title: Open the html selected list with a button click
body: <p>I have created a  option list in a webpage where I want to open the select list with a button created with a <code>&lt;div&gt;</code> when a option selected from the list then the selected value comes on the div also.</p>
  
  <p>So here I want the javascript attribute to open the list on button click something like this </p>
  
  <pre><code>document.getElementById('selectedlist').open.
  </code></pre>
  
  <p>any body have suggestion about this?</p>