function showNode(ourobj)
{
	if(document.getElementById("navInstructions"))
	{
			document.getElementById("navInstructions").style.display = "none";
	}
	for( var x = 0; x < ourobj.attributes.length; x++ ) {
		if( ourobj.attributes[x].nodeName.toLowerCase() == 'alt' ) 
		{
			document.getElementById("linkDescription").innerHTML = ourobj.attributes[x].nodeValue;
		}
	}
}
function hideNode(ourobj)
{
	if(document.getElementById("navInstructions"))
	{
			document.getElementById("navInstructions").style.display = "block";
	}
	document.getElementById("linkDescription").innerHTML = '&nbsp;';
}


		
function pop(number, dir)
{
	if(dir=='h')
	{
		window.open('images/photos/h'+ number +'_lrg.jpg','image','width=640,height=436,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,copyhistory=no,resizable=no');
	}
	else if(dir=='v')
	{
		window.open('images/photos/v'+ number +'_lrg.jpg','image','width=440,height=653,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,copyhistory=no,resizable=no');
	}
}