/*
 * FancyBox - simple and fancy jQuery plugin
 * Examples and documentation at: http://fancy.klade.lv/
 * Version: 1.2.1 (13/03/2009)
 * Copyright (c) 2009 Janis Skarnelis
 * Licensed under the MIT License: http://en.wikipedia.org/wiki/MIT_License
 * Requires: jQuery v1.3+
 */;
(function ($) {
    $.fn.fixPNG = function () {
        return this.each(function () {
            var image = $(this).css('backgroundImage');
            if (image.match(/^url\(["']?(.*\.png)["']?\)$/i)) {
                image = RegExp.$1;
                $(this).css({
                    'backgroundImage': 'none',
                    'filter': "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=" + ($(this).css('backgroundRepeat') == 'no-repeat' ? 'crop' : 'scale') + ", src='" + image + "')"
                }).each(function () {
                    var position = $(this).css('position');
                    if (position != 'absolute' && position != 'relative') $(this).css('position', 'relative')
                })
            }
        })
    };
    var elem, opts, busy = false,
        imagePreloader = new Image,
        loadingTimer, loadingFrame = 1,
        imageRegExp = /\.(jpg|gif|png|bmp|jpeg)(.*)?$/i;
    var isIE = ($.browser.msie && parseInt($.browser.version.substr(0, 1)) < 8);
    $.fn.fancybox = function (settings) {
        settings = $.extend({}, $.fn.fancybox.defaults, settings);
        var matchedGroup = this;

        function _initialize() {
            elem = this;
            opts = settings;
            _start();
            return false
        };

        function _start() {
            if (busy) return;
            if ($.isFunction(opts.callbackOnStart)) {
                opts.callbackOnStart()
            }
            opts.itemArray = [];
            opts.itemCurrent = 0;
            if (settings.itemArray.length > 0) {
                opts.itemArray = settings.itemArray
            } else {
                var item = {};
                if (!elem.rel || elem.rel == '') {
                    var item = {
                        href: elem.href,
                        title: elem.title
                    };
                    if ($(elem).children("img:first").length) {
                        item.orig = $(elem).children("img:first")
                    }
                    opts.itemArray.push(item)
                } else {
                    var subGroup = $(matchedGroup).filter("a[rel=" + elem.rel + "]");
                    var item = {};
                    for (var i = 0; i < subGroup.length; i++) {
                        item = {
                            href: subGroup[i].href,
                            title: subGroup[i].title
                        };
                        if ($(subGroup[i]).children("img:first").length) {
                            item.orig = $(subGroup[i]).children("img:first")
                        }
                        opts.itemArray.push(item)
                    }
                    while (opts.itemArray[opts.itemCurrent].href != elem.href) {
                        opts.itemCurrent++
                    }
                }
            }
            if (opts.overlayShow) {
                if (isIE) {
                    $('embed, object, select').css('visibility', 'hidden')
                }
                $("#fancy_overlay").css('opacity', opts.overlayOpacity).show()
            }
            _change_item()
        };

        function _change_item() {
            $("#fancy_right, #fancy_left, #fancy_close, #fancy_title").hide();
            var href = opts.itemArray[opts.itemCurrent].href;
            if (href.match(/#/)) {
                var target = window.location.href.split('#')[0];
                target = href.replace(target, '');
                target = target.substr(target.indexOf('#'));
                _set_content('<div id="fancy_div">' + $(target).html() + '</div>', opts.frameWidth, opts.frameHeight)
            } else if (href.match(imageRegExp)) {
                imagePreloader = new Image;
                imagePreloader.src = href;
                if (imagePreloader.complete) {
                    _proceed_image()
                } else {
                    $.fn.fancybox.showLoading();
                    $(imagePreloader).unbind().bind('load', function () {
                        $(".fancy_loading").hide();
                        _proceed_image()
                    })
                }
            } else if (href.match("iframe") || elem.className.indexOf("iframe") >= 0) {
                _set_content('<iframe id="fancy_frame" onload="$.fn.fancybox.showIframe()" name="fancy_iframe' + Math.round(Math.random() * 1000) + '" frameborder="0" hspace="0" src="' + href + '"></iframe>', opts.frameWidth, opts.frameHeight)
            } else {
                $.get(href, function (data) {
                    _set_content('<div id="fancy_ajax">' + data + '</div>', opts.frameWidth, opts.frameHeight)
                })
            }
        };

