You could use HostsMan instead. It's a Windows software which adds and updates URLs of known advertisers/trackers/malware etc. to the hosts file from different sources of your choice.
http://www.abelhadigital.com/hostsman
E: Ad Muncher is now free: http://www.admuncher.com/
Ad Muncher: http://www.admuncher.com/
I'm using the free trial and just checked Hulu and both shows didn't show a commercial in the beginning, and I skipped through the episode past the dots without commercials.