var blogID;

function getCalendar(blogURL, id, path) {
	blogID = id;
	var cookie = readCookie("AjaxCal" + id);
	cookie = null;
	if(cookie != null) {
		if(blogURL.lastIndexOf("/") != blogURL.length - 1) {
			path = blogURL + "/calendar/" + cookie + "/";
		} else {
			path = blogURL + "calendar/" + cookie + "/";
		}
	}
	changeMonth(path);
}

function changeMonth(url) {
	$.ajaxSetup({
		cache: false
	});
	$("#calendar").load(url, function(text, status) {
		if (status == 'success') {
			endProcess();
		} else {
			errorProcess();
		}
	});
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for (var i = 0, len = ca.length; i < len; i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function endProcess() {
	var value = document.getElementById('calendar').getElementsByTagName('table')[0].getAttribute('summary');
	setWeekendAndHoliday(value.split("/")[0], value.split("/")[1]);
	document.cookie = "AjaxCal" + blogID + "=" + value + "; path=/";
}

function errorProcess() {
	$("#calendar").html() = 'File Not Found';
}

function setWeekendAndHoliday(y,m) {
	setCurrentDate();
	var elements = document.getElementById('calendar').getElementsByTagName("table");
	for (var j = 0, len = elements.length; j < len; j++) {
		var element = elements[j].getAttribute("summary");
		if(element == null){
			return;
		}
		var year = element.split("/")[0];
		var month = element.split("/")[1];
		if(!(year == y && month == m)){
			return;
		}
		var spans = elements[j].getElementsByTagName("span");
		var day;
		for (i = 0; i < spans.length; i++) {
			if (spans[i].parentNode.nodeName == "TD") {
				if(spans[i].innerHTML.indexOf("href") != -1){
					day = spans[i].getElementsByTagName("a")[0].innerHTML;
// add on
if (spans[i].getElementsByTagName("a")[0].className != "btn") {
	spans[i].parentNode.setAttribute('class', 'entries');
	spans[i].parentNode.setAttribute('className', 'entries');
}
				} else {
					day = spans[i].innerHTML;
				}
				if (isHoliday(year, month, day)) {
					spans[i].setAttribute('class', 'holiday');
					spans[i].setAttribute('className', 'holiday');
				} else if(isSaturday(year, month, day)) {
					spans[i].setAttribute('class', 'saturday');
				   spans[i].setAttribute('className', 'saturday');
				}
				if (isToday(year, month, day)) {
					spans[i].parentNode.setAttribute('class', 'today');
					spans[i].parentNode.setAttribute('className', 'today');
				}
			}
		}
	}
}