Mac OS X installation procedure.
The folder structure looks as follows: /../oxygenXMLDiff/3.0/
<oXygen/> XML Diff uses the first JVM from the list of preferred JVM versions set on your Mac computer that has the version number not less than 1.5.0. To change the version of the Java virtual machine that runs the application you must move your desired JVM version up in the preferred list by dragging it with the mouse on the first position in the list of JVMs available from Applications -> Utilities -> Java -> Java Preferences.