日付をフォーマット
function dateText(year,month,day){
if(year != ''){
year = year + '年';
}
if(month != ''){
month = month + '月';
}
if(day != ''){
day = day + '日';
}
return year + month + day;
}
var date = new Date();
var year = date.getFullYear();
var month = date.getMonth() + 1;
var day = date.getDay();
document.write(dateText(year,month,day));