function gosearch() {
    var cate = $('#search_cate').val();
    var keyw = encodeURIComponent($('#keyw').val());
    if (cate != "") { location.href = '/Search/AdvancedSearch.aspx?item=' + cate + '&keywords=' + keyw; }
    else { location.href = '/Search/FullTextSearch.aspx?keyword=' + keyw; }
}