From 93eeb002bf8c2497f32223aeb3d70017c1f56284 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@walter-laptop.(none)>
Date: Mon, 22 Feb 2010 15:11:18 +0000
Subject: caught some bad refs

---
diff --git a/tawindow.py b/tawindow.py
index b136aa2..77ab244 100644
--- a/tawindow.py
+++ b/tawindow.py
@@ -938,7 +938,8 @@ class TurtleArtWindow():
            self.palette_sprs[self.trash_index][self.orientation].hit((x,y)):
             return True
         """
-        if self.palette_sprs[self.selected_palette][self.orientation].hit(
+        if self.selected_palette is not None and\
+           self.palette_sprs[self.selected_palette][self.orientation].hit(
                                                                          (x,y)):
             return True
         return False
@@ -1375,6 +1376,8 @@ class TurtleArtWindow():
             elif self._show_button_hit(blk.spr, x, y):
                 dx = 20
                 blk.expand_in_x(dx)
+            else:
+                dx = 0
             for b in group:
                 if b != blk:
                     b.spr.move_relative((dx*blk.scale, 0))
--
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