function ouvrir(nom_photo)
{
var w=screen.width/2-500/2;
var h=screen.height/2-500/2;
var win=window.open("zoom.php?ph="+nom_photo+"","","width=500,height=450,scrollbars=1,left="+w+",top="+h);
}

function ouvrir1(nom_photo)
{
var w=screen.width/2-500/2;
var h=screen.height/2-500/2;
var win=window.open("zoom1.php?ph="+nom_photo+"","","width=500,height=450,scrollbars=1,left="+w+",top="+h);
}
	
function nop()
{}