/// <summary>
    /// 导入用户
    /// </summary>
    protected void BeginImport_Click(object sender, EventArgs e)
    {
        string path = "";

        if (FileUpload1.PostedFile != null)
        {
            path = FileUpload1.PostedFile.FileName;
        }
        if (path == "")
        {
            lblImportResult.Text = "请选择导入文件!";
            return;
        }
        if (!path.Contains(':') || !path.Contains('\\'))
        {
            lblImportResult.Text = "请设置您当前浏览器:工具-internet选项-安全-自定\n义级别-将文件上传到服务器是包含本地路径!";
            return;
        }
        string hzm = path.Substring(path.LastIndexOf('.') + 1);

        if (hzm != "xls" && hzm != "xlsx")
        {
            lblImportResult.Text = "本系统只支持excel文件格式导入,可以参考下面摸板!";
            return;
        }
        TbUser    user = null;
        TbStudent stu  = null;
        DataSet   ds   = ExcelToDataSet(path);

        foreach (DataTable table in ds.Tables)
        {
            foreach (DataRow row in table.Rows)
            {
                user        = new TbUser();
                user.Xh     = row[3].ToString();
                user.YhName = row[4].ToString();
                user.YhPwd  = System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(row[5].ToString(), "MD5");
                user.Zt     = 3;
                int userIdentity = TbUserManager.AddUser(user);
                if (userIdentity > 0)
                {
                    stu        = new TbStudent();
                    stu.XsName = row[0].ToString();
                    stu.XsSex  = row[1].ToString();
                    stu.YhID   = userIdentity;
                    stu.BjName = row[2].ToString();
                    stu.Remark = "";
                    int stuIdentity = TbStudentManager.AddStudent(stu);
                }
            }
        }
        lblImportResult.Text = "导入成功!";
    }
    protected void ButtonOK_Click(object sender, EventArgs e)
    {
        TbUser    User    = new TbUser();
        TbStudent Student = new TbStudent();

        User.YhName    = this.TextYh.Text;
        User.Xh        = this.textStudentID.Text;
        User.Zt        = 3;
        Student.XsName = this.TextName.Text;
        Student.BjName = this.BjName.Text;
        if (this.RadButNan.Checked)
        {
            Student.XsSex = this.RadButNan.Value;
        }
        else
        {
            Student.XsSex = this.RadButNv.Value;
        }
        Student.Remark = this.textBz.Text;
        if (this.HiddenYhID.Value == "")
        {
            this.BjName.Text = "请选择...";
            User.YhPwd       = System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(this.TextMm.Text, "MD5");
            TbUserManager.SeeUser(User);
            Student.YhID = TbUserManager.AddUser(User);
            TbStudentManager.AddStudent(Student);
            Load_Student();
        }
        else
        {
            User.YhPwd   = this.TextMm.Text.Trim();
            User.YhID    = int.Parse(this.HiddenYhID.Value);
            Student.YhID = int.Parse(this.HiddenYhID.Value);
            TbUserManager.SetUser(User);
            TbStudentManager.SetStudent(Student);
            this.HiddenYhID.Value = "";
        }
        this.textStudentID.Text = "";
        this.TextYh.Text        = "";
        this.TextName.Text      = "";
        this.textBz.Text        = "";
        this.BjName.Text        = "请选择...";
        this.RadButNan.Checked  = true;
        Load_Student();
    }