// ==================================================
// os_fancybox v3.2.10
//
// Licensed GPLv3 for open source use
// or os_fancybox Commercial License for commercial use
//
// http://fancyapps.com/os_fancybox/
// Copyright 2017 fancyApps
//
// ==================================================
;(function (window, document, $, undefined) {
    'use strict';

    // If there's no jQuerGall, os_fancybox can't work
    // =========================================

    if ( !$ ) {
        return;
    }

    // Check if os_fancybox is already initialized
    // ========================================

    if ( $.fn.os_fancybox ) {

        if ( 'console' in window ) {
            //console.log( 'os_fancybox already initialized' );
        }

        return;
    }

    // Private default settings
    // ========================

    var defaults = {

        // Enable infinite gallery navigation
        loop : false,

        // Space around image, ignored if zoomed-in or viewport width is smaller than 800px
        margin : [44, 0],

        // Horizontal space between slides
        gutter : 50,

        // Enable keyboard navigation
        keyboard : true,

        // Should display navigation arrows at the screen edges
        arrows : true,

        // Should display infobar (counter and arrows at the top)
        infobar : true,

        // Should display toolbar (buttons at the top)
        toolbar : true,

        // What buttons should appear in the top right corner.
        // Buttons will be created using templates from `btnTpl` option
        // and they will be placed into toolbar (class="os_fancybox-toolbar"` element)
        buttons : [
            'slideShow',
            'fullScreen',
            'thumbs',
            'share',
            //'download',
            //'zoom',
            'close'
        ],

        // Detect "idle" time in seconds
        idleTime : 3,

        // Should display buttons at top right corner of the content
        // If 'auto' - they will be created for content having type 'html', 'inline' or 'ajax'
        // Use template from `btnTpl.smallBtn` for customization
        smallBtn : 'auto',

        // Disable right-click and use simple image protection for images
        protect : false,

        // Shortcut to make content "modal" - disable keyboard navigtion, hide buttons, etc
        modal : false,

        image : {

            // Wait for images to load before displaying
            // Requires predefined image dimensions
            // If 'auto' - will zoom in thumbnail if 'width' and 'height' attributes are found
            preload : "auto"

        },

        ajax : {

            // Object containing settings for ajax request
            settings : {

                // This helps to indicate that request comes from the modal
                // Feel free to change naming
                data : {
                    os_fancybox : true
                }
            }

        },

        iframe : {

            // Iframe template
            tpl : '<iframe id="os_fancybox-frame{rnd}" name="os_fancybox-frame{rnd}" class="os_fancybox-iframe" frameborder="0" vspace="0" hspace="0" webkitAllowFullScreen mozallowfullscreen allowFullScreen allowtransparency="true" src=""></iframe>',

            // Preload iframe before displaying it
            // This allows to calculate iframe content width and height
            // (note: Due to "Same Origin Policy", you can't get cross domain data).
            preload : true,

            // Custom CSS styling for iframe wrapping element
            // You can use this to set custom iframe dimensions
            css : {},

            // Iframe tag attributes
            attr : {
                scrolling : 'auto'
            }

        },

        // Default content type if cannot be detected automatically
        defaultType : 'image',

        // Open/close animation type
        // Possible values:
        //   false            - disable
        //   "zoom"           - zoom images from/to thumbnail
        //   "fade"
        //   "zoom-in-out"
        //
        animationEffect : "zoom",

        // Duration in ms for open/close animation
        animationDuration : 500,

        // Should image change opacity while zooming
        // If opacity is "auto", then opacity will be changed if image and thumbnail have different aspect ratios
        zoomOpacity : "auto",

        // Transition effect between slides
        //
        // Possible values:
        //   false            - disable
        //   "fade'
        //   "slide'
        //   "circular'
        //   "tube'
        //   "zoom-in-out'
        //   "rotate'
        //
        transitionEffect : "fade",

        // Duration in ms for transition animation
        transitionDuration : 366,

        // Custom CSS class for slide element
        slideClass : '',

        // Custom CSS class for layout
        baseClass : '',

        // Base template for layout
        baseTpl	:
            '<div class="os_fancybox-container" role="dialog" tabindex="-1">' +
                '<div class="os_fancybox-bg"></div>' +
                '<div class="os_fancybox-inner">' +
                    '<div class="os_fancybox-infobar">' +
                        '<span data-os_fancybox-index></span>&nbsp;/&nbsp;<span data-os_fancybox-count></span>' +
                    '</div>' +
                    '<div class="os_fancybox-toolbar">{{buttons}}</div>' +
                    '<div class="os_fancybox-navigation">{{arrows}}</div>' +
                    '<div class="os_fancybox-stage"></div>' +
                    '<div class="os_fancybox-caption-wrap"><div class="os_fancybox-caption"></div></div>' +
                '</div>' +
            '</div>',

        // Loading indicator template
        spinnerTpl : '<div class="os_fancybox-loading"></div>',

        // Error message template
        errorTpl : '<div class="os_fancybox-error"><p>{{ERROR}}<p></div>',

        btnTpl : {

            download : '<a download data-os_fancybox-download class="os_fancybox-button os_fancybox-button--download" title="{{DOWNLOAD}}">' +
                        '<svg class="hvr-wobble-skew" viewBox="0 0 40 40">' +
                            '<path d="M20,23 L20,8 L20,23 L13,16 L20,23 L27,16 L20,23 M26,28 L13,28 L27,28 L14,28" />' +
                        '</svg>' +
                    '</a>',

            zoom : '<button data-os_fancybox-zoom class="os_fancybox-button os_fancybox-button--zoom" title="{{ZOOM}}">' +
                        '<svg class="hvr-wobble-skew" viewBox="0 0 40 40">' +
                            '<path d="M 18,17 m-8,0 a 8,8 0 1,0 16,0 a 8,8 0 1,0 -16,0 M25,23 L31,29 L25,23" />' +
                        '</svg>' +
                    '</button>',

            close : '<button data-os_fancybox-close class="os_fancybox-button os_fancybox-button--close" title="{{CLOSE}}">' +
                        '<svg class="hvr-wobble-skew" viewBox="0 0 40 40">' +
                            '<path d="M10,10 L30,30 M30,10 L10,30" />' +
                        '</svg>' +
                    '</button>',

            // This small close button will be appended to your html/inline/ajax content by default,
            // if "smallBtn" option is not set to false
            smallBtn   : '<button data-os_fancybox-close class="os_fancybox-close-small" title="{{CLOSE}}"></button>',

            // Arrows
            arrowLeft : '<button data-os_fancybox-prev class="os_fancybox-button os_fancybox-button--arrow_left" title="{{PREV}}">' +
                            '<svg viewBox="0 0 40 40">' +
                              '<path d="M10,20 L30,20 L10,20 L18,28 L10,20 L18,12 L10,20"></path>' +
                            '</svg>' +
                          '</button>',

            arrowRight : '<button data-os_fancybox-next class="os_fancybox-button os_fancybox-button--arrow_right" title="{{NEXT}}">' +
                          '<svg viewBox="0 0 40 40">' +
                            '<path d="M30,20 L10,20 L30,20 L22,28 L30,20 L22,12 L30,20"></path>' +
                          '</svg>' +
                        '</button>'
        },

        // Container is injected into this element
        parentEl : 'body',


        // Focus handling
        // ==============

        // Try to focus on the first focusable element after opening
        autoFocus : false,

        // Put focus back to active element after closing
        backFocus : true,

        // Do not let user to focus on element outside modal content
        trapFocus : true,


        // Module specific options
        // =======================

        fullScreen : {
            autoStart : false,
        },

        // Set `touch: false` to disable dragging/swiping
        touch : {
            vertical : true,  // Allow to drag content vertically
            momentum : true   // Continue movement after releasing mouse/touch when panning
        },

        // Hash value when initializing manually,
        // set `false` to disable hash change
        hash : null,

        // Customize or add new media types
        // Example:
        /*
        media : {
            youtube : {
                params : {
                    autoplay : 0
                }
            }
        }
        */
        media : {},

        slideShow : {
            autoStart : false,
            speed     : 4000
        },

        thumbs : {
			autoStart   : false,                  // Display thumbnails on opening
			hideOnClose : true,                   // Hide thumbnail grid when closing animation starts
			parentEl    : '.os_fancybox-container',  // Container is injected into this element
			axis        : 'y'                     // Vertical (y) or horizontal (x) scrolling
		},

        // Use mousewheel to navigate gallery
        // If 'auto' - enabled for images only
        wheel : 'auto',

        // Callbacks
        //==========

        // See Documentation/API/Events for more information
        // Example:
        /*
            afterShow: function( instance, current ) {
                 console.info( 'Clicked element:' );
                 console.info( current.opts.$orig );
            }
        */

        onInit       : $.noop,  // When instance has been initialized

        beforeLoad   : $.noop,  // Before the content of a slide is being loaded
        afterLoad    : $.noop,  // When the content of a slide is done loading

        beforeShow   : $.noop,  // Before open animation starts
        afterShow    : $.noop,  // When content is done loading and animating

        beforeClose  : $.noop,  // Before the instance attempts to close. Return false to cancel the close.
        afterClose   : $.noop,  // After instance has been closed

        onActivate   : $.noop,  // When instance is brought to front
        onDeactivate : $.noop,  // When other instance has been activated


        // Interaction
        // ===========

        // Use options below to customize taken action when user clicks or double clicks on the os_fancybox area,
        // each option can be string or method that returns value.
        //
        // Possible values:
        //   "close"           - close instance
        //   "next"            - move to next gallery item
        //   "nextOrClose"     - move to next gallery item or close if gallery has only one item
        //   "toggleControls"  - show/hide controls
        //   "zoom"            - zoom image (if loaded)
        //   false             - do nothing

        // Clicked on the content
        clickContent : function( current, event ) {
            return current.type === 'image' ? 'zoom' : false;
        },

        // Clicked on the slide
        clickSlide : 'close',

        // Clicked on the background (backdrop) element
        clickOutside : 'close',

        // Same as previous two, but for double click
        dblclickContent : false,
        dblclickSlide   : false,
        dblclickOutside : false,


        // Custom options when mobile device is detected
        // =============================================

        mobile : {
            idleTime : false,
            margin   : 0,

            clickContent : function( current, event ) {
                return current.type === 'image' ? 'toggleControls' : false;
            },
            clickSlide : function( current, event ) {
                return current.type === 'image' ? 'toggleControls' : 'close';
            },
            dblclickContent : function( current, event ) {
                return current.type === 'image' ? 'zoom' : false;
            },
            dblclickSlide : function( current, event ) {
                return current.type === 'image' ? 'zoom' : false;
            }
        },


        // Internationalization
        // ============

        lang : 'en',
        i18n : {
            'en' : {
                CLOSE       : 'Close',
                NEXT        : 'Next',
                PREV        : 'Previous',
                ERROR       : 'The requested content cannot be loaded. <br/> Please try again later.',
                PLAY_START  : 'Start slideshow',
                PLAY_STOP   : 'Pause slideshow',
                FULL_SCREEN : 'Full screen',
                THUMBS      : 'Thumbnails',
                DOWNLOAD    : 'Download',
                SHARE       : 'Share',
                ZOOM        : 'Zoom'
            },
            'de' : {
                CLOSE       : 'Schliessen',
                NEXT        : 'Weiter',
                PREV        : 'Zurück',
                ERROR       : 'Die angeforderten Daten konnten nicht geladen werden. <br/> Bitte versuchen Sie es später nochmal.',
                PLAY_START  : 'Diaschau starten',
                PLAY_STOP   : 'Diaschau beenden',
                FULL_SCREEN : 'Vollbild',
                THUMBS      : 'Vorschaubilder',
                DOWNLOAD    : 'Herunterladen',
                SHARE       : 'Teilen',
                ZOOM        : 'Maßstab'
            }
        }

    };

    // Few useful variables and methods
    // ================================

    var $W = $(window);
    var $D = $(document);

    var called = 0;


    // Check if an object is a jQuerGall object and not a native JavaScript object
    // ========================================================================

    var isQuery = function ( obj ) {
        return obj && obj.hasOwnProperty && obj instanceof $;
    };


    // Handle multiple browsers for "requestAnimationFrame" and "cancelAnimationFrame"
    // ===============================================================================

    var requestAFrame = (function () {
        return window.requestAnimationFrame ||
                window.webkitRequestAnimationFrame ||
                window.mozRequestAnimationFrame ||
                window.oRequestAnimationFrame ||
                // if all else fails, use setTimeout
                function (callback) {
                    return window.setTimeout(callback, 1000 / 60);
                };
    })();


    // Detect the supported transition-end event property name
    // =======================================================

    var transitionEnd = (function () {
        var t, el = document.createElement("fakeelement");

        var transitions = {
            "transition"      : "transitionend",
            "OTransition"     : "oTransitionEnd",
            "MozTransition"   : "transitionend",
            "WebkitTransition": "webkitTransitionEnd"
        };

        for (t in transitions) {
            if (el.style[t] !== undefined){
                return transitions[t];
            }
        }

        return 'transitionend';
    })();


    // Force redraw on an element.
    // This helps in cases where the browser doesn't redraw an updated element properly.
    // =================================================================================

    var forceRedraw = function( $el ) {
        return ( $el && $el.length && $el[0].offsetHeight );
    };


    // Class definition
    // ================

    var os_fancybox = function( content, opts, index ) {
        var self = this;

        self.opts = $.extend( true, { index : index }, $.os_fancybox.defaults, opts || {} );

        if ( $.os_fancybox.isMobile ) {
            self.opts = $.extend( true, {}, self.opts, self.opts.mobile );
        }

        // Exclude buttons option from deep merging
        if ( opts && $.isArray( opts.buttons ) ) {
            self.opts.buttons = opts.buttons;
        }

        self.id    = self.opts.id || ++called;
        self.group = [];

        self.currIndex = parseInt( self.opts.index, 10 ) || 0;
        self.prevIndex = null;

        self.prevPos = null;
        self.currPos = 0;

        self.firstRun = null;

        // Create group elements from original item collection
        self.createGroup( content );

        if ( !self.group.length ) {
            return;
        }

        // Save last active element and current scroll position
        self.$lastFocus = $(document.activeElement).blur();

        // Collection of gallery objects
        self.slides = {};

        self.init();
        
    };

    $.extend(os_fancybox.prototype, {

        // Create DOM structure
        // ====================

        init : function() {
            var self = this,
                firstItem      = self.group[ self.currIndex ],
                firstItemOpts  = firstItem.opts,
                scrollbarWidth = $.os_fancybox.scrollbarWidth,
                $scrollDiv,
                $container,
                buttonStr;

            self.scrollTop  = $D.scrollTop();
            self.scrollLeft = $D.scrollLeft();


            // Hide scrollbars
            // ===============

            if ( !$.os_fancybox.getInstance() ) {

                $( 'body' ).addClass( 'os_fancybox-active' );

                // iOS hack
                if ( /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream ) {

                    // iOS has problems for input elements inside fixed containers,
                    // the workaround is to apply `position: fixed` to `<body>` element,
                    // unfortunately, this makes it lose the scrollbars and forces address bar to appear.

                    if ( firstItem.type !== 'image' ) {
                        $( 'body' ).css( 'top', $( 'body' ).scrollTop() * -1 ).addClass( 'os_fancybox-iosfix' );
                    }

                } else if ( !$.os_fancybox.isMobile && document.body.scrollHeight > window.innerHeight ) {

                    if ( scrollbarWidth === undefined ) {
                        $scrollDiv = $('<div style="width:50px;height:50px;overflow:scroll;" />').appendTo( 'body' );

                        scrollbarWidth = $.os_fancybox.scrollbarWidth = $scrollDiv[0].offsetWidth - $scrollDiv[0].clientWidth;

                        $scrollDiv.remove();
                    }

                    $( 'head' ).append( '<style id="os_fancybox-style-noscroll" type="text/css">.compensate-for-scrollbar { margin-right: ' + scrollbarWidth + 'px; }</style>' );
                    $( 'body' ).addClass( 'compensate-for-scrollbar' );
                }
            }


            // Build html markup and set references
            // ====================================

            // Build html code for buttons and insert into main template
            buttonStr = '';

            $.each( firstItemOpts.buttons, function( index, value ) {
                buttonStr += ( firstItemOpts.btnTpl[ value ] || '' );
            });

            // Create markup from base template, it will be initially hidden to
            // avoid unnecessary work like painting while initializing is not complete
            $container = $(
                self.translate( self,
                    firstItemOpts.baseTpl
                        .replace( '\{\{buttons\}\}', buttonStr )
                        .replace( '\{\{arrows\}\}', firstItemOpts.btnTpl.arrowLeft + firstItemOpts.btnTpl.arrowRight )
                )
            )
                .attr( 'id', 'os_fancybox-container-' + self.id )
                .addClass( 'os_fancybox-is-hidden' )
                .addClass( firstItemOpts.baseClass )
                .data( 'os_fancybox', self )
                .appendTo( firstItemOpts.parentEl );

            // Create object holding references to jQuerGall wrapped nodes
            self.$refs = {
                container : $container
            };

            [ 'bg', 'inner', 'infobar', 'toolbar', 'stage', 'caption', 'navigation' ].forEach(function(item) {
                self.$refs[ item ] = $container.find( '.os_fancybox-' + item );
            });

            self.trigger( 'onInit' );

            // Enable events, deactive previous instances
            self.activate();

            // Build slides, load and reveal content
            self.jumpTo( self.currIndex ); 
        },


