Aero777, welcome to FT! Questions about a specific airline are posted in the airline forum. In the case of MH, in our "Other Asian...." forum. Coincidentally, a similar thread is active there now about your general Q. http://www.flyertalk.com/forum/showthread.php?t=587346.

I'll close this thread in CommunityBuzz and if your Q is not answered, please check the specific forum cited and you;re welcome to post it there. Please let any moderator know if we can help you further! Ocn Vw 1K, Co-Mod. Comm.Buzz.