> Yes, while the "other" factors are technically non zero, they are SO > small as to make considering them pretty pointless IMHO (kinda like > worrying by how much the earth moves when I jump up). You land to the %100 same point when you jump. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist