currentRow = new Object();
ballOfCurrentRow = new Image();

closedArrow = new Image;
openArrow = new Image;
selectedClosedArrow = new Image;
selectedOpenArrow = new Image;

mouseOverBall = new Image;
mouseOutBall = new Image;
selectedBall = new Image;

emphasisColor = "blue";
normalColor="black";
selectedColor="red";


selectedBall.src="images/redBall.jpg";
mouseOutBall.src ="images/blackBall.jpg";
mouseOverBall.src ="images/blueBall.jpg";

closedArrow.src = "images/black_arrow_right.png";
openArrow.src = "images/black_arrow_down.png";
selectedClosedArrow.src = "images/blue_arrow_right.png";
selectedOpenArrow.src = "images/blue_arrow_down.png";



function navigateTo(page)
{
location=page;
}

function selectRow( row)
{
document.getElementById(row).style.color=selectedColor;
document.getElementById(row).style.textDecoration="underline";
}

function emphasizeRow( row)
{
document.getElementById(row).style.color=emphasisColor;
document.getElementById(row).style.textDecoration="underline";
}

function unemphasizeRow( row)
{
document.getElementById(row).style.color=normalColor;
document.getElementById(row).style.textDecoration="none";
}

function emphasizeSelection(image, row)
{
if (row != currentRow)
document.getElementById(image).src=mouseOverBall.src;

document.getElementById(row).style.color=emphasisColor;
document.getElementById(row).style.textDecoration="underline";
}

function unemphasizeSelection(image, row)
{
if (row==currentRow)
document.getElementById(image).src=mouseOutBall.src;
else
document.getElementById(image).src=mouseOutBall.src;

document.getElementById(row).style.color=normalColor;
document.getElementById(row).style.textDecoration="none";
}

function emphasizeTopSelector(image)
{
if (document.getElementById(image).src==openArrow.src)
document.getElementById(image).src=selectedOpenArrow.src;
else
if (document.getElementById(image).src==closedArrow.src)
document.getElementById(image).src=selectedClosedArrow.src;

}

function unemphasizeTopSelector(image)
{
if (document.getElementById(image).src==selectedClosedArrow.src)
document.getElementById(image).src=closedArrow.src;
else
if (document.getElementById(image).src==selectedOpenArrow.src)
document.getElementById(image).src=openArrow.src;


}

function toggleArrow(image)
{
if (document.getElementById(image).src==selectedClosedArrow.src)
document.getElementById(image).src=selectedOpenArrow.src;
else
document.getElementById(image).src=selectedClosedArrow.src;
}


function toggleArrow(image)
{
if (document.getElementById(image).src==closedArrow.src)
document.getElementById(image).src=openArrow.src;
else
document.getElementById(image).src=closedArrow.src;
}

function toggleDiv(object)
{
if (document.getElementById(object).style.display=="none")
document.getElementById(object).style.display="block";
else
document.getElementById(object).style.display="none";
}

function toggleSpacerTable()
{
if (document.getElementById('heading_1_arrow').src==openArrow.src)
{document.getElementById('harp_flute_cello_spacer_table').style.display="none";
document.getElementById('harp_flute_bass_spacer_table').style.display="none";
}
else
{
	if (document.getElementById('heading_1_subcategory_1_arrow').src==openArrow.src)
	document.getElementById('harp_flute_cello_spacer_table').style.display="block";

if (document.getElementById('heading_1_subcategory_6_arrow').src==openArrow.src)
	document.getElementById('harp_flute_bass_spacer_table').style.display="block";
}

}

function showDiv(object,one,two)
{
document.getElementById(object).style.display="block";
document.getElementById(object).style.padding="5px";
document.getElementById(object).style.left="20px";
document.getElementById(object).style.left="720px";
document.getElementById(object).style.color="red";
}



function hideDiv(object)
{
document.getElementById(object).style.display="none";
}

function showTableBorder(object)
{

}

function openNewWindow(contentURL)
{
  newWindow = open(contentURL,"newWindow","width=700, height=650 ,scrollbars=yes, resizable=yes");
  newWindow.moveTo(400, 50);
  newWindow.focus();
}