diff --git a/Demo.WindowsMobile/Forms/MainForm.cs b/Demo.WindowsMobile/Forms/MainForm.cs
deleted file mode 100644
--- a/Demo.WindowsMobile/Forms/MainForm.cs
+++ /dev/null
@@ -1,1215 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.ComponentModel;
-using System.Data;
-using System.Data.Common;
-using System.Data.SQLite;
-using System.Diagnostics;
-using System.Drawing;
-using System.IO;
-using System.Runtime.InteropServices;
-using System.Text;
-using System.Windows.Forms;
-using GMap.NET;
-using GMap.NET.GPS;
-using GMap.NET.Internals;
-using GMap.NET.WindowsForms;
-using GMap.NET.WindowsForms.Markers;
-using Microsoft.Win32;
-using Microsoft.WindowsCE.Forms;
-using GMap.NET.MapProviders;
-
-namespace Demo.WindowsMobile
-{
-   public partial class MainForm : Form
-   {
-      PointLatLng start = new PointLatLng(54.6961334816182, 25.2985095977783);
-      PointLatLng destinationPoint = new PointLatLng(54.6961334816182, 25.2985095977783);
-
-      // marker
-      GMarkerCross gpsPos;
-
-      // layers
-      GMapOverlay top;
-      internal GMapOverlay objects;
-
-      #region -- variables --
-      string LogDb;
-      SQLiteConnection cn;
-      DbCommand cmd;
-      DateTime LastFlush = DateTime.Now;
-      TimeSpan FlushDelay = TimeSpan.FromSeconds(60);
-
-      readonly Gps gps = new Gps();
-      GpsDeviceState device = null;
-
-      int count = 0;
-      int countReal = 0;
-      double Total = 0;
-
-      EventHandler updateDataHandler;
-      TimeSpan delay = TimeSpan.FromSeconds(1);
-      DateTime? TimeUTC;
-      double? Lat = 0;
-      double? Lng = 0;
-      double Delta = 0;
-      internal readonly List<Satellite> Satellites = new List<Satellite>();
-
-      IntPtr gpsPowerHandle = IntPtr.Zero;
-
-      GPS pageGps;
-      Transport pageTransport;
-      Search pageSearch;
-
-      readonly HookKeys hook = new HookKeys();
-      #endregion
-
-      public MainForm()
-      {
-         InitializeComponent();
-
-         pageGps = new GPS(this);
-         pageTransport = new Transport(this);
-         pageSearch = new Search(this);
-
-#if DEBUG
-         MainMap.Manager.Mode = AccessMode.ServerAndCache;
-         menuItemServerAndCache.Checked = true;
-         menuItemEnableGrid.Checked = true;
-         menuItemGPSenabled.Checked = false;
-         MainMap.ShowTileGridLines = true;
-#else
-         menuItemGPSenabled.Checked = false;
-         MainMap.Manager.Mode = AccessMode.CacheOnly;
-         menuItemCacheOnly.Checked = true;
-#endif
-         MainMap.MapProvider = GMapProviders.LithuaniaMap;
-         MainMap.MaxZoom = 11;
-         MainMap.MinZoom = 1;
-         MainMap.Zoom = MainMap.MinZoom + 1;
-         MainMap.Position = start;
-
-         MainMap.OnMapTypeChanged += new MapTypeChanged(MainMap_OnMapTypeChanged);
-         MainMap.OnMapZoomChanged += new MapZoomChanged(MainMap_OnMapZoomChanged);
-         MainMap.OnPositionChanged += new PositionChanged(MainMap_OnPositionChanged);
-
-         // add custom layers  
-         {
-            objects = new GMapOverlay("objects");
-            MainMap.Overlays.Add(objects);
-
-            top = new GMapOverlay("top");
-            MainMap.Overlays.Add(top);
-         }
-
-         // gps pos
-         gpsPos = new GMarkerCross(MainMap.Position);
-         gpsPos.IsVisible = false;
-         top.Markers.Add(gpsPos);
-
-#if DEBUG
-         // transparent marker test
-         GMapMarkerTransparentGoogleGreen goo = new GMapMarkerTransparentGoogleGreen(MainMap.Position);
-         goo.ToolTipMode = MarkerTooltipMode.Always;
-         goo.ToolTipText = "Welcome to Lithuania! ;}";
-         objects.Markers.Add(goo);
-#endif
-
-         // hook for volume up/down zooming
-         hook.HookEvent += new HookKeys.HookEventHandler(hook_HookEvent);
-
-         // test performance
-         if(PerfTestEnabled)
-         {
-            timer.Interval = 111;
-            timer.Tick += new EventHandler(timer_Tick);
-            timer.Enabled = true;
-         }
-      }
-
-      void MainMap_OnPositionChanged(PointLatLng point)
-      {
-         if(menuItemshowDestination.Checked && !menuItemGPSenabled.Checked)
-         {
-            UpdateDestinationRoute(true, menuItemSnapToGps.Checked ? MainMap.Position : gpsPos.Position); 
-         }
-      }
-
-      readonly IntPtr volumeUp = new IntPtr(257);
-
-      bool hook_HookEvent(HookEventArgs e, KeyBoardInfo keyBoardInfo)
-      {
-         if(keyBoardInfo.vkCode == 117)
-         {
-            if(e.wParam == volumeUp)
-            {
-               MainMap.Zoom = (int) (MainMap.Zoom) + 1;
-            }
-         }
-         else if(keyBoardInfo.vkCode == 118)
-         {
-            if(e.wParam == volumeUp)
-            {
-               MainMap.Zoom = (int) (MainMap.Zoom) - 1;
-            }
-         }
-         return true;
-      }
-
-      #region -- performance test--
-
