<script type="text/javascript">

        var counts = ;

        function starts() {

            if (counts == ) {

                alert('已经开启了实时监控！')

                return false;

            }

            if (confirm("确定开启实时监控?")) {

                setInterval("GetJSMapGps()", ); //15秒

                counts = ;

                return true;

            }

            else return false;

        }

        function dw() {

            appletFrame.s_locationSet(124.805832, 46.571381);

        }

        function GetJSMapGps() {

            var gpsX;

            var gpsY;

            gpsX = window.document.getElementById("hdflog").value; //经度

            gpsY = window.document.getElementById("hdflag").value; //纬度

            if (gpsX != null && gpsX != "" & gpsY != null && gpsY != "") {

                appletFrame.s_locationSet(gpsX, gpsY);

            }

        }

    </script>

protected void Timer1_Tick(object sender, EventArgs e)

    {

        string id = ViewState["mobileid"].ToString();

        if (!string.IsNullOrEmpty(id))

        {

            DataTable dtGps = GBLL.GetList(" imei = '" + id + "' order by intime desc ").Tables[];

            if (dtGps.Rows.Count > )

            {

                string lat  = dtGps.Rows[]["lat"].ToString();

                string lon = dtGps.Rows[]["lon"].ToString();

                hdflog.Value = lon;

                hdflag.Value = lat;

            }

        }

    }

    protected void timersWatch_Click(object sender, EventArgs e)

    {

        Timer1.Interval =  * ;//10秒 开启计时器

    }