title: How to call a function with a parameter in Javascript
body: <p>I am training in JavaScript on the TeamTreehouse website, I am stuck on a simple fill in the blank question.</p>
  
  <pre><code>function getRandom( upper ) {
   return Math.floor(Math.random() * upper) + 1;
  }
  </code></pre>
  
  <p>The fill in part is</p>
  
  <p><code>.............;</code> </p>