Waypoints is a small jQuery plugin that makes it easy to execute a function whenever you scroll to an element.
http://imakewebthings.github.com/jquery-waypoints/
JavaScript Libraries and Functions
Get access to data on 25,021,500 websites jQuery Waypoints Customers. We know of 12,157,359 live websites using jQuery Waypoints and an additional 12,864,141 sites that used jQuery Waypoints historically and 1,407,203 websites in the United States.
Get a list of 25,021,500 websites using jQuery Waypoints which includes location information, hosting data, contact details, 12,157,359 currently live websites and an additional 897,909 domains that redirect to sites in this list. 12,864,141 sites that used this technology previouslyand 1,407,203 websites in the United States currently using jQuery Waypoints.
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