tp js结合时间戳

 $(document).ready(function(){
            $.extend({
              show:function(){
             
              }
            });
            setInterval("show()",1000);
            });
        function show(){
           var myDate = new Date();
        var month = myDate.getMonth()+1;
        var day = myDate.getDate();
        var Hours = myDate.getHours();
        var Minutes = myDate.getMinutes();
        var Seconds = myDate.getSeconds();

        if(month<10){
            month = '0'+month
        }
        if(day<10){
            day = '0'+day
        }
        if(Hours<10){
            Hours = '0'+Hours
        }
         if(Minutes<10){
            Minutes = '0'+Minutes
        }
         if(Seconds<10){
            Seconds = '0'+Seconds
        }
        var time = myDate.getFullYear()+'-'+month+'-'+day+' '+Hours+':'+Minutes+':'+Seconds
        $('#time').html(time);

        }
 $(document).ready(function(){