Using the instructions step-by-step projects that build the knowledge gained in each lesson, readers will learn the fundamentals of adding interactivity to Flash files using ActionScript, starting with using prewritten code samples, but developed to change and write their own ActionScript code. Tutorials start with simple navigation and control of time and progress through controlling animation with ActionScript; using Event Listeners and writing event-handling function, and the loading control and interaction with data, text, video, sounds, and images.