-      bool PerfTestEnabled = false;
-
-      double NextDouble(Random rng, double min, double max)
-      {
-         return min + (rng.NextDouble() * (max - min));
-      }
-
-      Random r = new Random();
-
-      int tt = 0;
-      void timer_Tick(object sender, EventArgs e)
-      {
-         var pos = new PointLatLng(NextDouble(r, MainMap.ViewArea.Top, MainMap.ViewArea.Bottom), NextDouble(r, MainMap.ViewArea.Left, MainMap.ViewArea.Right));
-         GMapMarker m = new GMapMarkerGoogleGreen(pos);
-         {
-            m.ToolTipText = (tt++).ToString();
-            m.ToolTipMode = MarkerTooltipMode.Always;
-            m.Offset = new System.Drawing.Point(-m.Size.Width, -m.Size.Height);
-         }
-
-         objects.Markers.Add(m);
-
-         if(tt >= 44)
-         {
-            timer.Enabled = false;
-            tt = 0;
-         }
-      }
-
-      Timer timer = new Timer();
-      #endregion
-
-      public void ZoomToFitMarkers()
-      {
-         if(objects.Markers.Count > 0)
-         {
-            RectLatLng? m = MainMap.GetRectOfAllMarkers(null);
-            if(m.HasValue)
-            {
-               MainMap.SetZoomToFitRect(m.Value);
-            }
-         }
-      }
-
-      void MainMap_OnMapZoomChanged()
-      {
-         this.Text = "GMap.NET: " + (int) MainMap.Zoom;
-      }
-
-      void MainMap_OnMapTypeChanged(GMapProvider type)
-      {
-         //if(routes.Routes.Count > 0)
-         //{
-         //   MainMap.ZoomAndCenterRoutes(null);
-         //}
-      }
-
-      private void menuItem3_Click(object sender, EventArgs e)
-      {
-         this.Close();
-      }
-
-      // zoom in
-      private void menuItem4_Click(object sender, EventArgs e)
-      {
-         MainMap.Zoom = (int) (MainMap.Zoom) + 1;
-      }
-
-      // zoom out
-      private void menuItem5_Click(object sender, EventArgs e)
-      {
-         MainMap.Zoom = (int) (MainMap.Zoom) - 1;
-      }
-
-      private void menuItem15_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.LithuaniaOrtoFotoMap;
-      }
-
-      private void menuItem10_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.GoogleHybridMap;
-      }
-
-      private void menuItem12_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.OpenStreetMap;
-      }
-
-      private void menuItem22_Click(object sender, EventArgs e)
-      {
-         //MainMap.MapProvider = GMapProviders.OpenStreetMapSurfer;
-      }
-
-      private void menuItem23_Click(object sender, EventArgs e)
-      {
-         //MainMap.MapProvider = GMapProviders.OpenStreetOsm;
-      }
-
-      private void menuItem9_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.GoogleMap;
-      }
-
-      private void menuItem16_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.BingMap;
-      }
-
-      private void menuItem18_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.BingHybridMap;
-      }
-
-      private void menuItem20_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.YahooMap;
-      }
-
-      private void menuItem21_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.YahooHybridMap;
-      }
-
-      private void menuItem14_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.LithuaniaMap;
-      }
-
-      private void menuItem25_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.ArcGIS_World_Topo_Map;
-      }
-
-      private void menuItem26_Click(object sender, EventArgs e)
-      {
-         MainMap.MapProvider = GMapProviders.ArcGIS_World_Physical_Map;
-      }
-
-      private void menuItem27_Click(object sender, EventArgs e)
-      {
-         MainMap.ReloadMap();
-      }
-
-      private void menuItemCacheOnly_Click(object sender, EventArgs e)
-      {
-         MainMap.Manager.Mode = AccessMode.CacheOnly;
-         menuItemCacheOnly.Checked = true;
-         menuItemServerAndCache.Checked = false;
-         menuItemServerOnly.Checked = false;
-      }
-
-      private void menuItemServerAndCache_Click(object sender, EventArgs e)
-      {
-         MainMap.Manager.Mode = AccessMode.ServerAndCache;
-         menuItemServerAndCache.Checked = true;
-         menuItemCacheOnly.Checked = false;
-         menuItemServerOnly.Checked = false;
-      }
-
-      private void menuItemServerOnly_Click(object sender, EventArgs e)
-      {
-         MainMap.Manager.Mode = AccessMode.ServerOnly;
-         menuItemServerOnly.Checked = true;
-         menuItemServerAndCache.Checked = false;
-         menuItemCacheOnly.Checked = false;
-      }
-
-      private void menuItemGPSenabled_Click(object sender, EventArgs e)
-      {
-         menuItemGPSenabled.Checked = !menuItemGPSenabled.Checked;
-
-         if(!menuItemGPSenabled.Checked)
-         {
-            if(gps.Opened)
-            {
-               gps.Close();
-               SetOffGPSPower();
-            }
-
-            count = 0;
-            countReal = 0;
-            Total = 0;
-            {
