FireFox how to change print program ??? (solved - mostly)

[clemens at dwf.com]

> Firefox has some nice options for printing, but I dont see how; 
> to change the print program itself (lpr).
> 
> What I WANT to do is to get things to print double sided (duplex).
> 
> What I have done in the past is to tell Mozilla that the print
> program was 'ipr' rather than 'lpr' and use this as a filter
> to affix 
>         << /Duplex false >> setpagedevice
> near the top of the postscript output.
> 
> So, how do I change the print program (from lpr) in Firefox?
>
> -or-
>
> Is there a better way? 
> -- 

OK, I found this.
If I hit the print icon, I get a large box, and next to the 
Printer: line is a 'Properties' box.
There I can edit the Print command, to use the method mentioned
above (the program 'ipr').

Anyone have a cleaner solution?

- -- 
                                        Reg.Clemens
                                        reg at dwf.com