/**
 * HoverAccordion - jQuery plugin for intuitively opening accordions and menus
 * 
 * http://berndmatzner.de/jquery/hoveraccordion/
 * 
 * Copyright (c) 2008-2010 Bernd Matzner
 * 
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 * 
 * Version: 0.9.0
 * 
 * Requires jQuery 1.4.4 or higher
 */
(function (h) {
    h.fn.hoverAccordion = function (a) {
        function m(d, f, b) {
            var e = h(o).find("." + a.classOpen).closest("li").find("ul:first");
            if (false === e.is(":animated")) {
                if (a.keepHeight == true) b = k;
                if (f.hasClass(a.classOpen) == false) {
                    d.children().show();
                    d.animate({
                        height: b
                    }, {
                        step: function (c) {
                            d.height(b - c)
                        },
                        duration: 2000
                    });
                    e.animate({
                        height: 0
                    }, {
                        step: function (c) {
                            d.height(b - c)
                        },
                        duration: 2000
                    }).children().hide();
                    f.addClass(a.classOpen).removeClass(a.classClosed);
                    e.closest("li").removeClass(a.classActive).find("a:first").addClass(a.classClosed).removeClass(a.classOpen)
                }
            }
        }
        a = jQuery.extend({
            speed: "slow",
            activateItem: true,
            keepHeight: false,
            onClickOnly: false,
            classActive: "active",
            classHeader: "header",
            classHover: "hover",
            classOpen: "opened",
            classClosed: "closed"
        }, a);
        var o = this,
            g = window.location.href,
            l = 0,
            n = 0,
            k = 0;
        h(this).children("li").each(function () {
            
            var d = h(this),
                f = false;
            n++;
            var b = d.find("a:first").addClass(a.classHeader);
            if (b.length > 0) {
                b.hover(function () {
                    b.addClass(a.classHover)
                }, function () {
                    b.removeClass(a.classHover)
                });
                var e = b.attr("href");
                if (e == "#") b.click(function () {
                    this.blur();
                    return false
                });
                else if (a.activateItem == true && g.indexOf(e) > 0 && g.length - g.lastIndexOf(e) == e.length) {
                    f = true;
                    d.addClass(a.classActive);
                    b.removeClass(a.classClosed).addClass(a.classOpen)
                }
            }
            var c = d.find("ul:first");
            if (c.length > 0) {
                var i = c.height();
                if (k < i) k = i;
                a.onClickOnly == true ? b.click(function () {
                    m(c, b, i)
                }) : b.hover(function () {
                    l = setInterval(function () {
                        m(c, b, i);
                        clearInterval(l)
                    }, 400)
                }, function () {
                    clearInterval(l)
                });
                if (a.activateItem == true) c.children("li").each(function () {
                    var j = h(this).find("a").attr("href");
                    if (j) if (g.indexOf(j) > 0 && g.length - g.lastIndexOf(j) == j.length) {
                        f = true;
                        d.addClass(a.classActive);
                        b.removeClass(a.classClosed).addClass(a.classOpen)
                    }
                });
                else if (parseInt(a.activateItem, 10) == n) {
                    f = true;
                    d.addClass(a.classActive);
                    b.removeClass(a.classClosed).addClass(a.classOpen)
                }
            }
            if (!f) {
                b.removeClass(a.classOpen);
                if (c.length > 0) {
                    c.children().hide();
                    b.addClass(a.classClosed)
                }
            }
        });
        return this
    }
})(jQuery);