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✏️ Editing: jquery.fancybox.js

// ==================================================
// fancyBox v3.0.47
//
// Licensed GPLv3 for open source use
// or fancyBox Commercial License for commercial use
//
// http://fancyapps.com/fancybox/
// Copyright 2017 fancyApps
//
// ==================================================
;(function (window, document, $, undefined) {
    'use strict';

// If there's no jQuery, fancyBox can't work
    // =========================================

if ( !$ ) {
        return undefined;
    }

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

var defaults = {

// Animation duration in ms
        speed : 330,

// Enable infinite gallery navigation
        loop : true,

// Should zoom animation change opacity, too
        // If opacity is 'auto', then fade-out if image and thumbnail have different aspect ratios
        opacity : 'auto',

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

// Horizontal space between slides
        gutter : 30,

// Should display toolbars
        infobar : true,
        buttons : true,

// What buttons should appear in the toolbar
        slideShow  : true,
        fullScreen : true,
        thumbs     : true,
        closeBtn   : true,

// Should apply small close button at top right corner of the content
        // If 'auto' - will be set for content having type 'html', 'inline' or 'ajax'
        smallBtn : 'auto',

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",

// Protect an image from downloading by right-click
            protect : false

ajax : {

// Object containing settings for ajax request
            settings : {

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

iframe : {

// Iframe template
            tpl : '<iframe id="fancybox-frame{rnd}" name="fancybox-frame{rnd}" class="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,

// Scrolling attribute for iframe tag
            scrolling : 'no',

// Custom CSS styling for iframe wrapping element
            css : {}

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

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

// Base template for layout
        baseTpl	: '<div class="fancybox-container" role="dialog" tabindex="-1">' +
                '<div class="fancybox-bg"></div>' +
                '<div class="fancybox-controls">' +
                    '<div class="fancybox-infobar">' +
                        '<button data-fancybox-previous class="fancybox-button fancybox-button--left" title="Previous"></button>' +
                        '<div class="fancybox-infobar__body">' +
                            '<span class="js-fancybox-index"></span>&nbsp;/&nbsp;<span class="js-fancybox-count"></span>' +
                        '</div>' +
                        '<button data-fancybox-next class="fancybox-button fancybox-button--right" title="Next"></button>' +
                    '</div>' +
                    '<div class="fancybox-buttons">' +
                        '<button data-fancybox-close class="fancybox-button fancybox-button--close" title="Close (Esc)"></button>' +
                    '</div>' +
                '</div>' +
                '<div class="fancybox-slider-wrap">' +
                    '<div class="fancybox-slider"></div>' +
                '</div>' +
                '<div class="fancybox-caption-wrap"><div class="fancybox-caption"></div></div>' +
            '</div>',

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

// Error message template
        errorTpl : '<div class="fancybox-error"><p>The requested content cannot be loaded. <br /> Please try again later.<p></div>',

// This will be appended to html content, if "smallBtn" option is not set to false
        closeTpl : '<button data-fancybox-close class="fancybox-close-small"></button>',

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

// Enable gestures (tap, zoom, pan and pinch)
        touch : true,

// Enable keyboard navigation
        keyboard : true,

// Try to focus on first focusable element after opening
        focus : true,

// Close when clicked outside of the content
        closeClickOutside : true,

// Callbacks
        beforeLoad	 : $.noop,
        afterLoad    : $.noop,
        beforeMove 	 : $.noop,
        afterMove    : $.noop,
        onComplete	 : $.noop,

onInit       : $.noop,
        beforeClose	 : $.noop,
        afterClose	 : $.noop,
        onActivate   : $.noop,
        onDeactivate : $.noop

};

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

var called = 0;

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

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

// Handle multiple browsers for requestAnimationFrame()
    // ====================================================

var requestAFrame = (function() {
        return  window.requestAnimationFrame ||
                window.webkitRequestAnimationFrame ||
                window.mozRequestAnimationFrame ||
                function( callback ) {
                    window.setTimeout(callback, 1000 / 60); };
                })();

// Check if element is inside the viewport by at least 1 pixel
    // ===========================================================

var isElementInViewport = function( el ) {
        var rect;

if ( typeof $ === "function" && el instanceof $ ) {
            el = el[0];
        }

rect = el.getBoundingClientRect();

return rect.bottom > 0 && rect.right > 0 &&
                rect.left < (window.innerWidth || document.documentElement.clientWidth)  &&
                rect.top < (window.innerHeight || document.documentElement.clientHeight);
    };

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

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

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

};

$.extend(FancyBox.prototype, {

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

init : function() {
            var self = this;

var galleryHasHtml = false;

var testWidth;
            var $container;

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

if ( !$.fancybox.getInstance() ) {
                testWidth = $( 'body' ).width();

$( 'html' ).addClass( 'fancybox-enabled' );

if ( $.fancybox.isTouch ) {

// Ugly workaround for iOS page shifting issue (when inputs get focus)
                    // Do not apply for images, otherwise top/bottom bars will appear
                    $.each( self.group, function( key, item ) {
                        if ( item.type !== 'image' && item.type !== 'iframe' ) {
                            galleryHasHtml = true;
                            return false;
                        }
                    });

if ( galleryHasHtml ) {
                        $('body').css({
                            position : 'fixed',
                            width    : testWidth,
                            top      : self.scrollTop * -1
                        });
                    }

} else {

// Compare page width after adding "overflow:hidden"
                    testWidth = $( 'body' ).width() - testWidth;

// Width has changed - compensate missing scrollbars
                    if ( testWidth > 1 ) {
                        $( '<style id="fancybox-noscroll" type="text/css">' ).html( '.compensate-for-scrollbar, .fancybox-enabled body { margin-right: ' + testWidth + 'px; }' ).appendTo( 'head' );
                    }

}
            }

$container = $( self.opts.baseTpl )
                .attr('id', 'fancybox-container-' + self.id)
                .data( 'FancyBox', self )
                .addClass( self.opts.baseClass )
                .hide()
                .prependTo( self.opts.parentEl );

// Create object holding references to jQuery wrapped nodes
            self.$refs = {
                container   : $container,
                bg          : $container.find('.fancybox-bg'),
                controls    : $container.find('.fancybox-controls'),
                buttons     : $container.find('.fancybox-buttons'),
                slider_wrap : $container.find('.fancybox-slider-wrap'),
                slider      : $container.find('.fancybox-slider'),
                caption     : $container.find('.fancybox-caption')
            };

self.trigger( 'onInit' );

// Bring to front and enable events
            self.activate();

// Try to avoid running multiple times
            if ( self.current ) {
                return;
            }

self.jumpTo( self.currIndex );

// 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 = {},
                    data = [],
                    $item,
                    type,
                    src,
                    srcParts;

// Step 1 - Make sure we have an object

if ( $.isPlainObject( item ) ) {

obj  = item;
                    opts = item.opts || {};

