> The p384-allen.pdf file seems to have incorrect > permissions. Try: http://portal.acm.org/ft_gateway.cfm?id=1029008&type=pdf -- David -- David H. Lorenz, Assistant Professor (617) 373-2076 FAX 5121 College of Computer and Information Science, lorenz at ccs.neu.edu Northeastern University, Boston MA 02115 www.ccs.neu.edu/home/lorenz