Create a shoutbox using PHP and AJAX (with jQuery)

Continuing with the tutorials about AJAX and jQuery we will create a stunning and dynamic shoutbox based in PHP and AJAX (using jQuery).We will learn how to create a dynamic ajax based shoutbox with jQuery from scratch. It will be very interesting to know how to use the ajax function of jQuery and how it can be used to insert and recoverdata from a MySQL database via PHP in a way asynchronous.