"Protovis composes custom views of data with simple marks such as bars and dots. Unlike low-level graphics libraries that quickly become tedious for visualization, Protovis defines marks through dynamic properties that encode data, allowing inheritance, scales and layouts to simplify construction." - Bret Taylor
Thank you. I've been looking for an easy way to generate treemaps on the fly. - Kevin Fox
esta bueno no? - ignacio thorres miranda