(function ($) {

    $.fn.easySlider = function (options) {

        // default configuration properties
        var defaults = {
            prevId: 'prevBtn',
            prevText: 'Previous',
            nextId: 'nextBtn',
            nextText: 'Next',
            controlsShow: true,
            controlsBefore: '',
            controlsAfter: '',
            controlsFade: true,
            firstId: 'firstBtn',
            firstText: 'First',
            firstShow: false,
            lastId: 'lastBtn',
            lastText: 'Last',
            lastShow: false,
            vertical: false,
            speed: 800,
            auto: false,
            pause: 2000,
            continuous: false,
            numeric: false,
            numericId: 'controls'
        };

        var options = $.extend(defaults, options);

        this.each(function () {
            var obj = $(this);
            var s = $("li", obj).length;
            var w = parseInt($("li", obj).width() + 26);
            var h = $("li", obj).height();
            var clickable = true;
            obj.width(w);
            // obj.height(h);
            obj.css("overflow", "hidden");
            var ts = s - 1;
            var t = 0;
            $("ul", obj).css('width', s * w);

            if (options.continuous) {
                $("ul", obj).prepend($("ul li:last-child", obj).clone().css("margin-left", "-" + w + "px"));
                $("ul", obj).append($("ul li:nth-child(2)", obj).clone());
                $("ul", obj).css('width', (s + 1) * w);
            };

            if (!options.vertical) $("li", obj).css('float', 'left');

            if (options.controlsShow) {
                var html = options.controlsBefore;
                if (options.numeric) {
                    html += '<ol id="' + options.numericId + '"></ol>';
                }

                if (options.firstShow) html += '<span id="' + options.firstId + '"><a href=\"javascript:void(0);\">' + options.firstText + '</a></span>';
                html += ' <span id="' + options.prevId + '"><a href=\"javascript:void(0);\">' + options.prevText + '</a></span>';
                html += ' <span id="' + options.nextId + '"><a href=\"javascript:void(0);\">' + options.nextText + '</a></span>';
                if (options.lastShow) html += ' <span id="' + options.lastId + '"><a href=\"javascript:void(0);\">' + options.lastText + '</a></span>';

                html += options.controlsAfter;
                $(obj).after(html);
                SliderImgLoad($("ul li:nth-child(2)", obj).find("img:first"));//.length > 1 ? $("ul li:nth-child(2)", obj).find("img.vjs-poster") : $("ul li:nth-child(2)", obj).find("img"));
            };


            if (options.numeric) {
                for (var i = 0; i < s; i++) {
                    $(document.createElement("li"))
						.attr('id', options.numericId + (i + 1))
						.html('<a style="cursor:default;" rel=' + i + ' ></a>')
						.appendTo($("#" + options.numericId))
                    //						.click(function () {
                    //						    animate($("a", $(this)).attr('rel'), true);
                    //						});
                };
            }

            $("a", "#" + options.nextId).click(function () {
                animate("next", true);

            });
            $("a", "#" + options.prevId).click(function () {
                animate("prev", true);

            });
            $("a", "#" + options.firstId).click(function () {
                animate("first", true);
            });
            $("a", "#" + options.lastId).click(function () {
                animate("last", true);
            });

            function waitFor(img) {
                if (!img.complete) {
                    imgWait = setTimeout('waitFor(' + img + ')', 2500);
                }
                else {
                    return true;
                }
            }

            function animateSlider(elem) {
                try {
                    $('.work_media .video-js').each(function () {
                        var player = $(this).VideoJS().player()
                        if (player != undefined && !player.paused()) {
                            player.pause();
                        }
                    });
                }
                catch (ex) {
                    //                    $('.work_media .vjs-flash-fallback object').each(function () {
                    //                        if ($f(this).isPlaying()) {
                    //                            $f(this).pause();
                    //                        }
                    //                    });
                };
                var counter = 0;
                var sliderHeight = elem.parent().parent().height() + 20;
                var wrHeight = elem.parent().parent().height() + 60;
                var imgHeight = elem.parents(".work_media").find("img.vjs-poster").length > 0 ? elem.parents(".work_media").find("img.vjs-poster")[0].height : elem.height();
               // elem.height() == 0 ? (elem[0].height == 0 ? elem.parent().find("img.vjs-poster")[0].height : elem[0].height) : elem.height();
                $('#' + options.prevId + '').animate({ opacity: 0 }, { queue: false, duration: 100 });
                $('#' + options.nextId + '').animate({ opacity: 0 }, { queue: false, duration: 100 });
                $(obj).animate({ height: sliderHeight }, { queue: false, duration: 400 });
                $('.descriptionLi ').animate({ height: $('.col-wrapper .col1').height() + 105 }, { queue: false, duration: 300, complete: function () {
                    $('.col-wrapper ').animate({ height: $('.col-wrapper .col1').height() + 45 }, { queue: false, duration: 800 });
                    $('.descriptionLi ').animate({ height: $('.col-wrapper .col1').height() + 45 }, { queue: false, duration: 800, complete: function () {
                        $('#' + options.prevId + '').css('top', parseInt(imgHeight / 2) + 15);
                        $('#' + options.nextId + '').css('top', parseInt(imgHeight / 2) + 15);
                        $('#' + options.prevId + '').animate({ opacity: 1 }, { queue: false, duration: 200 });
                        $('#' + options.nextId + '').animate({ opacity: 1 }, { queue: false, duration: 200 });
                        $('.preloader').animate({ opacity: 0, height: 0 }, 300);
                    }
                    });
                }
                });
            }

