What I do now, is if someone types in the website name +folder name it loads a index.html file to redirect them back to the beginning.
Google does not like this anymore, so I am looking for another solution if someone types in www.mydomain.com/content/ they don't get a directory listing.
Volunteering to help 
http://www.tbaygeek.ca
My HTML play area
http://www.tbaygeek.ca/test/

http://www.tbaygeek.ca
My HTML play area
http://www.tbaygeek.ca/test/