Section 12.0. Introduction
Section 12.1. Precaching Images
Section 12.2. Swapping Images (Rollovers)
Section 12.3. Changing Text Style Properties
Section 12.4. Offering Body Text Size Choices to Users
Section 12.5. Creating Custom Link Styles
Section 12.6. Changing Page Background Colors and Images
Section 12.7. Hiding and Showing Elements
Section 12.8. Adjusting Element Transparency
Section 12.9. Creating Transition Visual Effects
