Section 13.0. Introduction
Section 13.1. Making an Element Positionable in the Document Space
Section 13.2. Connecting a Positioned Element to a Body Element
Section 13.3. Controlling Positioning Via a DHTML JavaScript Library
Section 13.4. Deciding Between div and span Containers
Section 13.5. Adjusting Positioned Element Stacking Order (z-order)
Section 13.6. Centering an Element on Top of Another Element
Section 13.7. Centering an Element in a Window or Frame
Section 13.8. Determining the Location of a Nonpositioned Element
Section 13.9. Animating Straight-Line Element Paths
Section 13.10. Animating Circular Element Paths
Section 13.11. Creating a Draggable Element
Section 13.12. Scrolling div Content
Section 13.13. Creating a Custom Scrollbar
