These methods can be used to make arbitrary Ajax requests.
jQuery.ajax()
Perform an asynchronous HTTP (Ajax) request.
jQuery.ajaxPrefilter()
Handle custom Ajax options or modify existing options before each request is sent and before they are processed by $.ajax().
jQuery.ajaxSetup()
Set default values for future Ajax requests. Its use is not recommended.
jQuery.ajaxTransport()
Creates an object that handles the actual transmission of Ajax data.