        // Simple i18n support - replaces object keys found in template
        // with corresponding values
        // ============================================================

        translate : function( obj, str ) {
            var arr = obj.opts.i18n[ obj.opts.lang ];

            return str.replace(/\{\{(\w+)\}\}/g, function(match, n) {
                var value = arr[n];

                if ( value === undefined ) {
                    return match;
                }

                return value;
            }); 
        },

        // Create array of gally item objects
        // Check if each object has valid type and content
        // ===============================================

        createGroup : function ( content ) {
            var self  = this;
            var items = $.makeArray( content );

            $.each(items, function( i, item ) {
                var obj  = {},
                    opts = {},
                    $item,
                    type,
                    found,
                    src,
                    srcParts;

                // Step 1 - Make sure we have an object
                // ====================================

                if ( $.isPlainObject( item ) ) {

                    // We probably have manual usage here, something like
                    // $.os_fancybox.open( [ { src : "image.jpg", type : "image" } ] )

                    obj  = item;
                    opts = item.opts || item;

                } else if ( $.type( item ) === 'object' && $( item ).length ) {

                    // Here we probably have jQuerGall collection returned by some selector
                    $item = $( item );

                    opts = $item.data();
                    opts = $.extend( {}, opts, opts.options || {} );

                    // Here we store clicked element
                    opts.$orig = $item;

                    obj.src = opts.src || $item.attr( 'href' );

                    // Assume that simple syntax is used, for example:
                    //   `$.os_fancybox.open( $("#test"), {} );`
                    if ( !obj.type && !obj.src ) {
                        obj.type = 'inline';
                        obj.src  = item;
                    }

                } else {

                    // Assume we have a simple html code, for example:
                    //   $.os_fancybox.open( '<div><h1>Hi!</h1></div>' );

                    obj = {
                        type : 'html',
                        src  : item + ''
                    };

                }

                // Each gallery object has full collection of options
                obj.opts = $.extend( true, {}, self.opts, opts );

                // Do not merge buttons array
                if ( $.isArray( opts.buttons ) ) {
                    obj.opts.buttons = opts.buttons;
                }


                // Step 2 - Make sure we have content type, if not - try to guess
                // ==============================================================

                type = obj.type || obj.opts.type;
                src  = obj.src || '';

                if ( !type && src ) {
                    if ( src.match(/(^data:image\/[a-z0-9+\/=]*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg|ico)((\?|#).*)?$)/i) ) {
                        type = 'image';

                    } else if ( src.match(/\.(pdf)((\?|#).*)?$/i) ) {
                        type = 'pdf';

                    } else if ( found = src.match(/\.(mp4|mov|ogv)((\?|#).*)?$/i) ) {
                        type = 'video';

                        if ( !obj.opts.videoFormat ) {
                            obj.opts.videoFormat = 'video/' + ( found[1] === 'ogv' ? 'ogg' : found[1] );
                        }

                    } else if ( src.charAt(0) === '#' ) {
                        type = 'inline';
                    }
                }

                if ( type ) {
                    obj.type = type;

                } else {
                    self.trigger( 'objectNeedsType', obj );
                }


                // Step 3 - Some adjustments
                // =========================

                obj.index = self.group.length;

                // Check if $orig and $thumb objects exist
                if ( obj.opts.$orig && !obj.opts.$orig.length ) {
                    delete obj.opts.$orig;
                }

                if ( !obj.opts.$thumb && obj.opts.$orig ) {
                    obj.opts.$thumb = obj.opts.$orig.find( 'img:first' );
                }

                if ( obj.opts.$thumb && !obj.opts.$thumb.length ) {
                    delete obj.opts.$thumb;
                }

                // "caption" is a "special" option, it can be used to customize caption per gallery item ..
                if ( $.type( obj.opts.caption ) === 'function' ) {
                    
                    obj.opts.caption = obj.opts.caption.apply( item, [ self, obj ] );
                }

                if ( $.type( self.opts.caption ) === 'function' ) {
                    
                    obj.opts.caption = self.opts.caption.apply( item, [ self, obj ] );
                }

                // Make sure we have caption as a string or jQuerGall object
                if ( !( obj.opts.caption instanceof $ ) ) {
                    obj.opts.caption = obj.opts.caption === undefined ? '' : obj.opts.caption + '';
                }

                // Check if url contains "filter" used to filter the content
                // Example: "ajax.html #something"
                if ( type === 'ajax' ) {
                    srcParts = src.split(/\s+/, 2);

                    if ( srcParts.length > 1 ) {
                        obj.src = srcParts.shift();

                        obj.opts.filter = srcParts.shift();
                    }
                }

                if ( obj.opts.smallBtn == 'auto' ) {

                    if ( $.inArray( type, ['html', 'inline', 'ajax'] ) > -1 ) {
                        obj.opts.toolbar  = false;
                        obj.opts.smallBtn = true;

                    } else {
                        obj.opts.smallBtn = false;
                    }

                }

                // If the type is "pdf", then simply load file into iframe
                if ( type === 'pdf' ) {
                    obj.type = 'iframe';

                    obj.opts.iframe.preload = false;
                }

                // Hide all buttons and disable interactivity for modal items
                if ( obj.opts.modal ) {

                    obj.opts = $.extend(true, obj.opts, {
                        // Remove buttons
                        infobar : 0,
                        toolbar : 0,

                        smallBtn : 0,

                        // Disable keyboard navigation
                        keyboard : 0,

                        // Disable some modules
                        slideShow  : 0,
                        fullScreen : 0,
                        thumbs     : 0,
                        touch      : 0,

                        // Disable click event handlers
                        clickContent    : false,
                        clickSlide      : false,
                        clickOutside    : false,
                        dblclickContent : false,
                        dblclickSlide   : false,
                        dblclickOutside : false
                    });

                }

                // Step 4 - Add processed object to group
                // ======================================

                self.group.push( obj );

            });

        },


        // Attach an event handler functions for:
        //   - navigation buttons
        //   - browser scrolling, resizing;
        //   - focusing
        //   - keyboard
        //   - detect idle
        // ======================================

        addEvents : function() {
            var self = this;

            self.removeEvents();

            // Make navigation elements clickable
            self.$refs.container.on('click.fb-close', '[data-os_fancybox-close]', function(e) {
                e.stopPropagation();
                e.preventDefault();

                self.close( e );

            }).on( 'click.fb-prev touchend.fb-prev', '[data-os_fancybox-prev]', function(e) {
                e.stopPropagation();
                e.preventDefault();

                self.previous();

            }).on( 'click.fb-next touchend.fb-next', '[data-os_fancybox-next]', function(e) {
                e.stopPropagation();
                e.preventDefault();
                
                self.next();

            }).on( 'click.fb', '[data-os_fancybox-zoom]', function(e) {
                // Click handler for zoom button
                self[ self.isScaledDown() ? 'scaleToActual' : 'scaleToFit' ]();
            });


            // Handle page scrolling and browser resizing
            $W.on('orientationchange.fb resize.fb', function(e) {

                if ( e && e.originalEvent && e.originalEvent.type === "resize" ) {

                    requestAFrame(function() {
                        self.update();
                    });

                } else {

                    self.$refs.stage.hide();

                    setTimeout(function() {
                        self.$refs.stage.show();

                        self.update();
                    }, 600);

                }

            });

            // Trap keyboard focus inside of the modal, so the user does not accidentally tab outside of the modal
            // (a.k.a. "escaping the modal")
            $D.on('focusin.fb', function(e) {
                var instance = $.os_fancybox ? $.os_fancybox.getInstance() : null;

                if ( instance.isClosing || !instance.current || !instance.current.opts.trapFocus || $( e.target ).hasClass( 'os_fancybox-container' ) || $( e.target ).is( document ) ) {
                    return;
                }

                if ( instance && $( e.target ).css( 'position' ) !== 'fixed' && !instance.$refs.container.has( e.target ).length ) {
                    e.stopPropagation();

                    instance.focus();

                    // Sometimes page gets scrolled, set it back
                    $W.scrollTop( self.scrollTop ).scrollLeft( self.scrollLeft );
                }
            });


            // Enable keyboard navigation
            $D.on('keydown.fb', function (e) {
                var current = self.current,
                    keycode = e.keyCode || e.which;

                if ( !current || !current.opts.keyboard ) {
                    return;
                }

                if ( $(e.target).is('input') || $(e.target).is('textarea') ) {
                    return;
                }

                // Backspace and Esc keys
                if ( keycode === 8 || keycode === 27 ) {
                    e.preventDefault();

                    self.close( e );

                    return;
                }

                // Left arrow and Up arrow
                if ( keycode === 37 || keycode === 38 ) {
                    e.preventDefault();

                    self.previous();

                    return;
                }

                // Righ arrow and Down arrow
                if ( keycode === 39 || keycode === 40 ) {
                    e.preventDefault();

                    self.next();

                    return;
                }

                self.trigger('afterKeydown', e, keycode);
            });


            // Hide controls after some inactivity period
            if ( self.group[ self.currIndex ].opts.idleTime ) {
                self.idleSecondsCounter = 0;

                $D.on('mousemove.fb-idle mouseleave.fb-idle mousedown.fb-idle touchstart.fb-idle touchmove.fb-idle scroll.fb-idle keydown.fb-idle', function(e) {
                    self.idleSecondsCounter = 0;

                    if ( self.isIdle ) {
                        self.showControls();
                    }

                    self.isIdle = false;
                });

                self.idleInterval = window.setInterval(function() {
                    self.idleSecondsCounter++;

                    if ( self.idleSecondsCounter >= self.group[ self.currIndex ].opts.idleTime && !self.isDragging ) {
                        self.isIdle = true;
                        self.idleSecondsCounter = 0;

                        self.hideControls();
                    }

                }, 1000);
            }

        },


        // Remove events added by the core
        // ===============================

        removeEvents : function() {
            var self = this;

            $W.off( 'orientationchange.fb resize.fb' );
            $D.off( 'focusin.fb keydown.fb .fb-idle' );

            this.$refs.container.off( '.fb-close .fb-prev .fb-next' );

            if ( self.idleInterval ) {
                window.clearInterval( self.idleInterval );

                self.idleInterval = null;
            }
            
        },


        // Change to previous gallery item
        // ===============================

        previous : function( duration ) {
            return this.jumpTo( this.currPos - 1, duration );
        },


        // Change to next gallery item
        // ===========================

        next : function( duration ) {
            return this.jumpTo( this.currPos + 1, duration );
        },


        // Switch to selected gallery item
        // ===============================

        jumpTo : function ( pos, duration, slide ) {
            var self = this,
                firstRun,
                loop,
                current,
                previous,
                canvasWidth,
                currentPos,
                transitionProps;

            var groupLen = self.group.length;

            if ( self.isDragging || self.isClosing || ( self.isAnimating && self.firstRun ) ) {
                return;
            }

            pos  = parseInt( pos, 10 );
            loop = self.current ? self.current.opts.loop : self.opts.loop;

            if ( !loop && ( pos < 0 || pos >= groupLen ) ) {
                return false;
            }

            firstRun = self.firstRun = ( self.firstRun === null );

            if ( groupLen < 2 && !firstRun && !!self.isDragging ) {
                return;
            }

            previous = self.current;

            self.prevIndex = self.currIndex;
            self.prevPos   = self.currPos;

            // Create slides
            current = self.createSlide( pos );

            if ( groupLen > 1 ) {
                if ( loop || current.index > 0 ) {
                    self.createSlide( pos - 1 );
                }

                if ( loop || current.index < groupLen - 1 ) {
                    self.createSlide( pos + 1 );
                }
            }

            self.current   = current;
            self.currIndex = current.index;
            self.currPos   = current.pos;

            self.trigger( 'beforeShow', firstRun );

            self.updateControls();

            currentPos = $.os_fancybox.getTranslate( current.$slide );

            current.isMoved        = ( currentPos.left !== 0 || currentPos.top !== 0 ) && !current.$slide.hasClass( 'os_fancybox-animated' );
            current.forcedDuration = undefined;

            if ( $.isNumeric( duration ) ) {
                current.forcedDuration = duration;
            } else {
                duration = current.opts[ firstRun ? 'animationDuration' : 'transitionDuration' ];
            }

            duration = parseInt( duration, 10 );

            // Fresh start - reveal container, current slide and start loading content
            if ( firstRun ) {

                if ( current.opts.animationEffect && duration ) {
                    self.$refs.container.css( 'transition-duration', duration + 'ms' );
                }

                self.$refs.container.removeClass( 'os_fancybox-is-hidden' );

                forceRedraw( self.$refs.container );

                self.$refs.container.addClass( 'os_fancybox-is-open' );

                // Make first slide visible (to display loading icon, if needed)
                current.$slide.addClass( 'os_fancybox-slide--current' );

                self.loadSlide( current );

                self.preload( 'image' );

                return;
            }

            // Clean up
            $.each(self.slides, function( index, slide ) {
                $.os_fancybox.stop( slide.$slide );
            });

            // Make current that slide is visible even if content is still loading
            current.$slide.removeClass( 'os_fancybox-slide--next os_fancybox-slide--previous' ).addClass( 'os_fancybox-slide--current' );

            // If slides have been dragged, animate them to correct position
            if ( current.isMoved ) {
                canvasWidth = Math.round( current.$slide.width() );

                $.each(self.slides, function( index, slide ) {
                    var pos = slide.pos - current.pos;

                    $.os_fancybox.animate( slide.$slide, {
                        top  : 0,
                        left : ( pos * canvasWidth ) + ( pos * slide.opts.gutter )
                    }, duration, function() {

                        slide.$slide.removeAttr('style').removeClass( 'os_fancybox-slide--next os_fancybox-slide--previous' );

                        if ( slide.pos === self.currPos ) {
                            current.isMoved = false;

                            self.complete();
                        }
                    });
                });

            } else {
                self.$refs.stage.children().removeAttr( 'style' );
            }

            // Start transition that reveals current content
            // or wait when it will be loaded

            if ( current.isLoaded ) {
                self.revealContent( current );

            } else {
                self.loadSlide( current );
            }

            self.preload( 'image' );

            if ( previous.pos === current.pos ) {
                return;
            }

            // Handle previous slide
            // =====================

            transitionProps = 'os_fancybox-slide--' + ( previous.pos > current.pos ? 'next' : 'previous' );

            previous.$slide.removeClass( 'os_fancybox-slide--complete os_fancybox-slide--current os_fancybox-slide--next os_fancybox-slide--previous' );

            previous.isComplete = false;

            if ( !duration || ( !current.isMoved && !current.opts.transitionEffect ) ) {
                return;
            }

            if ( current.isMoved ) {
                previous.$slide.addClass( transitionProps );

            } else {

                transitionProps = 'os_fancybox-animated ' + transitionProps + ' os_fancybox-fx-' + current.opts.transitionEffect;

                $.os_fancybox.animate( previous.$slide, transitionProps, duration, function() {
                    previous.$slide.removeClass( transitionProps ).removeAttr( 'style' );
                });

            }

        },


        // Create new "slide" element
        // These are gallery items  that are actually added to DOM
        // =======================================================

        createSlide : function( pos ) {

            var self = this;
            var $slide;
            var index;

            index = pos % self.group.length;
            index = index < 0 ? self.group.length + index : index;

            if ( !self.slides[ pos ] && self.group[ index ] ) {
                $slide = $('<div class="os_fancybox-slide"></div>').appendTo( self.$refs.stage );

                self.slides[ pos ] = $.extend( true, {}, self.group[ index ], {
                    pos      : pos,
                    $slide   : $slide,
                    isLoaded : false,
                });

                self.updateSlide( self.slides[ pos ] );
            }

            return self.slides[ pos ];
        },


        // Scale image to the actual size of the image
        // ===========================================

        scaleToActual : function( x, y, duration ) {

            var self = this;

            var current = self.current;
            var $what   = current.$content;

            var imgPos, posX, posY, scaleX, scaleY;

            var canvasWidth  = parseInt( current.$slide.width(), 10 );
            var canvasHeight = parseInt( current.$slide.height(), 10 );

            var newImgWidth  = current.width;
            var newImgHeight = current.height;

            if ( !( current.type == 'image' && !current.hasError) || !$what || self.isAnimating ) {
                return;
            }

            $.os_fancybox.stop( $what );

            self.isAnimating = true;

            x = x === undefined ? canvasWidth  * 0.5  : x;
            y = y === undefined ? canvasHeight * 0.5  : y;

            imgPos = $.os_fancybox.getTranslate( $what );

            scaleX  = newImgWidth  / imgPos.width;
            scaleY  = newImgHeight / imgPos.height;

            // Get center position for original image
            posX = ( canvasWidth * 0.5  - newImgWidth * 0.5 );
            posY = ( canvasHeight * 0.5 - newImgHeight * 0.5 );

            // Make sure image does not move away from edges
            if ( newImgWidth > canvasWidth ) {
                posX = imgPos.left * scaleX - ( ( x * scaleX ) - x );

                if ( posX > 0 ) {
                    posX = 0;
                }

                if ( posX <  canvasWidth - newImgWidth ) {
                    posX = canvasWidth - newImgWidth;
                }
            }

            if ( newImgHeight > canvasHeight) {
                posY = imgPos.top  * scaleY - ( ( y * scaleY ) - y );

                if ( posY > 0 ) {
                    posY = 0;
                }

                if ( posY <  canvasHeight - newImgHeight ) {
                    posY = canvasHeight - newImgHeight;
                }
            }

            self.updateCursor( newImgWidth, newImgHeight );

