dayObj= new Date();
  monthStr=dayObj.getMonth()+1;
  year2000=dayObj.getFullYear();
    if(year2000<1900) year2000+=1900;
    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");