https://www.bangkokpost.com/forum/viewtopic.php?f=60&t=161481&p=231253#p231253
http://forums.devnetwork.net/viewtopic.php?f=6&t=144579
http://forums.devnetwork.net/viewtopic.php?f=6&t=144580
http://www.aapeli.com/community/forums/topic/190799
http://forums.devnetwork.net/viewtopic.php?f=6&t=144577
http://forums.devnetwork.net/viewtopic.php?f=6&t=144579
http://www.homedatingnetwork.com/forum/topic.php?topic_id=49164
http://openxmldeveloper.org/discussions/open_xml_scenarios/f/23/p/79083/247458.aspx