window.addEvent('domready', function(){
    (function(){
        var scrollEl = $$('.scrollable');
        scrollEl.each(function(el){
            new Element('div', {'class': 'scrollable-container'}).wraps(el);
            var wrap = new Element('div', {'class':'scroll-content'}).wraps(el);
            var barOver = new Element('div', {'class':'over-bar'}).inject(new Element('div', {'class':'over-bar-all'}).inject(wrap, 'after'));
            var bar = new Element('div', {'class':'bar'}).inject(barOver);
            new ScrollBar(wrap, bar, new Element('div', {'class':'knob'}).inject(bar), {
                slider: {
                    mode: 'vertical',
                    offset: 0
                }
            });
        });
    })();

});