if you are talking about SPM5, you can use the "Results Report" batch
for this. It does handle mainstream 1st and 2nd level cases.
Quoting jiang <[log in to unmask]>:
> Dear SPM users,
> exists there an utility that can put all steps in "result" in a one
> step : print all results of the comparions of one SPM in one
> file.ps. At the moment i should each time reload the SPM and select
> one contrast and 'done' by entrering each time several paremeters
> (can user define his own default parameters ?) ...that results in
> just one contrast.
> Thank youv very much for your help !