The "Save As" prompt is governed by THEIR browser on their machine -- your web page cannot override the default behaviour that they have chosen for their browsers on their computers.
It is all governed
The viewer will learn the basics of jQuery, including how to invoke it on a web page.
Reference your jQuery libraries: (CODE)
Include your new external js/jQuery file: (CODE)
Write your first lines of code to setup your site for jQuery.: (CODE)