Google Apps highlights – 3/12/2010

This is part of a regular series of Google Apps updates that we post every couple of weeks. Look for the label “Google Apps highlights” and subscribe to the series. – Ed.

Today’s update includes a handful of experimental features, a bunch from third-party developers and one that lets you build new features yourself. Enjoy!

Fast new windows in Gmail
Working with email in a single window can slow you down, so throughout Gmail there are places where you can launch what you’re doing into a new window and accomplish two things at once. For example, you can search your…