Google +1 button on English search results on google.com was launhced earlier this month -- will now start appearing on Google search pages globally," announced google.
"We'll be starting off with sites like google.co.uk, google.de, google.jp and google.fr, then expanding quickly to most other Google search sites soon after. We've partnered with a few more sites in Europe, Japan, India, Australia and New Zealand where you'll see +1 buttons over the coming days," stated the search gaint.
If you're a publisher based outside of the US, and you've been waiting to put +1 buttons on your site, now's a good time to get started. To add the +1 to your international websites just to the +1 button tool on Google Webmaster Central where it's already available in 44 languages.
Here's the how to guide for Blogger.com based blogs.
You must check our report on optimized +1 button code here.
[Source: Inside AdSense]