HTML
<p class="progress-element"> <progress max="100" value="0"></progress> </p>
Javascripts
<script type="text/javascript"> $(document).ready(function() { var progressPosition = 0; var stop = 0; var progressProgress=setInterval(function(){ progressTimer() }, 100); function progressTimer() { $('.progress-element progress').attr('value', progressPosition); $('.progress-progress').text(progressPosition); if (stop == 0) { if (progressPosition >= 100) { alert ("Выполняем действие"); stop = 1; } else { progressPosition += 5; } } } }); </script>