/// <summary>
 /// 确定 修改
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void bt_Confirm_Click(object sender, EventArgs e)
 {
     if (tb_Confirm.Text == "")
     {
         MessageBox.Show("请确认密码!!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
     }
     if (tb_Confirm.Text != tb_Modify.Text)
     {
         MessageBox.Show("两次输入的密码不一致,请重新输入!!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
     }
     user.id        = Convert.ToInt32(tb_Id.Text);
     user.UsersName = tb_LoginId.Text;
     user.PassWord  = loginBll.GetMd5Hash(tb_Modify.Text);
     if (loginBll.BackPwd(user))
     {
         MessageBox.Show("密码找回成功,前往去登录!!", "提示", MessageBoxButtons.OK, MessageBoxIcon.None);
         DialogResult = DialogResult.OK;
         this.Close();
     }
     else
     {
         MessageBox.Show("找回失败!!");
     }
 }