In article <49dtcl$hlq at celebrian.otago.ac.nz> Gunn at Otago.ac.nz (Derek) writes: >I would be grateful if anyone could tell me. Good lord, man! Why? -- Mark E. Siddall "I don't mind a parasite... mes at vims.edu I object to a cut-rate one" Virginia Inst. Marine Sci. - Rick Gloucester Point, VA, 23062