dayObj = new Date();
monthStr = dayObj.getMonth() + 1;
if (dayObj.getYear()<99)  year2000=2000+dayObj.getYear();
   else
      year2000=dayObj.getYear()+0000;
document.write(year2000+"年"+monthStr+"月"+dayObj.getDate()+"日 ");
if (dayObj.getDay()==1)  document.write("星期一");
if (dayObj.getDay()==2)  document.write("星期二");
if (dayObj.getDay()==3)  document.write("星期三");
if (dayObj.getDay()==4)  document.write("星期四");
if (dayObj.getDay()==5)  document.write("星期五");
if (dayObj.getDay()==6)  document.write("星期六");
if (dayObj.getDay()==0)  document.write("星期日");