[removed] How to detect if browser window is scrolled to bottom?

Question

I need to detect if a user is scrolled to the bottom of a page. If they are at the bottom of the page, when I add new content to the bottom, I will automatically scroll them

Answer 1

I've just started looking at this and the answers here helped me, so thanks for that. I've expanded a little so that the code is safe all the way back to IE7:

Hope this proves useful for someone.

Here, have a Fiddle ;)