function cal(lyr)
{
	var obj;
for (i = 1; i < 7; i++)
{
	obj=document.getElementById("cal"+[i]);
	obj.style.display="none";
	document.getElementById("cal"+[i]+"L").className="";
}
	obj=document.getElementById("cal"+lyr);
	obj.style.display="block";
	document.getElementById("cal"+lyr+"L").className="over";
}

function sched(lyr)
{
	var obj;
for (i = 1; i < 30; i++)
{
	obj=document.getElementById("sched"+[i]);
	obj.style.display="none";
	document.getElementById("sched"+[i]+"L").className="";
}
	obj=document.getElementById("sched"+lyr);
	obj.style.display="block";
	document.getElementById("sched"+lyr+"L").className="schedOver";
}

function list(lyr)
{
	var obj;
	obj=document.getElementById("list"+lyr);
	
	obj.style.display=(obj.style.display=="none") ? "block" : "none";
	
		if (!document.getElementById("list"+lyr+"L").className){
			document.getElementById("list"+lyr+"L").className="over";
		}else{
			document.getElementById("list"+lyr+"L").className="";
		}
}

function schedulePage(lyr)
{
var obj;

	for (i = 1; i < 6; i++)
{
	obj=document.getElementById("list"+[i]);
	obj.style.display="none";
	document.getElementById("list"+[i]+"L").className="";
}
	for (i = 1; i < 30; i++)
{
	obj=document.getElementById("sched"+[i]);
	obj.style.display="none";
	document.getElementById("sched"+[i]+"L").className="";
}
}