function refreshSuche ( cb )
{
    var wbrubrik_id = "";

	if ( cb.name == "wbrubrik_id" )
	    wbrubrik_id = document.suche.wbrubrik_id.options[document.suche.wbrubrik_id.selectedIndex].value;
	else
            wbrubrik_id = "alle";

	window.location.href ="brspiegel.php?&wbbr_id=" + document.suche.wbbr_id.options[document.suche.wbbr_id.selectedIndex].value + "&wbrubrik_id=" + wbrubrik_id + "&letter=";
}