Attr.DefaultImageAltTYPE: string/nullDEFAULT: nullVERSION: 3.2.0--DESCRIPTION--This is the content of the alt tag of an image if the user had notpreviously specified an alt attribute. This applies to all images withouta valid alt attribute, as opposed to %Attr.DefaultInvalidImageAlt, whichonly applies to invalid images, and overrides in the case of an invalid image.Default behavior with null is to use the basename of the src tag for the alt.--# vim: et sw=4 sts=4