protected void SubmitButton_Click(object sender, EventArgs e) { if (Page.IsValid) { //检测验证码 WebUtility.CheckCode(Code.Value, null); //登录 bool result = bll_admin.Login(Username.Value, Pwd.Value, AutoLogin.Checked); if (result) { Response.Redirect("main.aspx"); } else { WebUtility.ShowAlertMessage("登录失败,用户或密码错误!", null); } } }