tick_icon.LoadFile ("tick.png", wxBITMAP_TYPE_PNG_RESOURCE);
no_tick_icon.LoadFile ("no_tick.png", wxBITMAP_TYPE_PNG_RESOURCE);
#else
tick_icon.LoadFile ("tick.png", wxBITMAP_TYPE_PNG_RESOURCE);
no_tick_icon.LoadFile ("no_tick.png", wxBITMAP_TYPE_PNG_RESOURCE);
#else