            $.os_fancybox.animate( $what, {
                top    : posY,
                left   : posX,
                scaleX : scaleX,
                scaleY : scaleY
            }, duration || 330, function() {
                self.isAnimating = false;
            });

            // Stop slideshow
            if ( self.SlideShow && self.SlideShow.isActive ) {
                self.SlideShow.stop();
            }
        },


        // Scale image to fit inside parent element
        // ========================================

        scaleToFit : function( duration ) {

            var self = this;

            var current = self.current;
            var $what   = current.$content;
            var end;

            if ( !( current.type == 'image' && !current.hasError) || !$what || self.isAnimating ) {
                return;
            }

            $.os_fancybox.stop( $what );

            self.isAnimating = true;

            end = self.getFitPos( current );

            self.updateCursor( end.width, end.height );

            $.os_fancybox.animate( $what, {
                top    : end.top,
                left   : end.left,
                scaleX : end.width  / $what.width(),
                scaleY : end.height / $what.height()
            }, duration || 330, function() {
                self.isAnimating = false;
            });

        },

        // Calculate image size to fit inside viewport
        // ===========================================

        getFitPos : function( slide ) {
            var self  = this;
            var $what = slide.$content;

            var imgWidth  = slide.width;
            var imgHeight = slide.height;

            var margin = slide.opts.margin;

            var canvasWidth, canvasHeight, minRatio, width, height;

            if ( !$what || !$what.length || ( !imgWidth && !imgHeight) ) {
                return false;
            }

            // Convert "margin to CSS style: [ top, right, bottom, left ]
            if ( $.type( margin ) === "number" ) {
                margin = [ margin, margin ];
            }

            if ( margin.length == 2 ) {
                margin = [ margin[0], margin[1], margin[0], margin[1] ];
            }

            // We can not use $slide width here, because it can have different diemensions while in transiton
            canvasWidth  = parseInt( self.$refs.stage.width(), 10 )  - ( margin[ 1 ] + margin[ 3 ] );
            canvasHeight = parseInt( self.$refs.stage.height(), 10 ) - ( margin[ 0 ] + margin[ 2 ] );

            minRatio = Math.min(1, canvasWidth / imgWidth, canvasHeight / imgHeight );

            width  = Math.floor( minRatio * imgWidth );
            height = Math.floor( minRatio * imgHeight );

            // Use floor rounding to make sure it really fits
            return {
                top    : Math.floor( ( canvasHeight - height ) * 0.5 ) + margin[ 0 ],
                left   : Math.floor( ( canvasWidth  - width )  * 0.5 ) + margin[ 3 ],
                width  : width,
                height : height
            };

        },


        // Update content size and position for all slides
        // ==============================================

        update : function() {
            var self = this;

            $.each( self.slides, function( key, slide ) {
                self.updateSlide( slide );
            });
        },


        // Update slide content position and size
        // ======================================

        updateSlide : function( slide, duration ) {
            var self  = this,
                $what = slide && slide.$content;

            if ( $what && ( slide.width || slide.height ) ) {
                self.isAnimating = false;

                $.os_fancybox.stop( $what );

                $.os_fancybox.setTranslate( $what, self.getFitPos( slide ) );

                if ( slide.pos === self.currPos ) {
                    self.updateCursor();
                }
            }

            slide.$slide.trigger( 'refresh' );

            self.trigger( 'onUpdate', slide );

        },


        // Horizontally center slide
        // =========================

        centerSlide : function( slide, duration ) {
            var self  = this, canvasWidth, pos;

            if ( self.current ) {
                canvasWidth = Math.round( slide.$slide.width() );
                pos = slide.pos - self.current.pos;

                $.os_fancybox.animate( slide.$slide, {
                    top  : 0,
                    left : ( pos * canvasWidth ) + ( pos * slide.opts.gutter ),
                    opacity : 1
                }, duration === undefined ? 0 : duration, null, false);
            }
        },


        // Update cursor style depending if content can be zoomed
        // ======================================================

        updateCursor : function( nextWidth, nextHeight ) {

            var self = this;
            var isScaledDown;

            var $container = self.$refs.container.removeClass( 'os_fancybox-is-zoomable os_fancybox-can-zoomIn os_fancybox-can-drag os_fancybox-can-zoomOut' );

            if ( !self.current || self.isClosing ) {
                return;
            }

            if ( self.isZoomable() ) {

                $container.addClass( 'os_fancybox-is-zoomable' );

                if ( nextWidth !== undefined && nextHeight !== undefined ) {
                    isScaledDown = nextWidth < self.current.width && nextHeight < self.current.height;

                } else {
                    isScaledDown = self.isScaledDown();
                }

                if ( isScaledDown ) {

                    // If image is scaled down, then, obviously, it can be zoomed to full size
                    $container.addClass( 'os_fancybox-can-zoomIn' );

                } else {

                    if ( self.current.opts.touch ) {

                        // If image size ir largen than available available and touch module is not disable,
                        // then user can do panning
                        $container.addClass( 'os_fancybox-can-drag' );

                    } else {
                        $container.addClass( 'os_fancybox-can-zoomOut' );
                    }

                }

            } else if ( self.current.opts.touch ) {
                $container.addClass( 'os_fancybox-can-drag' );
            }

        },


        // Check if current slide is zoomable
        // ==================================

        isZoomable : function() {

            var self = this;

            var current = self.current;
            var fitPos;

            if ( !current || self.isClosing ) {
                return;
            }

            // Assume that slide is zoomable if
            //   - image is loaded successfuly
            //   - click action is "zoom"
            //   - actual size of the image is smaller than available area
            if ( current.type === 'image' && current.isLoaded && !current.hasError &&
                ( current.opts.clickContent === 'zoom' || ( $.isFunction( current.opts.clickContent ) && current.opts.clickContent( current ) ===  "zoom" ) )
            ) {

                fitPos = self.getFitPos( current );

                if ( current.width > fitPos.width || current.height > fitPos.height ) {
                    return true;
                }

            }

            return false;

        },


        // Check if current image dimensions are smaller than actual
        // =========================================================

        isScaledDown : function() {

            var self = this;

            var current = self.current;
            var $what   = current.$content;

            var rez = false;

            if ( $what ) {
                rez = $.os_fancybox.getTranslate( $what );
                rez = rez.width < current.width || rez.height < current.height;
            }

            return rez;

        },


        // Check if image dimensions exceed parent element
        // ===============================================

        canPan : function() {

            var self = this;

            var current = self.current;
            var $what   = current.$content;

            var rez = false;

            if ( $what ) {
                rez = self.getFitPos( current );
                rez = Math.abs( $what.width() - rez.width ) > 1  || Math.abs( $what.height() - rez.height ) > 1;
            }

            return rez;

        },


        // Load content into the slide
        // ===========================

        loadSlide : function( slide ) {
            //console.log(slide);
            var self = this, type, $slide;
            var ajaxLoad;

            if ( slide.isLoading ) {
                return;
            }

            if ( slide.isLoaded ) {
                return;
            }

            slide.isLoading = true;

            self.trigger( 'beforeLoad', slide );
            
            


            type   = slide.type;
            $slide = slide.$slide;
            
            $slide
                .off( 'refresh' )
                .trigger( 'onReset' )
                .addClass( 'os_fancybox-slide--' + ( type || 'unknown' ) )
                .addClass( slide.opts.slideClass );

            
            // Create content depending on the type

            switch ( type ) {

                case 'image':

                    self.setImage( slide );

                break;

                case 'iframe':

                    self.setIframe( slide );

                break;

                case 'html':
                    
                    self.setContent( slide, slide.src || slide.content );

                break;

                case 'inline':

                    if ( $( slide.src ).length ) {
                        self.setContent( slide, $( slide.src ) );

                    } else {
                        self.setError( slide );
                    }

                break;

                case 'ajax':

                    self.showLoading( slide );

                    ajaxLoad = $.ajax( $.extend( {}, slide.opts.ajax.settings, {
                        url : slide.src,
                        success : function ( data, textStatus ) {

                            if ( textStatus === 'success' ) {
                                self.setContent( slide, data );
                            }

                        },
                        error : function ( jqXHR, textStatus ) {

                            if ( jqXHR && textStatus !== 'abort' ) {
                                self.setError( slide );
                            }

                        }
                    }));

                    $slide.one( 'onReset', function () {
                        ajaxLoad.abort();
                    });

                break;

                case 'video' :
                    
                    self.setContent( slide,
                        '<video controls>' +
                          '<source src="' + slide.src + '" type="' + slide.opts.videoFormat + '">' +
                            'Your browser doesn\'t support HTML5 video' +
                        '</video>'
                    );

                break;

                default:

                    self.setError( slide );

                break;

            }

            return true;

        },


        // Use thumbnail image, if possible
        // ================================

        setImage : function( slide ) {

            var self   = this;
            var srcset = slide.opts.srcset || slide.opts.image.srcset;

            var found, temp, pxRatio, windowWidth;

            // If we have "srcset", then we need to find matching "src" value.
            // This is necessary, because when you set an src attribute, the browser will preload the image
            // before any javascript or even CSS is applied.
            if ( srcset ) {
                pxRatio     = window.devicePixelRatio || 1;
                windowWidth = window.innerWidth  * pxRatio;

                temp = srcset.split(',').map(function ( el ) {
            		var ret = {};

            		el.trim().split(/\s+/).forEach(function ( el, i ) {
                        var value = parseInt( el.substring(0, el.length - 1), 10 );

            			if ( i === 0 ) {
            				return ( ret.url = el );
            			}

                        if ( value ) {
                            ret.value   = value;
                            ret.postfix = el[ el.length - 1 ];
                        }

            		});

            		return ret;
            	});

                // Sort by value
                temp.sort(function (a, b) {
                  return a.value - b.value;
                });

                // Ok, now we have an array of all srcset values
                for ( var j = 0; j < temp.length; j++ ) {
                    var el = temp[ j ];

                    if ( ( el.postfix === 'w' && el.value >= windowWidth ) || ( el.postfix === 'x' && el.value >= pxRatio ) ) {
                        found = el;
                        break;
                    }
                }

                // If not found, take the last one
                if ( !found && temp.length ) {
                    found = temp[ temp.length - 1 ];
                }

                if ( found ) {
                    slide.src = found.url;

                    // If we have default width/height values, we can calculate height for matching source
                    if ( slide.width && slide.height && found.postfix == 'w' ) {
                        slide.height = ( slide.width / slide.height ) * found.value;
                        slide.width  = found.value;
                    }
                }
            }

            // This will be wrapper containing both ghost and actual image
            slide.$content = $('<div class="os_fancybox-image-wrap"></div>')
                .addClass( 'os_fancybox-is-hidden' )
                .appendTo( slide.$slide );


            // If we have a thumbnail, we can display it while actual image is loading
            // Users will not stare at black screen and actual image will appear gradually
            if ( slide.opts.preload !== false && slide.opts.width && slide.opts.height && ( slide.opts.thumb || slide.opts.$thumb ) ) {

                slide.width  = slide.opts.width;
                slide.height = slide.opts.height;

                slide.$ghost = $('<img />')
                    .one('error', function() {

                        $(this).remove();

                        slide.$ghost = null;

                        self.setBigImage( slide );

                    })
                    .one('load', function() {

                        self.afterLoad( slide );

                        self.setBigImage( slide );

                    })
                    .addClass( 'os_fancybox-image' )
                    .appendTo( slide.$content )
                    .attr( 'src', slide.opts.thumb || slide.opts.$thumb.attr( 'src' ) );

            } else {

                self.setBigImage( slide );

            }

        },


        // Create full-size image
        // ======================

        setBigImage : function ( slide ) {
            var self = this;
            var $img = $('<img />');

            slide.$image = $img
                .one('error', function() {

                    self.setError( slide );

                })
                .one('load', function() {

                    // Clear timeout that checks if loading icon needs to be displayed
                    clearTimeout( slide.timouts );

                    slide.timouts = null;

                    if ( self.isClosing ) {
                        return;
                    }

                    slide.width  = slide.opts.width  || this.naturalWidth;
                    slide.height = slide.opts.height || this.naturalHeight;

                    if ( slide.opts.image.srcset ) {
                        $img.attr( 'sizes', '100vw' ).attr( 'srcset', slide.opts.image.srcset );
                    }

                    self.hideLoading( slide );

                    if ( slide.$ghost ) {

                        slide.timouts = setTimeout(function() {
                            slide.timouts = null;

                            slide.$ghost.hide();

                        }, Math.min( 300, Math.max( 1000, slide.height / 1600 ) ) );

                    } else {
                        self.afterLoad( slide );
                    }

                })
                .addClass( 'os_fancybox-image' )
                .attr('src', slide.src)
                .appendTo( slide.$content );

            if ( ( $img[0].complete || $img[0].readyState == "complete" ) && $img[0].naturalWidth && $img[0].naturalHeight ) {
                  $img.trigger( 'load' );

            } else if( $img[0].error ) {
                 $img.trigger( 'error' );

            } else {

                slide.timouts = setTimeout(function() {
                    if ( !$img[0].complete && !slide.hasError ) {
                        self.showLoading( slide );
                    }

                }, 100);

            }

        },


        // Create iframe wrapper, iframe and bindings
        // ==========================================

        setIframe : function( slide ) {
            var self	= this,
                opts    = slide.opts.iframe,
                $slide	= slide.$slide,
                $iframe;

            slide.$content = $('<div class="os_fancybox-content' + ( opts.preload ? ' os_fancybox-is-hidden' : '' ) + '"></div>')
                .css( opts.css )
                .appendTo( $slide );

            $iframe = $( opts.tpl.replace(/\{rnd\}/g, new Date().getTime()) )
                .attr( opts.attr )
                .appendTo( slide.$content );

            if ( opts.preload ) {

                self.showLoading( slide );

                // Unfortunately, it is not always possible to determine if iframe is successfully loaded
                // (due to browser security policy)

                $iframe.on('load.fb error.fb', function(e) {
                    this.isReady = 1;

                    slide.$slide.trigger( 'refresh' );

                    self.afterLoad( slide );
                });

                // Recalculate iframe content size
                // ===============================

                $slide.on('refresh.fb', function() {
                    var $wrap = slide.$content,
                        frameWidth  = opts.css.width,
                        frameHeight = opts.css.height,
                        scrollWidth,
                        $contents,
                        $body;

                    if ( $iframe[0].isReady !== 1 ) {
                        return;
                    }

                    // Check if content is accessible,
                    // it will fail if frame is not with the same origin

                    try {
                        $contents = $iframe.contents();
                        $body     = $contents.find('body');

                    } catch (ignore) {}

                    // Calculate dimensions for the wrapper
                    if ( $body && $body.length ) {

                        if ( frameWidth === undefined ) {
                            scrollWidth = $iframe[0].contentWindow.document.documentElement.scrollWidth;

                            frameWidth = Math.ceil( $body.outerWidth(true) + ( $wrap.width() - scrollWidth ) );
                            frameWidth += $wrap.outerWidth() - $wrap.innerWidth();
                        }

                        if ( frameHeight === undefined ) {
                            frameHeight = Math.ceil( $body.outerHeight(true) );
                            frameHeight += $wrap.outerHeight() - $wrap.innerHeight();
                        }

                        // Resize wrapper to fit iframe content
                        if ( frameWidth ) {
                            $wrap.width( frameWidth );
                        }

                        if ( frameHeight ) {
                            $wrap.height( frameHeight );
                        }
                    }

                    $wrap.removeClass( 'os_fancybox-is-hidden' );

                });

            } else {

                this.afterLoad( slide );

            }

            $iframe.attr( 'src', slide.src );

            if ( slide.opts.smallBtn === true ) {
                slide.$content.prepend( self.translate( slide, slide.opts.btnTpl.smallBtn ) );
            }

            // Remove iframe if closing or changing gallery item
            $slide.one( 'onReset', function () {

                // This helps IE not to throw errors when closing
                try {

                    $( this ).find( 'iframe' ).hide().attr( 'src', '//about:blank' );

                } catch ( ignore ) {}

                $( this ).empty();

                slide.isLoaded = false;

            });

        },


        // Wrap and append content to the slide
        // ======================================

        setContent : function ( slide, content ) {

            var self = this;

            if ( self.isClosing ) {
                return;
            }

            self.hideLoading( slide );

            slide.$slide.empty();

            if ( isQuery( content ) && content.parent().length ) {

                // If content is a jQuerGall object, then it will be moved to the slide.
                // The placeholder is created so we will know where to put it back.
                // If user is navigating gallery fast, then the content might be already inside os_fancybox
                // =====================================================================================

                // Make sure content is not already moved to os_fancybox
                content.parent( '.os_fancybox-slide--inline' ).trigger( 'onReset' );

                // Create temporary element marking original place of the content
                slide.$placeholder = $( '<div></div>' ).hide().insertAfter( content );

                // Make sure content is visible
                content.css('display', 'inline-block');

            } else if ( !slide.hasError ) {

                // If content is just a plain text, try to convert it to html
                if ( $.type( content ) === 'string' ) {
                    content = $('<div>').append( $.trim( content ) ).contents();

                    // If we have text node, then add wrapping element to make vertical alignment work
                    if ( content[0].nodeType === 3 ) {
                        content = $('<div>').html( content );
                    }
                }

                // If "filter" option is provided, then filter content
                if ( slide.opts.filter ) {
                    content = $('<div>').html( content ).find( slide.opts.filter );
                }

            }

            slide.$slide.one('onReset', function () {

                // Pause all html5 video/audio
                $( this ).find( 'video,audio' ).trigger( 'pause' );

