/*
 *        jQuery dropmenu 1.1.4
 *        www.frebsite.nl
 *        Copyright (c) 2010 Fred Heusschen
 *        Licensed under the MIT license.
 *        http://www.opensource.org/licenses/mit-license.php
 */


(function($) {
        $.fn.dropmenu = function(options) {
                var isIE         = $.browser.msie,
                        isIE6        = isIE && $.browser.version <= 7,
                        isIE7        = isIE && $.browser.version == 7,
                        isIE8        = isIE && $.browser.version == 8;


                return this.each(function() {

                        var opts  = $.extend({}, $.fn.dropmenu.defaults, options),
                                $menu = $(this),
                                $topl = $menu.find('> li'),
                                menuX = $menu.offset().left;

                        if (opts.maxWidth == 0) {
                                opts.maxWidth = $('body').width() - menuX;
                        }

                        //        UL itself and all LI's
                        $menu
                                .css({
                                        display: 'block',
                                        listStyle: 'none'
                                })
                                .find("li")
                                .css({
                                        display: 'block',
                                        listStyle: 'none',
                                        position: 'relative',
                                        margin: 0,
                                        padding: 0
                                });


                        var css = {
                                display: 'block',
                                outline: 'none'
                        };
                        if (opts.nbsp) css['whiteSpace'] = 'nowrap';

                        //        all A's and SPANs
                        $menu
                                .find('li > a, li > span')
                                .css(css);


                        //        top-level LI's and top level A's and SPANs
                        $topl
                                .css({
                                        float: 'left'
                                })
                                .find('> a, > span')
                                .addClass('toplevel')
                                .css({
                                        float: 'left'
                                });

                        //        all sub-ULs
                        $menu
                                .find('ul')
                                .css({
                                        display: 'none',
                                        position: 'absolute',
                                        margin: 0,
                                        padding: 0
                                });

var temp = $topl.find('> ul').find('li > a, li > span').find('ul')
                        //        first sub-UL and second, third, etc. sub-ULs
                        $topl
                                .find('> ul')
                                .css({
                                        left: 0,
                                        top: $topl.outerHeight()
                                })
                                .find('li > a, li > span')
                                .addClass('sublevel')
                                .parent()
                                .find('ul')
                                .css({
                                        top: 0
                                }).data('subsub', true);

                        $topl



                        //        IE fixes
                        if (isIE6) {
                                $menu.find('ul').css({
                                        lineHeight: 0
                                });
                        }
                        if (isIE6 || isIE7 || isIE8) {
                                $menu.find('ul a, ul span').css({
                                        zoom: 1
                                });
                        }


                        $menu.find('a').click(function() {
                                $('ul', $menu).hide();
                                $('a, span', $menu).removeClass('hover');
                        });

                        $menu.find('li').hover(

                                //        showing submenu
                                function() {
                                        var listit = this,
                                                subnav = $.fn.dropmenu.getSubnav(listit),
                                                subcss = { zIndex: $.fn.dropmenu.zIndex++ };

                                        $(listit).find('> a, > span').addClass('hover');

                                        if (!subnav) return;
                                        if ($(subnav).is(":animated")) return;

                                        if ($.data(subnav, 'subsub')) {
                                                var distance  = $(listit).outerWidth(),
                                                        itemWidth = $(listit).offset().left + distance - menuX,
                                                        position  = (opts.maxWidth < itemWidth) ? "right" : "left";

                                                subcss[position] = distance;
                                        }
                                        $(subnav).css(subcss);
                                        $.data(subnav, 'stayOpen', true);

                                        switch (opts.effect) {
                                                case 'slide':
                                                        $(subnav).slideDown(opts.speed);
                                                        break;

                                                case 'fade':
                                                        $(subnav).fadeIn(opts.speed);
                                                        break;

                                                default:
                                                        $(subnav).show();
                                                        break;
                                        }

                                //        hiding submenu
                                }, function() {
                                        var listit = this,
                                                subnav = $.fn.dropmenu.getSubnav(listit);

                                        if (!subnav) {
                                                $(listit).find('> a, > span').removeClass('hover');
                                                return;
                                        }

                                        $.data(subnav, 'stayOpen', false);
                                        setTimeout(function() {
                                                if ($.data(subnav, 'stayOpen')) return;
                                                $(listit).find('> a, > span').removeClass('hover');

                                                $('ul', subnav).hide();
                                                switch (opts.effect) {
                                                        case 'slide':
                                                                $(subnav).slideUp(opts.speed);
                                                                break;

                                                        case 'fade':
                                                                $(subnav).fadeOut(opts.speed);
                                                                break;

                                                        default:
                                                                $(subnav).hide();
                                                                break;
                                                }

                                        }, opts.timeout);
                                }
                        );
                });
        };

        $.fn.dropmenu.getSubnav = function(ele) {
                if (ele.nodeName.toLowerCase() == 'li') {
                        var subnav = $('> ul', ele);
                        return subnav.length ? subnav[0] : null;
                } else {
                        return ele;
                }
        }

        $.fn.dropmenu.zIndex         = 1000;
        $.fn.dropmenu.defaults         = {
                effect                        : 'none',                //        'slide', 'fade', or 'none'
                speed                        : 'normal',                //        'normal', 'fast', 'slow', 100, 1000, etc
                timeout                        : 250,
                nbsp                        : false,
                maxWidth                : 0
        };
})(jQuery);