They will be streaming the ball drop live online later on today. Now you won't have to miss it just because you don't have TV.
In the meantime you can check you this very cool flash animation: http://xplsv.com/prods/demos/xplsv_orsotheysay/
If your pc isn't very fast you may want to just watch the video it's the same thing you just don't need to render it. http://capped.tv/xplsv-or_so_they_say