reload button + disable JS checkbox

reload button is easy to test with
```
<!doctype html>
<html>
  <head>
  	<meta charset="utf-8">
    <title>Your Awesome Webpage created on Wed, Mar 5 2014 4:16 PM</title>
  </head>
  <body>
    <p>Make something amazing with the web</p>
    <button onclick="document.body.innerHTML = ''">try me </button>
  </body>
</html>
```
script disable is easy to test with
```
<!doctype html>
<html>
  <head>
  	<meta charset="utf-8">
    <title>Your Awesome Webpage created on Wed, Mar 5 2014 4:16 PM</title>
  </head>
  <body>
    <p>Make something amazing with the web</p>
    <script>alert("lol");</script>
  </body>
</html>
```