-               TimeUTC = null;
-               Lat = null;
-               Lng = null;
-               Delta = 0;
-            }
-            lock(Satellites)
-            {
-               Satellites.Clear();
-               Satellites.TrimExcess();
-            }
-
-            if(Controls.Contains(pageGps))
-            {
-               pageGps.panelSignals.Invalidate();
-            }
-
-            TryCommitData();
-
-            gpsPos.Pen.Color = Color.Blue;
-         }
-         else // start tracking
-         {
-            gpsPos.Pen.Color = Color.Red;
-            gpsPos.IsVisible = true;
-
-            if(!gps.Opened)
-            {
-               gps.Open();
-               SetOnGPSPower();
-            }
-         }
-      }
-
-      public new void Hide()
-      {
-         Native.ShowWindow(this.Handle, Native.SW_MINIMIZED);
-         timerKeeperOfLife.Enabled = false;
-         IsVisible = false;
-
-         hook.Stop();
-      }
-
-      object visibleLock = new object();
-      bool visible = true;
-      public bool IsVisible
-      {
-         get
-         {
-            lock(visibleLock)
-            {
-               return visible;
-            }
-         }
-         set
-         {
-            lock(visibleLock)
-            {
-               visible = value;
-            }
-         }
-      }
-
-      public bool AddToLogCurrentInfo(GpsPosition data)
-      {
-         if(string.IsNullOrEmpty(LogDb))
-         {
-            return false;
-         }
-
-         bool ret = true;
-         try
-         {
-            {
-               if(cmd.Transaction == null)
-               {
-                  cmd.Transaction = cn.BeginTransaction(IsolationLevel.Serializable);
-                  Debug.WriteLine("BeginTransaction: " + DateTime.Now.ToLongTimeString());
-               }
-
-               cmd.Parameters["@p1"].Value = data.Time.Value;
-               cmd.Parameters["@p2"].Value = countReal++;
-               cmd.Parameters["@p3"].Value = Delta;
-               cmd.Parameters["@p4"].Value = data.Speed;
-               cmd.Parameters["@p5"].Value = data.SeaLevelAltitude;
-               cmd.Parameters["@p6"].Value = data.EllipsoidAltitude;
-               cmd.Parameters["@p7"].Value = (short?) data.SatellitesInViewCount;
-               cmd.Parameters["@p8"].Value = (short?) data.SatelliteCount;
-               cmd.Parameters["@p9"].Value = data.Latitude.Value;
-               cmd.Parameters["@p10"].Value = data.Longitude.Value;
-               cmd.Parameters["@p11"].Value = data.PositionDilutionOfPrecision;
-               cmd.Parameters["@p12"].Value = data.HorizontalDilutionOfPrecision;
-               cmd.Parameters["@p13"].Value = data.VerticalDilutionOfPrecision;
-               cmd.Parameters["@p14"].Value = (byte) data.FixQuality;
-               cmd.Parameters["@p15"].Value = (byte) data.FixType;
-               cmd.Parameters["@p16"].Value = (byte) data.FixSelection;
-
-               cmd.ExecuteNonQuery();
-            }
-
-            if(DateTime.Now - LastFlush >= FlushDelay)
-            {
-               TryCommitData();
-            }
-         }
-         catch(Exception ex)
-         {
-            Debug.WriteLine("AddToLog: " + ex.ToString());
-            ret = false;
-         }
-
-         return ret;
-      }
-
-      void TryCommitData()
-      {
-         try
-         {
-            if(cmd.Transaction != null)
-            {
-               using(cmd.Transaction)
-               {
-                  cmd.Transaction.Commit();
-                  LastFlush = DateTime.Now;
-               }
-               cmd.Transaction = null;
-               Debug.WriteLine("TryCommitData: OK " + LastFlush.ToLongTimeString());
-            }
-         }
-         catch(Exception ex)
-         {
-            Debug.WriteLine("TryCommitData: " + ex.ToString());
-         }
-      }
-
-      public bool CheckLogDb(string file)
-      {
-         bool ret = true;
-
-         try
-         {
-            string dir = Path.GetDirectoryName(file);
-            if(!Directory.Exists(dir))
-            {
-               Directory.CreateDirectory(dir);
-            }
-
-            cn = new SQLiteConnection();
-            {
-               cn.ConnectionString = string.Format("Data Source=\"{0}\";FailIfMissing=False;", file);
-               cn.Open();
-               {
-                  using(DbTransaction tr = cn.BeginTransaction())
-                  {
-                     try
-                     {
-                        using(DbCommand cmd = cn.CreateCommand())
-                        {
-                           cmd.Transaction = tr;
-                           cmd.CommandText = @"CREATE TABLE IF NOT EXISTS GPS (id INTEGER NOT NULL PRIMARY KEY,
-                                                TimeUTC DATETIME NOT NULL,
-                                                SessionCounter INTEGER NOT NULL,
