* One of the projects a Seneca student (Andrew Smith) has been working on is support for animated PNGs ([[APNG]]]). The work is not complete nearing completion and being reviewed (see [. Start by reading the bug: https://bugzilla.mozilla.org/show_bug.cgi?id=257197 bug 257197]).

* Read https://bugzilla.mozilla.org/show_bug.cgi?id=257197 * Download Andrew's latest patch ([https://bugzilla.mozilla.org/attachment.cgi?id=254449 attachment 254449] at the time of writing). Save the file some to your mozilla directory.