                // Put content back
                if ( slide.$placeholder ) {
                    slide.$placeholder.after( content.hide() ).remove();

                    slide.$placeholder = null;
                }

                // Remove custom close button
                if ( slide.$smallBtn ) {
                    slide.$smallBtn.remove();

                    slide.$smallBtn = null;
                }

                // Remove content and mark slide as not loaded
                if ( !slide.hasError ) {
                    $(this).empty();

                    slide.isLoaded = false;
                }

            });

            slide.$content = $( content ).appendTo( slide.$slide );

            this.afterLoad( slide );
        },

        // Display error message
        // =====================

        setError : function ( slide ) {

            slide.hasError = true;

            slide.$slide.removeClass( 'os_fancybox-slide--' + slide.type );

            this.setContent( slide, this.translate( slide, slide.opts.errorTpl ) );

        },


        // Show loading icon inside the slide
        // ==================================

        showLoading : function( slide ) {

            var self = this;

            slide = slide || self.current;

            if ( slide && !slide.$spinner ) {
                slide.$spinner = $( self.opts.spinnerTpl ).appendTo( slide.$slide );
            }

        },

        // Remove loading icon from the slide
        // ==================================

        hideLoading : function( slide ) {

            var self = this;

            slide = slide || self.current;

            if ( slide && slide.$spinner ) {
                slide.$spinner.remove();

                delete slide.$spinner;
            }

        },


        // Adjustments after slide content has been loaded
        // ===============================================

        afterLoad : function( slide ) {

            var self = this;

            if ( self.isClosing ) {
                return;
            }

            slide.isLoading = false;
            slide.isLoaded  = true;

            self.trigger( 'afterLoad', slide );

            self.hideLoading( slide );

            if ( slide.opts.smallBtn && !slide.$smallBtn ) {
                slide.$smallBtn = $( self.translate( slide, slide.opts.btnTpl.smallBtn ) ).appendTo( slide.$content.filter('div,form').first() );
            }

            if ( slide.opts.protect && slide.$content && !slide.hasError ) {

                // Disable right click
                slide.$content.on( 'contextmenu.fb', function( e ) {
                     if ( e.button == 2 ) {
                         e.preventDefault();
                     }

                    return true;
                });

                // Add fake element on top of the image
                // This makes a bit harder for user to select image
                if ( slide.type === 'image' ) {
                    $( '<div class="os_fancybox-spaceball"></div>' ).appendTo( slide.$content );
                }

            }

            self.revealContent( slide );

        },


        // Make content visible
        // This method is called right after content has been loaded or
        // user navigates gallery and transition should start
        // ============================================================

        revealContent : function( slide ) {

            var self   = this;
            var $slide = slide.$slide;

            var effect, effectClassName, duration, opacity, end, start = false;

            effect   = slide.opts[ self.firstRun ? 'animationEffect'   : 'transitionEffect' ];
            duration = slide.opts[ self.firstRun ? 'animationDuration' : 'transitionDuration' ];

            duration = parseInt( slide.forcedDuration === undefined ? duration : slide.forcedDuration, 10 );

            if ( slide.isMoved || slide.pos !== self.currPos || !duration ) {
                effect = false;
            }

            // Check if can zoom
            if ( effect === 'zoom' && !( slide.pos === self.currPos && duration && slide.type === 'image' && !slide.hasError && ( start = self.getThumbPos( slide ) ) ) ) {
                effect = 'fade';
            }

            // Zoom animation
            // ==============

            if ( effect === 'zoom' ) {
                end = self.getFitPos( slide );

                end.scaleX = end.width  / start.width;
                end.scaleY = end.height / start.height;

                delete end.width;
                delete end.height;

                // Check if we need to animate opacity
                opacity = slide.opts.zoomOpacity;

                if ( opacity == 'auto' ) {
                    opacity = Math.abs( slide.width / slide.height - start.width / start.height ) > 0.1;
                }

                if ( opacity ) {
                    start.opacity = 0.1;
                    end.opacity   = 1;
                }

                // Draw image at start position
                $.os_fancybox.setTranslate( slide.$content.removeClass( 'os_fancybox-is-hidden' ), start );

                forceRedraw( slide.$content );

                // Start animation
                $.os_fancybox.animate( slide.$content, end, duration, function() {
                    self.complete();
                });

                return;
            }

            self.updateSlide( slide );


            // Simply show content
            // ===================

            if ( !effect ) {
                forceRedraw( $slide );

                slide.$content.removeClass( 'os_fancybox-is-hidden' );

                if ( slide.pos === self.currPos ) {
                    self.complete();
                }

                return;
            }

            $.os_fancybox.stop( $slide );

            effectClassName = 'os_fancybox-animated os_fancybox-slide--' + ( slide.pos >= self.prevPos ? 'next' : 'previous' ) + ' os_fancybox-fx-' + effect;

            $slide.removeAttr( 'style' ).removeClass( 'os_fancybox-slide--current os_fancybox-slide--next os_fancybox-slide--previous' ).addClass( effectClassName );

            slide.$content.removeClass( 'os_fancybox-is-hidden' );

            //Force reflow for CSS3 transitions
            forceRedraw( $slide );

            $.os_fancybox.animate( $slide, 'os_fancybox-slide--current', duration, function(e) {
                $slide.removeClass( effectClassName ).removeAttr( 'style' );

                if ( slide.pos === self.currPos ) {
                    self.complete();
                }

            }, true);

        },


        // Check if we can and have to zoom from thumbnail
        //================================================

        getThumbPos : function( slide ) {

            var self = this;
            var rez  = false;

            // Check if element is inside the viewport by at least 1 pixel
            var isElementVisible = function( $el ) {
                var element = $el[0];

                var elementRect = element.getBoundingClientRect();
                var parentRects = [];

                var visibleInAllParents;

                while ( element.parentElement !== null ) {
                    if ( $(element.parentElement).css('overflow') === 'hidden'  || $(element.parentElement).css('overflow') === 'auto' ) {
                        parentRects.push(element.parentElement.getBoundingClientRect());
                    }

                    element = element.parentElement;
                }

                visibleInAllParents = parentRects.every(function(parentRect){
                    var visiblePixelX = Math.min(elementRect.right, parentRect.right) - Math.max(elementRect.left, parentRect.left);
                    var visiblePixelY = Math.min(elementRect.bottom, parentRect.bottom) - Math.max(elementRect.top, parentRect.top);

                    return visiblePixelX > 0 && visiblePixelY > 0;
                });

                return visibleInAllParents &&
                    elementRect.bottom > 0 && elementRect.right > 0 &&
                    elementRect.left < $(window).width() && elementRect.top < $(window).height();
            };

            var $thumb   = slide.opts.$thumb;
            var thumbPos = $thumb ? $thumb.offset() : 0;
            var slidePos;

            if ( thumbPos && $thumb[0].ownerDocument === document && isElementVisible( $thumb ) ) {
                slidePos = self.$refs.stage.offset();

                rez = {
                    top    : thumbPos.top  - slidePos.top  + parseFloat( $thumb.css( "border-top-width" ) || 0 ),
                    left   : thumbPos.left - slidePos.left + parseFloat( $thumb.css( "border-left-width" ) || 0 ),
                    width  : $thumb.width(),
                    height : $thumb.height(),
                    scaleX : 1,
                    scaleY : 1
                };
            }

            return rez;
        },


        // Final adjustments after current gallery item is moved to position
        // and it`s content is loaded
        // ==================================================================

        complete : function() {
            var self = this,
                current = self.current,
                slides  = {},
                promise;

            if ( current.isMoved || !current.isLoaded || current.isComplete ) {
                return;
            }

            current.isComplete = true;

            current.$slide.siblings().trigger( 'onReset' );

            self.preload( 'inline' );

            // Trigger any CSS3 transiton inside the slide
            forceRedraw( current.$slide );

            current.$slide.addClass( 'os_fancybox-slide--complete' );

            // Remove unnecessary slides
            $.each( self.slides, function( key, slide ) {
                if ( slide.pos >= self.currPos - 1 && slide.pos <= self.currPos + 1 ) {
                    slides[ slide.pos ] = slide;

                } else if ( slide ) {
                    $.os_fancybox.stop( slide.$slide );

                    slide.$slide.off().remove();
                }
            });

            self.slides = slides;

            self.updateCursor();

            self.trigger( 'afterShow' );

            // Play first html5 video/audio
            current.$slide.find( 'video,audio' ).first().trigger( 'play' );

            // Try to focus on the first focusable element
            if ( $( document.activeElement ).is( '[disabled]' ) || ( current.opts.autoFocus && !( current.type == 'image' || current.type === 'iframe' ) ) ) {
                self.focus();
            }

        },


        // Preload next and previous slides
        // ================================

        preload : function( type ) {
            var self = this,
                next = self.slides[ self.currPos + 1 ],
                prev = self.slides[ self.currPos - 1 ];

            if ( next && next.type === type ) {
                self.loadSlide( next );
            }

            if ( prev && prev.type === type ) {
                self.loadSlide( prev );
            }
        },


        // Try to find and focus on the first focusable element
        // ====================================================

        focus : function() {
            var current = this.current;
            var $el;

            if ( this.isClosing ) {
                return;
            }

            if ( current && current.isComplete ) {

                // Look for first input with autofocus attribute
                $el = current.$slide.find('input[autofocus]:enabled:visible:first');

                if ( !$el.length ) {
                    $el = current.$slide.find('button,:input,[tabindex],a').filter(':enabled:visible:first');
                }
            }

            $el = $el && $el.length ? $el : this.$refs.container;

            $el.focus();
        },


        // Activates current instance - brings container to the front and enables keyboard,
        // notifies other instances about deactivating
        // =================================================================================

        activate : function () {
            var self = this;

            // Deactivate all instances
            $( '.os_fancybox-container' ).each(function () {
                var instance = $(this).data( 'os_fancybox' );

                // Skip self and closing instances
                if (instance && instance.id !== self.id && !instance.isClosing) {
                    instance.trigger( 'onDeactivate' );

                    instance.removeEvents();

                    instance.isVisible = false;
                }

            });

            self.isVisible = true;

            if ( self.current || self.isIdle ) {
                self.update();

                self.updateControls();
            }

            self.trigger( 'onActivate' );

            self.addEvents();
        },


        // Start closing procedure
        // This will start "zoom-out" animation if needed and clean everything up afterwards
        // =================================================================================

        close : function( e, d ) {

            var self    = this;
            var current = self.current;

            var effect, duration;
            var $what, opacity, start, end;

            var done = function() {
                self.cleanUp( e );
            };

            if ( self.isClosing ) {
                return false;
            }

            self.isClosing = true;

            // If beforeClose callback prevents closing, make sure content is centered
            if ( self.trigger( 'beforeClose', e ) === false ) {
                self.isClosing = false;

                requestAFrame(function() {
                    self.update();
                });

                return false;
            }

            // Remove all events
            // If there are multiple instances, they will be set again by "activate" method
            self.removeEvents();

            if ( current.timouts ) {
                clearTimeout( current.timouts );
            }

            $what    = current.$content;
            effect   = current.opts.animationEffect;
            duration = $.isNumeric( d ) ? d : ( effect ? current.opts.animationDuration : 0 );

            // Remove other slides
            current.$slide.off( transitionEnd ).removeClass( 'os_fancybox-slide--complete os_fancybox-slide--next os_fancybox-slide--previous os_fancybox-animated' );

            current.$slide.siblings().trigger( 'onReset' ).remove();

            // Trigger animations
            if ( duration ) {
                self.$refs.container.removeClass( 'os_fancybox-is-open' ).addClass( 'os_fancybox-is-closing' );
            }

            // Clean up
            self.hideLoading( current );

            self.hideControls();

            self.updateCursor();

            // Check if possible to zoom-out
            if ( effect === 'zoom' && !( e !== true && $what && duration && current.type === 'image' && !current.hasError && ( end = self.getThumbPos( current ) ) ) ) {
                effect = 'fade';
            }

            if ( effect === 'zoom' ) {
                $.os_fancybox.stop( $what );

                start = $.os_fancybox.getTranslate( $what );

                start.width  = start.width  * start.scaleX;
                start.height = start.height * start.scaleY;

                // Check if we need to animate opacity
                opacity = current.opts.zoomOpacity;

                if ( opacity == 'auto' ) {
                    opacity = Math.abs( current.width / current.height - end.width / end.height ) > 0.1;
                }

                if ( opacity ) {
                    end.opacity = 0;
                }

                start.scaleX = start.width  / end.width;
                start.scaleY = start.height / end.height;

                start.width  = end.width;
                start.height = end.height;

                $.os_fancybox.setTranslate( current.$content, start );

                forceRedraw( current.$content );

                $.os_fancybox.animate( current.$content, end, duration, done );

                return true;
            }

            if ( effect && duration ) {

                // If skip animation
                if ( e === true ) {
                    setTimeout( done, duration );

                } else {
                    $.os_fancybox.animate( current.$slide.removeClass( 'os_fancybox-slide--current' ), 'os_fancybox-animated os_fancybox-slide--previous os_fancybox-fx-' + effect, duration, done );
                }

            } else {
                done();
            }

            return true;
        },


        // Final adjustments after removing the instance
        // =============================================

        cleanUp : function( e ) {
            var self  = this,
                $body = $( 'body' ),
                instance,
                offset;

            self.current.$slide.trigger( 'onReset' );

            self.$refs.container.empty().remove();

            self.trigger( 'afterClose', e );

            // Place back focus
            if ( self.$lastFocus && !!self.current.opts.backFocus ) {
                self.$lastFocus.focus();
            }

            self.current = null;

            // Check if there are other instances
            instance = $.os_fancybox.getInstance();

            if ( instance ) {
                instance.activate();

            } else {

                $W.scrollTop( self.scrollTop ).scrollLeft( self.scrollLeft );

                $body.removeClass( 'os_fancybox-active compensate-for-scrollbar' );

                if ( $body.hasClass( 'os_fancybox-iosfix' ) ) {
                    offset = parseInt(document.body.style.top, 10);

                    $body.removeClass( 'os_fancybox-iosfix' ).css( 'top', '' ).scrollTop( offset * -1 );
                }

                $( '#os_fancybox-style-noscroll' ).remove();

            }

        },


        // Call callback and trigger an event
        // ==================================

        trigger : function( name, slide ) {
            var args  = Array.prototype.slice.call(arguments, 1),
                self  = this,
                obj   = slide && slide.opts ? slide : self.current,
                rez;

            if ( obj ) {
                args.unshift( obj );

            } else {
                obj = self;
            }

            args.unshift( self );

            if ( $.isFunction( obj.opts[ name ] ) ) {
                rez = obj.opts[ name ].apply( obj, args );
            }

            if ( rez === false ) {
                return rez;
            }

            if ( name === 'afterClose' || !self.$refs ) {
                $D.trigger( name + '.fb', args );

            } else {
                self.$refs.container.trigger( name + '.fb', args );
            }

        },


        // Update infobar values, navigation button states and reveal caption
        // ==================================================================

        updateControls : function ( force ) {

            var self = this;

            var current  = self.current,
                index    = current.index,
                //caption  = current.opts.caption,
                $container = self.$refs.container,
                $caption   = self.$refs.caption;
            
            if (current.caption){
                var caption  = current.caption;
            }
            else {
                var caption  = current.opts.caption;
            }
            // Recalculate content dimensions
            current.$slide.trigger( 'refresh' );
            
            self.$caption = caption && caption.length ? $caption.html( caption ) : null;
            
            if ( !self.isHiddenControls && !self.isIdle ) {
                self.showControls();
            }

            // Update info and navigation elements
            $container.find('[data-os_fancybox-count]').html( self.group.length );
            $container.find('[data-os_fancybox-index]').html( index + 1 );

            $container.find('[data-os_fancybox-prev]').prop( 'disabled', ( !current.opts.loop && index <= 0 ) );
            $container.find('[data-os_fancybox-next]').prop( 'disabled', ( !current.opts.loop && index >= self.group.length - 1 ) );

            if ( current.type === 'image' ) {

                // Update download button source
                $container.find('[data-os_fancybox-download]').attr( 'href', current.opts.image.src || current.src ).show();

            } else {
                $container.find('[data-os_fancybox-download],[data-os_fancybox-zoom]').hide();
            }
        },

        // Hide toolbar and caption
        // ========================

        hideControls : function () {

            this.isHiddenControls = true;

            this.$refs.container.removeClass( 'os_fancybox-show-infobar os_fancybox-show-toolbar os_fancybox-show-caption os_fancybox-show-nav' );

        },

        showControls : function() {
            var self = this;
            var opts = self.current ? self.current.opts : self.opts;
            var $container = self.$refs.container;

            self.isHiddenControls   = false;
            self.idleSecondsCounter = 0;

            $container
                .toggleClass( 'os_fancybox-show-toolbar', !!( opts.toolbar && opts.buttons ) )
                .toggleClass( 'os_fancybox-show-infobar', !!( opts.infobar && self.group.length > 1 ) )
                .toggleClass( 'os_fancybox-show-nav',     !!( opts.arrows && self.group.length > 1 ) )
                .toggleClass( 'os_fancybox-is-modal',     !!opts.modal );

            if ( self.$caption ) {
                $container.addClass( 'os_fancybox-show-caption ');

            } else {
               $container.removeClass( 'os_fancybox-show-caption' );
           }

       },


       // Toggle toolbar and caption
       // ==========================

       toggleControls : function() {
           if ( this.isHiddenControls ) {
               this.showControls();

           } else {
               this.hideControls();
           }

       },


    });


