/*
 * newdate.js via jQuery
 *
 * $Copyright tacn $
 * $Date: 2008-10-31 $
 * $Rev: 1 $
 *
 * yyyymmddの文字列と今日の日付を比較する
 *
 */
$(document).ready(function() {
	$('ul.itemList li').each(function(i) {
		var iC = $(this).attr('class').substr(1,8);
		if (compareTodayFromStr(iC) <= 7) {
			$(this).find('a span.icon').append('<img src="http://www.stylife.co.jp/img/new.gif" width="36" height="13" alt="NEW" />');
		}
	});
});

function compareTodayFromStr(dtStr) {

	// Today
	var dt = new Date();
	var y1 = dt.getFullYear();
	var m1 = dt.getMonth() + 1;
	var d1 = dt.getDate();

	// Day from valid_from
	var y2 = dtStr.substring(0,4);
	var m2 = dtStr.substring(4,6);
	var d2 = dtStr.substring(6,8);

	// Compare
	var dt1 = new Date(y1, m1 - 1, d1);
	var dt2 = new Date(y2, m2 - 1, d2);
	var diff = dt1 - dt2;
	var diffDay = diff / 86400000;
	return diffDay;
}