The Mozilla Organization has posted Mozilla 1.4b, the latest beta release of the popular open-source Web browser. Version 1.4b offers users the ability to specify default font, size and color for HTML mail compose, image blocking/disabling is now more flexible and users can “view image” to see blocked or not loaded images, CRAM-MD5 and DIGEST-MD5 AUTH support, and more. See the release notes for the complete list of changes.