That's good, but why didn't she offer them on her webpage before that? At least in the natural sciences, that is quite common now. The ArXiv is also a very popular option by now that is accepted by most journals.
For a few months now, started by a blog post of Timothy Gowers, a large group of researchers has been pushing for reform too, and in particular has been pressuring Elsevier into making their content more accessible: http://thecostofknowledge.com/ .