function hideAllCourse()
{
	var tempDivDiv = document.getElementById('sched_fall');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('sched_winter');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('sched_spring');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('sched_summer');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('sched_year');
	tempDivDiv.style.visibility = "hidden";
	
}

function hideAll()
{
	var tempDivDiv = document.getElementById('mainAlum');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('mainGallery');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('mainCourse');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('mainAbout');
	tempDivDiv.style.visibility = "hidden";
	tempDivDiv = document.getElementById('mainOut');
	tempDivDiv.style.visibility = "hidden"; 
	tempDivDiv = document.getElementById('mainRegister');
	tempDivDiv.style.visibility = "hidden";
}

function botMenuHide()
{
	var tempDivDiv = document.getElementById('courseBar');
	tempDivDiv.style.visibility = "hidden";
}

function divSwapMenu(addDiv)
{
	var tempDivDiv = document.getElementById(addDiv);
	botMenuHide();
	tempDivDiv.style.visibility = "visible";
}

// swaps vis for the course schedules
function divSwapCourse(addDiv)
{
	//alert("HI");
	var tempDivDiv = document.getElementById(addDiv);
	hideAll();
	hideAllCourse();
	tempDivDiv.style.visibility = "visible";
}

// swaps vis for the menubars
function divSwapRB(addDiv)
{
	//alert("HI");
	var tempDivDiv = document.getElementById(addDiv);
	hideAll();
	hideAllCourse();
	botMenuHide();
	tempDivDiv.style.visibility = "visible";
	
	if (addDiv == "mainCourse")
	{
		tempDivDiv = document.getElementById('courseBar');
		tempDivDiv.style.visibility = "visible";
		tempDivDiv = document.getElementById('sched_winter');
		tempDivDiv.style.visibility = "visible";
	}
	
}