[De-Luxis]

<div class="c_nish" id="c_nish"></div>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script type="text/javascript">
    $.get('text.txt', function(data){
        var arData = data.split(/\n/g);
        function setRandStr(){
            var rand = Math.floor(Math.random() * arData.length);
            $('#c_nish').text(arData[rand]);
        }
        setInterval(setRandStr,3000);
    });
</script>