var list_refs_session = 'empty';
var uuid = '';
var C = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890';

function add2cart (ref)

{
        while (uuid.length < 10) {
                var ind = Math.floor(Math.random() * C.length);
                uuid = uuid + C.charAt(ind);
        }
        p = window.open('https://www.intellagence.eu/bin/cart?dir=acoustics2008&uuid=' + uuid + '&ref=' + ref,
			'popup',
			'height=500,width=600,toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=1');
	p.focus();
}

function session2cart ()

{
	if (list_refs_session.length > 0)
		add2cart(list_refs_session);
}