Google Lat-Long Official blog has the announcement a new plugins available which for browser based version for Google Earth and embeddable to any websites. Currently, this plugins only work on Windows system and soon Mac and Linux version will be available. Just like as Microsoft Virtual Earth’s, now you can share 3D Google Earth, simply pasting some javacodes on your site.
Turning words from official Lat-long blog, “Our goal is to open up the entire core of Google Earth to developers in
the hopes that you’ll build the next great geo-based 3D application,
and change (yet again) how we view the world.
The Google Earth Browser Plugin is now live at http://code.google.com/apis/earth. Download it, learn from the online Developer Guide and samples, build something cool, and share it with the world!“
Google Earth, meet the browser [via google-latlong]