update pathnames
diff --git a/Demo/tkinter/guido/MimeViewer.py b/Demo/tkinter/guido/MimeViewer.py
index 5bf194a..06b7a88 100755
--- a/Demo/tkinter/guido/MimeViewer.py
+++ b/Demo/tkinter/guido/MimeViewer.py
@@ -1,4 +1,4 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
 
 # View a single MIME multipart message.
 # Display each part as a box.