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/* Copyright (c) 2009 Brandon Aaron (http://brandonaaron.net)
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* Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
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* and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
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* Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
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* Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
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*
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* Version: 3.0.2
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*
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* Requires: 1.2.2+
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*/
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(function(c){
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var a=["DOMMouseScroll","mousewheel"];
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c.event.special.mousewheel={
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setup:function(){
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if(this.addEventListener){
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for(var d=a.length;d;){
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this.addEventListener(a[--d],b,false)
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}
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}else{
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this.onmousewheel=b
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}
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},
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teardown:function(){
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if(this.removeEventListener){
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for(var d=a.length;d;){
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this.removeEventListener(a[--d],b,false)
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}
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}else{
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this.onmousewheel=null
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}
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}
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};
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c.fn.extend({
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mousewheel:function(d){
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return d?this.bind("mousewheel",d):this.trigger("mousewheel")
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},
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unmousewheel:function(d){
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return this.unbind("mousewheel",d)
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}
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});
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function b(f){
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var d=[].slice.call(arguments,1),g=0,e=true;
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f=c.event.fix(f||window.event);
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f.type="mousewheel";
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if(f.wheelDelta){
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g=f.wheelDelta/120
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}
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if(f.detail){
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g=-f.detail/3
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}
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d.unshift(f,g);
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return c.event.handle.apply(this,d)
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}
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})(jQuery);
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