-                                                Delta DOUBLE,
-                                                Speed DOUBLE,
-                                                SeaLevelAltitude DOUBLE,
-                                                EllipsoidAltitude DOUBLE,
-                                                SatellitesInView TINYINT,
-                                                SatelliteCount TINYINT,
-                                                Lat DOUBLE NOT NULL,
-                                                Lng DOUBLE NOT NULL,
-                                                PositionDilutionOfPrecision DOUBLE,
-                                                HorizontalDilutionOfPrecision DOUBLE,
-                                                VerticalDilutionOfPrecision DOUBLE,
-                                                FixQuality TINYINT NOT NULL,
-                                                FixType TINYINT NOT NULL,
-                                                FixSelection TINYINT NOT NULL); 
-                                               CREATE INDEX IF NOT EXISTS IndexOfGPS ON GPS (TimeUTC, PositionDilutionOfPrecision);";
-                           cmd.ExecuteNonQuery();
-                        }
-
-                        this.cmd = cn.CreateCommand();
-                        {
-                           cmd.CommandText = @"INSERT INTO GPS
-                                         (TimeUTC,
-                                          SessionCounter,
-                                          Delta,
-                                          Speed,
-                                          SeaLevelAltitude,
-                                          EllipsoidAltitude,
-                                          SatellitesInView,
-                                          SatelliteCount,
-                                          Lat,
-                                          Lng,
-                                          PositionDilutionOfPrecision,
-                                          HorizontalDilutionOfPrecision,
-                                          VerticalDilutionOfPrecision,
-                                          FixQuality,
-                                          FixType,
-                                          FixSelection) VALUES(@p1, @p2, @p3, @p4, @p5, @p6, @p7, @p8, @p9, @p10, @p11, @p12, @p13, @p14, @p15, @p16);";
-
-                           cmd.Parameters.Add(new SQLiteParameter("@p1"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p2"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p3"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p4"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p5"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p6"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p7"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p8"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p9"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p10"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p11"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p12"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p13"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p14"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p15"));
-                           cmd.Parameters.Add(new SQLiteParameter("@p16"));
-                           cmd.Prepare();
-                        }
-
-                        tr.Commit();
-                     }
-                     catch
-                     {
-                        tr.Rollback();
-                        ret = false;
-                     }
-                  }
-               }
-            }
-         }
-         catch(Exception ex)
-         {
-            if(cn != null)
-            {
-               cn.Dispose();
-               cn = null;
-            }
-            if(cmd != null)
-            {
-               cmd.Dispose();
-               cmd = null;
-            }
-            Debug.WriteLine("CreateEmptyDB: " + ex.ToString());
-            ret = false;
-         }
-
-         if(ret)
-         {
-            LogDb = file;
-         }
-         else
-         {
-            LogDb = null;
-         }
-
-         return ret;
-      }
-
-      private void MainForm_Load(object sender, EventArgs e)
-      {
-         updateDataHandler = new EventHandler(UpdateData);
-
-         gps.DeviceStateChanged += new DeviceStateChangedEventHandler(gps_DeviceStateChanged);
-         gps.LocationChanged += new LocationChangedEventHandler(gps_LocationChanged);
-
-         string sd = Native.GetRemovableStorageDirectory();
-         if(!string.IsNullOrEmpty(sd))
-         {
-            var fileName = sd + Path.DirectorySeparatorChar + "GMap.NET" + Path.DirectorySeparatorChar + "log.gpsd";
-            {
