On Mon, 10 Feb 2003, Tim Laureska wrote: > what is the purpose of the # sign prefixing some of > the selectors in a style sheet? And I guess more importantly when do > you use them? . Use # when the selector is an id. Use . as a prefix when the selector is a class. Use ids when there will only ever be one of that on any given page, example: id="pagefooter". Classes you can use as many times as you like on a page. Annelise