KiberQ,
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
#slider {
position: fixed;
}
body{
height: 2000px;
}
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(function() {
$(window).scroll(function(){
if($(window).scrollTop()+$(window).height()>=$(document).height())
{
$('#slider').html('ура! конец страницы!')
}
});
});
</script>
</head>
<body>
<div id="slider"></div>
</body>
</html>