rect = self.GetFieldRect(1)
         self.cb.SetPosition(wxPoint(rect.x+2, rect.y+2))
         self.cb.SetSize(wxSize(rect.width-4, rect.height-4))
         rect = self.GetFieldRect(1)
         self.cb.SetPosition(wxPoint(rect.x+2, rect.y+2))
         self.cb.SetSize(wxSize(rect.width-4, rect.height-4))