Netscape DevEdge JavaScript Central

HTML:  http://devedge-temp.mozilla.org/central/javascript/index_en.html

A basic reference on JavaScript; free online. If site has moved and does not redirect to the new URL, go to  http://www.mozilla.org/ and search on "JavaScript" there; the permanent home is slated to be somewhere on the mozilla.org site.

JavaScript Bible

Authors: Danny Goodman and Michael Morrison

A more current popular basic reference on JavaScript, containing numerous coding examples.