// CLASS SCHEDULE

var currentDay;
var next;
var prev;

function getClassSchedule(whichDay){
	
	var request = "com/php/getClassSchedule.php?day=" + whichDay;
	
	switch(whichDay){
		case 0:
			document.getElementById("dayHeader").innerHTML = "class schedule | monday";
			break;
		case 1:
			document.getElementById("dayHeader").innerHTML = "class schedule | tuesday";
			break;
		case 2:
			document.getElementById("dayHeader").innerHTML = "class schedule | wednesday";
			break;
		case 3:
			document.getElementById("dayHeader").innerHTML = "class schedule | thursday";
			break;
		case 4:
			document.getElementById("dayHeader").innerHTML = "class schedule | friday";
			break;
		case 5:
			document.getElementById("dayHeader").innerHTML = "class schedule | saturday";
			break;
		case 6:
			document.getElementById("dayHeader").innerHTML = "class schedule | sunday";
			break;
	}

	if(window.XMLHttpRequest){
		XMLHttpRequestObject = new XMLHttpRequest();
		XMLHttpRequestObject.onreadystatechange = classSchedReqChange;
		XMLHttpRequestObject.open("GET", request, true);
		XMLHttpRequestObject.send(null);
	} else if (window.ActiveXObject){
		XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
		if(XMLHttpRequestObject){
			XMLHttpRequestObject.onreadystatechange = classSchedReqChange;
			XMLHttpRequestObject.open("GET", request, true);
			XMLHttpRequestObject.send();
		}
	}
	
	currentDay = whichDay;
	if(currentDay == 0){
		prev = 6;
	} else {
		prev = currentDay - 1;
	}
	
	if(currentDay == 6){
		next = 0;
	} else {
		next = currentDay + 1;
	}
	
}

function classSchedReqChange(){

	if(XMLHttpRequestObject.readyState == 4){
		//only if OK
		if(XMLHttpRequestObject.status == 200){
			document.getElementById("scheduleTarget").innerHTML = XMLHttpRequestObject.responseText;
		} else {
			//alert(XMLHttpRequestObject.statusText);
		}
	} else {
			document.getElementById("scheduleTarget").innerHTML = "Loading Schedule...";
	}

}