AutoScroll

var autoscroll;$(document).ready(function(){$(".uinfo").before('[<input type="checkbox" class="as-box"/>Autoscroll] '),$(".as-box").change(function(){this.checked?autoscroll=setInterval(function(){var o=$(".postnew:last");o.length&&$("html, body").animate({scrollTop:o.offset().top},"slow")},1e3):clearInterval(autoscroll)})});