in your Ajax call you misspelled appointments. On the next page in
your description on an appt you seem to mean "quit drinking" but wrote
"quick drinking", unless that was ironic.
Heh, yep that was a mis-type. Fixed now. I regenerated the book with this and a few other fixes -- you can download from your purchase email if you like.
Page 9 (on my iPad in iBooks while vertical :) )