private int GetMaxListboxItems(MyGuiControlListbox listbox)
 {
     if (listbox == m_shipInventoryListBox)
     {
         return GetMaxInventoryItems(m_smallShipsBuilders[m_currentShipBuilderIndex].Builder.Inventory);
     }
     else if (listbox == m_otherSideInventoryListBox)
     {
         return GetMaxInventoryItems(m_otherSideInventoryBuilder);
     }
     else
     {
         return listbox.GetRowsCount() * listbox.GetColumsCount();
     }
 }