If you're a fan of the Google Visualizations project, you'll be excited to know that the project has been updated on Force.com Code Share. The updates include a couple of new visualization components, including a Hierarchical Chart component that can be used to visualize Account hierarchies and Contact hierarchies out of the box. Here’s a screenshot of the new Hierarchical Chart component in action:

In addition, the test coverage for the entire project has been increased, and there are many new code samples – so there's something for everyone!

To update your project to the latest version of the code, follow the Google Visualizations Project Update Instructions. If you're not familiar with the Google Visualizations project, you can learn more by reading the Introduction to Google Visualizations article.