afni.nimh.nih.gov

Like Peter, I am little confused by the terms here. If you are looking for the standard to original native space solution, then Peter's recommendation should work fine. Also take a look at this previous posting for some more ideas:

http://afni.nimh.nih.gov/afni/community/board/read.php?1,69100,69588#msg-69588

For transformations between MNI and TLRC spaces, see this previous posting:

http://afni.nimh.nih.gov/afni/community/board/read.php?1,70173,80922#msg-80922