User-agent: Googlebot-Image
Disallow: /upload/images/* 
Disallow: /userupload/images/userreceptfotos/*

User-agent: Bingbot
Disallow: /upload/images/* 
Disallow: /userupload/images/userreceptfotos/* 

User-agent: msnbot-media
Disallow: /upload/images/* 
Disallow: /userupload/images/userreceptfotos/*