I wanted to have a play with jQuery AutoComplete, so like many people I found the source and created a HTML page locally on my machine. Then you test it out, save it, uploaded it, or email it to where you need it.
Well no more jsFiddle is a playground for such trivial tasks, you can build HTML, CSS and JavaScript all online. It even allows you to choose a Framework (such a jQuery) and different versions.
So this was my first attempt at using the jQuery AutoComplete