function encryption()
  {
  a = "x"
  aa = "Y"
  aaa = "8"
  aaaa = "+"
  abcd = "m"
  b = "p"
  bb = "D"
  bbb = "0"
  bbbb = "["
  c = "q"
  cc = "K"
  ccc = "6"
  cccc = "]"
  d = "e"
  dd = "N"
  ddd = "9"
  dddd = "{"
  e = "d"
  ee = "G"
  eee = " "
  eeee = "}"
  f = "b"
  ff = "T"
  fff = "3"
  ffff = ""
  g = "l"
  gg = "U"
  ggg = "4"
  gggg = "|"
  h = "k"
  hh = "B"
  hhh = "1"
  hhhh = "!"
  i = "g"
  ii = "V"
  iii = "2"
  iiii = "@"
  j = "y"
  jj = "O"
  jjj = "7"
  jjjj = "#"
  k = "j"
  kk = "I"
  kkk = "5"
  kkkk = "$"
  l = "i"
  lll = "."
  llll = "%"
  m = "s"
  mm = "Z"
  mmm = "£¬"
  mmmm = "&"
  n = "f"
  nn = "E"
  nnn = ";"
  nnnn = "("
  o = "n"
  oo = "P"
  ooo = ":"
  oooo = ")"
  p = "u"
  pp = "X"
  ppp = "'"
  pppp = ""
  q = "o"
  qq = "J"
  qqq = "<"
  qqqq = ""
  r = "n"
  rr = "S"
  rrr = ">"
  rrrr = ""
  s = "v"
  ss = "L"
  sss = "-"
  ssss = ""
  t = "h"
  tt = "R"
  ttt = "_"
  tttt = ""
  u = "z"
  uu = "A"
  uuu = "="
  uuuu = ""
  v = "a"
  vv = "C"
  vvv = "/"
  vvvv = ""
  w = "r"
  ww = "M"
  www = "?"
  wwww = ""
  x = "c"
  xx = "Q"
  xxx = "`"
  xxxx = ""
  y = "t"
  yy = "H"
  yyy = "~"
  yyyy = ""
  z = "w"
  zz = "W"
  zzz = "*"
  zzzz = ""
  }