http://acs.ucsd.edu/info/dbx.debug.php
http://www.pdc.kth.se/training/Tutor/Basic...ndex-frame.html
http://www.glue.umd.edu/afs/glue.umd.edu/s...rial/dbx_n_core
http://www.mathcs.carleton.edu/courses/cou.../debug/dbx.html
http://docs.sun.com/source/817-0923/