// 休日設定（年/月/日の形式で二桁の場合に頭に0はつけない事！）
var holiday = ["2011/1/1","2011/1/10", "2011/2/11","2011/3/21","2011/4/29","2011/5/3","2011/5/4","2011/5/5","2011/7/18","2011/9/19","2011/9/23","2011/10/10","2011/11/3","2011/11/23","2011/12/23","2011/12/31","2012/1/1","2012/1/2","2012/1/9","2012/3/20","2012/4/30","2012/5/3","2012/5/4","2012/7/16","2012/9/17","2012/10/8","2012/11/23","2012/12/24"];

// チェック関数
function isHoliday(dt) {
	if (dt.getDay() % 6 == 0) return true;	// 土日
	
	var d = dt.getFullYear() + "/" + (dt.getMonth()+1) + "/" + dt.getDate();
	for (var i = 0;i < holiday.length; i++) if (holiday[i] == d) return true;
	return false;
}