function webtech_cadre(documents) {
	var id_image;
	var id_src;
	var id_libelle;
	var id_liens;
	id_image = document.getElementById("photos");
	id_libelle = document.getElementById("libelle");
	id_liens = document.getElementById("liens");
	id_src = documents.src.replace("100", "300");
	id_src = id_src.replace("cadre_vignette.php", "cadre_photo.php");
	id_image.src = id_src;
	id_libelle.innerHTML = documents.alt;
	id_src = id_src.replace("cadre_photo.php", "");
	id_src = id_src.replace("?filename=", "");
	id_src = id_src.replace("&width=300", "");
	id_liens.href = "javascript:popup_photos('"+id_src+"');";
}

function popup_photos(url){
	var opts = 'scrollbars=yes,resizable=no,status=no,menubar=no,location=no';
	var w = 800;
	var h = 600;
	var t = (screen.height - h)/2;
	var l = (screen.width - w)/2;
	var pw = window.open(url,'','width='+w+',height='+h+',left='+l+','+opts);
}