function season(){
	var today, m, d;
	today=new Date();
	m = today.getMonth() +1;
	d = today.getDate();
	x = "http://www.h-l-s.co.jp/chimg/";
	
	if ((m == 1) && (d < 6)){
		document.images["seasoning"].src = x + "jan1.gif";
		}
	else if ((m == 1) && (d >= 6) && (d < 25)){
		document.images["seasoning"].src = x + "jan2.gif";
		}
	else if ((m == 1) && (d >= 25)){
		document.images["seasoning"].src = x + "feb1.gif";
		}
	else if ((m == 2) && (d < 5)){
		document.images["seasoning"].src = x + "feb1.gif";
		}
	else if ((m == 2) && (d >= 5) && (d < 15)){
		document.images["seasoning"].src = x + "valentain.gif";
		}
	else if ((m == 2) && (d >= 15) && (d < 22)){
		document.images["seasoning"].src = x + "feb2.gif";
		}
	else if ((m == 2) && (d >= 22) ){
		document.images["seasoning"].src = x + "mar1.gif";
		}
	else if ((m == 3) && (d < 4)){
		document.images["seasoning"].src = x + "mar1.gif";
		}
	else if ((m == 3) && (d >= 4) && (d < 15)){
		document.images["seasoning"].src = x + "whiteday.gif";
		}
	else if ((m == 3) && (d >= 15) && (d < 20)){
		document.images["seasoning"].src = x + "mar2.gif";
		}
	else if (((m == 3) && (d >= 20))||((m == 4) && (d < 11))) {
		document.images["seasoning"].src = x + "apr.gif";
		}
	else if ((m == 4) && (d >=11) && (d < 20)) {
		document.images["seasoning"].src = x + "mar2.gif";
		}
	else if (((m == 4) && (d >=20))||((m == 5) && (d < 6))) {
		document.images["seasoning"].src = x + "may1.gif";
		}
	else if ((m == 5) && (d >= 6)){
		document.images["seasoning"].src = x + "may2.gif";
		}
	else if (m == 6) {
		document.images["seasoning"].src = x + "jun.gif";
		}
	else if (m == 7) {
		document.images["seasoning"].src = x + "jul.gif";
		}
	else if (m == 8) {
		document.images["seasoning"].src = x + "aug.gif";
		}
	else if ((m == 9) && ((d < 11) || (d >20))){
		document.images["seasoning"].src = x + "sep.gif";
		}
	else if ((m == 9) && (d >=11) && (d <= 20)){
		document.images["seasoning"].src = x + "keirou.gif";
		}
	else if ((m == 10) && (d < 11)){
		document.images["seasoning"].src = x + "oct.gif";
		}
	else if ((m == 10) && (d >= 11)){
		document.images["seasoning"].src = x + "halloween.gif";
		}
	else if ((m == 11) && (d < 5)){
		document.images["seasoning"].src = x + "nov2.gif";
		}
	else if ((m == 11) && (d >=5) && (d < 16)){
		document.images["seasoning"].src = x + "nov1.gif";
		}
	else if ((m == 11) && (d >=16)){
		document.images["seasoning"].src = x + "dec1.gif";
		}
	else if ((m == 12) && (d < 26)){
		document.images["seasoning"].src = x + "dec1.gif";
		}
	else if ((m == 12) && (d >=26)){
		document.images["seasoning"].src = x + "dec2.gif";
		}
	}