Check whether user has scrolled to the bottom of the container. From http://stackoverflow.com/questions/6271237/detecting-when-user-scrolls-to-bottom-of-div-with-jquery
jQuery(function ($) {
$("#flux").bind("scroll", function () {
if (
$(this).scrollTop() + $(this).innerHeight() >=
$(this)[0].scrollHeight
) {
alert("end reached");
}
});
});