scarlac/js-stopwatch — pull request #1 by rushiagr (2013-11-30 11:59:35+00:00)
Title: Allow stopwatch to also count time down.

Borrowed from mario's implementation at
http://www.seph.dk/blog/projects/javascript-stopwatch-class/comment-page-1/#comment-11145
in the comment on the blog-cum-documentation at
http://www.seph.dk/blog/projects/javascript-stopwatch-class/