diff --git a/gui/Gui/Scytherthread.py b/gui/Gui/Scytherthread.py
index 89d0d92..9db1391 100644
--- a/gui/Gui/Scytherthread.py
+++ b/gui/Gui/Scytherthread.py
@@ -185,7 +185,7 @@ class VerificationWindow(wx.Dialog):
         sizer.Add(label, 0, wx.ALIGN_CENTRE|wx.ALL, 5)
 
         line = wx.StaticLine(self, -1, size=(20,-1), style=wx.LI_HORIZONTAL)
-        sizer.Add(line, 0, wx.GROW|wx.ALIGN_CENTER_VERTICAL|wx.RIGHT|wx.TOP, 5)
+        sizer.Add(line, 0, wx.GROW|wx.RIGHT|wx.TOP, 5)
 
         btnsizer = wx.StdDialogButtonSizer()
         
diff --git a/gui/scyther-gui.py b/gui/scyther-gui.py
index 863f35b..c292b32 100755
--- a/gui/scyther-gui.py
+++ b/gui/scyther-gui.py
@@ -94,6 +94,19 @@ The exact error was:
 
 
 #---------------------------------------------------------------------------
+global WXPYTHON4
+global WXPYTHONINFREQ
+WXPYTHON4 = False
+WXPYTHONINFREQ = wx
+
+try:
+    import wx.adv
+
+    WXPYTHON4 = True
+    WXPYTHONINFREQ = wx.adv
+except ImportError:
+    pass
+
 """ import externals """
 import sys
 import os
@@ -139,7 +152,7 @@ def parseArgs():
 
 #---------------------------------------------------------------------------
 
-class MySplashScreen(wx.adv.SplashScreen):
+class MySplashScreen(WXPYTHONINFREQ.SplashScreen):
     def __init__(self,basedir):
         path = os.path.join(basedir,"Images")
         image = os.path.join(path,"scyther-splash.png")