TheLetterEncrypter: How to use (simple official tutorial)

Have you ever found youself wishing to send a SECRET MESSAGE to somebody? But the problem is that the somebody has pals/folks at home/office/chat rooms and it is not possible to send a SECRET MESSAGE without anyone having a peep at it? Then TheLetterEncrypter comes to your rescue. It features a terribly strong Encryption(=modifying a sentence so that it can be read by only the ones who know how the sentence was modified). But still its terribly simple to operate. All you have to do is to enter the secret password and the message and hit the "ENCRYPT" button. And PRESTO! Your secret message looks like a jumbled text. This JUMBLED TEXT is now you message which can only be unlocked by using TheLetterEncrypter and the PASSWORD you used to lock it. To send the message either copy the text and paste it to the mail or chat window or you can export it to a text file by clicking "EXPORT TO TEXT FILE" button and send the text file to the SOMEBODY. Then that SOMEBODY has to fire up TheLetterEncrypter and enter the SAME password and the jumbled text and hit the "DECRYPT" button to see your secret message. This is a small application(ONLY 9 KB).No installation required.No dlls. Its only humble want is .net Framework 3.5 (For XP only,will run on VISTA, 7 directly) and your wish to act as your faithful messenger. THE DOWNLOAD IS FREE OF COST AND IS 9 KB ONLY!