When we run the talarach space utility, after displaying the Talairach slices the following messages appear: ??? Undefined function or variable 'ihb_MotionTalSpaceCB'. ??? Error while evaluating figure WindowButtonMotionFcn. we used Matlab5.3 and Windows NT4 as OS. Thanks Francesca e Giovanna *************************************************************************** Francesca Benuzzi Dip. di Patologia Neuropsicosensoriale Sezione di Neurologia Universita' di Modena e Reggio Emilia Via Del Pozzo, 71 41100 Modena (Italy) voice:(w) +39-059-4222107 voice (h) +39-059-354747 fax: +39-059-4224299 mailto:[log in to unmask] http:\\www.fmri.it ***************************************************************************