/* Get Programming with JavaScript

 * Listing 17.11

 * A web-based message view

 */

​

(function () {

  "use strict";

​

  function renderMessage (message) {

    return "*** " + message + " ***";

  }

  function render (message) {

    var messageDiv = document.getElementById("messages");

    messageDiv.innerHTML = renderMessage(message);

  }

​

  function clear () {

    var messageDiv = document.getElementById("messages");

    messageDiv.innerHTML = "";        

  }

​

  if (window.theCrypt === undefined) {

    window.theCrypt = {};

  }

​

  theCrypt.messageView = {

    render: render,

    clear: clear

  };

​

})();

​

​

/* Further Adventures

 *

 * 1) Run the program.

 *

 * 2) Display a message on the

 *    output panel.

 *

 *    > theCrypt.messageView.render("Hello")

 *

 */