function popup(url,taille){
	option='scrollbars=yes,width='+taille+',height=400';
	fen=window.open(url,'pop',option);
	fen.focus();
}

function popup2(url,taille){
	option='scrollbars=no,width='+taille+',height=490';
	fen=window.open(url,'pop',option);
	fen.focus();
}