Hi, I'm out of town, but Carl tells me the network is down in the Bike Project shop. Cheers, Barry -- Barry Isralewitz Theoretical and Computational Biophysics Group 3043 Beckman, University of Illinois at Urbana-Champaign Office Phone: (217) 244-1612 email: barryi at ks.uiuc.edu http://www.ks.uiuc.edu/~barryi