weeks=new Array("日","月","火","水","木","金","土");
today=new Date();
y=today.getFullYear();
m=today.getMonth()+1;
d=today.getDate();
w=weeks[today.getDay()];
document.write("今日は、<span>",y,"<\/span>年");
document.write("<span>",m,"<\/span>月");
document.write("<span>",d,"<\/span>日");
document.write("<span>",w,"<\/span>曜日です。");