From e2646c90183d4714972ab480465fcd99f4fa26f1 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@walter-laptop.(none)>
Date: Wed, 10 Feb 2010 23:30:07 +0000
Subject: fixed flow problem

---
diff --git a/tawindow.py b/tawindow.py
index 3ea29e3..7b70da3 100644
--- a/tawindow.py
+++ b/tawindow.py
@@ -1231,8 +1231,12 @@ class TurtleArtWindow():
         while b is not None:
             if b.name in COLLAPSIBLE:
                 return None
+            if b.name in ['repeat', 'if', 'ifelse']:
+                if blk != b.connections[len(b.connections)-1]:
+                    return None
             if b.name == 'sandwichtop':
                 return b
+            blk = b
             b = b.connections[0]
         return None
 
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