var currentZProd;

function showPhoto(obj){
	if(currentZProd) document.getElementById(currentZProd).style.display="none";
	other = document.getElementById('zoomPics').getElementsByTagName('div');
	for(var i=0; i<other.length; i++) other[i].style.display="none";
	document.getElementById('generalDesc').style.display="none";
	document.getElementById(("Z_"+obj)).style.display="block";
	document.getElementById(("SD_"+obj)).style.display="block";
	currentZProd = "SD_"+obj;
	}

function showSubPhoto(obj){
	document.getElementById(currentZProd).style.display="none";
	document.getElementById(("SD_"+obj)).style.display="block";
	currentZProd = "SD_"+obj;
	}
	
function closeZoom(){
	document.getElementById(currentZProd).style.display="none";
	other = document.getElementById('zoomPics').getElementsByTagName('div');
	for(var i=0; i<other.length; i++) other[i].style.display="none";
	document.getElementById('generalDesc').style.display="block";
	}