AutoPager is a Chrome extension which automatically loads the next page of a site inline when you reach the end of the current page for infinite scrolling of content. By default AutoPager works with a ton of sites, including Lifehacker, the New York Times, Digg, eBay, Amazon, Yahoo, YouTube, flickr, live, msn, myspace, wikipedia, ebay,taobao,Twitter and, of course, Google. AutoPager is a free software.

https://chrome.google.com/extensions/detail/mmgagnmbebdebebbcleklifnobamjonh