User-agent: *
Allow: /
Disallow: *.pdf
Disallow: *.xml
Disallow: *.doc
Disallow: *.xls
Disallow: *.docx
Disallow: *.js
Disallow: *.class
Disallow: *.gif
Disallow: *.jpg
Disallow: *.swf
Disallow: *.css