function Decrypt(str) {
 n = str.length;
  outstr = '';
  for(i = 0; i < n; i+=2) {
    while((str.substr(i,1)==' ' || str.substr(i,1) == "\n")  && i < n) i++;
    outstr = outstr + String.fromCharCode(Number(str.substr(i, 2)) + 32);
  }
  document.write(outstr);
}