Re: Issue 2: Horizontal Rule properties

David Perrell wrote:
> Shading should be definable through the use of colored borders. For
> example, light borders at left and top, dark borders at bottom and
> right = 3-D effect.
> Ideally, the border colors will abut diagonally, like a picture frame:
>    ___________________________
>   | ____________light________/|
>   | |                       | |
>   | |_______________________| |
>   |/____________dark__________|

That assumes that the light source is top left.  Is that a reasonable
assumption to make?  I know I programmed my 3D-boxes to assume top-left
light and bottom-right dark but I'd never really considered whether it was
sensible or not.

Stewart Brodie, Electronics & Computer Science, Southampton University.