The AutoPager Mozilla Firefox 3.5 Add On automatically loads the next page of a site inline when you reach the end of the current page for infinite scrolling of content.
It includes a adblock similar features to allow you filter out the ads from the contents in the loaded page contents.
It works well with most of the greasemonkey scripts.
By default AutoPager works with a ton of sites, including Lifehacker, the New York Times, Digg, and, of course, Google. If you want to add your own custom autopaging to unsupported sites, the site wizard feature makes it easy (first pick the Next link, then discovery the links and content.
It’s configuration is base on XPath. You can find there is a built in function to create a XPath by click some links on the pages. This extension will import online configuration from this sources,these configurations includes support for some widely used sites and some general support for forums.
You can also share your site rules by click public button in the setting dialog.
You can find XPath tutorials at http://www.w3schools.com/xpath/ and http://www.zvon.org/xxl/XPathTutorial/General/examples.html.
You can always get the stable version here and the newer develop version at: http://www.teesoft.info/content/view/68/1/
You can find our tutorials at http://www.teesoft.info/content/view/91/1/
And some tips for creating AutoPager rules for new sites:
http://www.teesoft.info/content/view/87/1/
Auto Pager Refinements add links to the suggested keywords provided by surfcanyon. You can turn it of in Tools->AutoPager->Options if that is not useful for you.

Auto Loading Google Search Pages
Pages On Mozilla Firefox
Auto pager Settings
Creating XPath
Smart Paging

