JSON encode/decode base64 encode/decode in JavaScript

Question

Is there JSON encode/decode base64 encode/decode function in JavaScript?

Answer 1

I don't think there's one built in, but here's the functions for JSON in jquery: (can't post links since I'm new)
jQuery.getJSON
jQuery.parseJSON

and here's a link for base64 encoding in javascript.
http://www.webtoolkit.info/javascript-base64.html