<script language="javascript">
<!--
// 암호화시 사용하는 문자
var char_set = '$%^NOZ1&PQR(./~`"CDEFG!@STUVWZghij}:<pHB*#8uvwx>?[]\',ef34590qrklmnoIJ)_+{st67 abcdAyzKLM2Y';
function crypt_data(crypt_type) {
var space;
var char_code;
var output = "";
var input = window.input.input_field.value;
var algorithm = window.input.shift_select.selectedIndex;
var alpha_length = char_set.length - algorithm;
algorithm++;
for(loop=0; loop<input.length; loop++) {
if(char_set.indexOf(input.charAt(loop)) == -1) {
// 원문 : Program Error: Unknown Character!
alert("오류 : Character를 알 수 없습니다.");
}