.ajaxError()

Register a handler to be called when Ajax requests complete with an error. This is an Ajax Event.

.ajaxSend()

Attach a function to be executed before an Ajax request is sent. This is an Ajax Event.

.ajaxStart()

Register a handler to be called when the first Ajax request begins. This is an Ajax Event.

.ajaxStop()

Register a handler to be called when all Ajax requests have completed. This is an Ajax Event.

.ajaxSuccess()

Attach a function to be executed whenever an Ajax request completes successfully. This is an Ajax Event.

Example:

jQuery(document).ajaxSuccess(function() {
alert(‘success’);
});