function popup(urlpopup,width,height){var largeur=width;var hauteur=height;if(width==''){largeur=800}if(height==''){hauteur=600}var nouvelle_fenetre=window.open(urlpopup,"_blank","toolbar=no,location=no,directories=no,menubar=no,resizable=no,scrollbars=no,status=no,width="+largeur+",height="+hauteur);if(parseInt(navigator.appVersion)>2){nouvelle_fenetre.focus()}}