x = m_x + m_width - 3*sizeBtn.x - BUTTON_MARGIN;
y += SEPARATOR_LINE_MARGIN;
m_btnPrev = new wxButton(this, -1, _("< &Back"), wxPoint(x, y), sizeBtn);
x = m_x + m_width - 3*sizeBtn.x - BUTTON_MARGIN;
y += SEPARATOR_LINE_MARGIN;
m_btnPrev = new wxButton(this, -1, _("< &Back"), wxPoint(x, y), sizeBtn);