>>>Erase from the printed result? Or from what? Is this watermark functional for the customer or just some copy protection for you?
>
>Context = people running an advanced report, then lifting the graphs for unattributed inclusion in presentations touting their own capabilities. I have no problem with that except that reasonably I'd like some credit for creating the resource underlying the promoted service.

High John, just because I stumble over it for other reasons.

Wouldn't it be enough to add a picture behind the canvas for foxcharts? Or holds the output single pictures? I have never tried to dive into this.