User-agent: Mediapartners-Google*
Disallow: 

User-agent: *
Disallow: /search

# Add Googlebot-specific syntax extension to exclude forms 
# that are repeated for each piece of content in the site 
# the wildcard is only supported by Googlebot
# http://www.google.com/support/webmasters/bin/answer.py?answer=40367&ctx=sibling

User-Agent: Googlebot
Disallow: /*sendto_form$
Disallow: /*folder_factories