This book focuses on teaching by example. Chapters are packed with example code, providing hands-on examples you can play with and then release to your own Drupal sites. By introducing short projects interspersed with discussion, the pace is rapid yet practical. This book is for web designers and developers who want to add JavaScript elements to Drupal themes or modules to create more flexible and responsive user interfaces. You are expected to know about the basic operation of Drupal, and be familiar with the concept of theming and modules in Drupal. No experience of creating themes or modules is required. You will need to know the basics of client-side web development