21. A method of filtering a message, comprising: pre-rendering the message into a final format, the message including one or more compressed images, for each of the one or more compressed images a first hash is generated, wherein the one or more compressed images are rendered in an uncompressed mode, for each of the one or more compressed images rendered in the uncompressed mode a second hash is generated, the first and second hashes are compared to determine if the message contains junk indicia; converting the message of the final format into a text-only message; processing the text-only message for predetermined content; and routing the message based upon the predetermined content.
21. A method of filtering a message, comprising: pre-rendering the message into a final format, the message including one or more compressed images, for each of the one or more compressed images a first hash is generated, wherein the one or more compressed images are rendered in an uncompressed mode, for each of the one or more compressed images rendered in the uncompressed mode a second hash is generated, the first and second hashes are compared to determine if the message contains junk indicia; converting the message of the final format into a text-only message; processing the text-only message for predetermined content; and routing the message based upon the predetermined content. 24. The method of claim 21 , the text-only message processed by further analyzing the text-only message for predetermined content, which if present, the message is routed to be deleted, and if not present, the message is routed to an inbox.