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

$item = $( item );
                    data  = $item.data();

opts = 'options' in data ? data.options : {};

opts = $.type( opts ) === 'object' ? opts : {};

obj.type = 'type' in data ? data.type : opts.type;
                    obj.src  = 'src'  in data ? data.src  : ( opts.src || $item.attr( 'href' ) );

opts.width   = 'width'   in data ? data.width   : opts.width;
                    opts.height  = 'height'  in data ? data.height  : opts.height;
                    opts.thumb   = 'thumb'   in data ? data.thumb   : opts.thumb;

opts.selector = 'selector'  in data ? data.selector  : opts.selector;

if ( 'srcset' in data ) {
                        opts.image = { srcset : data.srcset };
                    }

opts.$orig = $item;

} else {

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

}

obj.opts = $.extend( true, {}, self.opts, opts );

// Step 2 - Make sure we have supported content type

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

if ( !type ) {

if ( obj.content ) {
                        type = 'html';

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

}

obj.type = type;

}

// 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 passed as a method
                if ( $.type( obj.opts.caption ) === 'function' ) {
                    obj.opts.caption = obj.opts.caption.apply( item, [ self, obj ] );

} else if ( 'caption' in data ) {
                    obj.opts.caption = data.caption;

} else if ( opts.$orig ) {
                    obj.opts.caption = $item.attr( 'title' );
                }

// Make sure we have caption as a string
                obj.opts.caption = obj.opts.caption === undefined ? '' : obj.opts.caption + '';

// Check if url contains selector 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.selector = srcParts.shift();
                    }
                }

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

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

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

}

if ( type === 'pdf' ) {

obj.type = 'iframe';

obj.opts.closeBtn = true;
                    obj.opts.smallBtn = false;

obj.opts.iframe.preload = false;

}

if ( obj.opts.modal ) {

$.extend(true, obj.opts, {
                        infobar		: 0,
                        buttons		: 0,
                        keyboard	: 0,
                        slideShow	: 0,
                        fullScreen	: 0,
                        closeClickOutside	: 0
                    });

}

self.group.push( obj );

});

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

addEvents : function() {
            var self = this;

self.removeEvents();

// Make navigation elements clickable

self.$refs.container.on('click.fb-close', '[data-fancybox-close]', function(e) {
                e.stopPropagation();
                e.preventDefault();

self.close( e );

}).on('click.fb-previous', '[data-fancybox-previous]', function(e) {
                e.stopPropagation();
                e.preventDefault();

self.previous();

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

self.next();
            });

// Handle page scrolling and browser resizing

$( window ).on('orientationchange.fb resize.fb', function(e) {
                requestAFrame(function() {

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

} else {
                        self.$refs.slider_wrap.hide();

requestAFrame(function () {
                            self.$refs.slider_wrap.show();

self.update();
                        });

}

});
            });

// Trap focus

$D.on('focusin.fb', function(e) {
                var instance = $.fancybox ? $.fancybox.getInstance() : null;

if ( instance && !$( e.target ).hasClass( 'fancybox-container' ) && !$.contains( instance.$refs.container[0], e.target ) ) {
                    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;
                }

switch ( keycode ) {

case 37: // Left arrow
                    case 38: // Up arrow

e.preventDefault();

self.previous();

break;

case 39: // Right arrow
                    case 40: // Down arrow

e.preventDefault();

self.next();

break;

case 80: // "P"
					case 32: // Spacebar

e.preventDefault();

if ( self.SlideShow ) {
							e.preventDefault();

self.SlideShow.toggle();
						}

break;

case 70: // "F"

if ( self.FullScreen ) {
							e.preventDefault();

self.FullScreen.toggle();
						}

break;

case 71: // "G"

if ( self.Thumbs ) {
							e.preventDefault();

self.Thumbs.toggle();
						}

break;
                }
            });

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

removeEvents : function () {

$W.off( 'scroll.fb resize.fb orientationchange.fb' );
            $D.off( 'keydown.fb focusin.fb click.fb-close' );

this.$refs.container.off('click.fb-close click.fb-previous click.fb-next');
        },

// Slide to left
        // ==================

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

// Slide to right
        // ===================

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

// Display current gallery item, move slider to current position
        // =============================================================

jumpTo : function ( to, duration ) {
            var self = this,
                firstRun,
                index,
                pos,
                loop;

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

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

if ( self.isAnimating || ( index == self.currIndex && !firstRun ) ) {
                return;
            }

if ( self.group.length > 1 && loop ) {

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

// Calculate closest position of upcoming item from the current one
                if ( self.group.length == 2 ) {
                    pos = to - self.currIndex + self.currPos;

} else {
                    pos = index - self.currIndex + self.currPos;

if ( Math.abs( self.currPos - ( pos + self.group.length ) ) < Math.abs( self.currPos - pos ) ) {
                        pos = pos + self.group.length;

} else if ( Math.abs( self.currPos - ( pos - self.group.length ) ) < Math.abs( self.currPos - pos ) ) {
                        pos = pos - self.group.length;

}
                }

} else if ( !self.group[ index ] ) {
                self.update( false, false, duration );

return;
            }

if ( self.current ) {
                self.current.$slide.removeClass('fancybox-slide--current fancybox-slide--complete');

self.updateSlide( self.current, true );
            }

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

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

// Create slides

self.current = self.createSlide( pos );

if ( self.group.length > 1 ) {

if ( self.opts.loop || pos - 1 >= 0 ) {
                    self.createSlide( pos - 1 );
                }

if ( self.opts.loop || pos + 1 < self.group.length ) {
                    self.createSlide( pos + 1 );
                }
            }

self.current.isMoved    = false;
            self.current.isComplete = false;

duration = parseInt( duration === undefined ? self.current.opts.speed * 1.5 : duration, 10 );

// Move slider to the next position
            // Note: the content might still be loading
            self.trigger( 'beforeMove' );

self.updateControls();

if ( firstRun ) {
                self.current.$slide.addClass('fancybox-slide--current');

self.$refs.container.show();

requestAFrame(function() {
                    self.$refs.bg.css('transition-duration', self.current.opts.speed + 'ms');

self.$refs.container.addClass( 'fancybox-container--ready' );
                });
            }

// Set position immediately on first opening
            self.update( true, false, firstRun ? 0 : duration, function() {
                self.afterMove();
            });

self.loadSlide( self.current );

if ( !( firstRun && self.current.$ghost ) ) {
                self.preload();
            }

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

createSlide : function( pos ) {

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

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

if ( !self.slides[ pos ] && self.group[ index ] ) {

// If we are looping and slide with that index already exists, then reuse it
                if ( self.opts.loop && self.group.length > 2 ) {
                    for (var key in self.slides) {
                        if ( self.slides[ key ].index === index ) {
                            found = self.slides[ key ];
                            found.pos = pos;

self.slides[ pos ] = found;

delete self.slides[ key ];

self.updateSlide( found );

return found;
                        }
                    }
                }

$slide = $('<div class="fancybox-slide"></div>').appendTo( self.$refs.slider );

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

}

return self.slides[ pos ];

zoomInOut : function( type, duration, callback ) {

var self     = this;
            var current  = self.current;
            var $what    = current.$placeholder;
            var opacity  = current.opts.opacity;
            var $thumb   = current.opts.$thumb;
            var thumbPos = $thumb ? $thumb.offset() : 0;
            var slidePos = current.$slide.offset();
            var props;
            var start;
            var end;

if ( !$what || !current.isMoved || !thumbPos || !isElementInViewport( $thumb ) ) {
                return false;
            }

if ( type === 'In' && !self.firstRun ) {
                return false;
            }

