http://www.sciam.com/askexpert_question.cfm?articleID=000D52E0-D89D-1D35-90FB809EC5880000&catID=3 -- -- ____________________________________________________________________ When I die, I would like to be born again as me. Hugh Hefner ravage@ssz.com www.ssz.com jchoate@open-forge.org www.open-forge.org --------------------------------------------------------------------