This site’s design is only visible in a graphical browser that supports web standards, but its content is accessible to any browser or Internet device. (Why we do this.)

Ineffective use of images is probably the number one reason that web pages perform poorly. To make your pages peform more effectively, you need only follow this rule:

The following pages back up that simple rule with some detail:

Graphics Choices

• Choosing the Right Graphics Format
• GIF (Graphics Interchange Format)
• JPEG (Joint Photographic Expert Group Format)
• PNG (Portable Network Graphics Format)
• Consequences of the “Wrong” Choice
• Fixing a “Wrong” Choice
• A Note About Scanned Images

Using Images effectively with HTML

• Putting an image into your HTML
• Alternate Text
• Specifying Width and Height
• Scaling an Image
• Dangers of Scaling (note: this page contains a large sample image; it may take a while to download on a slow connection)

Summary