$.fancybox.stop( $what );

self.isAnimating = true;

props = {
                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
            };

// Check if we need to animate opacity
            if ( opacity == 'auto' ) {
                opacity = Math.abs( current.width / current.height - props.width / props.height ) > 0.1;
            }

if ( type === 'In' ) {
                start = props;
                end   = self.getFitPos( current );

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

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

} else {

start = $.fancybox.getTranslate( $what );
                end   = props;

// Switch to thumbnail image to improve animation performance
                if ( current.$ghost ) {
                    current.$ghost.show();

if ( current.$image ) {
                        current.$image.remove();
                    }
                }

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

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

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

}

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

// There is no need to animate width/height properties
            delete end.width;
            delete end.height;

$.fancybox.setTranslate( $what, start );

$what.show();

self.trigger( 'beforeZoom' + type );

$what.css( 'transition', 'all ' + duration + 'ms' );

$.fancybox.setTranslate( $what, end );

setTimeout(function() {
                var reset;

$what.css( 'transition', 'none' );

reset = $.fancybox.getTranslate( $what );

reset.scaleX = 1;
                reset.scaleY = 1;

// Reset scalex/scaleY values; this helps for perfomance
                $.fancybox.setTranslate( $what, reset );

self.trigger( 'afterZoom' + type );

callback.apply( self );

self.isAnimating = false;

}, duration);

return true;

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

canPan : function() {

var self = this;

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

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;

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

isScaledDown : function() {

var self = this;

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

var rez = false;

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

return rez;

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

scaleToActual : function( x, y, duration ) {

var self = this;

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

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 ( !$what ) {
                return;
            }

self.isAnimating = true;

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

imgPos = $.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 );

$.fancybox.animate( $what, null, {
                top    : posY,
                left   : posX,
                scaleX : scaleX,
                scaleY : scaleY
            }, duration || current.opts.speed, function() {
                self.isAnimating = false;
            });

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

scaleToFit : function( duration ) {

var self = this;

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

if ( !$what ) {
                return;
            }

self.isAnimating = true;

end = self.getFitPos( current );

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

$.fancybox.animate( $what, null, {
                top    : end.top,
                left   : end.left,
                scaleX : end.width  / $what.width(),
                scaleY : end.height / $what.height()
            }, duration || current.opts.speed, function() {
                self.isAnimating = false;
            });

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

getFitPos : function( slide ) {
            var $what = slide.$placeholder || slide.$content;

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

var margin = slide.opts.margin;

var canvasWidth, canvasHeight, minRatio, top, left, 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] ];
            }

if ( $W.width() < 800 ) {
                margin = [0, 0, 0, 0];
            }

canvasWidth  = parseInt( slide.$slide.width(), 10 )  - ( margin[ 1 ] + margin[ 3 ] );
            canvasHeight = parseInt( slide.$slide.height(), 10 ) - ( margin[ 0 ] + margin[ 2 ] );

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

// Use floor rounding to make sure it really fits

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

top  = Math.floor( ( canvasHeight - height ) * 0.5 ) + margin[ 0 ];
            left = Math.floor( ( canvasWidth  - width )  * 0.5 ) + margin[ 3 ];

return {
                top    : top,
                left   : left,
                width  : width,
                height : height
            };

// Move slider to current position
        // Update all slides (and their content)
        // =====================================

update : function( andSlides, andContent, duration, callback ) {

var self = this;
            var leftValue;

if ( self.isAnimating === true || !self.current ) {
                return;
            }

leftValue = ( self.current.pos * Math.floor( self.current.$slide.width() ) * -1 ) - ( self.current.pos * self.current.opts.gutter );
            duration  = parseInt( duration, 10 ) || 0;

$.fancybox.stop( self.$refs.slider );

if ( andSlides === false ) {
                self.updateSlide( self.current, andContent );

} else {

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

}

if ( duration ) {

$.fancybox.animate( self.$refs.slider, null, {
                    top  : 0,
                    left : leftValue
                }, duration, function() {
                    self.current.isMoved = true;

if ( $.type( callback ) === 'function' ) {
                        callback.apply( self );
                    }

});

} else {

$.fancybox.setTranslate( self.$refs.slider, { top : 0, left : leftValue } );

self.current.isMoved = true;

if ( $.type( callback ) === 'function' ) {
                    callback.apply( self );
                }

}

// Update slide position and scale content to fit
        // ==============================================

updateSlide : function( slide, andContent ) {

var self  = this;
            var $what = slide.$placeholder;
            var leftPos;

slide = slide || self.current;

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

leftPos = ( slide.pos * Math.floor( slide.$slide.width() )  ) + ( slide.pos * slide.opts.gutter);

if ( leftPos !== slide.leftPos ) {
                $.fancybox.setTranslate( slide.$slide, { top: 0, left : leftPos } );

slide.leftPos = leftPos;
            }

if ( andContent !== false && $what ) {
                $.fancybox.setTranslate( $what, self.getFitPos( slide ) );

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

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

self.trigger( 'onUpdate', slide );
        },

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

updateCursor : function( nextWidth, nextHeight ) {

var self = this;
            var canScale;

var $container = self.$refs.container.removeClass('fancybox-controls--canzoomIn fancybox-controls--canzoomOut fancybox-controls--canGrab');

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

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

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

if ( canScale ) {
                $container.addClass('fancybox-controls--canzoomIn');

} else if ( self.group.length < 2 ) {
                $container.addClass('fancybox-controls--canzoomOut');

} else {
                $container.addClass('fancybox-controls--canGrab');
            }

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

loadSlide : function( slide ) {

var self = this, type, $slide;
            var ajaxLoad;

if ( !slide || slide.isLoaded || slide.isLoading ) {
                return;
            }

slide.isLoading = true;

self.trigger( 'beforeLoad', slide );

type   = slide.type;
            $slide = slide.$slide;

$slide
                .off( 'refresh' )
                .trigger( 'onReset' )
                .addClass( '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.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;

default:

self.setError( slide );

break;

}

return true;

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

setImage : function( slide ) {

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

var found, temp, pxRatio, windowWidth;

if ( slide.isLoaded && !slide.hasError ) {
                self.afterLoad( slide );

return;
            }

// 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;
                    }
                }
            }

slide.$placeholder = $('<div class="fancybox-placeholder"></div>')
                .hide()
                .appendTo( slide.$slide );

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('load error', function() {

if ( self.isClosing ) {
                            return;
                        }

// Start preloading full size image
                        $('<img/>')[0].src = slide.src;

// zoomIn or just show
                        self.revealImage( slide, function() {

self.setBigImage( slide );

if ( self.firstRun && slide.index === self.currIndex ) {
                                self.preload();
                            }
                        });

})
                    .addClass( 'fancybox-image' )
                    .appendTo( slide.$placeholder )
                    .attr( 'src', slide.opts.thumb || slide.opts.$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  = this.naturalWidth;
                    slide.height = this.naturalHeight;

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

self.afterLoad( slide );

if ( slide.$ghost ) {
                        slide.timouts = setTimeout(function() {
                            slide.$ghost.hide();

