$(document).ready(function() {
	var d = new Date(); 
	var timezone=document.getElementById('countrytime').innerHTML;
	time = d.getTime() + (d.getTimezoneOffset() * 60000); 
	var time = 1634534613000+2000;
	var bjtime = time;
	var gmttime = time-8*3600000;
	var localtime =gmttime+timezone*3600000;
	var week = [
		'星期日',
		'星期一',
		'星期二',
		'星期三',
		'星期四',
		'星期五',
		'星期六',
	];
	setInterval(function(){
		var bjTime = new Date(bjtime);
		var gmTime = new Date(gmttime);
		var lTime = new Date(localtime);
		$('#gmttime').text('当前世界时间(GMT):'+gmTime.getFullYear()+'-'+(gmTime.getMonth()+1)+'-'+gmTime.getDate()+' '+IfZero(gmTime.getHours())+':'+IfZero(gmTime.getMinutes())+':'+IfZero(gmTime.getSeconds()));
		$('#bjtime').text('当前北京时间:'+bjTime.getFullYear()+'-'+(bjTime.getMonth()+1)+'-'+bjTime.getDate()+' '+IfZero(check24(bjTime.getHours()))+':'+IfZero(bjTime.getMinutes())+':'+IfZero(bjTime.getSeconds()));
		$('#localtime').text(IfZero(check24(lTime.getHours()))+':'+IfZero(lTime.getMinutes())+':'+IfZero(lTime.getSeconds()));
		$('#localdate').text(IfZero(lTime.getFullYear())+'年'+IfZero(lTime.getMonth()+1)+'月'+IfZero(lTime.getDate())+'日 '+week[lTime.getDay()]);
		gmttime= parseInt(gmttime) + 1000;
		bjtime= parseInt(bjtime) + 1000;
		localtime = parseInt(localtime)+1000;
	},1000);
	function IfZero(num) {
		return ((num <= 9) ? ("0" + num) : num);
	}
	function check24(hour) {
		return (hour >= 24) ? hour - 24 : hour;
	}
});