function doSearch(key_code) {
    if(key_code != 13) return;
    if($F('search_keyword') == "" || $F('search_keyword') == "請輸入搜尋關鍵字"){
        alert('請輸入關鍵字');
        $('search_keyword').focus();
        return false;
    }
    var search_type = "";
    $A($$("input.search_type")).each(function(s){if(s.checked == true){search_type = s.value}});
    if(search_type == "") {
        $A($$("input.search_type"))[0].checked = true;
        search_type = $A($$("input.search_type"))[0].value;
    }
    if(search_type == "subject") {
        location.href="/search/discuss-"+encodeURI($F('search_keyword'));
    } else {
        location.href = "/search/keyword-"+encodeURI($('search_keyword').value);
    }
}

function topSearch(key_code) {
    if(key_code != 13) return;
    if($('search_keyword').value == "" || $('search_keyword').value == "請輸入關鍵字") {
        alert('請輸入關鍵字');
        $('search_keyword').focus();
        return;
    }
    if($('site_kind').value == "subject") {
        location.href = "/search/discuss-"+encodeURI($('search_keyword').value);
    } else {
        location.href = "/search/keyword-"+encodeURI($('search_keyword').value);
    }
}
/*中文*/