-               CheckLogDb(fileName);
-            }
-         }
-
-         timerKeeperOfLife.Interval = ShortestTimeoutInterval() * 1000;
-         timerKeeperOfLife.Enabled = true;
-
-         if(menuItemGPSenabled.Checked)
-         {
-            if(!gps.Opened)
-            {
-               gps.Open();
-               gpsPos.Pen.Color = Color.Red;
-               gpsPos.IsVisible = true;
-
-               SetOnGPSPower();
-            }
-         }
-         else
-         {
-            gpsPos.Pen.Color = Color.Blue;
-            gpsPos.IsVisible = false;
-         }
-
-         try
-         {
-            // Config AutoRotate
-            {
-               using(RegistryKey Config = Registry.CurrentUser.OpenSubKey(@"Software\HTC\HTCSENSOR\GSensor\ModuleName", true))
-               {
-                  if(Config != null)
-                  {
-                     string gmapnet = Config.GetValue("GMapNET", null) as string;
-                     if(string.IsNullOrEmpty(gmapnet))
-                     {
-                        Config.SetValue("GMapNET", @"\Program files\gmap.net\GMap.NET.exe");
-                     }
-                  }
-               }
-
-               using(RegistryKey Config = Registry.CurrentUser.OpenSubKey(@"Software\HTC\HTCSENSOR\GSensor\WhiteList", true))
-               {
-                  if(Config != null)
-                  {
-                     string gmapnet = Config.GetValue("GMapNET", null) as string;
-                     if(string.IsNullOrEmpty(gmapnet))
-                     {
-                        Config.SetValue("GMapNET", "#NETCF_AGL_BASE_");
-                     }
-                  }
-               }
-            }
-         }
-         catch(Exception ex)
-         {
-            Debug.WriteLine(ex.ToString());
-         }
-      }
-
-      void gps_LocationChanged(object sender, GpsPosition position)
-      {
-         try
-         {
-            if(position != null)
-            {
-               count++;
-
-               //Debug.WriteLine("LocationChanged: " + DateTime.Now.ToLongTimeString() + " -> " + count);
-
-               if(position.Time.HasValue && position.Latitude.HasValue && position.Longitude.HasValue)
-               {
-                  //Debug.WriteLine("Location: " + position.Latitude.Value + "|" + position.Longitude.Value);
-
-                  // first time
-                  if(!TimeUTC.HasValue)
-                  {
-                     TimeUTC = position.Time;
-                     Lat = position.Latitude;
-                     Lng = position.Longitude;
-                  }
-
-                  if(TimeUTC.HasValue && position.Time - TimeUTC.Value >= delay)
-                  {
-                     Delta = gps.GetDistance(position.Latitude.Value, position.Longitude.Value, Lat.Value, Lng.Value);
-                     Total += Delta;
-                     Lat = position.Latitude;
-                     Lng = position.Longitude;
-                     TimeUTC = position.Time;
-
-                     AddToLogCurrentInfo(position);
-                  }
-               }
-               else
-               {
-                  Lat = position.Latitude;
-                  Lng = position.Longitude;
-                  TimeUTC = position.Time;
-               }
-
-               // do not update if user is idling
-               if(IsVisible)
-               {
-                  lock(Satellites)
-                  {
-                     Satellites.Clear();
-                     Satellites.AddRange(position.GetSatellitesInView());
-                     Satellites.TrimExcess();
-                  }
-
-                  Invoke(updateDataHandler, position);
-               }
-            }
-         }
-         catch(Exception ex)
-         {
-            Debug.WriteLine("gps_LocationChanged: " + ex);
-         }
-      }
-
-      void gps_DeviceStateChanged(object sender, GpsDeviceState args)
-      {
-         device = args;
-
-         if(IsVisible)
-         {
-            Invoke(updateDataHandler);
-         }
-      }
-
-      private void MainForm_Closed(object sender, EventArgs e)
-      {
-         hook.Stop();
-
-         if(gps.Opened)
-         {
-            gps.Close();
-         }
-
-         SetOffGPSPower();
-
-         if(cn != null)
-         {
-            TryCommitData();
-
-            if(cn.State == ConnectionState.Open)
-            {
-               cn.Close();
-            }
-            cn.Dispose();
-            cn = null;
-         }
-         if(cmd != null)
-         {
-            cmd.Dispose();
-            cmd = null;
-         }
-      }
-
-      void SetOnGPSPower()
-      {
-         // Keep the GPS and device alive
-         bool power = Native.PowerPolicyNotify(Native.PPN_UNATTENDEDMODE, true);
-         if(!power)
-         {
-            Debug.WriteLine("PowerPolicyNotify failed for PPN_UNATTENDEDMODE");
-         }
