private void addGoogleSatelliteToolStripMenuItem_Click(object sender, EventArgs e)
 {
     ExtFunctions.ToggleSatelliteLayer(this);
 }
 private void btnToggleSatelliteImagery_Click(object sender, EventArgs e)
 {
     ExtFunctions.ToggleSatelliteLayer(this);
 }
 private void toolBtnIdentify_Click(object sender, EventArgs e)
 {
     ExtFunctions.ToggleSatelliteLayer(this, true);
     theMap.FunctionMode = DotSpatial.Controls.FunctionMode.Info;
 }