        function _proceed_image() {
            if (opts.imageScale) {
                var w = $.fn.fancybox.getViewport();
                var r = Math.min(Math.min(w[0] - 36, imagePreloader.width) / imagePreloader.width, Math.min(w[1] - 60, imagePreloader.height) / imagePreloader.height);
                var width = Math.round(r * imagePreloader.width);
                var height = Math.round(r * imagePreloader.height)
            } else {
                var width = imagePreloader.width;
                var height = imagePreloader.height
            }
            _set_content('<img alt="" id="fancy_img" src="' + imagePreloader.src + '" />', width, height)
        };

        function _preload_neighbor_images() {
            if ((opts.itemArray.length - 1) > opts.itemCurrent) {
                var href = opts.itemArray[opts.itemCurrent + 1].href;
                if (href.match(imageRegExp)) {
                    objNext = new Image();
                    objNext.src = href
                }
            }
            if (opts.itemCurrent > 0) {
                var href = opts.itemArray[opts.itemCurrent - 1].href;
                if (href.match(imageRegExp)) {
                    objNext = new Image();
                    objNext.src = href
                }
            }
        };

        function _set_content(value, width, height) {
            busy = true;
            var pad = opts.padding;
            if (isIE) {
                $("#fancy_content")[0].style.removeExpression("height");
                $("#fancy_content")[0].style.removeExpression("width")
            }
            if (pad > 0) {
                width += pad * 2;
                height += pad * 2;
                $("#fancy_content").css({
                    'top': pad + 'px',
                    'right': pad + 'px',
                    'bottom': pad + 'px',
                    'left': pad + 'px',
                    'width': 'auto',
                    'height': 'auto'
                });
                if (isIE) {
                    $("#fancy_content")[0].style.setExpression('height', '(this.parentNode.clientHeight - 20)');
                    $("#fancy_content")[0].style.setExpression('width', '(this.parentNode.clientWidth - 20)')
                }
            } else {
                $("#fancy_content").css({
                    'top': 0,
                    'right': 0,
                    'bottom': 0,
                    'left': 0,
                    'width': '100%',
                    'height': '100%'
                })
            }
            if ($("#fancy_outer").is(":visible") && width == $("#fancy_outer").width() && height == $("#fancy_outer").height()) {
                $("#fancy_content").fadeOut("fast", function () {
                    $("#fancy_content").empty().append($(value)).fadeIn("normal", function () {
                        _finish()
                    })
                });
                return
            }
            var w = $.fn.fancybox.getViewport();
            var itemLeft = (width + 36) > w[0] ? w[2] : (w[2] + Math.round((w[0] - width - 36) / 2));
            var itemTop = (height + 50) > w[1] ? w[3] : (w[3] + Math.round((w[1] - height - 50) / 2));
            var itemOpts = {
                'left': itemLeft,
                'top': itemTop,
                'width': width + 'px',
                'height': height + 'px'
            };
            if ($("#fancy_outer").is(":visible")) {
                $("#fancy_content").fadeOut("normal", function () {
                    $("#fancy_content").empty();
                    $("#fancy_outer").animate(itemOpts, opts.zoomSpeedChange, opts.easingChange, function () {
                        $("#fancy_content").append($(value)).fadeIn("normal", function () {
                            _finish()
                        })
                    })
                })
            } else {
                if (opts.zoomSpeedIn > 0 && opts.itemArray[opts.itemCurrent].orig !== undefined) {
                    $("#fancy_content").empty().append($(value));
                    var orig_item = opts.itemArray[opts.itemCurrent].orig;
                    var orig_pos = $.fn.fancybox.getPosition(orig_item);
                    $("#fancy_outer").css({
                        'left': (orig_pos.left - 18) + 'px',
                        'top': (orig_pos.top - 18) + 'px',
                        'width': $(orig_item).width(),
                        'height': $(orig_item).height()
                    });
                    if (opts.zoomOpacity) {
                        itemOpts.opacity = 'show'
                    }
                    $("#fancy_outer").animate(itemOpts, opts.zoomSpeedIn, opts.easingIn, function () {
                        _finish()
                    })
                } else {
                    $("#fancy_content").hide().empty().append($(value)).show();
                    $("#fancy_outer").css(itemOpts).fadeIn("normal", function () {
                        _finish()
                    })
                }
            }
        };