    $.os_fancybox = {

        version  : "3.2.10",
        defaults : defaults,


        // Get current instance and execute a command.
        //
        // Examples of usage:
        //
        //   $instance = $.os_fancybox.getInstance();
        //   $.os_fancybox.getInstance().jumpTo( 1 );
        //   $.os_fancybox.getInstance( 'jumpTo', 1 );
        //   $.os_fancybox.getInstance( function() {
        //       console.info( this.currIndex );
        //   });
        // ======================================================

        getInstance : function ( command ) {
            var instance = $('.os_fancybox-container:not(".os_fancybox-is-closing"):last').data( 'os_fancybox' );
            var args     = Array.prototype.slice.call(arguments, 1);

            if ( instance instanceof os_fancybox ) {

                if ( $.type( command ) === 'string' ) {
                    instance[ command ].apply( instance, args );

                } else if ( $.type( command ) === 'function' ) {
                    command.apply( instance, args );
                }

                return instance;
            }

            return false;

        },


        // Create new instance
        // ===================

        open : function ( items, opts, index ) {
            return new os_fancybox( items, opts, index );
        },


        // Close current or all instances
        // ==============================

        close : function ( all ) {
            var instance = this.getInstance();

            if ( instance ) {
                instance.close();

                // Try to find and close next instance

                if ( all === true ) {
                    this.close();
                }
            }

        },

        // Close instances and unbind all events
        // ==============================

        destroy : function() {

            this.close( true );

            $D.off( 'click.fb-start' );

        },


        // Try to detect mobile devices
        // ============================

        isMobile : document.createTouch !== undefined && /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent),


        // Detect if 'translate3d' support is available
        // ============================================

        use3d : (function() {
            var div = document.createElement('div');

            return window.getComputedStyle && window.getComputedStyle( div ).getPropertyValue('transform') && !(document.documentMode && document.documentMode < 11);
        }()),

        // Helper function to get current visual state of an element
        // returns array[ top, left, horizontal-scale, vertical-scale, opacity ]
        // =====================================================================

        getTranslate : function( $el ) {
            var matrix;

            if ( !$el || !$el.length ) {
                return false;
            }

            matrix  = $el.eq( 0 ).css('transform');

            if ( matrix && matrix.indexOf( 'matrix' ) !== -1 ) {
                matrix = matrix.split('(')[1];
                matrix = matrix.split(')')[0];
                matrix = matrix.split(',');
            } else {
                matrix = [];
            }

            if ( matrix.length ) {

                // If IE
                if ( matrix.length > 10 ) {
                    matrix = [ matrix[13], matrix[12], matrix[0], matrix[5] ];

                } else {
                    matrix = [ matrix[5], matrix[4], matrix[0], matrix[3]];
                }

                matrix = matrix.map(parseFloat);

            } else {
                matrix = [ 0, 0, 1, 1 ];

                var transRegex = /\.*translate\((.*)px,(.*)px\)/i;
                var transRez = transRegex.exec( $el.eq( 0 ).attr('style') );

                if ( transRez ) {
                    matrix[ 0 ] = parseFloat( transRez[2] );
                    matrix[ 1 ] = parseFloat( transRez[1] );
                }
            }

            return {
                top     : matrix[ 0 ],
                left    : matrix[ 1 ],
                scaleX  : matrix[ 2 ],
                scaleY  : matrix[ 3 ],
                opacity : parseFloat( $el.css('opacity') ),
                width   : $el.width(),
                height  : $el.height()
            };

        },


        // Shortcut for setting "translate3d" properties for element
        // Can set be used to set opacity, too
        // ========================================================

        setTranslate : function( $el, props ) {
            var str  = '';
            var css  = {};

            if ( !$el || !props ) {
                return;
            }

            if ( props.left !== undefined || props.top !== undefined ) {
                str = ( props.left === undefined ? $el.position().left : props.left )  + 'px, ' + ( props.top === undefined ? $el.position().top : props.top ) + 'px';

                if ( this.use3d ) {
                    str = 'translate3d(' + str + ', 0px)';

                } else {
                    str = 'translate(' + str + ')';
                }
            }

            if ( props.scaleX !== undefined && props.scaleY !== undefined ) {
                str = (str.length ? str + ' ' : '') + 'scale(' + props.scaleX + ', ' + props.scaleY + ')';
            }

            if ( str.length ) {
                css.transform = str;
            }

            if ( props.opacity !== undefined ) {
                css.opacity = props.opacity;
            }

            if ( props.width !== undefined ) {
                css.width = props.width;
            }

            if ( props.height !== undefined ) {
                css.height = props.height;
            }

            return $el.css( css );
        },


        // Simple CSS transition handler
        // =============================

        animate : function ( $el, to, duration, callback, leaveAnimationName ) {
            if ( $.isFunction( duration ) ) {
                callback = duration;
                duration = null;
            }

            if ( !$.isPlainObject( to ) ) {
                $el.removeAttr( 'style' );
            }

            $el.on( transitionEnd, function(e) {

                // Skip events from child elements and z-index change
                if ( e && e.originalEvent && ( !$el.is( e.originalEvent.target ) || e.originalEvent.propertyName == 'z-index' ) ) {
                    return;
                }

                $.os_fancybox.stop( $el );

                if ( $.isPlainObject( to ) ) {

                    if ( to.scaleX !== undefined && to.scaleY !== undefined ) {
                        $el.css( 'transition-duration', '' );

                        to.width  = Math.round( $el.width()  * to.scaleX );
                        to.height = Math.round( $el.height() * to.scaleY );

                        to.scaleX = 1;
                        to.scaleY = 1;

                        $.os_fancybox.setTranslate( $el, to );
                    }

                    if ( leaveAnimationName === false ) {
                        $el.removeAttr( 'style' );
                    }

                } else if ( leaveAnimationName !== true ) {
                    $el.removeClass( to );
                }

                if ( $.isFunction( callback ) ) {
                    callback( e );
                }

            });

            if ( $.isNumeric( duration ) ) {
                $el.css( 'transition-duration', duration + 'ms' );
            }

            if ( $.isPlainObject( to ) ) {
                $.os_fancybox.setTranslate( $el, to );

            } else {
                $el.addClass( to );
            }

            if ( to.scaleX && $el.hasClass( 'os_fancybox-image-wrap' ) ) {
                $el.parent().addClass( 'os_fancybox-is-scaling' );
            }

            // Make sure that `transitionend` callback gets fired
            $el.data("timer", setTimeout(function() {
                $el.trigger( 'transitionend' );
            }, duration + 16));

        },

        stop : function( $el ) {
            clearTimeout( $el.data("timer") );

            $el.off( 'transitionend' ).css( 'transition-duration', '' );

            if ( $el.hasClass( 'os_fancybox-image-wrap' ) ) {
                $el.parent().removeClass( 'os_fancybox-is-scaling' );
            }
        }

    };


    // Default click handler for "os_fancyboxed" links
    // ============================================

    function _run( e ) {
        var $target	= $( e.currentTarget ),
            opts	= e.data ? e.data.options : {},
            value	= $target.attr( 'data-os_fancybox' ) || '',
            index	= 0,
            items   = [];

        // Avoid opening multiple times
        if ( e.isDefaultPrevented() ) {
            return;
        }

        e.preventDefault();

        // Get all related items and find index for clicked one
        if ( value ) {
            items = opts.selector ? $( opts.selector ) : ( e.data ? e.data.items : [] );
            items = items.length ? items.filter( '[data-os_fancybox="' + value + '"]' ) : $( '[data-os_fancybox="' + value + '"]' );

            index = items.index( $target );

            // Sometimes current item can not be found
            // (for example, when slider clones items)
            if ( index < 0 ) {
                index = 0;
            }

        } else {
            items = [ $target ];
        }

        $.os_fancybox.open( items, opts, index );
    }


    // Create a jQuerGall plugin
    // ======================

    $.fn.os_fancybox = function (options) {
        var selector;

        options  = options || {};
        selector = options.selector || false;

        if ( selector ) {

            $( 'body' ).off( 'click.fb-start', selector ).on( 'click.fb-start', selector, {
                options : options
            }, _run );

        } else {

            this.off( 'click.fb-start' ).on( 'click.fb-start', {
                items   : this,
                options : options
            }, _run);

        }

        return this;
    };


    // Self initializing plugin
    // ========================
//2018-10-11 Vlad Prikhodko call removal without knowledge
    //$D.on( 'click.fb-start', '[data-os_fancybox]', _run );

}( window, document, window.jQuerGall || jQuerGall ));

// ==========================================================================
//
// Media
// Adds additional media type support
//
// ==========================================================================
;(function ($) {

	'use strict';

	// Formats matching url to final form

	var format = function (url, rez, params) {
		if ( !url ) {
			return;
		}

		params = params || '';

		if ( $.type(params) === "object" ) {
			params = $.param(params, true);
		}

		$.each(rez, function (key, value) {
			url = url.replace('$' + key, value || '');
		});

		if (params.length) {
			url += (url.indexOf('?') > 0 ? '&' : '?') + params;
		}

		return url;
	};

	// Object containing properties for each media type

	var defaults = {
		youtube : {
			matcher : /(youtube\.com|youtu\.be|youtube\-nocookie\.com)\/(watch\?(.*&)?v=|v\/|u\/|embed\/?)?(videoseries\?list=(.*)|[\w-]{11}|\?listType=(.*)&list=(.*))(.*)/i,
			params  : {
				autoplay : 1,
				autohide : 1,
				fs  : 1,
				rel : 0,
				hd  : 1,
				wmode : 'transparent',
				enablejsapi : 1,
				html5 : 1
			},
			paramPlace : 8,
			type  : 'iframe',
			url   : '//www.youtube.com/embed/$4',
			// thumb : '//img.youtube.com/vi/$4/hqdefault.jpg'
		},

		vimeo : {
			matcher : /^.+vimeo.com\/(.*\/)?([\d]+)(.*)?/,
			params  : {
				autoplay : 1,
				hd : 1,
				show_title    : 1,
				show_byline   : 1,
				show_portrait : 0,
				fullscreen    : 1,
				api : 1
			},
			paramPlace : 3,
			type : 'iframe',
			url : '//player.vimeo.com/video/$2'
		},

		metacafe : {
			matcher : /metacafe.com\/watch\/(\d+)\/(.*)?/,
			type    : 'iframe',
			url     : '//www.metacafe.com/embed/$1/?ap=1'
		},

		dailymotion : {
			matcher : /dailymotion.com\/video\/(.*)\/?(.*)/,
			params : {
				additionalInfos : 0,
				autoStart : 1
			},
			type : 'iframe',
			url  : '//www.dailymotion.com/embed/video/$1'
		},

		vine : {
			matcher : /vine.co\/v\/([a-zA-Z0-9\?\=\-]+)/,
			type    : 'iframe',
			url     : '//vine.co/v/$1/embed/simple'
		},

		instagram : {
			matcher : /(instagr\.am|instagram\.com)\/p\/([a-zA-Z0-9_\-]+)\/?/i,
			type    : 'image',
			url     : '//$1/p/$2/media/?size=l'
		},

		// Examples:
		// http://maps.google.com/?ll=48.857995,2.294297&spn=0.007666,0.021136&t=m&z=16
		// https://www.google.com/maps/@37.7852006,-122.4146355,14.65z
		// https://www.google.com/maps/place/Googleplex/@37.4220041,-122.0833494,17z/data=!4m5!3m4!1s0x0:0x6c296c66619367e0!8m2!3d37.4219998!4d-122.0840572
		gmap_place : {
			matcher : /(maps\.)?google\.([a-z]{2,3}(\.[a-z]{2})?)\/(((maps\/(place\/(.*)\/)?\@(.*),(\d+.?\d+?)z))|(\?ll=))(.*)?/i,
			type    : 'iframe',
			url     : function (rez) {
				return '//maps.google.' + rez[2] + '/?ll=' + ( rez[9] ? rez[9] + '&z=' + Math.floor(  rez[10]  ) + ( rez[12] ? rez[12].replace(/^\//, "&") : '' )  : rez[12] ) + '&output=' + ( rez[12] && rez[12].indexOf('layer=c') > 0 ? 'svembed' : 'embed' );
			}
		},

		// Examples:
		// https://www.google.com/maps/search/Empire+State+Building/
		// https://www.google.com/maps/search/?api=1&query=centurylink+field
		// https://www.google.com/maps/search/?api=1&query=47.5951518,-122.3316393
		gmap_search : {
			matcher : /(maps\.)?google\.([a-z]{2,3}(\.[a-z]{2})?)\/(maps\/search\/)(.*)/i,
			type    : 'iframe',
			url     : function (rez) {
				return '//maps.google.' + rez[2] + '/maps?q=' + rez[5].replace('query=', 'q=').replace('api=1', '') + '&output=embed';
			}
		}
	};

	$(document).on('objectNeedsType.fb', function (e, instance, item) {

		var url	 = item.src || '',
			type = false,
			media,
			thumb,
			rez,
			params,
			urlParams,
			paramObj,
			provider;

		media = $.extend( true, {}, defaults, item.opts.media );

		// Look for any matching media type
		$.each(media, function ( providerName, providerOpts ) {
			rez = url.match( providerOpts.matcher );

			if ( !rez ) {
				return;
			}

			type     = providerOpts.type;
			paramObj = {};

			if ( providerOpts.paramPlace && rez[ providerOpts.paramPlace ] ) {
				urlParams = rez[ providerOpts.paramPlace ];

				if ( urlParams[ 0 ] == '?' ) {
					urlParams = urlParams.substring(1);
				}

				urlParams = urlParams.split('&');

				for ( var m = 0; m < urlParams.length; ++m ) {
					var p = urlParams[ m ].split('=', 2);

					if ( p.length == 2 ) {
						paramObj[ p[0] ] = decodeURIComponent( p[1].replace(/\+/g, " ") );
					}
				}
			}

			params = $.extend( true, {}, providerOpts.params, item.opts[ providerName ], paramObj );

			url   = $.type( providerOpts.url ) === "function" ? providerOpts.url.call( this, rez, params, item ) : format( providerOpts.url, rez, params );
			thumb = $.type( providerOpts.thumb ) === "function" ? providerOpts.thumb.call( this, rez, params, item ) : format( providerOpts.thumb, rez );

			if ( providerName === 'vimeo' ) {
				url = url.replace('&%23', '#');
			}

			return false;
		});

		// If it is found, then change content type and update the url

		if ( type ) {
			item.src  = url;
			item.type = type;

			if ( !item.opts.thumb && !( item.opts.$thumb && item.opts.$thumb.length ) ) {
				item.opts.thumb = thumb;
			}

			if ( type === 'iframe' ) {
				$.extend(true, item.opts, {
					iframe : {
						preload : false,
						attr : {
							scrolling : "no"
						}
					}
				});

				item.contentProvider = provider;

				item.opts.slideClass += ' os_fancybox-slide--' + ( provider == 'gmap_place' || provider == 'gmap_search' ? 'map' : 'video' );
			}

		} else if ( url ) {
			item.type = item.opts.defaultType;
		}

	});

}( window.jQuerGall || jQuerGall ));

// ==========================================================================
//
// Guestures
// Adds touch guestures, handles click and tap events
//
// ==========================================================================
;(function (window, document, $) {
	'use strict';

	var requestAFrame = (function () {
		return window.requestAnimationFrame ||
			window.webkitRequestAnimationFrame ||
			window.mozRequestAnimationFrame ||
			window.oRequestAnimationFrame ||
			// if all else fails, use setTimeout
			function (callback) {
				return window.setTimeout(callback, 1000 / 60);
			};
	})();

	var cancelAFrame = (function () {
		return window.cancelAnimationFrame ||
			window.webkitCancelAnimationFrame ||
			window.mozCancelAnimationFrame ||
			window.oCancelAnimationFrame ||
			function (id) {
				window.clearTimeout(id);
			};
	})();

	var pointers = function( e ) {
		var result = [];

		e = e.originalEvent || e || window.e;
		e = e.touches && e.touches.length ? e.touches : ( e.changedTouches && e.changedTouches.length ? e.changedTouches : [ e ] );

		for ( var key in e ) {

			if ( e[ key ].pageX ) {
				result.push( { x : e[ key ].pageX, y : e[ key ].pageY } );

			} else if ( e[ key ].clientX ) {
				result.push( { x : e[ key ].clientX, y : e[ key ].clientY } );
			}
		}

		return result;
	};

	var distance = function( point2, point1, what ) {
		if ( !point1 || !point2 ) {
			return 0;
		}

		if ( what === 'x' ) {
			return point2.x - point1.x;

		} else if ( what === 'y' ) {
			return point2.y - point1.y;
		}

		return Math.sqrt( Math.pow( point2.x - point1.x, 2 ) + Math.pow( point2.y - point1.y, 2 ) );
	};

	var isClickable = function( $el ) {
		if ( $el.is('a,area,button,[role="button"],input,label,select,summary,textarea') || $.isFunction( $el.get(0).onclick ) || $el.data('selectable') ) {
			return true;
		}

