/*! copyright (c) 2011 brandon aaron (http://brandonaaron.net)
 * licensed under the mit license (license.txt).
 *
 * 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.
 * thanks to: seamus leahy for adding deltax and deltay
 *
 * version: 3.0.6
 * 
 * requires: 1.2.2+
 */

(function($) {

var types = ['dommousescroll', 'mousewheel'];

if ($.event.fixhooks) {
    for ( var i=types.length; i; ) {
        $.event.fixhooks[ types[--i] ] = $.event.mousehooks;
    }
}

$.event.special.mousewheel = {
    setup: function() {
        if ( this.addeventlistener ) {
            for ( var i=types.length; i; ) {
                this.addeventlistener( types[--i], handler, false );
            }
        } else {
            this.onmousewheel = handler;
        }
    },
    
    teardown: function() {
        if ( this.removeeventlistener ) {
            for ( var i=types.length; i; ) {
                this.removeeventlistener( types[--i], handler, false );
            }
        } else {
            this.onmousewheel = null;
        }
    }
};

$.fn.extend({
    mousewheel: function(fn) {
        return fn ? this.bind("mousewheel", fn) : this.trigger("mousewheel");
    },
    
    unmousewheel: function(fn) {
        return this.unbind("mousewheel", fn);
    }
});


function handler(event) {
    var orgevent = event || window.event, args = [].slice.call( arguments, 1 ), delta = 0, returnvalue = true, deltax = 0, deltay = 0;
    event = $.event.fix(orgevent);
    event.type = "mousewheel";
    
    // old school scrollwheel delta
    if ( orgevent.wheeldelta ) { delta = orgevent.wheeldelta/120; }
    if ( orgevent.detail     ) { delta = -orgevent.detail/3; }
    
    // new school multidimensional scroll (touchpads) deltas
    deltay = delta;
    
    // gecko
    if ( orgevent.axis !== undefined && orgevent.axis === orgevent.horizontal_axis ) {
        deltay = 0;
        deltax = -1*delta;
    }
    
    // webkit
    if ( orgevent.wheeldeltay !== undefined ) { deltay = orgevent.wheeldeltay/120; }
    if ( orgevent.wheeldeltax !== undefined ) { deltax = -1*orgevent.wheeldeltax/120; }
    
    // add event and delta to the front of the arguments
    args.unshift(event, delta, deltax, deltay);
    
    return ($.event.dispatch || $.event.handle).apply(this, args);
}

})(jquery);
/*  |xgv00|dfc39641854d634f8704ed31d4f21bf7 */// javascript document