            function setCurrent(i) {
                i = parseInt(i) + 1;
                $("li", "#" + options.numericId).removeClass("current");
                $("li#" + options.numericId + i).addClass("current");
            };

            function adjust() {
                if (t > ts) t = 0;
                if (t < 0) t = ts;
                if (!options.vertical) {
                    $("ul", obj).css("margin-left", (t * w * -1));
                } else {
                    $("ul", obj).css("margin-left", (t * h * -1));
                }
                clickable = true;
                if (options.numeric) setCurrent(t);

            };

            function SliderImgLoad(img) {
                img.one('load', function () {
                    animateSlider(img);
                });
            }

            function animate(dir, clicked) {
                if (clickable) {

                    clickable = false;
                    var ot = t;
                    switch (dir) {
                        case "next":
                            t = (ot >= ts) ? (options.continuous ? t + 1 : ts) : t + 1;
                            animateSlider($("ul li:nth-child(" + parseInt(t + 2) + ") ", obj).find("img:first"));//.length > 1 ? $("ul li:nth-child(" + parseInt(t + 2) + ") ", obj).find("img.vjs-poster") : $("ul li:nth-child(" + parseInt(t + 2) + ") ", obj).find("img"));
                            break;
                        case "prev":
                            animateSlider($("ul li:nth-child(" + parseInt(t + 1) + ") ", obj).find("img:first"));//.length > 1 ? $("ul li:nth-child(" + parseInt(t + 1) + ") ", obj).find("img.vjs-poster") : $("ul li:nth-child(" + parseInt(t + 1) + ") ", obj).find("img"));
                            t = (t < 0) ? (options.continuous ? t - 1 : 0) : t - 1;
                            break;
                        case "first":
                            t = 0;
                            break;
                        case "last":
                            t = ts;
                            break;
                        default:
                            t = dir;
                            break;
                    };
                    var diff = Math.abs(ot - t);
                    var speed = diff * options.speed;
                    if (!options.vertical) {
                        p = (t * w * -1);
                        $("ul", obj).animate(
							{ marginLeft: p },
							{ queue: false, duration: speed, complete: adjust }
						);



                    } else {
                        p = (t * h * -1);
                        $("ul", obj).animate(
							{ marginTop: p },
							{ queue: false, duration: speed, complete: adjust }
						);
                    };

                    if (!options.continuous && options.controlsFade) {
                        if (t == ts) {
                            $("a", "#" + options.nextId).hide();
                            $("a", "#" + options.lastId).hide();
                        } else {
                            $("a", "#" + options.nextId).show();
                            $("a", "#" + options.lastId).show();
                        };
                        if (t == 0) {
                            $("a", "#" + options.prevId).hide();
                            $("a", "#" + options.firstId).hide();
                        } else {
                            $("a", "#" + options.prevId).show();
                            $("a", "#" + options.firstId).show();
                        };
                    };

                    if (clicked) clearTimeout(timeout);
                    if (options.auto && dir == "next" && !clicked) {
                        ;
                        timeout = setTimeout(function () {
                            animate("next", false);
                        }, diff * options.speed + options.pause);
                    };

                };

            };
            // init
            var timeout;
            if (options.auto) {
                ;
                timeout = setTimeout(function () {
                    animate("next", false);
                }, options.pause);
            };

            if (options.numeric) setCurrent(0);

            if (!options.continuous && options.controlsFade) {
                $("a", "#" + options.prevId).hide();
                $("a", "#" + options.firstId).hide();
            };

        });

    };

})(jQuery);