function search_main() {
    if (bbs_search_form.search_order.value == "" || bbs_search_form.search_order.value == " 검색어를 입력해 주세요 ") {
        alert("검색할 내용을 입력해 주십시오.");
        bbs_search_form.search_order.focus();
        return false;
    } else {
        //document.charset = "UTF-8";
        bbs_search_form.submit();
    }
}

function search_all() {
    bbs_search_form.search_order.value = "";
    bbs_search_form.submit();
}

function key_down(event) {
    if (event.keyCode == 13) {
        search_main();
        event.returnValue = false;
        event.cancelBubble = true;

    }
}

function search_tag(val) {
    bbs_search_form.search_order.value = val;
    bbs_search_form.submit();
}