public static void DrawInsertIndicatorH(int x, int y, int width, Graphics g, Color c)
{
y -= 3;
x -= 2;
ControlPaint.FillReversibleRectangle(new Rectangle(x, y, 2, 7), c);
ControlPaint.FillReversibleRectangle(new Rectangle(x + 2, y + 1, width, 5), c);
ControlPaint.FillReversibleRectangle(new Rectangle(width + 2 + x, y, 2, 7), c);
}