On Feb 11, 2012, at 12:07 AM, Nobumi Iyanaga wrote:

> 
> One thing that I don't understand well in this is the meaning and the use of "quit". Could you please explain this?
> 
Quit causes the script to exit.  Because it was save stay open it would never exit.  Quit makes it go away, like chosing Quit from the application menu.

> Thank you very much in advance.
> 
> Best regard,
> 
> Nobumi Iyanaga
> Tokyo,
> Japan

-Mark