ins only uppercase, lowercase, numbers, 
punctuation marks, line breaks, common math symbols and underscores.<BR>
The algorithm uses groups of 8 bytes from the plain text to form groups of 8 bytes in the cipher text and are 
encrypted with a key of 232 bits (29 bytes).<BR>
<BR>
<H3>Algorithm:</H3>
<pre>//---------------------------------------------------------------------------
// Encrypt:
//    returns the size of Cipher Buffer
unsigned int Encrypt(unsigned char key[29],
                     unsigned char