}, 350);
                    }

})
                .addClass('fancybox-image')
                .attr('src', slide.src)
                .appendTo( slide.$placeholder );

if ( $img[0].complete ) {
                  $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 );
                    }

}, 150);

}

if ( slide.opts.image.protect ) {
                $('<div class="fancybox-spaceball"></div>').appendTo( slide.$placeholder ).on('contextmenu.fb',function(e){
                     if ( e.button == 2 ) {
                         e.preventDefault();
                     }

return true;
                });
            }

// Simply show image holder without animation
        // It has been hidden initially to avoid flickering
        // ================================================

revealImage : function( slide, callback ) {

var self = this;

callback = callback || $.noop;

if ( slide.type !== 'image' || slide.hasError || slide.isRevealed === true ) {

callback.apply( self );

return;
            }

slide.isRevealed = true;

if ( !( slide.pos === self.currPos && self.zoomInOut( 'In', slide.opts.speed, callback ) ) ) {

if ( slide.$ghost && !slide.isLoaded ) {
                    self.updateSlide( slide, true );
                }

if ( slide.pos === self.currPos ) {
                    $.fancybox.animate( slide.$placeholder, { opacity: 0 }, { opacity: 1 }, 300, callback );

} else {
                    slide.$placeholder.show();
                }

callback.apply( self );

}

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

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

slide.$content = $('<div class="fancybox-content"></div>')
                .css( opts.css )
                .appendTo( $slide );

$iframe = $( opts.tpl.replace(/\{rnd\}/g, new Date().getTime()) )
                .attr('scrolling', $.fancybox.isTouch ? 'auto' : opts.scrolling)
                .appendTo( slide.$content );

if ( opts.preload ) {
                slide.$content.addClass( 'fancybox-tmp' );

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,
                        $contents,
                        $body,
                        scrollWidth,
                        frameWidth,
                        frameHeight;

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 && !( opts.css.width !== undefined && opts.css.height !== undefined ) ) {

scrollWidth = $iframe[0].contentWindow.document.documentElement.scrollWidth;

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

// Resize wrapper to fit iframe content

$wrap.css({
                            'width'  : opts.css.width  === undefined ? frameWidth  + ( $wrap.outerWidth()  - $wrap.innerWidth() )  : opts.css.width,
                            'height' : opts.css.height === undefined ? frameHeight + ( $wrap.outerHeight() - $wrap.innerHeight() ) : opts.css.height
                        });

}

$wrap.removeClass( 'fancybox-tmp' );

});

} else {

this.afterLoad( slide );

}

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

if ( slide.opts.smallBtn ) {
                slide.$content.prepend( slide.opts.closeTpl );
            }

// 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 it is a jQuery object, then it will be moved to the box.
                // 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 moved to the box

if ( content.data( 'placeholder' ) ) {
                    content.parents('.fancybox-slide').trigger( 'onReset' );
                }

content.data({'placeholder' : $('<div></div>' ).hide().insertAfter( content ) }).css('display', 'inline-block');

} else {

if ( $.type( content ) === 'string' ) {

content = $('<div>').append( content ).contents();

if ( content[0].nodeType === 3 ) {
                        content = $('<div>').html( content );
                    }

}

if ( slide.opts.selector ) {
                    content = $('<div>').html( content ).find( slide.opts.selector );
                }

}

slide.$slide.one('onReset', function () {
                var placeholder = isQuery( content ) ? content.data('placeholder') : 0;

if ( placeholder ) {
                    content.hide().replaceAll( placeholder );

content.data( 'placeholder', null );
                }

if ( !slide.hasError ) {
                    $(this).empty();

slide.isLoaded = false;
                }

});

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

if ( slide.opts.smallBtn === true ) {
                slide.$content.find( '.fancybox-close-small' ).remove().end().eq(0).append( slide.opts.closeTpl );
            }

this.afterLoad( slide );

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

setError : function ( slide ) {

slide.hasError = true;

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

showLoading : function( slide ) {
            var self = this;

slide = slide || self.current;

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

hideLoading : function( slide ) {

var self = this;

slide = slide || self.current;

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

delete slide.$spinner;
            }

afterMove : function() {

var self    = this;
            var current = self.current;
            var slides  = {};

if ( !current ) {
                return;
            }

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

// 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 ) {
                    slide.$slide.remove();
                }

});

self.slides = slides;

self.trigger( 'afterMove' );

if ( current.isLoaded ) {
                self.complete();
            }

// Adjustments after slide 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 );

// Resize content to fit inside slide
            // Skip if slide has an $ghost element, because then it has been already processed
            if ( !slide.$ghost ) {
                self.updateSlide( slide, true );
            }

if ( slide.index === self.currIndex && slide.isMoved ) {
                self.complete();

} else if ( !slide.$ghost ) {
                self.revealImage( slide );
            }

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

complete : function() {

var self = this;

var current = self.current;

self.revealImage( current, function() {
                current.isComplete = true;

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

self.updateCursor();

self.trigger( 'onComplete' );

// Try to focus on the first focusable element, skip for images and iframes
                if ( current.opts.focus && !( current.type === 'image' || current.type === 'iframe' ) ) {
                    self.focus();
                }

});

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

preload : function() {
            var self = this;
            var next, prev;

if ( self.group.length < 2 ) {
                return;
            }

next  = self.slides[ self.currPos + 1 ];
            prev  = self.slides[ self.currPos - 1 ];

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

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

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

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

$el = current && current.isComplete ? current.$slide.find('button,:input,[tabindex],a:not(".disabled")').filter(':visible:first') : null;

if ( !$el || !$el.length ) {
                $el = this.$refs.container;
            }

$el.focus();

// Scroll position of wrapper element sometimes changes after focusing (IE)
            this.$refs.slider_wrap.scrollLeft(0);

// And the same goes for slide element
            if ( current ) {
                current.$slide.scrollTop(0);
            }

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

activate : function () {
            var self = this;

// Deactivate all instances

$( '.fancybox-container' ).each(function () {
                var instance = $(this).data( 'FancyBox' );

// Skip self and closing instances

if (instance && instance.uid !== self.uid && !instance.isClosing) {
                    instance.trigger( 'onDeactivate' );
                }

});

if ( self.current ) {

if ( self.$refs.container.index() > 0 ) {
                    self.$refs.container.prependTo( document.body );
                }

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 ) {

var self     = this;
            var current  = self.current;
            var duration = current.opts.speed;

var done = $.proxy(function() {

self.cleanUp( e );  // Now "this" is again our instance

}, this);

if ( self.isAnimating || self.isClosing ) {
                return false;
            }

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

requestAFrame(function() {
                    self.update( true, true, 150 );
                });

return;
            }

self.isClosing = true;

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

if ( e !== true) {
                $.fancybox.stop( self.$refs.slider );
            }

self.$refs.container
                .removeClass('fancybox-container--active')
                .addClass('fancybox-container--closing');

current.$slide
                .removeClass('fancybox-slide--complete')
                .siblings()
                .remove();

if ( !current.isMoved ) {
                current.$slide.css('overflow', 'visible');
            }

