/*global jQuery */
/*jshint multistr:true browser:true */
/*!
* FitVids 1.0
*
* Copyright 2011, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
* Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
* Released under the WTFPL license - http://sam.zoy.org/wtfpl/
*
* Date: Thu Sept 01 18:00:00 2011 -0500
*/

(function( $ ){

  "use strict";

  $.fn.fitVids = function( options ) {
    var settings = {
      customSelector: null
    };

    var div = document.createElement('div'),
        ref = document.getElementsByTagName('base')[0] || document.getElementsByTagName('script')[0];

    div.className = 'fit-vids-style';
    div.innerHTML = '&shy;<style>         \
      .fluid-width-video-wrapper {        \
         width: 100%;                     \
         position: relative;              \
         padding: 0;                      \
      }                                   \
                                          \
      .fluid-width-video-wrapper iframe,  \
      .fluid-width-video-wrapper object,  \
      .fluid-width-video-wrapper embed {  \
         position: absolute;              \
         top: 0;                          \
         left: 0;                         \
         width: 100%;                     \
         height: 100%;                    \
      }                                   \
    </style>';

    ref.parentNode.insertBefore(div,ref);

    if ( options ) {
      $.extend( settings, options );
    }

    return this.each(function(){
      var selectors = [
        "iframe[src*='player.vimeo.com']",
        "iframe[src*='www.youtube.com']",
        "iframe[src*='www.youtube-nocookie.com']",
        "iframe[src*='www.kickstarter.com']",
        "object",
        "embed"
      ];

      if (settings.customSelector) {
        selectors.push(settings.customSelector);
      }

      var $allVideos = $(this).find(selectors.join(','));

      $allVideos.each(function(){
        var $this = $(this);
        if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
        var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),
            width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),
            aspectRatio = height / width;
        if(!$this.attr('id')){
          var videoID = 'fitvid' + Math.floor(Math.random()*999999);
          $this.attr('id', videoID);
        }
        $this.wrap('<div class="fluid-width-video-wrapper"></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+"%");
        $this.removeAttr('height').removeAttr('width');
      });
    });
  };
})( jQuery );

/*! Magnific Popup - v0.8.9 - 2013-06-04
* http://dimsemenov.com/plugins/magnific-popup/
* Copyright (c) 2013 Dmitry Semenov; */
;(function($) {

/*>>core*/
/**
 * 
 * Magnific Popup Core JS file
 * 
 */


/**
 * Private static constants
 */
var CLOSE_EVENT = 'Close',
  AFTER_CLOSE_EVENT = 'AfterClose',
  BEFORE_APPEND_EVENT = 'BeforeAppend',
  MARKUP_PARSE_EVENT = 'MarkupParse',
  OPEN_EVENT = 'Open',
  CHANGE_EVENT = 'Change',
  NS = 'mfp',
  EVENT_NS = '.' + NS,
  READY_CLASS = 'mfp-ready',
  REMOVING_CLASS = 'mfp-removing',
  PREVENT_CLOSE_CLASS = 'mfp-prevent-close';


/**
 * Private vars 
 */
var mfp, // As we have only one instance of MagnificPopup object, we define it locally to not to use 'this'
  MagnificPopup = function(){},
  _isJQ = !!(window.jQuery),
  _prevStatus,
  _window = $(window),
  _body,
  _document,
  _prevContentType,
  _wrapClasses,
  _currPopupType;


/**
 * Private functions
 */
var _mfpOn = function(name, f) {
    mfp.ev.on(NS + name + EVENT_NS, f);
  },
  _getEl = function(className, appendTo, html, raw) {
    var el = document.createElement('div');
    el.className = 'mfp-'+className;
    if(html) {
      el.innerHTML = html;
    }
    if(!raw) {
      el = $(el);
      if(appendTo) {
        el.appendTo(appendTo);
      }
    } else if(appendTo) {
      appendTo.appendChild(el);
    }
    return el;
  },
  _mfpTrigger = function(e, data) {
    mfp.ev.triggerHandler(NS + e, data);

