In this section we will choose and install an Ajax framework in our application. This step isn't entirely necessary when using Ajax in Django, but it can greatly simplify working with Ajax. There are many advantages to using an Ajax framework:
JavaScript implementations vary from browser to browser. Some browsers provide more complete and feature-rich implementations, whereas others contain implementations that are incomplete or don't adhere to standards. Without an Ajax framework, the developer must keep track of browser support for the JavaScript features that they are using, and work around the limitations that are present in some browser implementations of JavaScript. On the other hand, when using an Ajax framework, the framework takes care of this for us; it abstracts access to the JavaScript implementation and deals with the differences and quirks of JavaScript across browsers. This way, we concentrate on developing features instead of worrying about...