-         else
-         {
-            if(gpsPowerHandle == IntPtr.Zero)
-            {
-               gpsPowerHandle = Native.SetPowerRequirement("gps0:", Native.CedevicePowerStateState.D0, Native.POWER_NAME | Native.POWER_FORCE, null, 0);
-               if(gpsPowerHandle == IntPtr.Zero)
-               {
-                  Debug.WriteLine("SetPowerRequirement failed for GPS");
-               }
-            }
-         }
-      }
-
-      void SetOffGPSPower()
-      {
-         if(gpsPowerHandle != IntPtr.Zero)
-         {
-            Native.ReleasePowerRequirement(gpsPowerHandle);
-            gpsPowerHandle = IntPtr.Zero;
-         }
-         Native.PowerPolicyNotify(Native.PPN_UNATTENDEDMODE, false);
-      }
-
-      ~MainForm()
-      {
-         MainForm_Closed(null, null);
-      }
-
-      void UpdateData(object sender, System.EventArgs args)
-      {
-         try
-         {
-            var lastData = sender as GpsPosition;
-
-            // update signals
-            if(Controls.Contains(pageGps))
-            {
-               pageGps.panelSignals.Invalidate();
-
-               string str = Environment.NewLine;
-
-               str += "GPS: " + device.DeviceState + ", Driver: " + device.ServiceState + ", " + count + " | " + countReal + "\n";
-
-               if(lastData != null)
-               {
-                  if(lastData.Time.HasValue && lastData.Longitude.HasValue && lastData.Longitude.HasValue)
-                  {
-                     int deltaClock = ((int) (DateTime.UtcNow - lastData.Time.Value).TotalSeconds);
-
-                     str += "Time(UTC): " + lastData.Time.Value.ToLongTimeString() + ", delay: " + deltaClock + "s \n";
-                     str += "Delta: " + string.Format("{0:0.00}m, total: {1:0.00km}\n", Delta * 1000.0, Total);
-                     str += "Latitude: " + lastData.Latitude.Value + "\n";
-                     str += "Longitude: " + lastData.Longitude.Value + "\n\n";
-
-                     if(Math.Abs(deltaClock) > 5) // 5s
-                     {
-                        UpdateTime(lastData.Time.Value);
-                     }
-                  }
-                  else
-                  {
-                     str += "Time(UTC): -" + "\n";
-                     str += "Delta: - \n";
-                     str += "Latitude: -" + "\n";
-                     str += "Longitude: -" + "\n\n";
-                  }
-
-                  if(lastData.Speed.HasValue)
-                  {
-                     str += "Speed: " + string.Format("{0:0.0}km/h | {1:0.0}m/s, head: {2}\n", lastData.Speed, lastData.Speed / 3.6, (int) (lastData.Heading.HasValue ? lastData.Heading.Value : 0));
-                  }
-                  else
-                  {
-                     str += "Speed: -\n";
-                  }
-
-                  if(lastData.SeaLevelAltitude.HasValue)
-                  {
-                     str += "SeaLevelAltitude: " + string.Format("{0:0.00}m\n", lastData.SeaLevelAltitude);
-                  }
-                  else
-                  {
-                     str += "SeaLevelAltitude: -\n";
-                  }
-
-                  if(lastData.PositionDilutionOfPrecision.HasValue)
-                  {
-                     str += "PositionDilutionOfPrecision: " + string.Format("{0:0.00}\n", lastData.PositionDilutionOfPrecision);
-                  }
-                  else
-                  {
-                     str += "PositionDilutionOfPrecision: -\n";
-                  }
-
-                  if(lastData.HorizontalDilutionOfPrecision.HasValue)
-                  {
-                     str += "HorizontalDilutionOfPrecision: " + string.Format("{0:0.00}\n", lastData.HorizontalDilutionOfPrecision);
-                  }
-                  else
-                  {
-                     str += "HorizontalDilutionOfPrecision: -\n";
-                  }
-
-                  if(lastData.VerticalDilutionOfPrecision.HasValue)
-                  {
-                     str += "VerticalDilutionOfPrecision: " + string.Format("{0:0.00}\n", lastData.VerticalDilutionOfPrecision);
-                  }
-                  else
-                  {
-                     str += "VerticalDilutionOfPrecision: -\n";
-                  }
-
-                  if(lastData.SatellitesInViewCount.HasValue)
-                  {
-                     str += "SatellitesInView: " + lastData.SatellitesInViewCount + "\n";
-                  }
-                  else
-                  {
-                     str += "SatellitesInView: -" + "\n";
-                  }
-
-                  if(lastData.SatelliteCount.HasValue)
-                  {
-                     str += "SatelliteCount: " + lastData.SatelliteCount + "\n";
-                  }
-                  else
-                  {
-                     str += "SatelliteCount: -" + "\n";
-                  }
