COMPLETED:
COMPLETED:

1. Fixed typo in Library/classes.js;

TODO:

1. Refine methods to be more defensive
(especially against null);
2. Add more tests;
3. Get lots of peer reviews;

mkmcdonald/Matt-s-DOM-Utils,mkmcdonald/Matt-s-DOM-Utils,mkmcdonald/Matt-s-DOM-Utils,mkmcdonald/Matt-s-DOM-Utils