// Remove all events
            // If there are multiple instances, they will be set again by "activate" method

self.removeEvents();

// Clean up

self.hideLoading( current );

self.hideControls();

self.updateCursor();

self.$refs.bg.css('transition-duration', duration + 'ms');

this.$refs.container.removeClass( 'fancybox-container--ready' );

if ( e === true ) {
                setTimeout( done, duration );

} else if ( !self.zoomInOut( 'Out', duration, done ) ) {
                $.fancybox.animate( self.$refs.container, null, { opacity : 0 }, duration, "easeInSine", done );
            }

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

cleanUp : function( e ) {
            var self = this,
                instance;

self.$refs.slider.children().trigger( 'onReset' );

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

self.trigger( 'afterClose', e );

self.current = null;

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

if ( instance ) {
                instance.activate();

} else {

$( 'html' ).removeClass( 'fancybox-enabled' );
                $( 'body' ).removeAttr( 'style' );

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

$( '#fancybox-noscroll' ).remove();

}

// Place back focus
            if ( self.$lastFocus ) {
                self.$lastFocus.focus();
            }

// 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' ) {
                $( document ).trigger( name + '.fb', args );

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

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

toggleControls : function( force ) {

if ( this.isHiddenControls ) {
                this.updateControls( force );

} else {
                this.hideControls();
            }

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

hideControls : function () {

this.isHiddenControls = true;

this.$refs.container.removeClass('fancybox-show-controls');

this.$refs.container.removeClass('fancybox-show-caption');

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

updateControls : function ( force ) {

var self = this;

var $container = self.$refs.container;
            var $caption   = self.$refs.caption;

// Toggle infobar and buttons

var current  = self.current;
            var index    = current.index;
            var opts     = current.opts;
            var caption  = opts.caption;

if ( this.isHiddenControls && force !== true ) {
                return;
            }

this.isHiddenControls = false;

$container
                .addClass('fancybox-show-controls')
                .toggleClass('fancybox-show-infobar', !!opts.infobar && self.group.length > 1)
                .toggleClass('fancybox-show-buttons', !!opts.buttons )
                .toggleClass('fancybox-is-modal',     !!opts.modal );

$('.fancybox-button--left',  $container).toggleClass( 'fancybox-button--disabled', (!opts.loop && index <= 0 ) );
            $('.fancybox-button--right', $container).toggleClass( 'fancybox-button--disabled', (!opts.loop && index >= self.group.length - 1) );

$('.fancybox-button--play',  $container).toggle( !!( opts.slideShow && self.group.length > 1) );
            $('.fancybox-button--close', $container).toggle( !!opts.closeBtn );

// Update infobar values

$('.js-fancybox-count', $container).html( self.group.length );
            $('.js-fancybox-index', $container).html( index + 1 );

// Recalculate content dimensions
            current.$slide.trigger( 'refresh' );

// Reveal or create new caption
            if ( $caption ) {
                $caption.empty();
            }

if ( caption && caption.length ) {
                $caption.html( caption );

this.$refs.container.addClass( 'fancybox-show-caption ');

self.$caption = $caption;

} else {
                this.$refs.container.removeClass( 'fancybox-show-caption' );
            }

}

});

$.fancybox = {

version  : "3.0.47",
        defaults : defaults,

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

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

if ( instance instanceof 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 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();
                }
            }

// Test for the existence of touch events in the browser
        // Limit to mobile devices
        // ====================================================

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

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

return 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 position, matrix;

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

position = $el.get( 0 ).getBoundingClientRect();
            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 ];
            }

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

// Common easings for entrances and exits
        // t: current time, b: begInnIng value, c: change In value, d: duration
        // ====================================================================

easing : {
            easeOutCubic : function (t, b, c, d) {
                return c * ((t=t/d-1)*t*t + 1) + b;
            },
            easeInCubic : function (t, b, c, d) {
                return c * (t/=d)*t*t + b;
            },
            easeOutSine : function (t, b, c, d) {
                return c * Math.sin(t/d * (Math.PI/2)) + b;
            },
            easeInSine : function (t, b, c, d) {
                return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
            }
        },

// Stop fancyBox animation
        // =======================

stop : function( $el ) {

$el.removeData( 'animateID' );

// Animate element using "translate3d"
        // Usage:
        // animate( element, start properties, end properties, duration, easing, callback )
        // or
        // animate( element, start properties, end properties, duration, callback )
        // =================================================================================

animate : function( $el, from, to, duration, easing, done ) {

var self = this;

var lastTime = null;
            var animTime = 0;

var curr;
            var diff;
            var id;

var finish = function() {
                if ( to.scaleX !== undefined && to.scaleY !== undefined && from && from.width !== undefined && from.height !== undefined ) {
                    to.width  = from.width  * to.scaleX;
                    to.height = from.height * to.scaleY;

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

self.setTranslate( $el, to );

done();
            };

var frame = function ( timestamp ) {
                curr = [];
                diff = 0;

// If "stop" method has been called on this element, then just stop
                if ( !$el.length || $el.data( 'animateID' ) !== id ) {
                    return;
                }

timestamp = timestamp || Date.now();

if ( lastTime ) {
                    diff = timestamp - lastTime;
                }

lastTime = timestamp;
                animTime += diff;

// Are we done?
                if ( animTime >= duration ) {

finish();

return;
                }

for ( var prop in to ) {

if ( to.hasOwnProperty( prop ) && from[ prop ] !== undefined ) {

if ( from[ prop ] == to[ prop ] ) {
                            curr[ prop ] = to[ prop ];

} else {
                            curr[ prop ] = self.easing[ easing ]( animTime, from[ prop ], to[ prop ] - from[ prop ], duration );
                        }

}
                }

self.setTranslate( $el, curr );

requestAFrame( frame );
            };

self.animateID = id = self.animateID === undefined ? 1 : self.animateID + 1;

$el.data( 'animateID', id );

if ( done === undefined && $.type(easing) == 'function' ) {
                done   = easing;
                easing = undefined;
            }

if ( !easing ) {
                easing = "easeOutCubic";
            }

done = done || $.noop;

if ( from ) {
                this.setTranslate( $el, from );

} else {

// We need current values to calculate change in time
                from = this.getTranslate( $el );
            }

if ( duration ) {
                $el.show();

requestAFrame( frame );

} else {
                finish();
            }

}

};

// Event handler for click event to "fancyboxed" links
    // ===================================================

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

e.preventDefault();
        e.stopPropagation();

// Get all related items and find index for clicked one

if ( $(target).attr( 'data-fancybox' ) ) {
            value = $(target).data( 'fancybox' );
        }

if ( value ) {
            items = items.length ? items.filter( '[data-fancybox="' + value + '"]' ) : $( '[data-fancybox=' + value + ']' );
            index = items.index( target );

} else {
            items = [ target ];
        }

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

// Create a jQuery plugin
    // ======================

$.fn.fancybox = function (options) {

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

return this;

};

// Self initializing plugin
    // ========================

$(document).on('click.fb-start', '[data-fancybox]', _run);

}(window, document, window.jQuery));

