// code for preview picture
var openedfi = 0;
function showFullImage (id)
{
	if (openedfi)
	{
		document.getElementById('fullimage-'+openedfi).style.visibility = "hidden";
	}
	document.getElementById('fullimage-'+id).style.visibility = "visible";
	openedfi = id;
}

function hideFullImage (id)
{
	document.getElementById('fullimage-'+id).style.visibility = "hidden";
	openedfi = 0;
}