Ok with this..
$(window).scroll(function() { $(\'.slides_layover\').removeClass(\'showing_layover\'); $(\'#slides_effect\').show(); });
function scrolled() { //do by scroll start $(this).off('scroll')[0].setTimeout(function(){ //do by scroll end $(this).on('scroll',scrolled); }, 500) } $(window).on('scroll',scrolled);
very small Version with start and end ability