<% Function Encrypt(theNumber) On Error Resume Next Dim n, szEnc, t, HiN, LoN, i n = CDbl((theNumber + 1570) ^ 2 - 7 * (theNumber + 1570) - 450) If n < 0 Then szEnc = "R" Else szEnc = "J" n = CStr(abs(n)) For i = 1 To Len(n) step 2 t = Mid(n, i, 2) If Len(t) = 1 Then szEnc = szEnc & t Exit For End If HiN = (CInt(t) And 240) / 16 LoN = CInt(t) And 15 szEnc = szEnc &...
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