# Scan 1
    surf_data = scan1_surfs[hemi]
    if (sum(abs(surf_data)) > 0):
        print "Scan 1"
        # Overlay another hopeful beauty (functional overlay)
        brain.add_overlay(scan1_surfs[hemi], name="scan1", sign=sw0.sign)

        # Update colorbar
        tmp = brain.overlays["scan1"]
        lut = tmp.pos_bar.lut.table.to_array()
        lut[:, 0:3] = [27, 158, 119]
        tmp.pos_bar.lut.table = lut

        # Refresh
        brain.show_view("lat")
        brain.hide_colorbar()

    # Scan 2
    surf_data = scan2_surfs[hemi]
    if (sum(abs(surf_data)) > 0):
        print "Scan 2"
        # Overlay another hopeful beauty (functional overlay)
        brain.add_overlay(surf_data, name="scan2", sign=sw0.sign)

        # Update colorbar
        tmp = brain.overlays["scan2"]
        lut = tmp.pos_bar.lut.table.to_array()
        lut[:, 0:3] = [231, 41, 138]
        tmp.pos_bar.lut.table = lut
               subjects_dir=sw0.subjects_dir)
 
 # Scan 1
 surf_data = scan1_surfs[hemi]
 if (sum(abs(surf_data)) > 0):
     # Overlay another hopeful beauty (functional overlay)
     brain.add_overlay(surf_data, name="scan1", sign=sw0.sign)
 
     # Update colorbar
     tmp = brain.overlays["scan1"]
     lut = tmp.pos_bar.lut.table.to_array()
     lut[:,0:3] = [27,158,119]
     tmp.pos_bar.lut.table = lut
     
     # Refresh
     brain.show_view("lat")
     brain.hide_colorbar()
 
 # Scan 2
 surf_data = scan2_surfs[hemi]
 if (sum(abs(surf_data)) > 0):
     # Overlay another hopeful beauty (functional overlay)
     brain.add_overlay(surf_data, name="scan2", sign=sw0.sign)
 
     # Update colorbar
     tmp = brain.overlays["scan2"]
     lut = tmp.pos_bar.lut.table.to_array()
     lut[:,0:3] = [231,41,138]
     tmp.pos_bar.lut.table = lut
     
     # Refresh