Sounds like something I'd use in cooking, but apparently not. Apparently it's all to do with splitting electrons and quantum wires. http://tiny.cc/TsnOY Colin -- cdb, 3/07/2009 -- colin@btech-online.co.uk -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist