private void DrawSeparator(ref Rect rect, bool even)
{
this.DrawListBackground(new Rect(rect.x + 1f, rect.y, rect.width - 2f, 6f), even);
GUI.Label(new Rect(rect.x + 5f, rect.y + 3f, rect.width - 10f, 3f), GUIContent.none, s_Styles.separator);
rect.y += 6f;
}