sample.html


<!DOCTYPE html>
<html lang="en">

<head>

<script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
    <script type="text/javascript">
        setInterval(function() {
            $.getJSON('/_load_node', {
            }, function(data) {
              if(data.test_result == 1) {
                $("div.value").html(data.test_result);
                var newHTML = [];
                for (var i = 0; i < data.next_steps.length; i++) {
newHTML.push('<p><button type="submit" name="action" value="' + data.next_steps[i][0] + '" />' + data.next_steps[i][1] + '</button>');
               }
                $("div.button").html(newHTML.join(""));
              }
            return false;
          });
        }, 1000);
    </script>

</head>
<body>
<div class="value"></div>
<div class="button"></div>
</body>
</html>
	