Have You Looked At These Sites?

I was just wondering if anyone had noticed these two websites:

• Behind the Name - the Etymology and History of First Names
• Behind the Name - the Etymology and History of Surnames

Obviously, from the titles of the websites these websites deal with the meaning of first names and surnames. Both sites appear to be very informative. My only problem is that most of the surnames of my ancestors did not show up when I typed them. I don't know when the websites are updated, so it could be very possible that the owner is still updating the surname database. So, what do you think about these two websites?