CPSDay3a

<!-- Encryption -->

<!-- WebpageTemplate.html  -->

<html>

<head>  

<style>

  

</style>    

<script>

function encryptMessage()

{

   document.getElementById("output").innerHTML = "";

  var message = document.getElementById("mess").value;

  var ch;

  

  for (var rep = 0; rep < message.length; rep++)

  {

    ch = message.substring(rep,rep+1);

    var num = ch.charCodeAt(0);

    num = num + 1;

    document.getElementById("output").innerHTML += String.fromCharCode(num) + " ";

  }

}

</script>  


</head>


<body>

Type your message: <input type="text" id="mess"

                           onfocus="document.getElementById('mess').value = ''" />

<input type="button" value="Encrypt" onclick="encryptMessage()" />

<input type="button" value="Decrypt" onclick="decryptMessage()" />

<div id="output"></div>

</body>


</html>