Look at Iventory.cpp
m_tab.Create(this, m_ptWindow.x + START_OFFSET_X, m_ptWindow.y + START_OFFSET_Y, nFrameWidth, nFrameHeight + 5);
m_tab.AddPage(&m_CommonFrame, KMsg::Get(260), 0, 0, "data\\ui\\info-tab1.bmp", "data\\ui\\info-tab1-on.bmp");
m_tab.AddPage(&m_QuestFrame, KMsg::Get(264), 0, 0...