    if(mfp.st.callbacks) {
      // converts "mfpEventName" to "eventName" callback and triggers it if it's present
      e = e.charAt(0).toLowerCase() + e.slice(1);
      if(mfp.st.callbacks[e]) {
        mfp.st.callbacks[e].apply(mfp, $.isArray(data) ? data : [data]);
      }
    }
  },
  _setFocus = function() {
    (mfp.st.focus ? mfp.content.find(mfp.st.focus).eq(0) : mfp.wrap).focus();
  },
  _getCloseBtn = function(type) {
    if(type !== _currPopupType || !mfp.currTemplate.closeBtn) {
      mfp.currTemplate.closeBtn = $( mfp.st.closeMarkup.replace('%title%', mfp.st.tClose ) );
      _currPopupType = type;
    }
    return mfp.currTemplate.closeBtn;
  },
  // Initialize Magnific Popup only when called at least once
  _checkInstance = function() {
    if(!$.magnificPopup.instance) {
      mfp = new MagnificPopup();
      mfp.init();
      $.magnificPopup.instance = mfp;
    }
  },
  // Check to close popup or not
  // "target" is an element that was clicked
  _checkIfClose = function(target) {

    if($(target).hasClass(PREVENT_CLOSE_CLASS)) {
      return;
    }

    var closeOnContent = mfp.st.closeOnContentClick;
    var closeOnBg = mfp.st.closeOnBgClick;

    if(closeOnContent && closeOnBg) {
      return true;
    } else {

      // We close the popup if click is on close button or on preloader. Or if there is no content.
      if(!mfp.content || $(target).hasClass('mfp-close') || (mfp.preloader && target === mfp.preloader[0]) ) {
        return true;
      }

      // if click is outside the content
      if(  (target !== mfp.content[0] && !$.contains(mfp.content[0], target))  ) {
        if(closeOnBg) {
          return true;
        }
      } else if(closeOnContent) {
        return true;
      }

    }
    return false;
  };



/**
 * Public functions
 */
MagnificPopup.prototype = {

  constructor: MagnificPopup,

  /**
   * Initializes Magnific Popup plugin. 
   * This function is triggered only once when $.fn.magnificPopup or $.magnificPopup is executed
   */
  init: function() {
    var appVersion = navigator.appVersion;
    mfp.isIE7 = appVersion.indexOf("MSIE 7.") !== -1; 
    mfp.isIE8 = appVersion.indexOf("MSIE 8.") !== -1;
    mfp.isLowIE = mfp.isIE7 || mfp.isIE8;
    mfp.isAndroid = (/android/gi).test(appVersion);
    mfp.isIOS = (/iphone|ipad|ipod/gi).test(appVersion);
    // We disable fixed positioned lightbox on devices that don't handle it nicely.
    // If you know a better way of detecting this - let me know.
    mfp.probablyMobile = (mfp.isAndroid || mfp.isIOS || /(Opera Mini)|Kindle|webOS|BlackBerry|(Opera Mobi)|(Windows Phone)|IEMobile/i.test(navigator.userAgent) );
    _body = $(document.body);
    _document = $(document);

    mfp.popupsCache = {};
  },

  /**
   * Opens popup
   * @param  data [description]
   */
  open: function(data) {

    var i;

    if(data.isObj === false) { 
      // convert jQuery collection to array to avoid conflicts later
      mfp.items = data.items.toArray();

      mfp.index = 0;
      var items = data.items,
        item;
      for(i = 0; i < items.length; i++) {
        item = items[i];
        if(item.parsed) {
          item = item.el[0];
        }
        if(item === data.el[0]) {
          mfp.index = i;
          break;
        }
      }
    } else {
      mfp.items = $.isArray(data.items) ? data.items : [data.items];
      mfp.index = data.index || 0;
    }

    // if popup is already opened - we just update the content
    if(mfp.isOpen) {
      mfp.updateItemHTML();
      return;
    }
    
    mfp.types = []; 
    _wrapClasses = '';
    mfp.ev = data.mainEl || _document;

    if(data.key) {
      if(!mfp.popupsCache[data.key]) {
        mfp.popupsCache[data.key] = {};
      }
      mfp.currTemplate = mfp.popupsCache[data.key];
    } else {
      mfp.currTemplate = {};
    }



    mfp.st = $.extend(true, {}, $.magnificPopup.defaults, data ); 
    mfp.fixedContentPos = mfp.st.fixedContentPos === 'auto' ? !mfp.probablyMobile : mfp.st.fixedContentPos;
    
    

    // Building markup
    // main containers are created only once
    if(!mfp.bgOverlay) {

