User-agent: Googlebot
Allow: /
User-agent: ia_archiver      
Allow: /
User-agent: msnbot
Allow: /
User-agent: Slurp
Allow: /
User-agent: Mediapartners-Google*
Allow: /
User-agent: Googlebot-Image
Allow: /
User-agent: Yahoo-MMCrawler
Allow: /
User-agent: *
Disallow: /