var winzoom;

function zoomCard(url) {
	if(winzoom) {
		if(winzoom.closed) winzoom = window.open(url, 'winzoom', 'toolbar=0, location=0, directories=0, status=0, scrollbars=1, resizable=0, copyhistory=0, menuBar=0, width=' + screen.availWidth + ', height=' + screen.availHeight + ', top=0, left=0');
		else {
			winzoom.location = url;
			winzoom.focus();
		}
	}
	else winzoom = window.open(url, 'winzoom', 'toolbar=0, location=0, directories=0, status=0, scrollbars=1, resizable=0, copyhistory=0, menuBar=0, width=' + screen.availWidth + ', height=' + screen.availHeight + ', top=0, left=0');
}