fix typos

README.md

@@ -9,7 +9,7 @@ Just type /secret and your message, such as ```/secret The password is p@ssw0rd`
 <img src="https://raw.githubusercontent.com/neufeldtech/secret-message/master/html2/images/slacksecret_640_3.gif" alt="Send a secret message" width="450px" />
 
 ## Read a secret message
-To read a secret message, just click on the View message button. The message will appear as an ephemeral Slack message visable to only you - it will dissapear when you reload your Slack client.
+To read a secret message, just click on the View message button. The message will appear as an ephemeral Slack message visable to only you - it will disappear when you reload your Slack client.
 
 <img src="https://raw.githubusercontent.com/neufeldtech/secret-message/master/html2/images/slacksecret_640_4.gif" alt="Read a secret message" width="450px" />
 

html2/index.html

@@ -56,7 +56,7 @@ <h3>Send a secret message</h3>
 						<div class="image"><img src="images/slacksecret_640_4.gif" alt="" /></div>
 						<div class="content">
               <h3>Read a secret message</h3>
-              <p>To read a secret message, just click on the <strong>View message</strong> button. The message will appear as an ephemeral Slack message visable to only you - it will dissapear when you reload your Slack client.</p>
+              <p>To read a secret message, just click on the <strong>View message</strong> button. The message will appear as an ephemeral Slack message visable to only you - it will disappear when you reload your Slack client.</p>
 						</div>
 					</section>
 				</div>