function viewphoto(photo) {
	document.getElementById('site').style.visibility='hidden';
	document.getElementById('site').style.display='none';
	document.getElementById('viewphoto').style.visibility='visible';
	document.getElementById('viewphoto').style.display='block';
	document.getElementById('viewphoto').innerHTML='<h1>Cliquer sur l\'aper&ccedil;u pour le fermer</h1><br /><img src="'+photo+'" />';
}
function closephoto() {
	document.getElementById('viewphoto').style.visibility='hidden';
	document.getElementById('viewphoto').style.display='none';
	document.getElementById('site').style.visibility='visible';
	document.getElementById('site').style.display='block';
}