diff -r 5b6ad7a7fd9d -r 3311eea28d56 controls/PouInstanceVariablesPanel.py
--- a/controls/PouInstanceVariablesPanel.py	Mon Aug 21 21:55:18 2017 +0300
+++ b/controls/PouInstanceVariablesPanel.py	Mon Aug 21 22:41:37 2017 +0300
@@ -28,6 +28,17 @@
 import wx.lib.agw.customtreectrl as CT
 import wx.lib.buttons
 
+from PLCControler import \
+    ITEMS_VARIABLE, \
+    ITEM_CONFIGURATION, \
+    ITEM_RESOURCE, \
+    ITEM_POU, \
+    ITEM_TRANSITION, \
+    ITEM_ACTION
+
+from util.BitmapLibrary import GetBitmap
+
+
 # Customize CustomTreeItem for adding icon on item right
 CT.GenericTreeItem._rightimages = []
 
@@ -116,9 +127,6 @@
 
 _ButtonCallbacks = namedtuple("ButtonCallbacks", ["leftdown", "dclick"])
 
-from PLCControler import ITEMS_VARIABLE, ITEM_CONFIGURATION, ITEM_RESOURCE, ITEM_POU, ITEM_TRANSITION, ITEM_ACTION
-from util.BitmapLibrary import GetBitmap
-
 
 class PouInstanceVariablesPanel(wx.Panel):