6.1 Background
 6.2 Setup under Java
 6.3 Declared Contributions for the Result Tree
 6.4 Derived Contributions for the Result Tree
 6.5 Processing the Source Tree
 6.6 Conditional and Repetitive Processing
 6.7 Variables
 6.8 Modes and Priorities
 6.9 Procedures (Named Template Rules)
 6.10 Parameters
 6.11 Configuration Attributes
 6.12 Imported Files
 6.13 Tips
 6.14 Assignment #4: Practicing XSLT (and Literate Programming)