Google Includes New Features on Adsense Publisher Toolbar

The Google Publisher Toolbar is a Chrome extension that allows users to view up-to-date information about their adsense earnings while anywhere on the web. Most of the bloggers and webmasters already using Publisher Toolbar to check their account earnings and performance. New users install this extension from Webstore
Now Google includes some new feature on Google Publisher Toolbar, that shows more information about specific ads on your site. When you click on the ad overlay, a pop-up window will open and you’ll see the targeting type for an impression in the ad details window. Also you can see ad source and the name of the advertiser in that window.

And also you can block any specific advertiser ads did not go to official site. Here the official plus from Google adsense team about this new feature.