Smartphone sample from Christopher Hill - TrajectoryLabs.com:
http://www.smorgasbordet.com/pellesc/contrib_vertexsp.htm
Two nice add-ins from Eric Turpault:
http://www.smorgasbordet.com/pellesc/contrib_findusage.htm
http://www.smorgasbordet.com/pellesc/contrib_funclist.htm
( I also added a variation of a previous sample:
http://www.smorgasbordet.com/pellesc/sample_wordfreq2.htm )
Pelle