(function($){$.fn.wheel=function(fn){return this[fn?"bind":"trigger"]("wheel",fn)};$.event.special.wheel={setup:function(){$.event.add(this,wheelEvents,wheelHandler,{})},teardown:function(){$.event.remove(this,wheelEvents,wheelHandler)}};var wheelEvents=!$.browser.mozilla?"mousewheel":"DOMMouseScroll"+($.browser.version<"1.9"?" mousemove":"");function wheelHandler(event){switch(event.type){case"mousemove":return $.extend(event.data,{clientX:event.clientX,clientY:event.clientY,pageX:event.pageX,pageY:event.pageY});case"DOMMouseScroll":$.extend(event,event.data);event.delta=-event.detail/3;break;case"mousewheel":event.delta=event.wheelDelta/120;break}event.type="wheel";return $.event.handle.call(this,event,event.delta)};$.fn.mousewheel=function(speed){return this.each(function(){var api=$(this).scrollable();api.getRoot().bind("wheel.scrollable",function(e,delta){api.move(delta<0?1:-1,speed||50);return false})})}})(jQuery);