Paul, when you have the code in March could you post it?
As far as I can see there is no way to store 68 possible combinations in 4 bits - (going from 8bytes to 4bytes) Or is the number of combinations restricted by extra rules? i.e. No lowercase if numbers in it....or only certain chars??? -- Martin Pi_cap_CPU - all you ever need around MWLC/SCRT/CMT in z/VSE more at http://www.picapcpu.de
