Online dating site,, plans to leverage Facebook's 58-million users by creating links between the two systems. 

The dating site will launch two new features that will help to bring its 15-million users in closer contact with Facebook.
The company has already released Match My Friends, whereby family and friends of people wishing to find dates can create profiles for them.
The Little Black Book, coming later this week, will offer a new way to link daters with Facebook users, letting them check out which other Facebook users are looking for dates.