Visibility of social network links from global site : Best of the 5 in terms of connections to Facebook, Twitter, Digg It, LinkedIn and Delicious on every page – then again they’re still firmly tucked away at the bottom of the  site so it’s easy to miss them. It was a simple idea. So the top 5 under scrutiny (as defined by Services Top 100 ) . Fujitsu. Accenture. Some 2.5k