Re: "active" CSS

> case, scripting may be the best way to go, but in some cases it is not.  For 
> example, link-targeting, which seems more structural than presentational, 
> has had to be added to CSS 3 for Strict DTD pages because it was expunged 

Link targetting is behavioural.  The structural equivalent is still in the
strict version in the form of the rel and rev attributes.