Edit 'Open With' menu?

[TriedandTested]

Is this possible? I have a file type (html) that I want to only open with about 2 or 3 applications, but I get a list of about 20!

Is there any way to edit these lists?

 

[Deleted member 651465]

Done: http://support.apple.com/kb/TA24770?viewlocale=en_US

 

[TriedandTested]

Splendid. Thanks.