/**
* hoverIntent r6 // 2011.02.26 // jQuery 1.5.1+
* <http://cherne.net/brian/resources/jquery.hoverIntent.html>
* 
* @param  f  onMouseOver function || An object with configuration options
* @param  g  onMouseOut function  || Nothing (use configuration options object)
* @author    Brian Cherne brian(at)cherne(dot)net
*/
(function ($) {
    $.fn.hoverIntent = function (f, g) {
        var cfg = {
            sensitivity: 7,
            interval: 100,
            timeout: 0
        };
        cfg = $.extend(cfg, g ? {
            over: f,
            out: g
        } : f);
        var cX, cY, pX, pY;
        var track = function (ev) {
                cX = ev.pageX;
                cY = ev.pageY
            };
        var compare = function (ev, ob) {
                ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
                if ((Math.abs(pX - cX) + Math.abs(pY - cY)) < cfg.sensitivity) {
                    $(ob).unbind("mousemove", track);
                    ob.hoverIntent_s = 1;
                    return cfg.over.apply(ob, [ev])
                } else {
                    pX = cX;
                    pY = cY;
                    ob.hoverIntent_t = setTimeout(function () {
                        compare(ev, ob)
                    }, cfg.interval)
                }
            };
        var delay = function (ev, ob) {
                ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
                ob.hoverIntent_s = 0;
                return cfg.out.apply(ob, [ev])
            };
        var handleHover = function (e) {
                var ev = jQuery.extend({}, e);
                var ob = this;
                if (ob.hoverIntent_t) {
                    ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t)
                }
                if (e.type == "mouseenter") {
                    pX = ev.pageX;
                    pY = ev.pageY;
                    $(ob).bind("mousemove", track);
                    if (ob.hoverIntent_s != 1) {
                        ob.hoverIntent_t = setTimeout(function () {
                            compare(ev, ob)
                        }, cfg.interval)
                    }
                } else {
                    $(ob).unbind("mousemove", track);
                    if (ob.hoverIntent_s == 1) {
                        ob.hoverIntent_t = setTimeout(function () {
                            delay(ev, ob)
                        }, cfg.timeout)
                    }
                }
            };
        return this.bind('mouseenter', handleHover).bind('mouseleave', handleHover)
    }
})(jQuery);