afterClose: function () {
        window.location.href = 'Default.aspx';
}

afterClose: function () {
       parent.location.reload(true);
}

afterClose: function () {
        __doPostBack('BodyContent', '');
}

afterClose: function () {
       window.opener.location.reload(); return;
}

$('#fancy_link').fancybox({
    'title': 'Test',
    'parent': 'form:first',
    'type': 'iframe',
    'width': '100%',
    'height': '100%',
    'hideOnOverlayClick': false,
    'hideOnContentClick': false,
    'overlayOpacity': 0.7,
    'enableEscapeButton': false,
    'afterClose': function () {
<<< problem getting postback on parent page - what goes here??? >>>
    }
});