User-agent: Mediapartners-Google* 
Disallow:

User-Agent: ia_archiver
Disallow: /jpg 

User-agent: vscooter 
User-agent: DittoSpyder
User-Agent: Googlebot-Image
User-Agent: psbot 
Disallow: / 


User-agent: Googlebot
Disallow: /*.gif$
Disallow: /*.jpg$
Disallow: /*.jpeg$
Disallow: /*.png$