Blocking HTML email

What is the best way to create a filter to block incoming html email? I have tried looking for Content-Type: text/html in the headers and anywhere with not a lot of success. It seems this should work to me, but some messages that I know have that header seem impervious to my filter...

Re: Blocking HTML email

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wednesday, December 04, 2002, jon hall wrote... What is the best way to create a filter to block incoming html email? I have tried looking for Content-Type: text/html in the headers and anywhere with not a lot of success. It seems this

Re: Blocking HTML email

Thank you, I've ended up filtering for multipart/alternative where the email address isn't in my address book. I'll see how it goes... -- jon mailto:[EMAIL PROTECTED] Wednesday, December 4, 2002, 12:30:54 PM, you wrote: JA -BEGIN PGP SIGNED MESSAGE- JA Hash: SHA1 JA On Wednesday,