What's the difference between self and window?

Question

I have a JavaScript that deals with with detection whether the page is in frames or not. I used top.frames[] etc. and everything works fine.

In this script I notice

Answer 1

window and self both refer to the global object of the current web page.

For more info have a look at http://www.howtocreate.co.uk/tutorials/javascript/browserinspecific