function enlarge() {
	alert(photo);
}
function next() {
	photo = photo == total ? 1 : photo + 1;
	$('#gallery .photo img').attr('src', photo_url + photo + '.jpg');
	$('#gallery .info').html(photo + ' of ' + total);
	
}
function prev() {
	photo = photo == 1 ? total : photo - 1;
	$('#gallery .photo img').attr('src', photo_url + photo + '.jpg');
	$('#gallery .info').html(photo + ' of ' + total)
}