var gEncryptkeyStr="3B59E31E35E249598EA0551687D2EFABA2E5190FCDD04d87A5A4D1F1AFDFFF4D"
var gEncryptMode="ECB"
function EncryptStr(plainText){
var keyByteArr=hexToByteArray(gEncryptkeyStr)
keyStr=""
var cypherByteArr=rijndaelEncrypt(plainText,keyByteArr,gEncryptMode)
var cypherText=byteArrayToHex(cypherByteArr)
return cypherText}
function DecryptStr(cypherText){
var keyByteArr=hexToByteArray(gEncryptkeyStr)
keyStr=""
var cypherTextByteArr=hexToByteArray(cypherText)
var plainTextByteArr=rijndaelDecrypt(cypherTextByteArr,keyByteArr,gEncryptMode)
var plainText=byteArrayToString(plainTextByteArr)
return plainText}