Is it possible to have negative pagerank for any website. If yes then what are the reasons for this negative pagerank.
For a better understanding go through the discussion on neagtive pagerank.
http://productforums.google.com/forum/#!topic/webmasters/1wharPyxDts (http://productforums.google.com/forum/#!topic/webmasters/1wharPyxDts)
as opposed to what people thinks PR reflects the number and quality of backlinks, it's a result of some kind of func. calculating these two parameters, and that's it!