User-agent: googlebot
Disallow: /_OLD_SITE/
Disallow: /html/index.html
Disallow: /cal/

User-agent: msnbot
Disallow: /_OLD_SITE/
Disallow: /html/index.html
Disallow: /cal/

User-agent: slurp
Disallow: /_OLD_SITE/
Disallow: /html/index.html
Disallow: /cal/

User-agent: *
Disallow: /