9.1 Background
 9.2 Getting the Tree
 9.3 The Tree Structure View
 9.4 Node Collections
 9.5 The XML Context View
 9.6 Modifying the Tree Structure
 9.7 Customizing Nodes
 9.8 Manipulating Node Collections
 9.9 Configuring the Tree Builder
 9.10 Assignment #6: DOM