title: What is the difference between "lang" and "type" attributes in a script tag?
body: <p>For <code>&lt;script&gt;</code> HTML tags, what is the technical difference between <code>lang=Javascript</code> and <code>type=text/javascript</code>?</p>
  
  <p>I usually use both, because I've always assumed that older browsers need one or the other.</p>