function montre_photo_galerie(img) {
	document.getElementById('photo_zoom').src='/images/actualite/zoom/'+img;
	new Effect.Appear('conteneur_photo' , {duration:0.5});
	setTimeout("new Effect.Appear('photo_zoom2' , {duration:1.5});",500);
}

function cache_photo_galerie() { 
	new Effect.Fade('photo_zoom2' , {duration:0.5});
	setTimeout("new Effect.Fade('conteneur_photo' , {duration:1});document.getElementById('photo_zoom').src='';",500);
}