function topnav_search(e) {
    var kw;
    if (e) {
        if (e.which == 13) kw = $('#kw').val();
    } else {
        kw = $('#kw').val();
    }
    if (kw) document.location = 'http://www.ralphlauren.com/search/controller.jsp?ab=global_search&kw=' + kw;
}