private void VehicleControlTimer_Tick(object sender, EventArgs e)
 {
     if (isCollapsed)
     {
         pnlVCMenu.Height += 5;
         if (pnlVCMenu.Size == pnlVCMenu.MaximumSize)
         {
             VehicleControlTimer.Stop();
             isCollapsed = false;
         }
     }
     else
     {
         pnlVCMenu.Height -= 5;
         if (pnlVCMenu.Size == pnlVCMenu.MinimumSize)
         {
             VehicleControlTimer.Stop();
             isCollapsed = true;
         }
     }
 }
 private void pnlVCMenu_Click(object sender, EventArgs e)
 {
     VehicleControlTimer.Start();
 }