ASP.NET での JQuery+AJAX 呼び出しバックグラウンド

function login() {      
      var name = document.getElementById("username").value; //获取用户名
      var password = document.getElementById("userpassword").value; //获取密码
      var params = '{name:"' + name + '",password:"' + password + '"}'; //将用户名和密码作为参数传过去
      $.ajax({
        url: "LoginMobile.aspx/test", //调用后台方法
        data: params,
        type: "post",
        dataType: 'text',
        contentType: "application/json; charset=utf-8", //设置类型，注意一定不能丢
        success: function (data) {          
          if (data == '{"d":true}') { //注意判断条件
            window.location = "../Order/OrderMobile.aspx";
          } else {            
            mui.toast("用户名或密码错误！");            
          }
        }
      });
  
    }

[WebMethod]
    public static bool test(string name,string password) {
      //实例化登录业务逻辑类
      CardBll cardBll = new CardBll();
      userBll user = new userBll();
      Page page = (Page)System.Web.HttpContext.Current.Handler;
      bool Flag = false;
  
      //一般用户
      if (name.Length > 5)
      {
        Flag = cardBll.isExist(name, password);
        if (Flag == true)
        {
          System.Web.HttpContext.Current.Session["Admin"] = name;
          //Session["Admin"] = name;
          //Session["Username"] = cardBll.username(TxtName .Text .Trim (),TxtPassword.Text .Trim ());
          System.Web.HttpContext.Current.Session["Username"] = cardBll.username(name);
          System.Web.HttpContext.Current.Session["cardLevel"] = cardBll.cardLevel(name);
          if (System.Web.HttpContext.Current.Session["cardLevel"].ToString() == "普通用户")
          {
           Flag = true;
          }
        }       
         
      }
      return Flag;
    }