Google launched 'Instant Previews' in Webmasters Tools last year to help users better understand if a particular result was relevant for a their search query. Since launch, the Instant Previews team has been keeping an eye on common complaints and problems related to how pages are rendered for Instant Previews. When we see issues with preview images, they are frequently due to: Blocked resources due to a robots.txt entry Cloaking: Erroneous content being served to the Googlebot user-agent Poor alternative content when Flash is unavailable To overcome these problems, Google has a new Instant Preview tool in the Labs section of Webmaster Tools. Here, you can input the URL of any page on your site, then the 'Instant Preview' tool will fetch the page from your site and try to render it both as it would display in Chrome and through our Instant Preview renderer. Google says - "Please keep in mind that both of these renders are done using a recent build o...