        function _set_navigation() {
            if (opts.itemCurrent != 0) {
                $("#fancy_left, #fancy_left_ico").unbind().bind("click", function (e) {
                    e.stopPropagation();
                    opts.itemCurrent--;
                    _change_item();
                    return false
                });
                $("#fancy_left").show()
            }
            if (opts.itemCurrent != (opts.itemArray.length - 1)) {
                $("#fancy_right, #fancy_right_ico").unbind().bind("click", function (e) {
                    e.stopPropagation();
                    opts.itemCurrent++;
                    _change_item();
                    return false
                });
                $("#fancy_right").show()
            }
        };

        function _finish() {
            _set_navigation();
            _preload_neighbor_images();
            $(document).keydown(function (e) {
                if (e.keyCode == 27) {
                    $.fn.fancybox.close();
                    $(document).unbind("keydown")
                } else if (e.keyCode == 37 && opts.itemCurrent != 0) {
                    opts.itemCurrent--;
                    _change_item();
                    $(document).unbind("keydown")
                } else if (e.keyCode == 39 && opts.itemCurrent != (opts.itemArray.length - 1)) {
                    opts.itemCurrent++;
                    _change_item();
                    $(document).unbind("keydown")
                }
            });
            if (opts.centerOnScroll) {
                $(window).bind("resize scroll", $.fn.fancybox.scrollBox)
            } else {
                $("div#fancy_outer").css("position", "absolute")
            }
            if (opts.hideOnContentClick) {
                $("#fancy_wrap").click($.fn.fancybox.close)
            }
            $("#fancy_overlay, #fancy_close").bind("click", $.fn.fancybox.close);
            $("#fancy_close").show();
            if (opts.itemArray[opts.itemCurrent].title !== undefined && opts.itemArray[opts.itemCurrent].title.length > 0) {
                $('#fancy_title div').html(opts.itemArray[opts.itemCurrent].title);
                $('#fancy_title').show()
            }
            if (opts.overlayShow && isIE) {
                $('embed, object, select', $('#fancy_content')).css('visibility', 'visible')
            }
            if ($.isFunction(opts.callbackOnShow)) {
                opts.callbackOnShow()
            }
            busy = false
        };
        return this.unbind('click').click(_initialize)
    };
    $.fn.fancybox.scrollBox = function () {
        var pos = $.fn.fancybox.getViewport();
        $("#fancy_outer").css('left', (($("#fancy_outer").width() + 36) > pos[0] ? pos[2] : pos[2] + Math.round((pos[0] - $("#fancy_outer").width() - 36) / 2)));
        $("#fancy_outer").css('top', (($("#fancy_outer").height() + 50) > pos[1] ? pos[3] : pos[3] + Math.round((pos[1] - $("#fancy_outer").height() - 50) / 2)))
    };
    $.fn.fancybox.getNumeric = function (el, prop) {
        return parseInt($.curCSS(el.jquery ? el[0] : el, prop, true)) || 0
    };
    $.fn.fancybox.getPosition = function (el) {
        var pos = el.offset();
        pos.top += $.fn.fancybox.getNumeric(el, 'paddingTop');
        pos.top += $.fn.fancybox.getNumeric(el, 'borderTopWidth');
        pos.left += $.fn.fancybox.getNumeric(el, 'paddingLeft');
        pos.left += $.fn.fancybox.getNumeric(el, 'borderLeftWidth');
        return pos
    };
    $.fn.fancybox.showIframe = function () {
        $(".fancy_loading").hide();
        $("#fancy_frame").show()
    };
    $.fn.fancybox.getViewport = function () {
        return [$(window).width(), $(window).height(), $(document).scrollLeft(), $(document).scrollTop()]
    };
    $.fn.fancybox.animateLoading = function () {
        if (!$("#fancy_loading").is(':visible')) {
            clearInterval(loadingTimer);
            return
        }
        $("#fancy_loading > div").css('top', (loadingFrame * -40) + 'px');
        loadingFrame = (loadingFrame + 1) % 12
    };
    $.fn.fancybox.showLoading = function () {
        clearInterval(loadingTimer);
        var pos = $.fn.fancybox.getViewport();
        $("#fancy_loading").css({
            'left': ((pos[0] - 40) / 2 + pos[2]),
