(function(c){var a=["DOMMouseScroll","mousewheel"];c.event.special.mousewheel={setup:function(){if(this.addEventListener){for(var d=a.length;d;){this.addEventListener(a[--d],b,false);}}else{this.onmousewheel=b;}},teardown:function(){if(this.removeEventListener){for(var d=a.length;d;){this.removeEventListener(a[--d],b,false);}}else{this.onmousewheel=null;}}};c.fn.extend({mousewheel:function(d){return d?this.bind("mousewheel",d):this.trigger("mousewheel");},unmousewheel:function(d){return this.unbind("mousewheel",d);}});function b(f){var d=[].slice.call(arguments,1),g=0,e=true;f=c.event.fix(f||window.event);f.type="mousewheel";if(f.wheelDelta){g=f.wheelDelta/120;}if(f.detail){g=-f.detail/3;}d.unshift(f,g);return c.event.handle.apply(this,d);}})(jQuery);