User-agent: GoogleBot
Disallow: 

User-agent: Inktomi Slurp
Disallow:

User-agent: Backrub
Disallow:

User-agent: Sidewinder
Disallow:

User-agent: Scooter
Disallow:

User-agent: Fast-Webcrawler
Disallow:

User-agent: WISENutbot
Disallow:

User-agent: Architext
Disallow:

User-agent: *
Disallow: