function makeScrollbar(d,g,e,a,f){if(d.getScrollSize().y<=d.getSize().y){$(e).setStyle("background-image","none")}else{var b=(a?(d.getScrollSize().x-d.getSize().x):(d.getScrollSize().y-d.getSize().y));var c=new Slider(g,e,{steps:b,mode:(a?"horizontal":"vertical"),onChange:function(i){var h=(a?i:0);var j=(a?0:i);d.scrollTo(h,j)}}).set(0);if(!(f)){$$(d,g).addEvent("mousewheel",function(i){i=new Event(i).stop();var h=c.step-i.wheel*30;c.set(h)})}$(document.body).addEvent("mouseleave",function(){c.drag.stop()})}};