In this chapter, we'll explore how to prepare graphics for the Web. As more Internet users have access to broadband connections, reducing the file size of graphics isn't quite as important as it was a few years ago. However, dial-up connections and their slower counterparts are still quite prevalent , and need to be taken into consideration when preparing graphics for the Web.
The process of reducing the file size of an image while preserving its quality is known as optimization . There are several concepts involved in the optimization process and a basic understanding of each will help you decide the best method for preparing your graphics for the Web.