I think that was from the official satoshidice client program "SatoshiRoller" that they released a while back.
Where is this client? The only link I found directs you back to satoshidice.
Looks like I was wrong, and it's the blockchain.info wallet's SD feature that was tracking overall profit.
You can see that SatoshiRoller has a similar but different display:
You can get the client from http://satoshidice.com/roller/ - though I can't find it linked anywhere on their site. There's a forum thread announcing the client here: https://bitcointalksearch.org/topic/update-satoshidice-android-and-desktop-apps-open-beta-v11-124093