How do I make a single page application with ajax or java script.

Answer 1

With Javascript you need at least to know html and css because output is necessarly done with this languages pair...

With AJAX, that mean same, but in addition you need to handle server sided language, as AJAX is an accronym stand for Asynchronious Javascript And Xml... it's just a technology able to communicate with server without reloading page and only update it with new data send on request by server.

Answer 2

Learn how to make use of html elements. Since javascript can use and change the properties of html.. Just learn that and some programming math and you good to go