To compile issue this command: Preferred method: Use the ant build.xml file. - A simple ant command in the tca2 directory should suffice. - Børre has to invoke this command like this: JAVACMD=/System/Library/Frameworks/JavaVM.Framework/Versions/1.5/Commands/java ant to get the right java environment Until javac aksis/alignment/*.java Using java 1.5, this gives a lot of errors. To get more detail about what's wrong, use this command: javac -Xlint:unchecked aksis/alignment/*.java To make a jar file, issue this command: jar cvmf Manifest.txt alignment.jar aksis/alignment/*.class aksis/alignment/audio aksis/alignment/images To run the program from the commandline, issue this command (from this directory): java aksis.alignment.Alignment