diff --git a/javascript/demo.html b/javascript/demo.html
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+++ b/javascript/demo.html
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+<html>
+<head>
+<script src="../build/axolotl.js"></script>
+<script>
+
+document.addEventListener("DOMContentLoaded", function (event) {
+ function progress(who, message) {
+ var message_element = document.createElement("pre");
+ var progress = document.getElementById(who + "_progress");
+ var start_content = document.createTextNode(message + "...");
+ var done_content = document.createTextNode(message + "... Done");
+ function start() {
+ message_element.appendChild(start_content);
+ progress.appendChild(message_element);
+ }
+ function done() {
+ message_element.replaceChild(done_content, start_content);
+ }
+ return {start:start, done:done};
+ }
+
+ var alice = new Axolotl.Account();
+ var bob = new Axolotl.Account();
+ var a_session = new Axolotl.Session();
+ var b_session = new Axolotl.Session();
+ var message_1;
+ var tasks = [];
+
+ tasks.push(["alice", "Creating account", function() { alice.create() }]);
+ tasks.push(["bob", "Creating account", function() { bob.create() }]);
+ tasks.push(["alice", "Create outbound session", function() {
+ var bobs_keys_1 = JSON.parse(bob.identity_keys())[0];
+ var bobs_keys_2 = JSON.parse(bob.one_time_keys())[1];
+ a_session.create_outbound(
+ alice, bobs_keys_1[1], bobs_keys_2[0], bobs_keys_2[1]
+ );
+ }]);
+ tasks.push(["alice", "Encrypt first message", function() {
+ message_1 = a_session.encrypt("");
+ }]);
+ tasks.push(["bob", "Create inbound session", function() {
+ b_session.create_inbound(bob, message_1.body);
+ }]);
+ tasks.push(["bob", "Decrypt first message", function() {
+ b_session.decrypt(message_1.type, message_1.body);
+ }]);
+
+ function glue_encrypt(from, to, from_session) {
+ var plain_input = document.getElementById(from + "_plain_input");
+ var cipher_output = document.getElementById(from + "_cipher_output");
+ var cipher_input = document.getElementById(to + "_cipher_input");
+ var encrypt = document.getElementById(from + "_encrypt");
+
+ encrypt.addEventListener("click", function() {
+ var message = from_session.encrypt(plain_input.value);
+ var message_element = document.createElement("pre");
+ var content = document.createTextNode(JSON.stringify(message));
+ message_element.appendChild(content);
+ cipher_output.appendChild(message_element);
+ message_element.addEventListener("click", function() {
+ cipher_input.value = JSON.stringify(message);
+ }, false);
+ }, false);
+ }
+
+ function glue_decrypt(to, to_session) {
+ var cipher_input = document.getElementById(to + "_cipher_input");
+ var plain_output = document.getElementById(to + "_plain_output");
+ var decrypt = document.getElementById(to + "_decrypt");
+
+ decrypt.addEventListener("click", function() {
+ var message = JSON.parse(cipher_input.value);
+ try {
+ var plaintext = to_session.decrypt(message.type, message.body);
+ } catch (e) {
+ var plaintext = "ERROR: " + e.message;
+ }
+ var message_element = document.createElement("pre");
+ var message_content = document.createTextNode(plaintext);
+ message_element.appendChild(message_content);
+ plain_output.appendChild(message_element);
+ }, false);
+ }
+
+ function do_tasks(next) {
+ if (tasks.length > 0) {
+ var task = tasks.shift();
+ var p = progress(task[0], task[1])
+ p.start();
+ window.setTimeout(function() {
+ task[2]();
+ p.done();
+ window.setTimeout(do_tasks, 0, next);
+ }, 0)
+ } else {
+ next();
+ }
+ }
+
+ do_tasks(function() {
+ glue_encrypt("alice", "bob", a_session);
+ glue_decrypt("bob", b_session);
+
+ glue_encrypt("bob", "alice", b_session);
+ glue_decrypt("alice", a_session);
+ });
+ }, false);
+
+</script>
+<body>
+<div id="alice">
+ <h1>Alice</h1>
+ <div id="alice_progress"></div>
+ <h2>Encryption</h2>
+ <textarea id="alice_plain_input"></textarea>
+ <button id="alice_encrypt">Encrypt</button>
+ <div id="alice_cipher_output"></div>
+ <h2>Decryption</h2>
+ <textarea id="alice_cipher_input"></textarea>
+ <button id="alice_decrypt">Decrypt</button>
+ <div id="alice_plain_output"></div>
+</div>
+<div id="bob">
+ <h1>Bob</h1>
+ <div id="bob_progress"></div>
+ <h2>Encryption</h2>
+ <textarea id="bob_plain_input"></textarea>
+ <button id="bob_encrypt">Encrypt</button>
+ <div id="bob_cipher_output"></div>
+ <h2>Decryption</h2>
+ <textarea id="bob_cipher_input"></textarea>
+ <button id="bob_decrypt">Decrypt</button>
+ <div id="bob_plain_output"></div>
+</div>
+</body>
+</html>