/**
 * Copyright (c) 2007-2010 Ariel Flesler - aflesler<a>gmail<d>com | http://flesler.blogspot.com
 * Dual licensed under MIT and GPL.
 * @author Ariel Flesler
 * @version 1.2.9b
 */
;
(function($) {
    var h = location.href.replace(/#.*/, '');
    var i = $.localScroll = function(a) {
        $('body').localScroll(a)
    };
    i.defaults = {
        duration: 1000,
        axis: 'y',
        event: 'click',
        stop: true,
        target: window,
        reset: true
    };
    i.hash = function(a) {
        if (location.hash) {
            a = $.extend({}, i.defaults, a);
            a.hash = false;
            if (a.reset) {
                var d = a.duration;
                delete a.duration;
                $(a.target).scrollTo(0, a);
                a.duration = d
            }
            scroll(0, location, a)
        }
    };
    $.fn.localScroll = function(b) {
        b = $.extend({}, i.defaults, b);
        return b.lazy ? this.bind(b.event, function(e) {
            var a = $([e.target, e.target.parentNode]).filter(filter)[0];
            if (a)
                scroll(e, a, b)
        }) : this.find('a,area').filter(filter).bind(b.event, function(e) {
            scroll(e, this, b)
        }).end().end();
        function filter() {
            return !!this.href&&!!this.hash && this.href.replace(this.hash, '') == h && (!b.filter || $(this).is(b.filter))
        }
    };
    function scroll(e, a, b) {
        var c = a.hash.slice(1), elem = document.getElementById(c) || document.getElementsByName(c)[0];
        if (!elem)
            return;
        if (e)
            e.preventDefault();
        var d = $(b.target);
        if (b.lock && d.is(':animated') || b.onBefore && b.onBefore(e, elem, d) === false)
            return;
        if (b.stop)
            d._scrollable().stop(true);
        if (b.hash) {
            var f = b.offset;
            f = f && f.top || f || 0;
            var g = elem.id == c ? 'id': 'name', $a = $('<a> </a>').attr(g, c).css({
                position: 'absolute',
                top: $(window).scrollTop() + f,
                left: $(window).scrollLeft()
            });
            elem[g] = '';
            $('body').prepend($a);
            location = a.hash;
            $a.remove();
            elem[g] = c
        }
        d.scrollTo(elem, b).trigger('notify.serialScroll', [elem])
    }
})(jQuery);