in the previous checkin the ws demos didn't work due to another soucre-directories problem
in the previous checkin the ws demos didn't work due to another soucre-directories problem

rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript,rrnewton/WaveScript