// ==========================================================================
//
// 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 media = {
		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
		// http://maps.google.com/?ll=48.857995,2.294297&spn=0.007666,0.021136&t=m&z=16
		// https://www.google.lv/maps/place/Googleplex/@37.4220041,-122.0833494,17z/data=!4m5!3m4!1s0x0:0x6c296c66619367e0!8m2!3d37.4219998!4d-122.0840572
		google_maps: {
			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' );
			}
		}
	};

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

$.each(instance.group, function( i, item ) {

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

// Skip items that already have content type
			if ( item.type ) {
				return;
			}

// Look for any matching media type

$.each(media, function ( n, el ) {
				rez = url.match(el.matcher);
				o   = {};
				provider = n;

if (!rez) {
					return;
				}

type = el.type;

if ( el.paramPlace && rez[ el.paramPlace ] ) {
					urlParams = rez[ el.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 ) {
							o[ p[0] ] = decodeURIComponent( p[1].replace(/\+/g, " ") );
						}
					}
				}

params = $.extend( true, {}, el.params, item.opts[ n ], o );

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

if ( provider === '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,
							scrolling : "no"
						},
						smallBtn   : false,
						closeBtn   : true,
						fullScreen : false,
						slideShow  : false
					});

item.opts.slideClass += ' fancybox-slide--video';
				}

} else {

// If no content type is found, then set it to `iframe` as fallback
				item.type = 'iframe';

}

});

}(window.jQuery));

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

var requestAFrame = (function() {
		return  window.requestAnimationFrame ||
				window.webkitRequestAnimationFrame ||
				window.mozRequestAnimationFrame ||
				function( callback ) {
					window.setTimeout(callback, 1000 / 60); };
				})();

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 ) {

return $el.is('a') || $el.is('button') || $el.is('input') || $el.is('select') || $el.is('textarea') || $.isFunction( $el.get(0).onclick );

};

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('fancybox-slider') || $el.is('body') ) {
				break;
			}

}

return rez;

};

var Guestures = function ( instance ) {

var self = this;

self.instance = instance;

self.$wrap       = instance.$refs.slider_wrap;
		self.$slider     = instance.$refs.slider;
		self.$container  = instance.$refs.container;

self.destroy();

self.$wrap.on('touchstart.fb mousedown.fb', $.proxy(self, "ontouchstart"));

};

Guestures.prototype.destroy = function() {

this.$wrap.off('touchstart.fb mousedown.fb touchmove.fb mousemove.fb touchend.fb touchcancel.fb mouseup.fb mouseleave.fb');

};

Guestures.prototype.ontouchstart = function( e ) {

var self = this;

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

self.startPoints = pointers( e );

self.$target  = $target;
		self.$content = $content;

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

self.startEvent = e;

// Skip if clicked on the scrollbar
		if ( e.originalEvent.clientX > self.canvasWidth + current.$slide.offset().left ) {
			return true;
		}

// Ignore taping on links, buttons and scrollable items
		if ( isClickable( $target ) || isClickable( $target.parent() ) || ( isScrollable( $target ) ) ) {
			return;
		}

// If "touch" is disabled, then handle click event
		if ( !current.opts.touch ) {
			self.endPoints = self.startPoints;

return self.ontap();
		}

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

e.stopPropagation();
		e.preventDefault();

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

// Prevent zooming if already swiping
		if ( !self.startPoints || ( self.startPoints.length > 1 && !current.isMoved ) ) {
			return;
		}

self.$wrap.off('touchmove.fb mousemove.fb',  $.proxy(self, "ontouchmove"));
		self.$wrap.off('touchend.fb touchcancel.fb mouseup.fb mouseleave.fb',  $.proxy(self, "ontouchend"));

self.$wrap.on('touchend.fb touchcancel.fb mouseup.fb mouseleave.fb',  $.proxy(self, "ontouchend"));
		self.$wrap.on('touchmove.fb mousemove.fb',  $.proxy(self, "ontouchmove"));

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

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

self.sliderStartPos = $.fancybox.getTranslate( self.$slider );

self.contentStartPos = $.fancybox.getTranslate( self.$content );
		self.contentLastPos  = null;

if ( self.startPoints.length === 1 && !self.isZooming ) {
			self.canTap = current.isMoved;

if ( current.type === 'image' && ( self.contentStartPos.width > self.canvasWidth + 1 || self.contentStartPos.height > self.canvasHeight + 1 ) ) {

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

self.isPanning = true;

} else {

$.fancybox.stop( self.$slider );

self.isSwiping = true;
			}

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

}

if ( self.startPoints.length === 2 && current.isMoved  && !current.hasError && current.type === 'image' && ( current.isLoaded || current.$ghost ) ) {

self.isZooming = true;

self.isSwiping = false;
			self.isPanning = false;

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

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.ontouchmove = function( e ) {

var self = this;

e.preventDefault();

self.newPoints = pointers( e );

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

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();

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

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

}

};

Guestures.prototype.onSwipe = function() {

var self = this;

var swiping = self.isSwiping;
		var left    = self.sliderStartPos.left;
		var angle;

if ( swiping === true ) {

if ( Math.abs( self.distance ) > 10 )  {

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

} else if ( !self.instance.current.isMoved || self.instance.opts.touch.vertical === false || ( self.instance.opts.touch.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;

self.instance.current.isMoved = false;

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

} else {

if ( swiping == 'x' ) {

// Sticky edges
				if ( !self.instance.current.opts.loop && self.instance.current.index === 0  && self.distanceX > 0 ) {
					left = left + Math.pow( self.distanceX, 0.8 );

} else if ( !self.instance.current.opts.loop &&self.instance.current.index === self.instance.group.length - 1 && self.distanceX < 0 ) {
					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
			};

requestAFrame(function() {
				$.fancybox.setTranslate( self.$slider, self.sliderLastPos );
			});
		}

};

Guestures.prototype.onPan = function() {

var self = this;

var newOffsetX, newOffsetY, newPos;

self.canTap = false;

if ( self.contentStartPos.width > self.canvasWidth ) {
			newOffsetX = self.contentStartPos.left + self.distanceX;

} else {
			newOffsetX = self.contentStartPos.left;
		}

newOffsetY = self.contentStartPos.top + self.distanceY;

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

newPos.scaleX = self.contentStartPos.scaleX;
		newPos.scaleY = self.contentStartPos.scaleY;

self.contentLastPos = newPos;

requestAFrame(function() {
			$.fancybox.setTranslate( self.$content, self.contentLastPos );
		});
	};

// Make panning sticky to the edges
	Guestures.prototype.limitMovement = function( newOffsetX, newOffsetY, newWidth, newHeight ) {

var self = this;

var minTranslateX, minTranslateY, maxTranslateX, maxTranslateY;

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

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

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

// Slow down proportionally to traveled distance

minTranslateX = Math.max(0, canvasWidth  * 0.5 - newWidth  * 0.5 );
		minTranslateY = Math.max(0, canvasHeight * 0.5 - newHeight * 0.5 );

maxTranslateX = Math.min( canvasWidth  - newWidth,  canvasWidth  * 0.5 - newWidth  * 0.5 );
		maxTranslateY = Math.min( canvasHeight - newHeight, canvasHeight * 0.5 - newHeight * 0.5 );

if ( newWidth > 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 ( newHeight > 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
		};

