title: load external js file into bootstrap modal box
body: <p>I need to show google map in bootstrap modal box. I load google map API from google site in my page and modal box worked. Like This :</p>
  
  <pre><code>&lt;script src="http://maps.google.com/maps/api/js?sensor=false&amp;libraries=places"&gt;&lt;/script&gt;
  </code></pre>
  
  <p>HTML :</p>
  
  <pre><code>&lt;a data-toggle="modal" href="#myModal" class="btn btn-primary"&gt;Launch modal&lt;/a&gt;
  </code></pre>
  
  <p>Now, I need to load google map api(<code>.JS File</code>/<code>Libraries</code>) from url after click link (launch Modal) of modal box. How to create this ?</p>