		// Check for attributes like data-os_fancybox-next or data-os_fancybox-close
		for ( var i = 0, atts = $el[0].attributes, n = atts.length; i < n; i++ ) {
			if ( atts[i].nodeName.substr(0, 14) === 'data-os_fancybox-' ) {
				return true;
			}
		}

	 	return false;
	};

	var hasScrollbars = function( el ) {
		var overflowY = window.getComputedStyle( el )['overflow-y'];
		var overflowX = window.getComputedStyle( el )['overflow-x'];

		var vertical   = (overflowY === 'scroll' || overflowY === 'auto') && el.scrollHeight > el.clientHeight;
		var horizontal = (overflowX === 'scroll' || overflowX === 'auto') && el.scrollWidth > el.clientWidth;

		return vertical || horizontal;
	};

	var isScrollable = function ( $el ) {
		var rez = false;

		while ( true ) {
			rez	= hasScrollbars( $el.get(0) );

			if ( rez ) {
				break;
			}

			$el = $el.parent();

			if ( !$el.length || $el.hasClass( 'os_fancybox-stage' ) || $el.is( 'body' ) ) {
				break;
			}
		}

		return rez;
	};


	var Guestures = function ( instance ) {
		var self = this;

		self.instance = instance;

		self.$bg        = instance.$refs.bg;
		self.$stage     = instance.$refs.stage;
		self.$container = instance.$refs.container;

		self.destroy();

		self.$container.on( 'touchstart.fb.touch mousedown.fb.touch', $.proxy(self, 'ontouchstart') );
	};

	Guestures.prototype.destroy = function() {
		this.$container.off( '.fb.touch' );
	};

	Guestures.prototype.ontouchstart = function( e ) {
		var self = this;

		var $target  = $( e.target );
		var instance = self.instance;
		var current  = instance.current;
		var $content = current.$content;

		var isTouchDevice = ( e.type == 'touchstart' );

		// Do not respond to both (touch and mouse) events
		if ( isTouchDevice ) {
			self.$container.off( 'mousedown.fb.touch' );
		}

		// Ignore right click
		if ( e.originalEvent && e.originalEvent.button == 2 ) {
			return;
		}

		// Ignore taping on links, buttons, input elements
		if ( !$target.length || isClickable( $target ) || isClickable( $target.parent() ) ) {
			return;
		}

		// Ignore clicks on the scrollbar
		if ( !$target.is('img') && e.originalEvent.clientX > $target[0].clientWidth + $target.offset().left ) {
			return;
		}

		// Ignore clicks while zooming or closing
		if ( !current || self.instance.isAnimating || self.instance.isClosing ) {
			e.stopPropagation();
			e.preventDefault();

			return;
		}

		self.realPoints = self.startPoints = pointers( e );

		if ( !self.startPoints ) {
			return;
		}

		e.stopPropagation();

		self.startEvent = e;

		self.canTap   = true;
		self.$target  = $target;
		self.$content = $content;
		self.opts     = current.opts.touch;

		self.isPanning   = false;
		self.isSwiping   = false;
		self.isZooming   = false;
		self.isScrolling = false;

		self.sliderStartPos  = self.sliderLastPos || { top: 0, left: 0 };
		self.contentStartPos = $.os_fancybox.getTranslate( self.$content );
		self.contentLastPos  = null;

		self.startTime = new Date().getTime();
		self.distanceX = self.distanceY = self.distance = 0;

		self.canvasWidth  = Math.round( current.$slide[0].clientWidth );
		self.canvasHeight = Math.round( current.$slide[0].clientHeight );

		$(document)
			.off( '.fb.touch' )
			.on( isTouchDevice ? 'touchend.fb.touch touchcancel.fb.touch' : 'mouseup.fb.touch mouseleave.fb.touch', $.proxy(self, "ontouchend"))
			.on( isTouchDevice ? 'touchmove.fb.touch' : 'mousemove.fb.touch', $.proxy(self, "ontouchmove"));

		if ( $.os_fancybox.isMobile ) {
			document.addEventListener('scroll', self.onscroll, true);
		}

		if ( !(self.opts || instance.canPan() ) || !( $target.is( self.$stage ) || self.$stage.find( $target ).length ) ) {

			// Prevent image ghosting while dragging
			if ( $target.is('img') ) {
				e.preventDefault();
			}

			return;
		}

		if ( !( $.os_fancybox.isMobile && ( isScrollable( $target ) || isScrollable( $target.parent() ) ) ) ) {
			e.preventDefault();
		}

		if ( self.startPoints.length === 1 ) {
			if ( current.type === 'image' && ( self.contentStartPos.width > self.canvasWidth + 1 || self.contentStartPos.height > self.canvasHeight + 1 ) ) {
				$.os_fancybox.stop( self.$content );

				self.$content.css( 'transition-duration', '' );

				self.isPanning = true;

			} else {
				self.isSwiping = true;
			}

			self.$container.addClass( 'os_fancybox-controls--isGrabbing' );
		}

		if ( self.startPoints.length === 2 && !instance.isAnimating && !current.hasError && current.type === 'image' && ( current.isLoaded || current.$ghost ) ) {
			self.canTap    = false;
			self.isSwiping = false;
			self.isPanning = false;

			self.isZooming = true;

			$.os_fancybox.stop( self.$content );

			self.$content.css( 'transition-duration', '' );

			self.centerPointStartX = ( ( self.startPoints[0].x + self.startPoints[1].x ) * 0.5 ) - $(window).scrollLeft();
			self.centerPointStartY = ( ( self.startPoints[0].y + self.startPoints[1].y ) * 0.5 ) - $(window).scrollTop();

			self.percentageOfImageAtPinchPointX = ( self.centerPointStartX - self.contentStartPos.left ) / self.contentStartPos.width;
			self.percentageOfImageAtPinchPointY = ( self.centerPointStartY - self.contentStartPos.top  ) / self.contentStartPos.height;

			self.startDistanceBetweenFingers = distance( self.startPoints[0], self.startPoints[1] );
		}

	};

	Guestures.prototype.onscroll = function(e) {
		self.isScrolling = true;
	};

	Guestures.prototype.ontouchmove = function( e ) {
		var self = this,
			$target = $(e.target);

		if ( self.isScrolling || !( $target.is( self.$stage ) || self.$stage.find( $target ).length ) ) {
			self.canTap = false;

			return;
		}

		self.newPoints = pointers( e );

		if ( !( self.opts || self.instance.canPan() ) || !self.newPoints || !self.newPoints.length ) {
			return;
		}

		if ( !(self.isSwiping && self.isSwiping === true) ) {
			e.preventDefault();
		}

		self.distanceX = distance( self.newPoints[0], self.startPoints[0], 'x' );
		self.distanceY = distance( self.newPoints[0], self.startPoints[0], 'y' );

		self.distance = distance( self.newPoints[0], self.startPoints[0] )

		// Skip false ontouchmove events (Chrome)
		if ( self.distance > 0 ) {
			if ( self.isSwiping ) {
				self.onSwipe(e);

			} else if ( self.isPanning ) {
				self.onPan();

			} else if ( self.isZooming ) {
				self.onZoom();
			}
		}

	};

	Guestures.prototype.onSwipe = function(e) {
		var self = this,
			swiping = self.isSwiping,
			left    = self.sliderStartPos.left || 0,
			angle;

		// If direction is not yet determined
		if ( swiping === true ) {

			// We need at least 10px distance to correctly calculate an angle
			if ( Math.abs( self.distance ) > 10 ) {
				self.canTap = false;

				if ( self.instance.group.length < 2 && self.opts.vertical ) {
					self.isSwiping = 'y';

				} else if ( self.instance.isDragging || self.opts.vertical === false || ( self.opts.vertical === 'auto' && $( window ).width() > 800 ) ) {
					self.isSwiping = 'x';

				} else {
					angle = Math.abs( Math.atan2( self.distanceY, self.distanceX ) * 180 / Math.PI );

					self.isSwiping = ( angle > 45 && angle < 135 ) ? 'y' : 'x';
				}

				self.canTap = false;

				 if ( self.isSwiping === 'y' && $.os_fancybox.isMobile && ( isScrollable( self.$target ) || isScrollable( self.$target.parent() ) ) ) {
					 self.isScrolling = true;

					 return;
				 }

				self.instance.isDragging = self.isSwiping;

				// Reset points to avoid jumping, because we dropped first swipes to calculate the angle
				self.startPoints = self.newPoints;

				$.each(self.instance.slides, function( index, slide ) {
					$.os_fancybox.stop( slide.$slide );

					slide.$slide.css( 'transition-duration', '' );

					slide.inTransition = false;

					if ( slide.pos === self.instance.current.pos ) {
						self.sliderStartPos.left = $.os_fancybox.getTranslate( slide.$slide ).left;
					}
				});

				// Stop slideshow
				if ( self.instance.SlideShow && self.instance.SlideShow.isActive ) {
					self.instance.SlideShow.stop();
				}
			}

			return;
		}

		// Sticky edges
		if ( swiping == 'x' ) {
			if ( self.distanceX > 0 && ( self.instance.group.length < 2 || ( self.instance.current.index === 0 && !self.instance.current.opts.loop ) ) ) {
				left = left + Math.pow( self.distanceX, 0.8 );

			} else if ( self.distanceX < 0 && ( self.instance.group.length < 2 || ( self.instance.current.index === self.instance.group.length - 1 && !self.instance.current.opts.loop ) ) ) {
				left = left - Math.pow( -self.distanceX, 0.8 );

			} else {
				left = left + self.distanceX;
			}
		}

		self.sliderLastPos = {
			top  : swiping == 'x' ? 0 : self.sliderStartPos.top + self.distanceY,
			left : left
		};

		if ( self.requestId ) {
			cancelAFrame( self.requestId );

			self.requestId = null;
		}

		self.requestId = requestAFrame(function() {

			if ( self.sliderLastPos ) {
				$.each(self.instance.slides, function( index, slide ) {
					var pos = slide.pos - self.instance.currPos;

					$.os_fancybox.setTranslate( slide.$slide, {
						top  : self.sliderLastPos.top,
						left : self.sliderLastPos.left + ( pos * self.canvasWidth ) + ( pos * slide.opts.gutter )
					});
				});

				self.$container.addClass( 'os_fancybox-is-sliding' );
			}

		});

	};

	Guestures.prototype.onPan = function() {
		var self = this;

		// Sometimes, when tapping causally, image can move a bit and that breaks double tapping
		if ( distance( self.newPoints[0], self.realPoints[0] ) < ($.os_fancybox.isMobile ? 10 : 5) ) {
			self.startPoints = self.newPoints;
			return;
		}

		self.canTap = false;

		self.contentLastPos = self.limitMovement();

		if ( self.requestId ) {
			cancelAFrame( self.requestId );

			self.requestId = null;
		}

		self.requestId = requestAFrame(function() {
			$.os_fancybox.setTranslate( self.$content, self.contentLastPos );
		});
	};

	// Make panning sticky to the edges
	Guestures.prototype.limitMovement = function() {
		var self = this;

		var canvasWidth  = self.canvasWidth;
		var canvasHeight = self.canvasHeight;

		var distanceX = self.distanceX;
		var distanceY = self.distanceY;

		var contentStartPos = self.contentStartPos;

		var currentOffsetX = contentStartPos.left;
		var currentOffsetY = contentStartPos.top;

		var currentWidth  = contentStartPos.width;
		var currentHeight = contentStartPos.height;

		var minTranslateX, minTranslateY,
			maxTranslateX, maxTranslateY,
			newOffsetX, newOffsetY;

		if ( currentWidth > canvasWidth ) {
			newOffsetX = currentOffsetX + distanceX;

		} else {
			newOffsetX = currentOffsetX;
		}

		newOffsetY = currentOffsetY + distanceY;

		// Slow down proportionally to traveled distance
		minTranslateX = Math.max( 0, canvasWidth  * 0.5 - currentWidth  * 0.5 );
		minTranslateY = Math.max( 0, canvasHeight * 0.5 - currentHeight * 0.5 );

		maxTranslateX = Math.min( canvasWidth  - currentWidth,  canvasWidth  * 0.5 - currentWidth  * 0.5 );
		maxTranslateY = Math.min( canvasHeight - currentHeight, canvasHeight * 0.5 - currentHeight * 0.5 );

		if ( currentWidth > canvasWidth ) {

			//   ->
			if ( distanceX > 0 && newOffsetX > minTranslateX ) {
				newOffsetX = minTranslateX - 1 + Math.pow( -minTranslateX + currentOffsetX + distanceX, 0.8 ) || 0;
			}

			//    <-
			if ( distanceX < 0 && newOffsetX < maxTranslateX ) {
				newOffsetX = maxTranslateX + 1 - Math.pow( maxTranslateX - currentOffsetX - distanceX, 0.8 ) || 0;
			}

		}

		if ( currentHeight > canvasHeight ) {

			//   \/
			if ( distanceY > 0 && newOffsetY > minTranslateY ) {
				newOffsetY = minTranslateY - 1 + Math.pow(-minTranslateY + currentOffsetY + distanceY, 0.8 ) || 0;
			}

			//   /\
			if ( distanceY < 0 && newOffsetY < maxTranslateY ) {
				newOffsetY = maxTranslateY + 1 - Math.pow ( maxTranslateY - currentOffsetY - distanceY, 0.8 ) || 0;
			}

		}

		return {
			top    : newOffsetY,
			left   : newOffsetX,
			scaleX : contentStartPos.scaleX,
			scaleY : contentStartPos.scaleY
		};

	};

	Guestures.prototype.limitPosition = function( newOffsetX, newOffsetY, newWidth, newHeight ) {
		var self = this;

		var canvasWidth  = self.canvasWidth;
		var canvasHeight = self.canvasHeight;

		if ( newWidth > canvasWidth ) {
			newOffsetX = newOffsetX > 0 ? 0 : newOffsetX;
			newOffsetX = newOffsetX < canvasWidth - newWidth ? canvasWidth - newWidth : newOffsetX;

		} else {

			// Center horizontally
			newOffsetX = Math.max( 0, canvasWidth / 2 - newWidth / 2 );

		}

		if ( newHeight > canvasHeight ) {
			newOffsetY = newOffsetY > 0 ? 0 : newOffsetY;
			newOffsetY = newOffsetY < canvasHeight - newHeight ? canvasHeight - newHeight : newOffsetY;

		} else {

			// Center vertically
			newOffsetY = Math.max( 0, canvasHeight / 2 - newHeight / 2 );

		}

		return {
			top  : newOffsetY,
			left : newOffsetX
		};

	};

	Guestures.prototype.onZoom = function() {
		var self = this;

		// Calculate current distance between points to get pinch ratio and new width and height

		var currentWidth  = self.contentStartPos.width;
		var currentHeight = self.contentStartPos.height;

		var currentOffsetX = self.contentStartPos.left;
		var currentOffsetY = self.contentStartPos.top;

		var endDistanceBetweenFingers = distance( self.newPoints[0], self.newPoints[1] );

		var pinchRatio = endDistanceBetweenFingers / self.startDistanceBetweenFingers;

		var newWidth  = Math.floor( currentWidth  * pinchRatio );
		var newHeight = Math.floor( currentHeight * pinchRatio );

		// This is the translation due to pinch-zooming
		var translateFromZoomingX = (currentWidth  - newWidth)  * self.percentageOfImageAtPinchPointX;
		var translateFromZoomingY = (currentHeight - newHeight) * self.percentageOfImageAtPinchPointY;

		//Point between the two touches

		var centerPointEndX = ((self.newPoints[0].x + self.newPoints[1].x) / 2) - $(window).scrollLeft();
		var centerPointEndY = ((self.newPoints[0].y + self.newPoints[1].y) / 2) - $(window).scrollTop();

		// And this is the translation due to translation of the centerpoint
		// between the two fingers

		var translateFromTranslatingX = centerPointEndX - self.centerPointStartX;
		var translateFromTranslatingY = centerPointEndY - self.centerPointStartY;

		// The new offset is the old/current one plus the total translation

		var newOffsetX = currentOffsetX + ( translateFromZoomingX + translateFromTranslatingX );
		var newOffsetY = currentOffsetY + ( translateFromZoomingY + translateFromTranslatingY );

		var newPos = {
			top    : newOffsetY,
			left   : newOffsetX,
			scaleX : self.contentStartPos.scaleX * pinchRatio,
			scaleY : self.contentStartPos.scaleY * pinchRatio
		};

		self.canTap = false;

		self.newWidth  = newWidth;
		self.newHeight = newHeight;

		self.contentLastPos = newPos;

		if ( self.requestId ) {
			cancelAFrame( self.requestId );

			self.requestId = null;
		}

		self.requestId = requestAFrame(function() {
			$.os_fancybox.setTranslate( self.$content, self.contentLastPos );
		});

	};

	Guestures.prototype.ontouchend = function( e ) {
		var self = this;
		var dMs  = Math.max( (new Date().getTime() ) - self.startTime, 1);

		var swiping   = self.isSwiping;
		var panning   = self.isPanning;
		var zooming   = self.isZooming;
		var scrolling = self.isScrolling;

		self.endPoints = pointers( e );

		self.$container.removeClass( 'os_fancybox-controls--isGrabbing' );

		$(document).off( '.fb.touch' );

		document.removeEventListener('scroll', self.onscroll, true);

		if ( self.requestId ) {
			cancelAFrame( self.requestId );

			self.requestId = null;
		}

		self.isSwiping   = false;
		self.isPanning   = false;
		self.isZooming   = false;
		self.isScrolling = false;

		self.instance.isDragging = false;

		if ( self.canTap ) {
			return self.onTap( e );
		}

		self.speed = 366;

		// Speed in px/ms
		self.velocityX = self.distanceX / dMs * 0.5;
		self.velocityY = self.distanceY / dMs * 0.5;

		self.speedX = Math.max( self.speed * 0.5, Math.min( self.speed * 1.5, ( 1 / Math.abs( self.velocityX ) ) * self.speed ) );

		if ( panning ) {
			self.endPanning();

		} else if ( zooming ) {
			self.endZooming();