-               }
-               pageGps.status.Text = str;
-            }
-            else if(Controls.Contains(MainMap))
-            {
-               if(lastData != null)
-               {
-                  if(lastData.Time.HasValue && lastData.Longitude.HasValue && lastData.Longitude.HasValue)
-                  {
-                     // center map
-                     if(menuItemGPSenabled.Checked)
-                     {
-                        if(menuItemSnapToGps.Checked && !MainMap.IsDragging)
-                        {
-                           var newPos = new PointLatLng(lastData.Latitude.Value, lastData.Longitude.Value);
-                           
-                           if(menuItemshowDestination.Checked)
-                           {
-                              UpdateDestinationRoute(false, newPos);
-                           }
-
-                           MainMap.Position = newPos;
-                        }
-                        else
-                        {
-                           gpsPos.Position = new PointLatLng(lastData.Latitude.Value, lastData.Longitude.Value);
-
-                           if(menuItemshowDestination.Checked)
-                           {
-                              UpdateDestinationRoute(true, gpsPos.Position);
-                           }
-                        }
-                     }                     
-                  }
-               }
-            }
-         }
-         catch(Exception ex)
-         {
-            pageGps.status.Text = "\n" + ex.ToString();
-         }
-      }
-
-      int ShortestTimeoutInterval()
-      {
-         int retVal = 1000;
-
-         try
-         {
-            RegistryKey key = Registry.LocalMachine.OpenSubKey(@"\SYSTEM\CurrentControlSet\Control\Power");
-            object oBatteryTimeout = key.GetValue("BattPowerOff");
-            object oACTimeOut = key.GetValue("ExtPowerOff");
-            object oScreenPowerOff = key.GetValue("ScreenPowerOff");
-            key.Close();
-
-            if(oBatteryTimeout is int)
-            {
-               int v = (int) oBatteryTimeout;
-               if(v > 0)
-                  retVal = Math.Min(retVal, v);
-            }
-            if(oACTimeOut is int)
-            {
-               int v = (int) oACTimeOut;
-               if(v > 0)
-                  retVal = Math.Min(retVal, v);
-            }
-            if(oScreenPowerOff is int)
-            {
-               int v = (int) oScreenPowerOff;
-               if(v > 0)
-                  retVal = Math.Min(retVal, v);
-            }
-         }
-         catch(Exception ex)
-         {
-            Debug.WriteLine("ShortestTimeoutInterval: " + ex.ToString());
-         }
-
-         return retVal * 9 / 10;
-      }
-
-      private void menuItemEnableGrid_Click(object sender, EventArgs e)
-      {
-         menuItemEnableGrid.Checked = !menuItemEnableGrid.Checked;
-         MainMap.ShowTileGridLines = menuItemEnableGrid.Checked;
-      }
-
-      private void timerKeeperOfLife_Tick(object sender, EventArgs e)
-      {
-         Native.SystemIdleTimerReset();
-      }
-
-      private void menuItemDisableAutoSleep_Click(object sender, EventArgs e)
-      {
-         menuItemDisableAutoSleep.Checked = !menuItemDisableAutoSleep.Checked;
-         timerKeeperOfLife.Enabled = menuItemDisableAutoSleep.Checked;
-      }
-
-      private void MainForm_Activated(object sender, EventArgs e)
-      {
-         timerKeeperOfLife.Enabled = menuItemDisableAutoSleep.Checked;
-         IsVisible = true;
-         hook.Start();
-      }
-
-      private void menuItem32_Click(object sender, EventArgs e)
-      {
-         this.Hide();
-      }
-
-      internal void menuItemGotoMap_Click(object sender, EventArgs e)
-      {
-         menuItemGotoMap.Checked = true;
-         menuItemGotoGps.Checked = false;
-         menuItemGotoTransport.Checked = false;
-         menuItemSearch.Checked = false;
-
-         this.SuspendLayout();
-         this.Controls.Clear();
-         this.Controls.Add(this.MainMap);
-         this.ResumeLayout(false);
-      }
-
-      private void menuItemGotoGps_Click(object sender, EventArgs e)
-      {
-         menuItemGotoGps.Checked = true;
-         menuItemGotoTransport.Checked = false;
-         menuItemGotoMap.Checked = false;
-         menuItemSearch.Checked = false;
-
-         this.SuspendLayout();
-         this.Controls.Clear();
-         this.pageGps.Dock = DockStyle.Fill;
-         this.Controls.Add(pageGps);
-         this.ResumeLayout(false);
-
-         pageGps.panelSignals.Invalidate();
-      }
-
-      internal void menuItemGotoTransport_Click(object sender, EventArgs e)
-      {
-         menuItemGotoTransport.Checked = true;
-         menuItemGotoMap.Checked = false;
-         menuItemGotoGps.Checked = false;
-         menuItemSearch.Checked = false;
-
