<blockquote>As I said at the beginning, much of what I covered here doesn’t work in Internet Explorer, most particularly :not() and outline. (Oh, so basically everything? -Ed.)</blockquote>
You can use a Javascript library to add that functionality to IE, i would suggest jQuery which has implemented most of the <a href=“http://docs.jquery.com/Selectors”>advanced selectors</a> used in the “diagnostic styles”.
<blockquote>As I said at the beginning, much of what I covered here doesn’t work in Internet Explorer, most particularly :not() and outline. (Oh, so basically everything? -Ed.)</blockquote>
You can use a Javascript library to add that functionality to IE, i would suggest jQuery which has implemented most of the <a href=“http://docs.jquery.com/Selectors”>advanced selectors</a> used in the “diagnostic styles”.