There is more than one "TimeMap" in the geohistorical software space

Guest blogging at the Google Geo Developer's Blog, UC Berkeley's Nick Rabinowitz details his TimeMap Javascript library that:

helps the Google Maps API play nicely with the SIMILE Timeline API to create maps and timelines that work together

This is not to be confused with the older TimeMap family of software components (some now open-sourced), originally built by the Archaeological Computing Laboratory at the University of Sydney under the direction of Ian Johnson.