Nothing! They are using Google's CDN (content delivery network) instead of serving jQuery (a popular javascript library) directly. See here https://developers.google.com/speed/libraries/devguide David. On Wed, Oct 31, 2012 at 12:58 PM, Carl Denk wrote: > In Firefox Noscript, I had to allow "ajax.googleapis.com to register. > So, it's not quite free. Wonder how much they will make from Google?? > Didn't use my usual info. > > --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .