private void GridUI_Load(object sender, EventArgs e)
{
loading = true;
if (!loadedfromfile)
loadsettings();
// setup state before settings load
CHK_advanced_CheckedChanged(null, null);
TRK_zoom.Value = (float)map.Zoom;
label1.Text += " (" + CurrentState.DistanceUnit+")";
label24.Text += " (" + CurrentState.SpeedUnit + ")";
loading = false;
domainUpDown1_ValueChanged(this, null);
}