//北京时间是格林尼治标准时加八小时
var secondServer = 1747199869; 
var secondClient = parseInt(new Date().getTime()/1000); 
var secondSub = secondServer - secondClient; //两端时间秒差 

var mei = new Date(); 
meizzTime(secondSub);
window.setTimeout("location.reload();",30*60000);//每30分钟重新获取服务器时间

function meizzTime(n){try{ 
mei.setTime(mei.getTime() + n*1000); //得到一个新的时间 
var n = mei.getFullYear(); 
var y = mei.getMonth()+1; if(y<10) y="0"+y;
var r = mei.getDate();  if(r<10) r="0"+r;
var h = (mei.getHours() > 9) ? mei.getHours() : "0" + mei.getHours(); 
var m = (mei.getMinutes() > 9) ? mei.getMinutes() : "0" + mei.getMinutes(); 
var s = (mei.getSeconds() > 9) ? mei.getSeconds() : "0" + mei.getSeconds(); 
var sj= n+"-"+y+"-"+r+" (星期"+"日一二三四五六".charAt(mei.getDay()) +") "+ h +":"+ m +":"+ s ; 
document.getElementById("divSJ").innerHTML ="【" + sj +"】"; 
setTimeout("meizzTime(1)", 1000); 
}catch(err){}
}