/*
 * 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 sf = $.fn.superfish,
            c = sf.c,
            $arrow = $(['<span class="',c.arrowClass,'"> &#187;</span>'].join('')),
            over = function(){
                var $$ = $(this), menu = getMenu($$);
                clearTimeout(menu.sfTimer);
                $$.showSuperfishUl().siblings().hideSuperfishUl();
            },
            out = function(){
                var $$ = $(this), menu = getMenu($$), o = sf.op;
                clearTimeout(menu.sfTimer);
                menu.sfTimer=setTimeout(function(){
                    o.retainPath=($.inArray($$[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 = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
                sf.op = sf.o[menu.serial];
                return menu;
            },
            addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };
            
        return this.each(function() {
            var s = this.serial = sf.o.length;
            var o = $.extend({},sf.defaults,op);
            o.$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);
            });
            sf.o[s] = sf.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 (sf.op.dropShadows  && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
            $(this).addClass(menuClasses.join(' '));
        });
    };

    var sf = $.fn.superfish;
    sf.o = [];
    sf.op = {};
    sf.IE7fix = function(){
        var o = sf.op;
        if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
            this.toggleClass(sf.c.shadowClass+'-off');
        };
    sf.c = {
        bcClass     : 'sf-breadcrumb',
        menuClass   : 'sf-js-enabled',
        anchorClass : 'sf-with-ul',
        arrowClass  : 'sf-sub-indicator',
        shadowClass : 'sf-shadow'
    };
    sf.defaults = {
        hoverClass    : 'sfHover',
        pathClass    : 'overideThisToUse',
        pathLevels    : 1,
        delay        : 800,
        animation    : {opacity:'show'},
        speed        : 'normal',
        autoArrows    : true,
        dropShadows : true,
        disableHI    : false,        // true disables hoverIntent detection
        onInit        : function(){}, // callback functions
        onBeforeShow: function(){},
        onShow        : function(){},
        onHide        : function(){}
    };
    $.fn.extend({
        hideSuperfishUl : function(){
            var o = sf.op,
                not = (o.retainPath===true) ? o.$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 = sf.op,
                sh = sf.c.shadowClass+'-off',
                $ul = this.addClass(o.hoverClass)
                    .find('>ul:hidden').css('visibility','visible');
            sf.IE7fix.call($ul);
            o.onBeforeShow.call($ul);
            $ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
            return this;
        }
    });

})(jQuery);

(function($){
    /* hoverIntent by Brian Cherne */
    $.fn.hoverIntent = function(f,g) {
        // default configuration options
        var cfg = {
            sensitivity: 7,
            interval: 100,
            timeout: 0
        };
        // override configuration options with user supplied object
        cfg = $.extend(cfg, g ? { over: f, out: g } : f );

        // instantiate variables
        // cX, cY = current X and Y position of mouse, updated by mousemove event
        // pX, pY = previous X and Y position of mouse, set by mouseover and polling interval
        var cX, cY, pX, pY;

        // A private function for getting mouse position
        var track = function(ev) {
            cX = ev.pageX;
            cY = ev.pageY;
        };

        // A private function for comparing current and previous mouse position
        var compare = function(ev,ob) {
            ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
            // compare mouse positions to see if they've crossed the threshold
            if ( ( Math.abs(pX-cX) + Math.abs(pY-cY) ) < cfg.sensitivity ) {
                $(ob).unbind("mousemove",track);
                // set hoverIntent state to true (so mouseOut can be called)
                ob.hoverIntent_s = 1;
                return cfg.over.apply(ob,[ev]);
            } else {
                // set previous coordinates for next time
                pX = cX; pY = cY;
                // use self-calling timeout, guarantees intervals are spaced out properly (avoids JavaScript timer bugs)
                ob.hoverIntent_t = setTimeout( function(){compare(ev, ob);} , cfg.interval );
            }
        };

        // A private function for delaying the mouseOut function
        var delay = function(ev,ob) {
            ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
            ob.hoverIntent_s = 0;
            return cfg.out.apply(ob,[ev]);
        };

        // A private function for handling mouse 'hovering'
        var handleHover = function(e) {
            // next three lines copied from jQuery.hover, ignore children onMouseOver/onMouseOut
            var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
            while ( p && p != this ) { try { p = p.parentNode; } catch(e) { p = this; } }
            if ( p == this ) { return false; }

            // copy objects to be passed into t (required for event object to be passed in IE)
            var ev = jQuery.extend({},e);
            var ob = this;

            // cancel hoverIntent timer if it exists
            if (ob.hoverIntent_t) { ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t); }

            // else e.type == "onmouseover"
            if (e.type == "mouseover") {
                // set "previous" X and Y position based on initial entry point
                pX = ev.pageX; pY = ev.pageY;
                // update "current" X and Y position based on mousemove
                $(ob).bind("mousemove",track);
                // start polling interval (self-calling timeout) to compare mouse coordinates over time
                if (ob.hoverIntent_s != 1) { ob.hoverIntent_t = setTimeout( function(){compare(ev,ob);} , cfg.interval );}

            // else e.type == "onmouseout"
            } else {
                // unbind expensive mousemove event
                $(ob).unbind("mousemove",track);
                // if hoverIntent state is true, then call the mouseOut function after the specified delay
                if (ob.hoverIntent_s == 1) { ob.hoverIntent_t = setTimeout( function(){delay(ev,ob);} , cfg.timeout );}
            }
        };

        // bind the function to the two event listeners
        return this.mouseover(handleHover).mouseout(handleHover);
    };
    
})(jQuery);