$(document).ready(function(){
setInterval(showTime, 1000);
function timer(obj,txt){
obj.text(txt);
}
function showTime(){
var today = new Date();
var weekday=new Array(7)
weekday[0]="星期日"
weekday[1]="星期一"
weekday[2]="星期二"
weekday[3]="星期三"
weekday[4]="星期四"
weekday[5]="星期五"
weekday[6]="星期六"
var y=today.getFullYear()+"年";
var month=today.getMonth()+1+"月";
var td=today.getDate()+"日";
var d=weekday[today.getDay()];
var h=today.getHours();
var m=today.getMinutes();
var s=today.getSeconds();
timer($("#Y"),y);
timer($("#MH"),month);
timer($("#TD"),td);
timer($("#D"),d);
}
})