<img style="width: 100%; margin: 0 auto;" id="camera" src="/camera.php?id=1&scale=40"></img> <script> function refreshImage() { scale = $('input[step="10"]').val(); $("#camera").attr("src","/camera.php?id=1&scale=" + scale + "&"+ new Date().getTime()); console.log(scale); setTimeout('refreshImage()', 2000); } setTimeout('refreshImage()', 2000); </script>