title: Add 7 days to existing date
body: <p>Hi I have this input with my products date posted:</p>
  
  <pre><code>&lt;input type="text" id="count" hidden="true" value="{{$product-&gt;created_at}}"/&gt;
  </code></pre>
  
  <p>I want to add 7 days to this date. This is my jQuery code:</p>
  
  <pre><code> &lt;script type="text/javascript"&gt;
  
   var count = $("#count").val();
  
     $(".clock")
     .countdown(count, function(event) {
      $(this).text(
        event.strftime('%Hh %Mmin %Ssek')
      );
    });
   &lt;/script&gt;
  </code></pre>
  
  <p>It shows the current date but I want to add 7 more days. Can u help me ? </p>