>Hi,
>
>I would like to modify the code written by Ed Rauh that allows installation of a font programmatically. To avoid having my program installing the same font over and over (even if there is not downside), I would like the program first to check if the font already installed. And then, if not, install it one time only.
>
>Thank in advance for any suggestions.

I believe you can use aFonts() - it lists all already installed fonts.