function errHandle(title, err) {
    $('#show').html("<div class='errLayer'>错误源：" + title + "<br />错误信息：" + err.responseText + "</div>");
}

function getData(method, layer) {
    $.ajax({
        type: "get",
        url: method,
        async: true,
        dataType: "html",
        success: function (msg) {
            if (typeof (layer) == "function") {
                layer(msg);
            }
            else {
                $('#' + layer).html(msg);
            }
        },
        error: function (err) {
            errHandle("获取请求域" + method, err);
        }
    });
}

function postData(method, msg, layer) {
    $.ajax({
        type: "POST",   //访问WebService使用Post方式请求
        contentType: "application/json; charset=utf-8", //WebService 会返回Json类型
        url: method, //调用WebService的地址和方法名称组合 ---- WsURL/方法名
        cache: false, //缓存关闭
        data: msg, //这里是要传递的参数，格式为 data: "{paraName:paraValue}",下面将会看到
        dataType: 'json',
        async: true,
        success: function (result) {     //回调函数，result，返回值
            if (typeof (layer) == "function") {
                layer(result);
            }
            else {
                if (result != null) {
                    var dd = result.Detail;
                    var b = $(document.getElementById(layer));
                    b.text(dd);
                }
                else {
                    errHandle("提取请求域", "返回数据为空");
                }
            }
        },
        error: function (err) {
            errHandle("提取请求域" + method, err);
        }
    });
}