function fenetre(URL,NOM,LARG,HAUT)
	{
	popup = window.open(URL,NOM,'toolbar=0,location=0,status=0,menubar=0,width=' + LARG + ',height=' + HAUT + 'scrollbars=0')
	}
	
function scroll(URL,NOM,LARG,HAUT)
	{
	if (window.fenetre_scroll){fenetre_scroll.close();};
	fenetre_scroll = window.open(URL,NOM,'scrollbars=1,toolbar=0,location=0,status=0,menubar=0,width=' + LARG + ',height=' + HAUT + 'scrollbars=1');
	}