YUI.add("event-mousewheel",function(t,e){var n=function(e){var e=t.Array(e,0,!0),n=t.UA.gecko?(e[0]="DOMMouseScroll",t.config.win):t.config.doc;return e.length<3?e[2]=n:e.splice(2,0,n),e};t.Env.evt.plugins.mousewheel={on:function(){return t.Event._attach(n(arguments))},detach:function(){return t.Event.detach.apply(t.Event,n(arguments))}}},"patched-v3.18.4",{requires:["node-base"]});