After you have installed JAXFront (into the directory c:\Program Files\JAXFront, for example), the directory structure will look like this: 
Explanation:
JAXFront
The main directory of JAXFront incl. batch files for starting the XUIEditor and DemoSuite application.
config
Directory with JAXFront runtime configuration files. (e.g. functions, actions, .. incl. helptext). If the config folder doesn't exist, jaxfront will search in the jar files.
examples
Directory containing xui examples. Find a complex example about all possible style & behaviour options in the folder "demo-suite".
examples/com
Directory containing java example source code (how to implement your own visualizers, actions, popups,... and how to integrate jaxfront in your application).
html-renderer
The directory includes all the html runtime files (incl. Apache Tomcat Version 4.1) needed for the HTML rendering.
lib
JAXFront system jar files and all used Libraries. (e.g. Log4J, xerces, ...).
uninstaller
Directory containing the uninstaller jar file (just double click to run it).