};

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;

requestAFrame(function() {
			$.fancybox.setTranslate( self.$content, self.contentLastPos );
		});

};

Guestures.prototype.ontouchend = function( e ) {

var self = this;

var current = self.instance.current;

var dMs = Math.max( (new Date().getTime() ) - self.startTime, 1);

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

self.endPoints = pointers( e );

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

self.$wrap.off('touchmove.fb mousemove.fb',  $.proxy(this, "ontouchmove"));
		self.$wrap.off('touchend.fb touchcancel.fb mouseup.fb mouseleave.fb',  $.proxy(this, "ontouchend"));

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

if ( self.canTap )  {
			return self.ontap();
		}

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

self.speed = current.opts.speed || 330;

self.speedX = Math.max( self.speed * 0.75, Math.min( self.speed * 1.5, ( 1 / Math.abs( self.velocityX ) ) * self.speed ) );
		self.speedY = Math.max( self.speed * 0.75, Math.min( self.speed * 1.5, ( 1 / Math.abs( self.velocityY ) ) * self.speed ) );

if ( panning ) {
			self.endPanning();

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

} else {
			self.endSwiping( swiping );
		}

return;
	};

Guestures.prototype.endSwiping = function( swiping ) {

var self = this;

// Close if swiped vertically / navigate if horizontally

if ( swiping == 'y' && Math.abs( self.distanceY ) > 50 ) {

// Continue vertical movement

$.fancybox.animate( self.$slider, null, {
				top     : self.sliderStartPos.top + self.distanceY + self.velocityY * 150,
				left    : self.sliderStartPos.left,
				opacity : 0
			}, self.speedY );

self.instance.close( true );

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

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

} else {

// Move back to center
			self.instance.update( false, true, 150 );

}

};

Guestures.prototype.endPanning = function() {

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

if ( !self.contentLastPos ) {
			return;
		}

newOffsetX = self.contentLastPos.left + ( self.velocityX * self.speed * 2 );
		newOffsetY = self.contentLastPos.top  + ( self.velocityY * self.speed * 2 );

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

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

$.fancybox.animate( self.$content, null, newPos, self.speed, "easeOutSine" );

};

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
	   $.fancybox.setTranslate( self.$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 );

$.fancybox.animate( self.$content, null, newPos, self.speed, "easeOutSine" );

}

};

Guestures.prototype.ontap = function() {

var self = this;

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

var x = self.endPoints[0].x;
		var y = self.endPoints[0].y;

x = x - self.$wrap.offset().left;
		y = y - self.$wrap.offset().top;

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

if ( !$.fancybox.isTouch ) {

if ( current.opts.closeClickOutside && self.$target.is('.fancybox-slide') ) {
				instance.close( self.startEvent );

return;
			}

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

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

} else if ( instance.isScaledDown() ) {
					instance.scaleToActual( x, y );

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

}

return;
		}

// Double tap
		if ( self.tapped ) {

clearTimeout( self.tapped );

self.tapped = null;

if ( Math.abs( x - self.x ) > 50 || Math.abs( y - self.y ) > 50 || !current.isMoved ) {
				return this;
			}

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

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

} else if ( instance.isScaledDown() ) {
					instance.scaleToActual( x, y );

}

} else {

// Single tap

self.x = x;
			self.y = y;

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

instance.toggleControls( true );

}, 300);
		}

return this;
	};

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

if ( instance && !instance.Guestures ) {
			instance.Guestures = new Guestures( instance );
		}

});

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

if ( instance && instance.Guestures ) {
			instance.Guestures.destroy();
		}

});

}(window, document, window.jQuery));

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

var SlideShow = function( instance ) {

this.instance = instance;

this.init();

};

$.extend( SlideShow.prototype, {
		timer    : null,
		isActive : false,
		$button  : null,
		speed    : 3000,

init : function() {
			var self = this;

self.$button = $('<button data-fancybox-play class="fancybox-button fancybox-button--play" title="Slideshow (P)"></button>')
				.appendTo( self.instance.$refs.buttons );

self.instance.$refs.container.on('click', '[data-fancybox-play]', function() {
				self.toggle();
			});

set : function() {
			var self = this;

// Check if reached last element
			if ( self.instance && self.instance.current && (self.instance.current.opts.loop || self.instance.currIndex < self.instance.group.length - 1 )) {

self.timer = setTimeout(function() {
					self.instance.next();

}, self.instance.current.opts.slideShow.speed || self.speed);

} else {
				self.stop();
			}
		},

clear : function() {
			var self = this;

clearTimeout( self.timer );

self.timer = null;
		},

start : function() {
			var self = this;

self.stop();

if ( self.instance && self.instance.current && ( self.instance.current.opts.loop || self.instance.currIndex < self.instance.group.length - 1 )) {

self.instance.$refs.container.on({
					'beforeLoad.fb.player'	: $.proxy(self, "clear"),
					'onComplete.fb.player'	: $.proxy(self, "set"),
				});

self.isActive = true;

if ( self.instance.current.isComplete ) {
					self.set();
				}

self.instance.$refs.container.trigger('onPlayStart');

self.$button.addClass('fancybox-button--pause');
			}

stop: function() {
			var self = this;

self.clear();

self.instance.$refs.container
				.trigger('onPlayEnd')
				.off('.player');

self.$button.removeClass('fancybox-button--pause');

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.group.length > 1 && !!instance.opts.slideShow && !instance.SlideShow ) {
			instance.SlideShow = new SlideShow( instance );
		}

});

$(document).on('beforeClose.fb onDeactivate.fb', function(e, instance) {

if ( instance && instance.SlideShow ) {
			instance.SlideShow.stop();
		}

});

}(document, window.jQuery));

// ==========================================================================
//
// 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 ( !fn ) {
		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 ) {

if ( this.isFullscreen() ) {
				this.exit();
			} else {
				this.request( elem );
			}

},
		isFullscreen : function()  {
			return Boolean( document[ fn.fullscreenElement ] );
		},
		enabled : function()  {
			return Boolean( document[ fn.fullscreenEnabled ] );
		}
	};

$(document).on({
		'onInit.fb' : function(e, instance) {
			var $container;

if ( instance && !!instance.opts.fullScreen && !instance.FullScreen) {
				$container = instance.$refs.container;

instance.$refs.button_fs = $('<button data-fancybox-fullscreen class="fancybox-button fancybox-button--fullscreen" title="Full screen (F)"></button>')
					.appendTo( instance.$refs.buttons );

$container.on('click.fb-fullscreen', '[data-fancybox-fullscreen]', function(e) {

e.stopPropagation();
					e.preventDefault();

FullScreen.toggle( $container[ 0 ] );

});

if ( instance.opts.fullScreen.requestOnStart === true ) {
					FullScreen.request( $container[ 0 ] );
				}

}

}, 'beforeMove.fb' : function(e, instance) {

if ( instance && instance.$refs.button_fs ) {
				instance.$refs.button_fs.toggle( !!instance.current.opts.fullScreen );
			}

}, 'beforeClose.fb':  function() {
			FullScreen.exit();
		}
	});

