Oh. I see now. The business object builds the web page and sends it to browser, is that right?

I was thinking a VFP form on the front that would set a text-box inputmask at init.

>Once per what? per app, per form instantiation, per add/edit?
>
>If dealing with web-browser front-end, it's a very different situation, since HTML, perhaps with JavaScript for validation, or DHTML for better formatting, is constructed somewhere in the middle tier area, but is really a part of user interface services. Kind of messes up the standard 3-tier diagrams.