How to correct this wrong picture order with avisynth?

[_Donnie]

Please can someone help me to correct this wrong picture order with avisynth?
2.5 hours broadcasted completely wrong, so I have to reencode.
Sample attached.

Thanks in advance.

[Sharc]

LWLibavVideoSource("Blickpunkt Sport Jubilee 2009 wrong picture order.mkv") #or ffms2(...) for video+audio
e=selecteven().trim(1,0)
o=selectodd()
interleave(e,o)

[_Donnie]

Thanks a lot. Works fine.