jquery.scrollstop.min.js

/* http://james.padolsey.com/javascript/special-scroll-events-for-jquery/ */
(function(){var a=jQuery.event.special,b="D"+ +(new Date),c="D"+(+(new Date)+1);a.scrollstart={setup:function(){var c,d=function(b){var d=this,e=arguments;c?clearTimeout(c):(b.type="scrollstart",jQuery.event.handle.apply(d,e)),c=setTimeout(function(){c=null},a.scrollstop.latency)};jQuery(this).bind("scroll",d).data(b,d)},teardown:function(){jQuery(this).unbind("scroll",jQuery(this).data(b))}},a.scrollstop={latency:300,setup:function(){var b,d=function(c){var d=this,e=arguments;b&&clearTimeout(b),b=setTimeout(function(){b=null,c.type="scrollstop",jQuery.event.handle.apply(d,e)},a.scrollstop.latency)};jQuery(this).bind("scroll",d).data(c,d)},teardown:function(){jQuery(this).unbind("scroll",jQuery(this).data(c))}}})()