<script type="text/javascript"> Date.prototype.strftime = function(format){     var o = {       "M+" :  this.getMonth()+1,  //month       "d+" :  this.getDate(),     //day       "h+" :  this.getHours(),    //hour       "m+" :  this.getMinutes(),  //minute       "s+" :  this.getSeconds(), //second       "q+" :  Math.floor((this.getMonth()+3)/3),  //quarter       "S"  :  this.getMilliseconds() //millisecond     }     if(/(y+)/.test(format)) {         format = format.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));     }    for(var k in o) {     if(new RegExp("("+ k +")").test(format)) {       format = format.replace(RegExp.$1, RegExp.$1.length==1 ? o[k] : ("00"+ o[k]).substr((""+ o[k]).length));     }    }     return format; } function UTCToLocalTimeString(d, format) {         var   timeOffsetInHours = (new Date().getTimezoneOffset()/60)  + -10;        d.setHours(d.getHours() + timeOffsetInHours);     return d.strftime(format); } </script> <script >     setInterval(function(){var time = UTCToLocalTimeString(new Date(),'yyyy/MM/dd hh:mm:ss');document.getElementById("bjTime").innerHTML = time;},1000); </script> <span  id="bjTime"></span>