public override void DrawMinuteLine(Graphics g, Rectangle rect, bool hour)
{
if (g == null)
throw new ArgumentNullException("g");
Color m_Color = ControlPaint.LightLight(SystemColors.WindowFrame);
m_Color = ControlPaint.Light(m_Color);
using (Pen m_Pen = new Pen(m_Color))
g.DrawLine(m_Pen, rect.Left, rect.Y, rect.Width, rect.Y);
}