PUBLIC MARKS with tags ajax & ahah

AHAH or Asynchronous HTML over HTTP is a much simpler version of AJAX. Using AHAH approach in JavaScript you can display external XHTML pages inside your HTML page. The beauty of the script is that it is very simple - the underling code is just twenty lines! The difference between AJAX and AHAH is the return data fomat. AJAX will load an XML file - then the developer will have to make the code that will parse the XML, extract the data and then display the results. In AHAH the approach is much simpler - the data to be fetched is XHTML - the code just has to fetch it - as the browser is already equipped to handle HTML and will display the result with no further help from the developer. Use For example, lets say we need to create a page with tabs - each tab will put some content in the main area - but the full thing must be dynamic - linking to another page won't do. The code of the main page will be...

We do not need the damned XML stuff, just easy HTML back and forth...

AHAH is a very simple technique for dynamically updating web pages using JavaScript. It involves using XMLHTTPRequest to retrieve (X)HTML fragments which are then inserted directly into the web page, whence they can be styled using CSS.