please ignore -- =============================================================== Mary Thomas Department of Computer Science mthomas@rohan.sdsu.edu San Diego State University (619) 594-1694 (office) San Diego, CA 92182-7720 (619) 594-6746 (fax) http://rohan.sdsu.edu/faculty/mthomas Adv. Comp. Env. Lab http://acel.sdsu.edu