wxColour borderMediumColour(
(m_BorderColour1.Red() + m_BorderColour2.Red()) /2 ,
(m_BorderColour1.Green() + m_BorderColour2.Green()) /2 ,
wxColour borderMediumColour(
(m_BorderColour1.Red() + m_BorderColour2.Red()) /2 ,
(m_BorderColour1.Green() + m_BorderColour2.Green()) /2 ,