// JScript 파일
var	subjectOn = 0;

function togglesubject(currsubject) {
	if (document.all)
		{
			thissubject = eval("document.all." + currsubject + ".style");
			if (thissubject.display == "block")
			{
				thissubject.display = "none";
			}
			else
			{
				thissubject.display = "block";
				if (subjectOn != 0 && subjectOn != currsubject)
				{
					thatsubject = eval("document.all." + subjectOn + ".style");
					thatsubject.display = "none";
				}
				subjectOn = currsubject;
			}
			return false;
		}
	else
	{
		return true;
	}
}