(function(a){a.fn.mousewheel=function(a){return this[a?"bind":"trigger"]("wheel",a)},a.event.special.wheel={setup:function(){a.event.add(this,b,c,{})},teardown:function(){a.event.remove(this,b,c)}};var b=a.browser.mozilla?"DOMMouseScroll"+(a.browser.version<"1.9"?" mousemove":""):"mousewheel";function c(b){switch(b.type){case"mousemove":return a.extend(b.data,{clientX:b.clientX,clientY:b.clientY,pageX:b.pageX,pageY:b.pageY});case"DOMMouseScroll":a.extend(b,b.data),b.delta=-b.detail/3;break;case"mousewheel":b.delta=b.wheelDelta/120}b.type="wheel";return a.event.handle.call(this,b,b.delta)}})(jQuery);