Use parent .outerHeight(), update to idiomatic code style

Author: i-like-robots

index.html

@@ -206,7 +206,7 @@ <h2>Public methods</h2>
 		<img style="position:absolute; top:0; right:0; border:0;" src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png" alt="Fork me on GitHub" />
 	</a>
 
-	<script src="//code.jquery.com/jquery-1.7.2.min.js"></script>
+	<script src="http://code.jquery.com/jquery-1.7.2.min.js"></script>
 	<script src="js/modal.js"></script>
 	<script>
 		$(function()