JS时间特效

<script type="text/javascript">
function disptime(){
    var today =new Date();
    var hh=today.getHours();
    var mm=today.getMinutes();
    var ss=today.getSeconds();


document.getElementById("myclock").innerHTML="现在是："+" +hh +" :" "+mm+": "+ss";
             
}
disptime();
</script>