PHP for jQuery Validation Plugin - 在Multipart Form上使用AJAX

This is a follow up to a previous question. I am using the jQuery Validation plugin on the UI Acordion. After successful validation on the client and server side, the next accordion should open. I am using AJAX because I would like to add the submitted values above the accordion as each step of the form is completed. If I use $.ajaxSubmit, the PHP appears to work properly, but the next accordion does not open as it should. If I use $.ajax, everything works properly on the jQuery side (the first accordion closes and the next one opens), but the PHP does not appear to communicate properly with the client. This is a follow up to a previous question. I a