/*
 * Superfish v1.4.8 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 * 	http://www.opensource.org/licenses/mit-license.php
 * 	http://www.gnu.org/licenses/gpl.html
 *
 * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
 */

;
(function($){
    $.fn.superfish = function(op){

        var dtm = $.fn.superfish,
        c = dtm.c,
        $arrow = $(['<span class="',c.arrowClass,'"></span>'].join('')),
        over = function(){
            var $$ = $(this), menu = getMenu($$);
            clearTimeout(menu.dtmTimer);
            $$.showSuperfishUl().siblings().hideSuperfishUl();
        },
        out = function(){
            var $$ = $(this), menu = getMenu($$), o = dtm.op;
            clearTimeout(menu.dtmTimer);
            menu.dtmTimer=setTimeout(function(){
                o.retainPath=($.inArray($$[0],o.$path)>-1);
                $$.hideSuperfishUl();
                if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){
                    over.call(o.$path);
                }
            },o.delay);
        },
        getMenu = function($menu){
            var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
            dtm.op = dtm.o[menu.serial];
            return menu;
        },
        addArrow = function($a){
            $a.addClass(c.anchorClass).append($arrow.clone());
        };
			
        return this.each(function() {
            var s = this.serial = dtm.o.length;
            var o = $.extend({},dtm.defaults,op);
            o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
                $(this).addClass([o.hoverClass,c.bcClass].join(' '))
                .filter('li:has(ul)').removeClass(o.pathClass);
                //$(this).find("a.dtm-with-ul").addClass(o.hoverClass).css('color', '#ffffff');
            });
            dtm.o[s] = dtm.op = o;
			
            $('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {
                if (o.autoArrows) addArrow( $('>a:first-child',this) );
            })
            .not('.'+c.bcClass)
            .hideSuperfishUl();
			
            var $a = $('a',this);
            $a.each(function(i){
                var $li = $a.eq(i).parents('li');
                $a.eq(i).focus(function(){
                    over.call($li);
                }).blur(function(){
                    out.call($li);
                });
            });
            o.onInit.call(this);
			
        }).each(function() {
            var menuClasses = [c.menuClass];
            if (dtm.op.dropShadows  && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
            $(this).addClass(menuClasses.join(' '));
        });
    };

    var dtm = $.fn.superfish;
    dtm.o = [];
    dtm.op = {};
    dtm.IE7fix = function(){
        var o = dtm.op;
        if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
            this.toggleClass(dtm.c.shadowClass+'-off');
    };
    dtm.c = {
        bcClass     : 'dtm-breadcrumb',
        menuClass   : 'dtm-js-enabled',
        anchorClass : 'dtm-with-ul',
        arrowClass  : 'dtm-sub-indicator',
        shadowClass : 'dtm-shadow'
    };
    dtm.defaults = {
        hoverClass	: 'dtmHover',
        pathClass	: 'overideThisToUse',
        pathLevels	: 1,
        delay		: 200,
        animation	: {
            opacity:'show'
        },
        speed		: 'normal',
        autoArrows	: false,
        dropShadows : false,
        disableHI	: false,		// true disables hoverIntent detection
        onInit		: function(){}, // callback functions
        onBeforeShow    : function(){},
        onShow		: function(){},
        onHide		: function(){}
    };
    $.fn.extend({
        hideSuperfishUl : function(){
            var o = dtm.op,
            not = (o.retainPath===true) ? o.$path : '';
            o.retainPath = false;
            var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
            .find('>ul').hide().css('visibility','hidden');
            o.onHide.call($ul);
            return this;
        },
        showSuperfishUl : function(){
            var o = dtm.op,
            sh = dtm.c.shadowClass+'-off',
            $ul = this.addClass(o.hoverClass).find('>ul:hidden').css('visibility','visible');
            dtm.IE7fix.call($ul);
            o.onBeforeShow.call($ul);
            $ul.animate(o.animation,o.speed,function(){
                dtm.IE7fix.call($ul);
                o.onShow.call($ul);
            });
            return this;
        }
    });

})(jQuery);