disallow: /plugins/
Disallow: /templates/
Disallow: /tmp/
Disallow: /xmlrpc/
Request-rate: 1/20         # maximum rate is one page every 10 seconds
Visit-time: 0000-0445     # only visit between 00:00 and 04:45 UTC (GMT)
Crawl-delay: 20