function kwShowHide(typeId) {
    var txtKw = document.getElementById("txtKw").value.replace(' ', '');
    if (typeId == 1 && txtKw == "整站搜索：请输入关键字..") {
        document.getElementById("txtKw").value = "";
    }
    else if (typeId == 0 && txtKw == "") {
        document.getElementById("txtKw").value = "整站搜索：请输入关键字..";
    }
}
function checkJump(evt) {
    if (evt) {
        if (evt.keyCode == "13") { jump(); }
    }
}
function jump() {
    var txtKw = document.getElementById("txtKw").value.replace(' ', '');
    if (txtKw && txtKw != "整站搜索：请输入关键字..") {
        location.href = 'default.aspx?kw=' + escape(txtKw);
    }
    else { document.getElementById("txtKw").focus(); }
}