How to make python scripts .py executable, not bring up editor

[Grumman]

korean_dave wrote:
> From command Prompt, i type in a script,  "tryme.py".
> 
> This, instead, brings up PythonWin editor and Interactive Window.
> 
> Path variable is "C:\Python24". (I need Python 2.4 installed, not 2.5)
> 
> How do I make it so that the script runs?

Start-><right click>My Computer->Properties->Advanced->Environment Variables

in bottom pane "System Variables" add ";.py" to "PATHEXT"