protected override void OnRenderToolStripBorder(ToolStripRenderEventArgs e)
{
if (e.ToolStrip.GetType() == typeof(MenuStrip))
{
// skip render border of main
}
else
{
// do render border
//base.OnRenderToolStripBorder(e);
Rectangle rc = new Rectangle(Point.Empty, e.ToolStrip.Size);
//e.Graphics.FillRectangle(new SolidBrush(uiUp.GetEditControlColor()), rc);
e.Graphics.DrawRectangle(Pens.Black, 0, 0, rc.Width - 1, rc.Height - 1);
}
}