diff --git a/config/variables.properties b/config/variables.properties
index a6076c2..763dc45 100644
--- a/config/variables.properties
+++ b/config/variables.properties
@@ -1,2 +1,2 @@
-#Thu Oct 31 09:49:25 CET 2019
-FileSequentialNumber=73
+#Thu Oct 31 10:08:08 CET 2019
+FileSequentialNumber=74
diff --git a/script/sim/utils.py b/script/sim/utils.py
index 96f4df5..76c7214 100644
--- a/script/sim/utils.py
+++ b/script/sim/utils.py
@@ -1,5 +1,3 @@
-import ij
-from ij.io import Opener
 from ijutils import *
 from ch.psi.pshell.imaging.Overlays import *
 from ch.psi.pshell.imaging.Utils import *
@@ -34,20 +32,6 @@ class RoiIntensity(ReadonlyRegisterBase):
 # Frame integration
 ###############################################################################
 
-def integrate_ips(ips, as_float=True):    
-    aux = None
-    for i in range(len(ips)):
-        if i==0:        
-            img_type = "float" if as_float else "short"
-            aux = new_image(ips[i].width, ips[i].height, image_type=img_type, title = "sum", fill_color = None)
-        op_image(aux, ips[i], "add", float_result=as_float, in_place=True)    
-    return aux
-
-def average_ips (ips, roi=None, as_float=True):   
-    aux = integrate_ips(ips, as_float)     
-    op_const(aux, "divide", float(len(ips)), in_place=True)    
-    return aux
-
 def get_image(source, roi=None, wait_next=False):
     if wait_next:
         source.waitNext(-1)
@@ -70,21 +54,3 @@ def integrate_frames(source, samples=1, roi=None, wait_next=False, sleep=0, as_f
     return integrate_ips(grab_frames(source, samples, roi, wait_next, sleep), as_float)
     
 
-###############################################################################
-# Image manipulation 
-###############################################################################
-
-def get_ip_array(ip):
-    if type(ip.getProcessor()) == ij.process.FloatProcessor:
-        return ip.getProcessor().getFloatArray()
-    else:
-        return ip.getProcessor().getIntArray()
-
-def open_image(file_name):
-    file_name = get_context().setup.expandPath(file_name)
-    #return Opener().openTiff(file_name, 1)
-    return Opener().openImage(file_name)
-
-#Save TIFF from 
-#save_image(av, "{images}/float.tif","tiff")
-