var today = new Date();
var day=today.getDay();
var month=today.getMonth();
var date=today.getDate();
var holiday="";
var week="";
if(day==0) week = "星期日"
if(day==1) week = "星期一"
if(day==2) week = "星期二"
if(day==3) week = "星期三"
if(day==4) week = "星期四"
if(day==5) week = "星期五"
if(day==6) week = "星期六"

if ((month == 0) && (date == 1)) holiday="元旦";
if ((month == 2) && (date == 8)) holiday="妇女节";
if ((month == 4) && (date == 1)) holiday="劳动节";
if ((month == 4) && (date == 4)) holiday="青年节" 
if ((month == 5) && (date == 1)) holiday="儿童节";
if ((month == 6) && (date == 1)) holiday="党生日";
if ((month == 7) && (date == 1)) holiday="建军节";
if ((month == 8) && (date == 10)) holiday="教师节";
if ((month == 9) && (date == 1)) holiday="国庆节";
if ((month == 11) && (date == 25)) holiday="圣诞节"; 
date = (month + 1 ) + "月" + date + "日<br>"  + week +"<font color=red> " + holiday +"</font>";
document.write(date);