SF bug 778400:  IDLE hangs when selecting "Edit with IDLE".
The fix is confined to the Windows installer.

Not a bugfix candidate:  the need for the new -n switch added here was
introduced by moving to the idlefork IDLE (so this change isn't needed
or helpful before 2.3).
diff --git a/PCbuild/python20.wse b/PCbuild/python20.wse
index b1afad7..5ab12f1 100644
--- a/PCbuild/python20.wse
+++ b/PCbuild/python20.wse
@@ -2657,25 +2657,25 @@
 item: Edit Registry
   Total Keys=1
   Key=Python.NoConFile\shell\Edit with IDLE\command
-  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -e "%%1"
+  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -n -e "%%1"
 end
 item: Edit Registry
   Total Keys=1
   Key=Python.File\shell\Edit with IDLE\command
-  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -e "%%1"
+  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -n -e "%%1"
 end
 item: Else Statement
 end
 item: Edit Registry
   Total Keys=1
   Key=Software\CLASSES\Python.NoConFile\shell\Edit with IDLE\command
-  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -e "%%1"
+  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -n -e "%%1"
   Root=1
 end
 item: Edit Registry
   Total Keys=1
   Key=Software\CLASSES\Python.File\shell\Edit with IDLE\command
-  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -e "%%1"
+  New Value=%MAINDIR%\pythonw.exe %MAINDIR%\Lib\idlelib\idle.pyw -n -e "%%1"
   Root=1
 end
 item: End Block