-         this.SuspendLayout();
-         this.Controls.Clear();
-         this.pageTransport.Dock = DockStyle.Fill;
-         this.Controls.Add(pageTransport);
-         this.ResumeLayout(false);
-      }
-
-      private void menuItemSearch_Click(object sender, EventArgs e)
-      {
-         menuItemSearch.Checked = true;
-         menuItemGotoTransport.Checked = false;
-         menuItemGotoMap.Checked = false;
-         menuItemGotoGps.Checked = false;
-
-         this.SuspendLayout();
-         this.Controls.Clear();
-         this.pageSearch.Dock = DockStyle.Fill;
-         this.Controls.Add(pageSearch);
-         this.ResumeLayout(false);
-      }
-
-      private void menuItem35_Click(object sender, EventArgs e)
-      {
-         ZoomToFitMarkers();
-      }
-
-      private void menuItem31_Click(object sender, EventArgs e)
-      {
-         MainMap.Zoom = MainMap.MinZoom;
-      }
-
-      private void menuItem33_Click(object sender, EventArgs e)
-      {
-         MainMap.Zoom = MainMap.MaxZoom;
-      }
-
-      // clear markers
-      private void menuItem37_Click(object sender, EventArgs e)
-      {
-         objects.Markers.Clear();
-      }
-
-      private struct SYSTEMTIME
-      {
-         public short Year;
-         public short Month;
-         public short DayOfWeek;
-         public short Day;
-         public short Hour;
-         public short Minute;
-         public short Second;
-         public short Milliseconds;
-      }
-
-      [DllImport("coredll.dll")]
-      private static extern bool SetSystemTime(ref SYSTEMTIME time);
-
-      private void UpdateTime(DateTime gpsTime)
-      {
-         SYSTEMTIME s = new SYSTEMTIME();
-         s.Year = (short) gpsTime.Year;
-         s.Month = (short) gpsTime.Month;
-         s.DayOfWeek = (short) gpsTime.DayOfWeek;
-         s.Day = (short) gpsTime.Day;
-         s.Hour = (short) gpsTime.Hour;
-         s.Minute = (short) gpsTime.Minute;
-         s.Second = (short) gpsTime.Second;
-         s.Milliseconds = (short) gpsTime.Millisecond;
-
-         bool t = SetSystemTime(ref s);
-         Debug.WriteLine("SetSystemTime: " + t);
-      }
-
-      private void menuItemSnapToGps_Click(object sender, EventArgs e)
-      {
-         menuItemSnapToGps.Checked = !menuItemSnapToGps.Checked;
-         if(!menuItemSnapToGps.Checked)
-         {
-            gpsPos.Position = MainMap.Position;
-         }
-      }
-
-      private void menuItemSetDestination_Click(object sender, EventArgs e)
-      {
-         {
-            destinationPoint = MainMap.Position;
-
-            if(menuItemshowDestination.Checked)
-            {
-               UpdateDestinationRoute(true, menuItemSnapToGps.Checked ? MainMap.Position : gpsPos.Position);
-            }
-         }           
-      }
-
-      internal GMapRoute destinationRoute;
-
-      private void menuItemshowDestination_Click(object sender, EventArgs e)
-      {
-         menuItemshowDestination.Checked = !menuItemshowDestination.Checked;
-
-         if(menuItemshowDestination.Checked)
-         {
-            if(MainMap.panel == null)
-            {
-               MainMap.panel = this;
-            }
-            UpdateDestinationRoute(true, menuItemSnapToGps.Checked ? MainMap.Position : gpsPos.Position);
-         }
-
-         if(destinationRoute != null)
-         {
-            destinationRoute.IsVisible = menuItemshowDestination.Checked;
-         }
-      }
-
-      void UpdateDestinationRoute(bool forceUpdate, PointLatLng startPoint)
-      {
-         if(destinationRoute == null)
-         {
-            destinationRoute = new GMapRoute("destination route");
-
-            destinationRoute.Stroke.Color = Color.Red;
-            destinationRoute.Stroke.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
-            destinationRoute.Stroke.Width = 1.0f;
- 
-            objects.Routes.Add(destinationRoute);
-         }
-         else
-         {
-            destinationRoute.Points.Clear();
-         }
-
-         destinationRoute.Points.Add(startPoint);
-         destinationRoute.Points.Add(destinationPoint);
-         if(forceUpdate)
-         {
-            MainMap.UpdateRouteLocalPosition(destinationRoute);
-            MainMap.Invalidate();
-         }
-      }
-   }
-
-   public class Map : GMapControl
-   {
-      readonly Brush screenBrush = new SolidBrush(Color.Navy);
-      readonly Font screenFont = new Font(FontFamily.GenericSansSerif, 7, FontStyle.Regular);
-
-      public MainForm panel;
-
-      protected override void OnPaintOverlays(Graphics g)
-      {
-         base.OnPaintOverlays(g);
-
-         if(panel != null && panel.menuItemshowDestination.Checked)
-         {
-            g.DrawString(string.Format("destination: {0:0.00} km", panel.destinationRoute.Distance), screenFont, screenBrush, screenFont.Size, screenFont.Size);
-         }
-      }
-   }
-}
\ No newline at end of file