From: "The Librarian" 
Comment to:"James C. Sewell" 
Hey Jim,
That's exactly what I was looking for.  Thanks much.
Skip
YOUR MESSAGE WAS:
>The Librarian, whom God loves, said:
To allow me to know when files are being switched
I have inserted the line [to make a beep]
>
>You can create a global variable in the TSE.UI file
>near the top.  Call it MakeSound or something like
>that and set it to 1. (There is a section for global
>variables already.  You may put it there.)
>
>  integer MakeSound=1
>
>Then in your function OnFirstEdit say:
>
>proc OnFirstEdit()
>if MakeSound == 1
>Sound(50) Delay(2) NoSound()
>endif
>end
>
>And finally set up some key combination to toggle the sound like:
> MakeSound = iif( MakeSound==1),0,1)
>
>
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