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"You'd thought the day would never come but it has, Google has finally added asynchronous ad code.Asynchronous ad code support means your AdSense ads will have less of an opportunity to slow down your page loads.  Google said this provides \"improved web latency and a better user experience for your site\u2019s visitors.\"  Truth is, publishers have been asking for this for years.To see it yourself, login to your Google AdSense account, and create a new ad and click get ad code.  The second screen will show you a drop down to choose between the old code and the new BETA asynchronous option:You can learn more about using this option over here.A WebmasterWorld thread has publisher rejoicing over the added support.  One said:Holly sh.t! This is big! Edit: You can remove the inline dimensions and define the ad size via external css. Perfect for responsive design. Edit 2: You can add data-ad-channel=\"0000\" for custom channelForum discussion at WebmasterWorld."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/google-adsense-asynchronous-ad-code-17008.html>