User-agent: googlebot
Disallow: /_database
Disallow: /cgi-bin
Disallow: /images
Disallow: /*ref=
Disallow: /bt.php



User-agent: slurp
Disallow: /_database
Disallow: /cgi-bin
Disallow: /images
Disallow: /*ref=
Disallow: /bt.php



User-agent: msnbot
Disallow: /_database
Disallow: /cgi-bin
Disallow: /images
Disallow: /*ref=
Disallow: /bt.php




User-agent: *
Disallow: /_database
Disallow: /cgi-bin
Disallow: /images
Disallow: ref=
Disallow: /bt.php