Mar 15
11
When Google crawls your site, ideally you want it to be able to see your site as a regular users would. If linked image, CSS, or JavaScript files are being blocked from crawling then Google is not able to properly render your site. The problem with that is you’d likely never know when those files are being blocked and causing issues for your website
Follow this link:
Google Webmaster Tools Now Shows When Images, CSS, or JavaScript Are Being Blocked by @mattsouthern