            'top': ((pos[1] - 40) / 2 + pos[3])
        }).show();
        $("#fancy_loading").bind('click', $.fn.fancybox.close);
        loadingTimer = setInterval($.fn.fancybox.animateLoading, 66)
    };
    $.fn.fancybox.close = function () {
        busy = true;
        $(imagePreloader).unbind();
        $("#fancy_overlay, #fancy_close").unbind();
        if (opts.hideOnContentClick) {
            $("#fancy_wrap").unbind()
        }
        $("#fancy_close, .fancy_loading, #fancy_left, #fancy_right, #fancy_title").hide();
        if (opts.centerOnScroll) {
            $(window).unbind("resize scroll")
        }
        __cleanup = function () {
            $("#fancy_overlay, #fancy_outer").hide();
            if (opts.centerOnScroll) {
                $(window).unbind("resize scroll")
            }
            if (isIE) {
                $('embed, object, select').css('visibility', 'visible')
            }
            if ($.isFunction(opts.callbackOnClose)) {
                opts.callbackOnClose()
            }
            busy = false
        };
        if ($("#fancy_outer").is(":visible") !== false) {
            if (opts.zoomSpeedOut > 0 && opts.itemArray[opts.itemCurrent].orig !== undefined) {
                var orig_item = opts.itemArray[opts.itemCurrent].orig;
                var orig_pos = $.fn.fancybox.getPosition(orig_item);
                var itemOpts = {
                    'left': (orig_pos.left - 18) + 'px',
                    'top': (orig_pos.top - 18) + 'px',
                    'width': $(orig_item).width(),
                    'height': $(orig_item).height()
                };
                if (opts.zoomOpacity) {
                    itemOpts.opacity = 'hide'
                }
                $("#fancy_outer").stop(false, true).animate(itemOpts, opts.zoomSpeedOut, opts.easingOut, __cleanup)
            } else {
                $("#fancy_outer").stop(false, true).fadeOut("fast", __cleanup)
            }
        } else {
            __cleanup()
        }
        return false
    };
    $.fn.fancybox.build = function () {
        var html = '';
        html += '<div id="fancy_overlay"></div>';
        html += '<div id="fancy_wrap">';
        html += '<div class="fancy_loading" id="fancy_loading"><div></div></div>';
        html += '<div id="fancy_outer">';
        html += '<div id="fancy_inner">';
        html += '<div id="fancy_close"></div>';
        html += '<div id="fancy_bg"><div class="fancy_bg fancy_bg_n"></div><div class="fancy_bg fancy_bg_ne"></div><div class="fancy_bg fancy_bg_e"></div><div class="fancy_bg fancy_bg_se"></div><div class="fancy_bg fancy_bg_s"></div><div class="fancy_bg fancy_bg_sw"></div><div class="fancy_bg fancy_bg_w"></div><div class="fancy_bg fancy_bg_nw"></div></div>';
        html += '<a href="javascript:;" id="fancy_left"><span class="fancy_ico" id="fancy_left_ico"></span></a><a href="javascript:;" id="fancy_right"><span class="fancy_ico" id="fancy_right_ico"></span></a>';
        html += '<div id="fancy_content"></div>';
        html += '<div id="fancy_title"></div>';
        html += '</div>';
        html += '</div>';
        html += '</div>';
        $(html).appendTo("body");
        $('<table cellspacing="0" cellpadding="0" border="0"><tr><td class="fancy_title" id="fancy_title_left"></td><td class="fancy_title" id="fancy_title_main"><div></div></td><td class="fancy_title" id="fancy_title_right"></td></tr></table>').appendTo('#fancy_title');
        if (isIE) {
            $("#fancy_inner").prepend('<iframe class="fancy_bigIframe" scrolling="no" frameborder="0"></iframe>');
            $("#fancy_close, .fancy_bg, .fancy_title, .fancy_ico").fixPNG()
        }
    };
    $.fn.fancybox.defaults = {
        padding: 0,
        imageScale: true,
        zoomOpacity: false,
        zoomSpeedIn: 0,
        zoomSpeedOut: 0,
        zoomSpeedChange: 300,
        easingIn: 'swing',
        easingOut: 'swing',
        easingChange: 'swing',
        frameWidth: 425,
        frameHeight: 355,
        overlayShow: true,
        overlayOpacity: 0.9,
        hideOnContentClick: true,
        centerOnScroll: true,
        itemArray: [],
        callbackOnStart: null,
        callbackOnShow: null,
        callbackOnClose: null
    };
    $(document).ready(function () {
        $.fn.fancybox.build()
    })
})(jQuery);