Axel Wrote > "You're misinterpreting the specs. It's not the MIME type that can have these > additions, it's the HTTP content type. It has nothing to do with MIME types." Possibly, but I am looking at the MIME spec not the HTTP spec. http://tools.ietf.org/html/rfc2045 IETF RFC 2045 Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies Section 5 > content := "Content-Type" ":" type "/" subtype *(";" parameter) http://tools.ietf.org/html/rfc2046 IETF RFC 2046 Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types Section 4.1.2 And the IANA http://www.iana.org/numbers.html#M Multipurpose Internet Mail Extensions (MIME) http://www.iana.org/assignments/media-types-parameters IANA Media Type Paramaters http://www.iana.org/assignments/media-type-sub-parameters MIME Media Type Sub-Parameter Registries: (e.g. video/raw) Send instant messages to your online friends http://au.messenger.yahoo.com