title: php notification when a new entry with sound
body: <p>i want make a real time notification with jquery and play sound first play when a new entry added , but my script the audio play repeated </p>
  
  <p>front end : </p>
  
  <pre><code>&lt;script&gt;
      setInterval(
      function()
      {
      $('#orderjum').load('refresh/jumlahorder.php');}, 1000);
  
      &lt;/script&gt;
  </code></pre>
  
  <p>backend :</p>
  
  <pre><code>&lt;?
  require("../../include/koneksi.php");
  $sql = "Select * FROM pemesanan";
  $result = mysqli_query($konek,$sql) or die(mysqli_error($konek));
  $num_rows = mysqli_num_rows($result);
  
  echo "&lt;h3&gt;$num_rows&lt;/h3&gt;
  &lt;p&gt;Total Orders&lt;/p&gt; &lt;audio controls autoplay hidden='true'&gt;
  &lt;source src='http://www.w3schools.com/html/horse.ogg' type='audio/ogg'&gt;
  &lt;/audio&gt;";exit;
  ?&gt;
  </code></pre>