private void btn_save_Click(object sender, EventArgs e)
{
xtBiz xtbiz = new xtBiz();
xtbiz.Update_xt_cssz(dt);
MessageBox.Show("保存成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
#region 日志记录
loginbiz.WriteLog(this.Name.Trim(), "【" + Program.username + "】" + "在电脑【" + ma.HostName() + "】上修改了参数设置!IP：" + Program.hostip, Program.username);
#endregion
}