The worst thing whic can happen to you is that someone who visiting your web site waiting for a movie to load. You must to use a feedback mechanism who will inform your users of the download's progress. A preloader resolves this problem. The preloader provides the users of your web site feedback of how much of your flash movie is loaded. The viewer can see what is happening. That is the reason why I will teach you how to create a preloader using Action Script. So, this tutorial will show you how to create a preloader with percent, total and loades bytes. Let's go!