<a href="javascript://" id="recurl">განახლება</a>

<div id="recomb" class="recomb">$COM_BODY$</div>

.recomb.flash {
  opacity: 0;
  animation: ani 2.5s forwards;
}

@keyframes ani {
  0% {opacity: 0;}
  100% {opacity: 1;}
}

$('#recurl').click(function() {
  $('#recomb').removeClass('flash');
  setTimeout(function() {
    $('#recomb').addClass('flash');
  }, 10);
  var random = Math.floor(Math.random() * 9999);
  $.get('$REQUEST_URI$?' + random, function(data) {
    $('#recomb').html($('#recomb', data).html());
    setTimeout(function() {
      $('#recomb').removeClass('flash');
    }, 500);
  });
});

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script>