function Util() {}
Util.formParams = function(_formId) {
    var nodes = $("#" + _formId).find("input[type='text'],input[type='password'],input[type='hidden'],input[type='radio']:checked," +
        "input[type='checkbox']:checked,textarea,select");
    var params = {};
    for (var i = 0; i < nodes.length; i++) {
        var e = $(nodes[i]);
        var name = e.attr("name");
        if (params[name] == undefined) {
            params[name] = e.attr("value");
        } else {
            params[name] += "|" + e.attr("value");
        }
    }
    return params;
};
Util.adminErrorTip = function(_case, _code) {
    if(_code == -1) { //超时
        alert("连接超时， 请重新登录");
        location.href = "/admin/";
        return;
    }
    var tip = _case[_code];
    alert(tip);
};
Util.errorTip = function(_case, _code) {
    var tip = _case[_code];
    alert(tip);
};
Util.reloadCurrentPage = function() {
    var hash = location.hash;
    var forceIndex = hash.indexOf("&force");
    if(forceIndex == -1) {
        location.hash = hash + "&force=" + new Date().getTime();
    } else {
        location.hash = hash.substring(0, forceIndex) + "&force=" + new Date().getTime();
    }
};