title: Load external js file in another js file
body: <p>I have this file include in my html and I want to call it from another javascript.
  Please suggest me how should I do it?</p>
  
  <pre><code>&lt;script type="text/javascript" src="js.js"&gt;/*
    old:123
    new: 456*/
  &lt;/script&gt;
  </code></pre>
  
  <p>I want to include it in my js file, not in the html.</p>