function openTransac(ecurie)
{		
	if (ecurie == 'nopref')
		link = 'transac/step1.php';
	else		
		link = 'transac/step1.php?e='+ecurie;
	window.open(link, "", "width=760,height=470,scrollbars=yes,resizable=no,directories=no,location=no,left=" +	((screen.width - 910)/2) + ",top=" + ((screen.height - 640)/2) );
}

function openPrivate()
{		
	link = 'private/';
	window.open(link, "", "width=500,height=300,scrollbars=no,resizable=no,directories=no,location=no,left=" +	((screen.width - 680)/2) + ",top=" + ((screen.height - 300)/2) );
}