setBatchMode(true);
run("MRI Stack (528K)");
t=getTime();
run("Stack to Images");
print ("Batch mode: "+getTime()-t);
run("Images to Stack", "name=Stack title=[] use");
setBatchMode(false);
t2=getTime();
run("Stack to Images");
print ("Normal mode: "+getTime()-t2);
run("Images to Stack", "name=Stack title=[] use");