$(document).on(fn.fullscreenchange, function() {
		var instance = $.fancybox.getInstance();
		var  $what   = instance ? instance.current.$placeholder : null;

if ( $what ) {

// If image is zooming, then this will force it to stop and reposition properly
			$what.css( 'transition', 'none' );

instance.isAnimating = false;

instance.update( true, true, 0 );
		}

});

}(document, window.jQuery));

// ==========================================================================
//
// Thumbs
// Displays thumbnails in a grid
//
// ==========================================================================
;(function (document, $) {
	'use strict';

var FancyThumbs = function( instance ) {

this.instance = instance;

this.init();

};

$.extend( FancyThumbs.prototype, {

$button		: null,
		$grid		: null,
		$list		: null,
		isVisible	: false,

init : function() {
			var self = this;

self.$button = $('<button data-fancybox-thumbs class="fancybox-button fancybox-button--thumbs" title="Thumbnails (G)"></button>')
				.appendTo( this.instance.$refs.buttons )
				.on('touchend click', function(e) {
					e.stopPropagation();
					e.preventDefault();

self.toggle();
				});

create : function() {
			var instance = this.instance,
				list,
				src;

this.$grid = $('<div class="fancybox-thumbs"></div>').appendTo( instance.$refs.container );

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="fancybox-thumbs-loading"><img data-src="' + src + '" /></li>';
				}

});

list += '</ul>';

this.$list = $( list ).appendTo( this.$grid ).on('click touchstart', 'li', function() {

instance.jumpTo( $(this).data('index') );

});

this.$list.find('img').hide().one('load', function() {

var $parent		= $(this).parent().removeClass('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 width/height and center it

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'  : Math.min( 0, Math.floor(thumbHeight * 0.3 - height * 0.3 ) ),
					'margin-left' : Math.min( 0, Math.floor(thumbWidth  * 0.5 - width  * 0.5 ) )
				}).show();

})
			.each(function() {
				this.src = $( this ).data( 'src' );
			});

focus : function() {

if ( this.instance.current ) {
				this.$list
					.children()
					.removeClass('fancybox-thumbs-active')
					.filter('[data-index="' + this.instance.current.index  + '"]')
					.addClass('fancybox-thumbs-active')
					.focus();
			}

close : function() {

this.$grid.hide();

update : function() {

this.instance.$refs.container.toggleClass('fancybox-container--thumbs', this.isVisible);

if ( this.isVisible ) {

if ( !this.$grid ) {
					this.create();
				}

this.$grid.show();

this.focus();

} else if ( this.$grid ) {
				this.$grid.hide();
			}

this.instance.update();

hide : function() {

this.isVisible = false;

this.update();

show : function() {

this.isVisible = true;

this.update();

toggle : function() {

if ( this.isVisible ) {
				this.hide();

} else {
				this.show();
			}
		}

});

$(document).on('onInit.fb', function(e, instance) {
		var first  = instance.group[0],
			second = instance.group[1];

if ( !!instance.opts.thumbs && !instance.Thumbs && instance.group.length > 1 && (
		    		( first.type == 'image'  || first.opts.thumb  || first.opts.$thumb ) &&
		    		( second.type == 'image' || second.opts.thumb || second.opts.$thumb )
			 	)
		   ) {

instance.Thumbs = new FancyThumbs( instance );
		}

});

$(document).on('beforeMove.fb', function(e, instance, item) {
		var self = instance && instance.Thumbs;

if ( !self ) {
			return;
		}

if ( item.modal ) {

self.$button.hide();

self.hide();

} else {

if ( instance.opts.thumbs.showOnStart === true && instance.firstRun ) {
				self.show();

}

self.$button.show();

if ( self.isVisible ) {
				self.focus();
			}

}

});

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

if ( instance && instance.Thumbs) {
			if ( instance.Thumbs.isVisible && instance.opts.thumbs.hideOnClosing !== false ) {
				instance.Thumbs.close();
			}

instance.Thumbs = null;
		}

});

}(document, window.jQuery));

// ==========================================================================
//
// Hash
// Enables linking to each modal
//
// ==========================================================================
;(function (document, window, $) {
	'use strict';

// Simple $.escapeSelector polyfill (for jQuery prior v3)
	if ( !$.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 );
		};
	}

// Variable containing last hash value set by fancyBox
	// It will be used to determine if fancyBox needs to close after hash change is detected
    var currentHash = 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 fancyBox instance
	function triggerFromUrl( url ) {
		var $el;

if ( url.gallery !== '' ) {

// If we can find element matching 'data-fancybox' atribute, then trigger click event for that ..
			$el = $( "[data-fancybox='" + $.escapeSelector( url.gallery ) + "']" ).eq( url.index - 1 );

if ( $el.length ) {
				$el.trigger( 'click' );

} else {

// .. if not, try finding element by ID
				$( "#" + $.escapeSelector( url.gallery ) + "" ).trigger( 'click' );

}

}
	}

// Get gallery name from current instance
	function getGallery( instance ) {
		var opts;

if ( !instance ) {
			return false;
		}

opts = instance.current ? instance.current.opts : instance.opts;

return opts.$orig ? opts.$orig.data( 'fancybox' ) : ( opts.hash || '' );
	}

// Star when DOM becomes ready
    $(function() {

// Small delay is used to allow other scripts to process "dom ready" event
		setTimeout(function() {

// Check if this module is not disabled
			if ( $.fancybox.defaults.hash === false ) {
				return;
			}

// Check if need to close after url has changed
		    $(window).on('hashchange.fb', function() {
		        var url = parseUrl();

if ( $.fancybox.getInstance() ) {
					if ( currentHash && currentHash !== url.gallery + '-' + url.index )  {
						currentHash = null;

$.fancybox.close();
					}

} else if ( url.gallery !== '' ) {
		            triggerFromUrl( url );
		        }

});

// Update hash when opening/closing fancyBox
		    $(document).on({
				'onInit.fb' : function( e, instance ) {
					var url     = parseUrl();
					var gallery = getGallery( instance );

// Make sure gallery start index matches index from hash
					if ( gallery && url.gallery && gallery == url.gallery ) {
						instance.currIndex = url.index - 1;
					}

}, 'beforeMove.fb' : function( e, instance, current ) {
		            var gallery = getGallery( 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 ( "pushState" in history ) {
		                    history.pushState( '', document.title, window.location.pathname + window.location.search + '#' +  currentHash );

} else {
							window.location.hash = currentHash;
						}

}

}, 'beforeClose.fb' : function( e, instance, current ) {
					var gallery  = getGallery( instance );
					var origHash = instance && instance.opts.origHash ? instance.opts.origHash : '';

// Remove hash from location bar
		            if ( gallery && gallery !== '' ) {
		                if ( "pushState" in history ) {
		                    history.pushState( '', document.title, window.location.pathname + window.location.search + origHash );

} else {
		                    window.location.hash = origHash;
		                }
		            }

currentHash = null;
		        }
		    });

// Check current hash and trigger click event on matching element to start fancyBox, if needed
			triggerFromUrl( parseUrl() );

}, 50);
    });

}(document, window, window.jQuery));

Ubuntu

Sid Gifari From Gifari Industries - BD Cyber Security Team