Added checkbox to HTML

Author: edysegura

index.html

@@ -11,6 +11,9 @@
   <div>
     <progress max="100" value="0"></progress>
     <span>0%</span>
+    <label for="loadInOrder">
+      <input type="checkbox" id="loadInOrder" checked> Load in order?
+    </label>
   </div>
   <script src="js/load-in-order.js"></script>
 </body>