I browse the web with image.animation_mode = once, because I, you know, value my sanity. However, there is the occasional image that I do want to see animate. Does anyone know of an extension that lets me temporarily animate one particular image? If not, I think a context menu item (only visible on animated images, of course) would be a good solution for anyone that feels like making one.
Here is one:
http://home.comcast.net/~danm-moz/pageanimation/