		} else {
			self.endSwiping( swiping, scrolling );
		}

		return;
	};

	Guestures.prototype.endSwiping = function( swiping, scrolling ) {
		var self = this,
			ret  = false,
			len  = self.instance.group.length;

		self.sliderLastPos = null;

		// Close if swiped vertically / navigate if horizontally
		if ( swiping == 'y' && !scrolling && Math.abs( self.distanceY ) > 50 ) {

			// Continue vertical movement
			$.os_fancybox.animate( self.instance.current.$slide, {
				top     : self.sliderStartPos.top + self.distanceY + ( self.velocityY * 150 ),
				opacity : 0
			}, 150 );

			ret = self.instance.close( true, 300 );

		} else if ( swiping == 'x' && self.distanceX > 50 && len > 1 ) {
			ret = self.instance.previous( self.speedX );

		} else if ( swiping == 'x' && self.distanceX < -50 && len > 1 ) {
			ret = self.instance.next( self.speedX );
		}

		if ( ret === false && ( swiping == 'x' || swiping == 'y' ) ) {
			if ( scrolling || len < 2 ) {
				self.instance.centerSlide( self.instance.current, 150 );
			} else {
				self.instance.jumpTo( self.instance.current.index );
			}
		}

		self.$container.removeClass( 'os_fancybox-is-sliding' );

	};

	// Limit panning from edges
	// ========================

	Guestures.prototype.endPanning = function() {

		var self = this;
		var newOffsetX, newOffsetY, newPos;

		if ( !self.contentLastPos ) {
			return;
		}

		if ( self.opts.momentum === false ) {
			newOffsetX = self.contentLastPos.left;
			newOffsetY = self.contentLastPos.top;

		} else {

			// Continue movement
			newOffsetX = self.contentLastPos.left + ( self.velocityX * self.speed );
			newOffsetY = self.contentLastPos.top  + ( self.velocityY * self.speed );
		}

		newPos = self.limitPosition( newOffsetX, newOffsetY, self.contentStartPos.width, self.contentStartPos.height );

		 newPos.width  = self.contentStartPos.width;
		 newPos.height = self.contentStartPos.height;

		$.os_fancybox.animate( self.$content, newPos, 330 );
	};


	Guestures.prototype.endZooming = function() {
		var self = this;

		var current = self.instance.current;

		var newOffsetX, newOffsetY, newPos, reset;

		var newWidth  = self.newWidth;
		var newHeight = self.newHeight;

		if ( !self.contentLastPos ) {
			return;
		}

		newOffsetX = self.contentLastPos.left;
		newOffsetY = self.contentLastPos.top;

		reset = {
			top    : newOffsetY,
			left   : newOffsetX,
			width  : newWidth,
			height : newHeight,
			scaleX : 1,
			scaleY : 1
		};

		// Reset scalex/scaleY values; this helps for perfomance and does not break animation
		$.os_fancybox.setTranslate( self.$content, reset );

		if ( newWidth < self.canvasWidth && newHeight < self.canvasHeight ) {
			self.instance.scaleToFit( 150 );

		} else if ( newWidth > current.width || newHeight > current.height ) {
			self.instance.scaleToActual( self.centerPointStartX, self.centerPointStartY, 150 );

		} else {

			newPos = self.limitPosition( newOffsetX, newOffsetY, newWidth, newHeight );

			// Switch from scale() to width/height or animation will not work correctly
			$.os_fancybox.setTranslate( self.content, $.os_fancybox.getTranslate( self.$content ) );

			$.os_fancybox.animate( self.$content, newPos, 150 );
		}

	};

	Guestures.prototype.onTap = function(e) {
		var self    = this;
		var $target = $( e.target );

		var instance = self.instance;
		var current  = instance.current;

		var endPoints = ( e && pointers( e ) ) || self.startPoints;

		var tapX = endPoints[0] ? endPoints[0].x - self.$stage.offset().left : 0;
		var tapY = endPoints[0] ? endPoints[0].y - self.$stage.offset().top  : 0;

		var where;

		var process = function ( prefix ) {

			var action = current.opts[ prefix ];

			if ( $.isFunction( action ) ) {
				action = action.apply( instance, [ current, e ] );
			}

			if ( !action) {
				return;
			}

			switch ( action ) {

				case "close" :

					instance.close( self.startEvent );

				break;

				case "toggleControls" :

					instance.toggleControls( true );

				break;

				case "next" :

					instance.next();

				break;

				case "nextOrClose" :

					if ( instance.group.length > 1 ) {
						instance.next();

					} else {
						instance.close( self.startEvent );
					}

				break;

				case "zoom" :

					if ( current.type == 'image' && ( current.isLoaded || current.$ghost ) ) {

						if ( instance.canPan() ) {
							instance.scaleToFit();

						} else if ( instance.isScaledDown() ) {
							instance.scaleToActual( tapX, tapY );

						} else if ( instance.group.length < 2 ) {
							instance.close( self.startEvent );
						}
					}

				break;
			}

		};

		// Ignore right click
		if ( e.originalEvent && e.originalEvent.button == 2 ) {
			return;
		}

		// Skip if clicked on the scrollbar
		if ( !$target.is('img') && tapX > $target[0].clientWidth + $target.offset().left ) {
			return;
		}

		// Check where is clicked
		if ( $target.is( '.os_fancybox-bg,.os_fancybox-inner,.os_fancybox-outer,.os_fancybox-container' ) ) {
			where = 'Outside';

		} else if ( $target.is( '.os_fancybox-slide' ) ) {
			where = 'Slide';

		} else if ( instance.current.$content && instance.current.$content.find( $target ).addBack().filter( $target ).length ) {
		 	where = 'Content';

		} else {
			return;
		}

		// Check if this is a double tap
		if ( self.tapped ) {

			// Stop previously created single tap
			clearTimeout( self.tapped );
			self.tapped = null;

			// Skip if distance between taps is too big
			if ( Math.abs( tapX - self.tapX ) > 50 || Math.abs( tapY - self.tapY ) > 50 ) {
				return this;
			}

			// OK, now we assume that this is a double-tap
			process( 'dblclick' + where );

		} else {

			// Single tap will be processed if user has not clicked second time within 300ms
			// or there is no need to wait for double-tap
			self.tapX = tapX;
			self.tapY = tapY;

			if ( current.opts[ 'dblclick' + where ] && current.opts[ 'dblclick' + where ] !== current.opts[ 'click' + where ] ) {

				self.tapped = setTimeout(function() {
					self.tapped = null;

					process( 'click' + where );

				}, 500);

			} else {
				process( 'click' + where );
			}

		}

		return this;
	};

	$(document).on('onActivate.fb', function (e, instance) {
		if ( instance && !instance.Guestures ) {
			instance.Guestures = new Guestures( instance );
		}
	});

}( window, document, window.jQuerGall || jQuerGall ));

// ==========================================================================
//
// SlideShow
// Enables slideshow functionality
//
// Example of usage:
// $.os_fancybox.getInstance().SlideShow.start()
//
// ==========================================================================
;(function (document, $) {
	'use strict';

	$.extend(true, $.os_fancybox.defaults, {
		btnTpl : {
			slideShow :
				'<button data-os_fancybox-play class="os_fancybox-button os_fancybox-button--play" title="{{PLAY_START}}">' +
					'<svg class="hvr-wobble-skew" viewBox="0 0 40 40">' +
						'<path d="M13,12 L27,20 L13,27 Z" />' +
						'<path d="M15,10 v19 M23,10 v19" />' +
					'</svg>' +
				'</button>'
		},
		slideShow : {
			autoStart : false,
            speed     : 3000
		}
	});

	var SlideShow = function( instance ) {
		this.instance = instance;
		this.init();
	};

	$.extend( SlideShow.prototype, {
		timer    : null,
		isActive : false,
		$button  : null,

		init : function() {
			var self = this;

			self.$button = self.instance.$refs.toolbar.find('[data-os_fancybox-play]').on('click', function() {
				self.toggle();
			});

			if ( self.instance.group.length < 2 || !self.instance.group[ self.instance.currIndex ].opts.slideShow ) {
				self.$button.hide();
			}
		},

		set : function( force ) {
			var self = this;

			// Check if reached last element
			if ( self.instance && self.instance.current && (force === true || self.instance.current.opts.loop || self.instance.currIndex < self.instance.group.length - 1 )) {
				self.timer = setTimeout(function() {
					if ( self.isActive ) {
						self.instance.jumpTo( (self.instance.currIndex + 1) % self.instance.group.length );
					}

				}, self.instance.current.opts.slideShow.speed);

			} else {
				self.stop();
				self.instance.idleSecondsCounter = 0;
				self.instance.showControls();
			}
		},

		clear : function() {
			var self = this;

			clearTimeout( self.timer );

			self.timer = null;
		},

		start : function() {
			var self = this;
			var current = self.instance.current;

			if ( current ) {
				self.isActive = true;

				self.$button
					.attr( 'title', current.opts.i18n[ current.opts.lang ].PLAY_STOP )
					.removeClass( 'os_fancybox-button--play' )
					.addClass( 'os_fancybox-button--pause' );

					self.set( true );
			}
		},

		stop : function() {
			var self = this;
			var current = self.instance.current;

			self.clear();

			self.$button
				.attr( 'title', current.opts.i18n[ current.opts.lang ].PLAY_START )
				.removeClass( 'os_fancybox-button--pause' )
				.addClass( 'os_fancybox-button--play' );

			self.isActive = false;
		},

		toggle : function() {
			var self = this;

			if ( self.isActive ) {
				self.stop();

			} else {
				self.start();
			}
		}

	});

	$(document).on({
		'onInit.fb' : function(e, instance) {
			if ( instance && !instance.SlideShow ) {
				instance.SlideShow = new SlideShow( instance );
			}
		},

		'beforeShow.fb' : function(e, instance, current, firstRun) {
			var SlideShow = instance && instance.SlideShow;

			if ( firstRun ) {

				if ( SlideShow && current.opts.slideShow.autoStart ) {
					SlideShow.start();
				}

			} else if ( SlideShow && SlideShow.isActive )  {
				SlideShow.clear();
			}
		},

		'afterShow.fb' : function(e, instance, current) {
			var SlideShow = instance && instance.SlideShow;

			if ( SlideShow && SlideShow.isActive ) {
				SlideShow.set();
			}
		},

		'afterKeydown.fb' : function(e, instance, current, keypress, keycode) {
			var SlideShow = instance && instance.SlideShow;

			// "P" or Spacebar
			if ( SlideShow && current.opts.slideShow && ( keycode === 80 || keycode === 32 ) && !$(document.activeElement).is( 'button,a,input' ) ) {
				keypress.preventDefault();

				SlideShow.toggle();
			}
		},

		'beforeClose.fb onDeactivate.fb' : function(e, instance) {
			var SlideShow = instance && instance.SlideShow;

			if ( SlideShow ) {
				SlideShow.stop();
			}
		}
	});

	// Page Visibility API to pause slideshow when window is not active
	$(document).on("visibilitychange", function() {
		var instance  = $.os_fancybox.getInstance();
		var SlideShow = instance && instance.SlideShow;

		if ( SlideShow && SlideShow.isActive ) {
			if ( document.hidden ) {
				SlideShow.clear();

			} else {
				SlideShow.set();
			}
		}
	});

}( document, window.jQuerGall || jQuerGall ));

// ==========================================================================
//
// FullScreen
// Adds fullscreen functionality
//
// ==========================================================================
;(function (document, $) {
	'use strict';

	// Collection of methods supported by user browser
	var fn = (function () {

		var fnMap = [
			[
				'requestFullscreen',
				'exitFullscreen',
				'fullscreenElement',
				'fullscreenEnabled',
				'fullscreenchange',
				'fullscreenerror'
			],
			// new WebKit
			[
				'webkitRequestFullscreen',
				'webkitExitFullscreen',
				'webkitFullscreenElement',
				'webkitFullscreenEnabled',
				'webkitfullscreenchange',
				'webkitfullscreenerror'

			],
			// old WebKit (Safari 5.1)
			[
				'webkitRequestFullScreen',
				'webkitCancelFullScreen',
				'webkitCurrentFullScreenElement',
				'webkitCancelFullScreen',
				'webkitfullscreenchange',
				'webkitfullscreenerror'

			],
			[
				'mozRequestFullScreen',
				'mozCancelFullScreen',
				'mozFullScreenElement',
				'mozFullScreenEnabled',
				'mozfullscreenchange',
				'mozfullscreenerror'
			],
			[
				'msRequestFullscreen',
				'msExitFullscreen',
				'msFullscreenElement',
				'msFullscreenEnabled',
				'MSFullscreenChange',
				'MSFullscreenError'
			]
		];

		var val;
		var ret = {};
		var i, j;

		for ( i = 0; i < fnMap.length; i++ ) {
			val = fnMap[ i ];

			if ( val && val[ 1 ] in document ) {
				for ( j = 0; j < val.length; j++ ) {
					ret[ fnMap[ 0 ][ j ] ] = val[ j ];
				}

				return ret;
			}
		}

		return false;
	})();

	// If browser does not have Full Screen API, then simply unset default button template and stop
	if ( !fn ) {

		if ( $ && $.os_fancybox ) {
			$.os_fancybox.defaults.btnTpl.fullScreen = false;
		}

		return;
	}

	var FullScreen = {

		request : function ( elem ) {

			elem = elem || document.documentElement;

			elem[ fn.requestFullscreen ]( elem.ALLOW_KEYBOARD_INPUT );

		},
		exit : function () {

			document[ fn.exitFullscreen ]();

		},
		toggle : function ( elem ) {

			elem = elem || document.documentElement;

			if ( this.isFullscreen() ) {
				this.exit();

			} else {
				this.request( elem );
			}

		},
		isFullscreen : function()  {

			return Boolean( document[ fn.fullscreenElement ] );

		},
		enabled : function()  {

			return Boolean( document[ fn.fullscreenEnabled ] );

		}
	};

	$.extend(true, $.os_fancybox.defaults, {
		btnTpl : {
			fullScreen :
				'<button data-os_fancybox-fullscreen class="os_fancybox-button os_fancybox-button--fullscreen" title="{{FULL_SCREEN}}">' +
					'<svg class="hvr-wobble-skew" viewBox="0 0 40 40">' +
						'<path d="M9,12 h22 v16 h-22 v-16 v16 h22 v-16 Z" />' +
					'</svg>' +
				'</button>'
		},
		fullScreen : {
			autoStart : false
		}
	});

	$(document).on({
		'onInit.fb' : function(e, instance) {
			var $container;

			if ( instance && instance.group[ instance.currIndex ].opts.fullScreen ) {
				$container = instance.$refs.container;

				$container.on('click.fb-fullscreen', '[data-os_fancybox-fullscreen]', function(e) {

					e.stopPropagation();
					e.preventDefault();

					FullScreen.toggle( $container[ 0 ] );

				});

				if ( instance.opts.fullScreen && instance.opts.fullScreen.autoStart === true ) {
					FullScreen.request( $container[ 0 ] );
				}

				// Expose API
				instance.FullScreen = FullScreen;

			} else if ( instance ) {
				instance.$refs.toolbar.find('[data-os_fancybox-fullscreen]').hide();
			}

		},

		'afterKeydown.fb' : function(e, instance, current, keypress, keycode) {

			// "P" or Spacebar
			if ( instance && instance.FullScreen && keycode === 70 ) {
				keypress.preventDefault();

				instance.FullScreen.toggle( instance.$refs.container[ 0 ] );
			}

		},

		'beforeClose.fb' : function( instance ) {
			if ( instance && instance.FullScreen ) {
				FullScreen.exit();
			}
		}
	});

	$(document).on(fn.fullscreenchange, function() {
		var isFullscreen = FullScreen.isFullscreen(),
			instance = $.os_fancybox.getInstance();

		if ( instance ) {

			// If image is zooming, then force to stop and reposition properly
			if ( instance.current && instance.current.type === 'image' && instance.isAnimating ) {
				instance.current.$content.css( 'transition', 'none' );

				instance.isAnimating = false;

				instance.update( true, true, 0 );
			}

			instance.trigger( 'onFullscreenChange', isFullscreen );

			instance.$refs.container.toggleClass( 'os_fancybox-is-fullscreen', isFullscreen );
		}

	});

}( document, window.jQuerGall || jQuerGall ));

// ==========================================================================
//
// Thumbs
// Displays thumbnails in a grid
//
// ==========================================================================
;(function (document, $) {
	'use strict';

	// Make sure there are default values
	$.os_fancybox.defaults = $.extend(true, {
		btnTpl : {
			thumbs :
			'<button data-os_fancybox-thumbs class="os_fancybox-button os_fancybox-button--thumbs" title="{{THUMBS}}">' +
				'<svg class="hvr-wobble-skew" viewBox="0 0 120 120">' +
					'<path d="M30,30 h14 v14 h-14 Z M50,30 h14 v14 h-14 Z M70,30 h14 v14 h-14 Z M30,50 h14 v14 h-14 Z M50,50 h14 v14 h-14 Z M70,50 h14 v14 h-14 Z M30,70 h14 v14 h-14 Z M50,70 h14 v14 h-14 Z M70,70 h14 v14 h-14 Z" />' +
				'</svg>' +
			'</button>'
		},
		thumbs : {
			autoStart   : false,                  // Display thumbnails on opening
			hideOnClose : true,                   // Hide thumbnail grid when closing animation starts
			parentEl    : '.os_fancybox-container',  // Container is injected into this element
			axis        : 'y'                     // Vertical (y) or horizontal (x) scrolling
		}
	}, $.os_fancybox.defaults);

	var FancyThumbs = function( instance ) {
		this.init( instance );
	};

