/* Copyright (c) 2009 Brandon Aaron (http://brandonaaron.net)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 * Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
 * Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
 *
 * Version: 3.0.2
 * 
 * Requires: 1.2.2+
 */
(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);