function defaultStatus(){
	var lec = document.all.lecture;
	for (var i=0;i<lec.length;i++){
		document.all.lecture[i].style.border = "1 solid #EFEFEF";
		document.all.lecture[i].style.backgroundColor = "";
	}
}

function mouseOnTD(obj)
{
	obj.style.border = "1 solid gray";
	obj.style.backgroundColor = "white";
	obj.style.cursor = "hand";
}

function ClickOnTD(obj, page){
	obj.style.border = "1 solid gray";
	obj.style.backgroundColor = "white";
	obj.style.cursor = "hand";
	location.href= page;
}