type         date         name
    ----    ---------------   ------------------------

    dir        ..
    file       FMRI_basics.pdf
    file       FMRI_basics.ppt
    file       afni01_intro.pdf
    file       afni01_intro.ppt
    file       afni_vrender.gif
    file       afnicontroller.jpg
    file       hrfsum.gif
    file       precanim.gif
    file       spinecho.avi
    file       spinecho.gif
    file       spiral.avi
    file       spiral.gif
    file       ssuma.gif
    file       suma_movie.gif