title: Flipclock.js automatic countdown when timer done
body: <p>I need to create automatic countdown timer to date.
  I get from php current date and time and add 4 hours and 4 days, but timer start again when i refresh page. 
  How i can made it go to needed day and hour and when it done - go to next date from now.</p>
  
  <p>My code on wordpress -</p>
  
  <pre><code>&lt;?php  $date = new DateTime();
  $date-&gt;modify('+4 days');
  $date-&gt;modify('+4 hours');
   ?&gt;
  &lt;?php echo do_shortcode('[flipclock countdown="true" face="hours" lang="ru" date="'.$date-&gt;format('Y/m/d H:i:s').'"]'); ?&gt;
  </code></pre>