var today = new Date;
var month = today.getMonth()+1;
month = month < 10? "0" + month: month;
var day = today.getDate();
var hours = today.getHours();
hours = hours < 10? "0" + hours: hours;
var minutes = today.getMinutes();
minutes = minutes < 10? "0" + minutes: minutes;
day = day < 10? "0" + day: day;
document.write(today.getFullYear() + '年' + month + '月' + day+'日');