	$.extend( FancyThumbs.prototype, {

		$button		: null,
		$grid		: null,
		$list		: null,
		isVisible	: false,
		isActive	: false,

		init : function( instance ) {
			var self = this;

			self.instance = instance;

			instance.Thumbs = self;

			// Enable thumbs if at least two group items have thumbnails
			var first  = instance.group[0],
				second = instance.group[1];

			self.opts = instance.group[ instance.currIndex ].opts.thumbs;

			self.$button = instance.$refs.toolbar.find( '[data-os_fancybox-thumbs]' );

			if ( self.opts && first && second && (
		    		( first.type == 'image'  || first.opts.thumb  || first.opts.$thumb ) &&
		    		( second.type == 'image' || second.opts.thumb || second.opts.$thumb )
			)) {

				self.$button.show().on('click', function() {
					self.toggle();
				});

				self.isActive = true;

			} else {
				self.$button.hide();
			}
		},

		create : function() {
			var self = this,
				instance = self.instance,
				parentEl = self.opts.parentEl,
				list,
				src;

			self.$grid = $('<div class="os_fancybox-thumbs os_fancybox-thumbs-' + self.opts.axis + '"></div>').appendTo( instance.$refs.container.find( parentEl ).addBack().filter( parentEl ) );

			// Build list HTML
			list = '<ul>';

			$.each(instance.group, function( i, item ) {
				src = item.opts.thumb || ( item.opts.$thumb ? item.opts.$thumb.attr( 'src' ) : null );

				if ( !src && item.type === 'image' ) {
					src = item.src;
				}

				if ( src && src.length ) {
					list += '<li data-index="' + i + '"  tabindex="0" class="os_fancybox-thumbs-loading"><img data-src="' + src + '" /></li>';
				}
			});

			list += '</ul>';

			self.$list = $( list ).appendTo( self.$grid ).on('click', 'li', function() {
				instance.jumpTo( $(this).data('index') );
			});

			self.$list.find( 'img' ).hide().one('load', function() {
				var $parent		= $(this).parent().removeClass( 'os_fancybox-thumbs-loading' ),
					thumbWidth	= $parent.outerWidth(),
					thumbHeight	= $parent.outerHeight(),
					width,
					height,
					widthRatio,
					heightRatio;

				width  = this.naturalWidth	|| this.width;
				height = this.naturalHeight	|| this.height;

				// Calculate thumbnail dimensions; center vertically and horizontally
				widthRatio  = width  / thumbWidth;
				heightRatio = height / thumbHeight;

				if (widthRatio >= 1 && heightRatio >= 1) {
					if (widthRatio > heightRatio) {
						width  = width / heightRatio;
						height = thumbHeight;

					} else {
						width  = thumbWidth;
						height = height / widthRatio;
					}
				}

				$(this).css({
					width         : Math.floor(width),
					height        : Math.floor(height),
					'margin-top'  : height > thumbHeight ? ( Math.floor(thumbHeight * 0.3 - height * 0.3 ) ) : Math.floor(thumbHeight * 0.5 - height * 0.5 ),
					'margin-left' : Math.floor(thumbWidth * 0.5 - width * 0.5 )
				}).show();

			})
			.each(function() {
				this.src = $( this ).data( 'src' );
			});

			if ( self.opts.axis === 'x' ) {
				self.$list.width( parseInt( self.$grid.css("padding-right") ) + ( instance.group.length * self.$list.children().eq(0).outerWidth(true) ) + 'px' );
			}
		},

		focus : function( duration ) {
			var self = this,
				$list = self.$list,
				thumb,
				thumbPos;

			if ( self.instance.current ) {
				thumb = $list.children()
					.removeClass( 'os_fancybox-thumbs-active' )
					.filter('[data-index="' + self.instance.current.index  + '"]')
					.addClass('os_fancybox-thumbs-active');

				thumbPos = thumb.position();

				// Check if need to scroll to make current thumb visible
				if ( self.opts.axis === 'y' && ( thumbPos.top < 0 || thumbPos.top > ( $list.height() - thumb.outerHeight() ) ) ) {
					$list.stop().animate({ 'scrollTop' : $list.scrollTop() + thumbPos.top }, duration);

				} else if ( self.opts.axis === 'x' && (
						thumbPos.left < $list.parent().scrollLeft() ||
						thumbPos.left > ( $list.parent().scrollLeft() + ( $list.parent().width() - thumb.outerWidth() ) )
					)
				) {
					$list.parent().stop().animate({ 'scrollLeft' : thumbPos.left }, duration);
				}
			}
		},

		update : function() {
			this.instance.$refs.container.toggleClass( 'os_fancybox-show-thumbs', this.isVisible );

			if ( this.isVisible ) {
				if ( !this.$grid ) {
					this.create();
				}

				this.instance.trigger( 'onThumbsShow' );

				this.focus( 0 );

			} else if ( this.$grid ) {
				this.instance.trigger( 'onThumbsHide' );
			}

			// Update content position
			this.instance.update();
		},

		hide : function() {
			this.isVisible = false;
			this.update();
		},

		show : function() {
			this.isVisible = true;
			this.update();
		},

		toggle : function() {
			this.isVisible = !this.isVisible;
			this.update();
		}
	});

	$(document).on({

		'onInit.fb' : function(e, instance) {
			var Thumbs;

			if ( instance && !instance.Thumbs ) {
				Thumbs = new FancyThumbs( instance );

				if ( Thumbs.isActive && Thumbs.opts.autoStart === true ) {
					Thumbs.show();
				}
			}
		},

		'beforeShow.fb' : function(e, instance, item, firstRun) {
			var Thumbs = instance && instance.Thumbs;

			if ( Thumbs && Thumbs.isVisible ) {
				Thumbs.focus( firstRun ? 0 : 250 );
			}
		},

		'afterKeydown.fb' : function(e, instance, current, keypress, keycode) {
			var Thumbs = instance && instance.Thumbs;

			// "G"
			if ( Thumbs && Thumbs.isActive && keycode === 71 ) {
				keypress.preventDefault();

				Thumbs.toggle();

			}
		},

		'beforeClose.fb' : function( e, instance ) {
			var Thumbs = instance && instance.Thumbs;

			if ( Thumbs && Thumbs.isVisible && Thumbs.opts.hideOnClose !== false ) {
				Thumbs.$grid.hide();
			}
		}

	});

}(document, window.jQuerGall));

//// ==========================================================================
//
// Share
// Displays simple form for sharing current url
//
// ==========================================================================
;(function (document, $) {
	'use strict';

	$.extend(true, $.os_fancybox.defaults, {
		btnTpl : {
			share :
				'<button data-os_fancybox-share class="os_fancybox-button os_fancybox-button--share" title="{{SHARE}}">' +
                     "<i class='fa fa-share-alt' aria-hidden='true'></i>" +
				'</button>'
		},
		share : {
			tpl :
				'<div class="os_fancybox-share">' +
					'<h1>{{SHARE}}</h1>' +
					'<p class="os_fancybox-share__links">' +
						'<a class="os_fancybox-share__button os_fancybox-share__button--fb" href="https://www.facebook.com/sharer/sharer.php?u={{url}}">' +
							'<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="m287 456v-299c0-21 6-35 35-35h38v-63c-7-1-29-3-55-3-54 0-91 33-91 94v306m143-254h-205v72h196" /></svg>' +
							'<span>Facebook</span>' +
						'</a>' +
						'<a class="os_fancybox-share__button os_fancybox-share__button--pt" href="https://www.pinterest.com/pin/create/button/?url={{url}}&description={{descr}}&media={{media}}">' +
							'<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="m265 56c-109 0-164 78-164 144 0 39 15 74 47 87 5 2 10 0 12-5l4-19c2-6 1-8-3-13-9-11-15-25-15-45 0-58 43-110 113-110 62 0 96 38 96 88 0 67-30 122-73 122-24 0-42-19-36-44 6-29 20-60 20-81 0-19-10-35-31-35-25 0-44 26-44 60 0 21 7 36 7 36l-30 125c-8 37-1 83 0 87 0 3 4 4 5 2 2-3 32-39 42-75l16-64c8 16 31 29 56 29 74 0 124-67 124-157 0-69-58-132-146-132z" fill="#fff"/></svg>' +
							'<span>Pinterest</span>' +
						'</a>' +
						'<a class="os_fancybox-share__button os_fancybox-share__button--tw" href="https://twitter.com/intent/tweet?url={{url}}&text={{descr}}">' +
							'<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="m456 133c-14 7-31 11-47 13 17-10 30-27 37-46-15 10-34 16-52 20-61-62-157-7-141 75-68-3-129-35-169-85-22 37-11 86 26 109-13 0-26-4-37-9 0 39 28 72 65 80-12 3-25 4-37 2 10 33 41 57 77 57-42 30-77 38-122 34 170 111 378-32 359-208 16-11 30-25 41-42z" /></svg>' +
							'<span>Twitter</span>' +
						'</a>' +
					'</p>' +
					'<p><input class="os_fancybox-share__input" type="text" value="{{url_raw}}" /></p>' +
				'</div>'
		}
	});

	function escapeHtml(string) {
		var entityMap = {
		  '&': '&amp;',
		  '<': '&lt;',
		  '>': '&gt;',
		  '"': '&quot;',
		  "'": '&#39;',
		  '/': '&#x2F;',
		  '`': '&#x60;',
		  '=': '&#x3D;'
		};

		return String(string).replace(/[&<>"'`=\/]/g, function (s) {
			return entityMap[s];
		});
	}

	$(document).on('click', '[data-os_fancybox-share]', function() {
		var f = $.os_fancybox.getInstance(),
			url,
			tpl;

		if ( f ) {
			url = f.current.opts.hash === false ? f.current.src : window.location;
			tpl = f.current.opts.share.tpl
					.replace( /\{\{media\}\}/g, f.current.type === 'image' ? encodeURIComponent( f.current.src ) : '' )
					.replace( /\{\{url\}\}/g, encodeURIComponent( url ) )
					.replace( /\{\{url_raw\}\}/g, escapeHtml( url ) )
					.replace( /\{\{descr\}\}/g, f.$caption ? encodeURIComponent( f.$caption.text() ) : '' );

			$.os_fancybox.open({
				src  : f.translate( f, tpl ),
				type : 'html',
				opts : {
					animationEffect   : "fade",
					animationDuration : 250,
					afterLoad : function(instance, current) {
						// Opening links in a popup window
						current.$content.find('.os_fancybox-share__links a').click(function() {
					        window.open(this.href, "Share", "width=550, height=450");
					        return false;
						});
					}
				}
			});
		}

	});

}( document, window.jQuerGall || jQuerGall ));

// ==========================================================================
//
// Hash
// Enables linking to each modal
//
// ==========================================================================
;(function (document, window, $) {
	'use strict';

	// Simple $.escapeSelector polyfill (for jQuerGall prior v3)
	if ( !$.escapeSelector ) {
		$.escapeSelector = function( sel ) {
			var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;
			var fcssescape = function( ch, asCodePoint ) {
				if ( asCodePoint ) {
					// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
					if ( ch === "\0" ) {
						return "\uFFFD";
					}

					// Control characters and (dependent upon position) numbers get escaped as code points
					return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
				}

				// Other potentially-special ASCII characters get backslash-escaped
				return "\\" + ch;
			};

			return ( sel + "" ).replace( rcssescape, fcssescape );
		};
	}

	// Create new history entry only once
	var shouldCreateHistory = true;

	// Variable containing last hash value set by os_fancybox
	// It will be used to determine if os_fancybox needs to close after hash change is detected
    var currentHash = null;

	// Throttling the history change
	var timerID = null;

	// Get info about gallery name and current index from url
    function parseUrl() {
        var hash    = window.location.hash.substr( 1 );
        var rez     = hash.split( '-' );
        var index   = rez.length > 1 && /^\+?\d+$/.test( rez[ rez.length - 1 ] ) ? parseInt( rez.pop( -1 ), 10 ) || 1 : 1;
        var gallery = rez.join( '-' );

		// Index is starting from 1
		if ( index < 1 ) {
			index = 1;
		}

        return {
            hash    : hash,
            index   : index,
            gallery : gallery
        };
    }

	// Trigger click evnt on links to open new os_fancybox instance
	function triggerFromUrl( url ) {
		var $el;

        if ( url.gallery !== '' ) {

			// If we can find element matching 'data-os_fancybox' atribute, then trigger click event for that ..
			$el = $( "[data-os_fancybox='" + $.escapeSelector( url.gallery ) + "']" ).eq( url.index - 1 );

            if ( !$el.length ) {
				// .. if not, try finding element by ID
				$el = $( "#" + $.escapeSelector( url.gallery ) + "" );
			}

			if ( $el.length ) {
				shouldCreateHistory = false;

				$el.trigger( 'click' );
			}

        }
	}

	// Get gallery name from current instance
	function getGalleryID( instance ) {
		var opts;

		if ( !instance ) {
			return false;
		}

		opts = instance.current ? instance.current.opts : instance.opts;

		return opts.hash || ( opts.$orig ? opts.$orig.data( 'os_fancybox' ) : ''  );
	}

	// Start when DOM becomes ready
    $(function() {

		// Check if user has disabled this module
		if ( $.os_fancybox.defaults.hash === false ) {
			return;
		}

		// Update hash when opening/closing os_fancybox
	    $(document).on({
			'onInit.fb' : function( e, instance ) {
				var url, gallery;

				if ( instance.group[ instance.currIndex ].opts.hash === false ) {
					return;
				}

				url     = parseUrl();
				gallery = getGalleryID( instance );

				// Make sure gallery start index matches index from hash
				if ( gallery && url.gallery && gallery == url.gallery ) {
					instance.currIndex = url.index - 1;
				}
			},

			'beforeShow.fb' : function( e, instance, current ) {
				var gallery;

				if ( !current || current.opts.hash === false ) {
					return;
				}
//2018-10-11 Vlad Prikhodko Delete added change link #os_fancybox
//	            gallery = getGalleryID( instance );
//
//	            // Update window hash
//	            if ( gallery && gallery !== '' ) {
//
//					if ( window.location.hash.indexOf( gallery ) < 0 ) {
//		                instance.opts.origHash = window.location.hash;
//		            }
//
//					currentHash = gallery + ( instance.group.length > 1 ? '-' + ( current.index + 1 ) : '' );
//
//					if ( 'replaceState' in window.history ) {
//						if ( timerID ) {
//							clearTimeout( timerID );
//						}
//
//						timerID = setTimeout(function() {
//							window.history[ shouldCreateHistory ? 'pushState' : 'replaceState' ]( {} , document.title, window.location.pathname + window.location.search + '#' +  currentHash );
//
//							timerID = null;
//
//							shouldCreateHistory = false;
//
//						}, 300);
//
//					} else {
//						window.location.hash = currentHash;
//					}
//
//	            }

	        },

			'beforeClose.fb' : function( e, instance, current ) {
				var gallery, origHash;

				if ( timerID ) {
					clearTimeout( timerID );
				}

				if ( current.opts.hash === false ) {
					return;
				}
//2018-10-11 Vlad Prikhodko Delete added change link #os_fancybox
//				gallery  = getGalleryID( instance );
//				origHash = instance && instance.opts.origHash ? instance.opts.origHash : '';
//
//	            // Remove hash from location bar
//	            if ( gallery && gallery !== '' ) {
//
//	                if ( 'replaceState' in history ) {
//						window.history.replaceState( {} , document.title, window.location.pathname + window.location.search + origHash );
//
//	                } else {
//						window.location.hash = origHash;
//
//						// Keep original scroll position
//						$( window ).scrollTop( instance.scrollTop ).scrollLeft( instance.scrollLeft );
//	                }
//	            }

				currentHash = null;
	        }
	    });

		// Check if need to close after url has changed
		$(window).on('hashchange.fb', function() {
			var url = parseUrl();

			if ( $.os_fancybox.getInstance() ) {
				if ( currentHash && currentHash !== url.gallery + '-' + url.index && !( url.index === 1 && currentHash == url.gallery ) ) {
					currentHash = null;

					$.os_fancybox.close();
				}

			} else if ( url.gallery !== '' ) {
				triggerFromUrl( url );
			}
		});

		// Check current hash and trigger click event on matching element to start os_fancybox, if needed
		setTimeout(function() {
			triggerFromUrl( parseUrl() );
		}, 50);
    });

}( document, window, window.jQuerGall || jQuerGall ));

;(function (document, $) {
	'use strict';

	var prevTime = new Date().getTime();

    $(document).on({
        'onInit.fb' : function( e, instance, current ) {
			instance.$refs.stage.on('mousewheel DOMMouseScroll wheel MozMousePixelScroll', function(e) {
				var current  = instance.current,
					currTime = new Date().getTime();

				if ( instance.group.length < 1 || current.opts.wheel === false || ( current.opts.wheel === 'auto' && current.type !== 'image' ) ) {
					return;
				}

				e.preventDefault();
				e.stopPropagation();

				if ( current.$slide.hasClass( 'os_fancybox-animated' ) ) {
					return;
				}

				e = e.originalEvent || e;

				if ( currTime - prevTime < 250 ) {
					return;
				}

				prevTime = currTime;

				instance[ ( -e.deltaY || -e.deltaX || e.wheelDelta || -e.detail ) < 0 ? 'next' : 'previous' ]();

			});
		}
    });

}( document, window.jQuerGall || jQuerGall ));
