User-agent: Titan 
Disallow: / 

User-agent: EmailCollector 
Disallow: / 

User-agent: EmailSiphon 
Disallow: / 

User-agent: EmailWolf 
Disallow: / 

User-agent: ExtractorPro 
Disallow: / 

User-agent: *
Disallow: /mail/
Disallow: /buttons/
Disallow: /img/
Disallow: /flash/
Disallow: /library/