http://www.talkingdalek.com/ Here is a link that does work, though it does not actually say anything you type into it. It just repeats old sound clips from Classic Who.
it was cute. I typed in, "My boss is a jerk" and it played a clip of "ex-ter-ma-nate, ex-ter-ma-nate!"
http://www.talkingdalek.com/ Don't work on my Mum's Laptop! Help meeeeeeeeeeee
Get a job and your own laptop, now get outta bed