I don't know if these links will help on this contentious subject but I found them by doing a search with the strings:(posted 8653 days ago)"without prejudice" +"uk" +"legal"
on the search engine:
www.google.com.
http://www.bakernet.com/Publications/Documents/1007_tx.htm
http://www.cavendishpublishing.com/lawstu/cases_articles/article10.asp