      // Dark overlay
      mfp.bgOverlay = _getEl('bg').on('click'+EVENT_NS, function() {
        mfp.close();
      });

      mfp.wrap = _getEl('wrap').attr('tabindex', -1).on('click'+EVENT_NS, function(e) {
        if(_checkIfClose(e.target)) {
          mfp.close();
        }
      });

      mfp.container = _getEl('container', mfp.wrap);
    }

    mfp.contentContainer = _getEl('content');
    if(mfp.st.preloader) {
      mfp.preloader = _getEl('preloader', mfp.container, mfp.st.tLoading);
    }


    // Initializing modules
    var modules = $.magnificPopup.modules;
    for(i = 0; i < modules.length; i++) {
      var n = modules[i];
      n = n.charAt(0).toUpperCase() + n.slice(1);
      mfp['init'+n].call(mfp);
    }
    _mfpTrigger('BeforeOpen');


    // Close button
    if(!mfp.st.closeBtnInside) {
      mfp.wrap.append( _getCloseBtn() );
    } else {
      _mfpOn(MARKUP_PARSE_EVENT, function(e, template, values, item) {
        values.close_replaceWith = _getCloseBtn(item.type);
      });
      _wrapClasses += ' mfp-close-btn-in';
    }

    if(mfp.st.alignTop) {
      _wrapClasses += ' mfp-align-top';
    }

  

    if(mfp.fixedContentPos) {
      mfp.wrap.css({
        overflow: mfp.st.overflowY,
        overflowX: 'hidden',
        overflowY: mfp.st.overflowY
      });
    } else {
      mfp.wrap.css({ 
        top: _window.scrollTop(),
        position: 'absolute'
      });
    }
    if( mfp.st.fixedBgPos === false || (mfp.st.fixedBgPos === 'auto' && !mfp.fixedContentPos) ) {
      mfp.bgOverlay.css({
        height: _document.height(),
        position: 'absolute'
      });
    }

    

    // Close on ESC key
    _document.on('keyup' + EVENT_NS, function(e) {
      if(e.keyCode === 27) {
        mfp.close();
      }
    });

    _window.on('resize' + EVENT_NS, function() {
      mfp.updateSize();
    });


    if(!mfp.st.closeOnContentClick) {
      _wrapClasses += ' mfp-auto-cursor';
    }
    
    if(_wrapClasses)
      mfp.wrap.addClass(_wrapClasses);


    // this triggers recalculation of layout, so we get it once to not to trigger twice
    var windowHeight = mfp.wH = _window.height();

    
    var bodyStyles = {};

    if( mfp.fixedContentPos ) {
            if(mfp._hasScrollBar(windowHeight)){
                var s = mfp._getScrollbarSize();
                if(s) {
                    bodyStyles.paddingRight = s;
                }
            }
        }

    if(mfp.fixedContentPos) {
      if(!mfp.isIE7) {
        bodyStyles.overflow = 'hidden';
      } else {
        // ie7 double-scroll bug
        $('body, html').css('overflow', 'hidden');
      }
    }

    
    
    var classesToadd = mfp.st.mainClass;
    if(mfp.isIE7) {
      classesToadd += ' mfp-ie7';
    }
    if(classesToadd) {
      mfp._addClassToMFP( classesToadd );
    }

    // add content
    mfp.updateItemHTML();

    _mfpTrigger('BuildControls');


    // remove scrollbar, add padding e.t.c
    _body.css(bodyStyles);
    
    // add everything to DOM
    mfp.bgOverlay.add(mfp.wrap).prependTo( document.body );



    // Save last focused element
    mfp._lastFocusedEl = document.activeElement;
    
    // Wait for next cycle to allow CSS transition
    setTimeout(function() {
      
      if(mfp.content) {
        mfp._addClassToMFP(READY_CLASS);
        _setFocus();
      } else {
        // if content is not defined (not loaded e.t.c) we add class only for BG
        mfp.bgOverlay.addClass(READY_CLASS);
      }
      
      // Trap the focus in popup
      _document.on('focusin' + EVENT_NS, function (e) {
        if( e.target !== mfp.wrap[0] && !$.contains(mfp.wrap[0], e.target) ) {
          _setFocus();
          return false;
        }
      });

    }, 16);

    mfp.isOpen = true;
    mfp.updateSize(windowHeight);
    _mfpTrigger(OPEN_EVENT);
  },

  /**
   * Closes the popup
   */
  close: function() {
    if(!mfp.isOpen) return;

    mfp.isOpen = false;
    // for CSS3 animation
    if(mfp.st.removalDelay && !mfp.isLowIE)  {
      mfp._addClassToMFP(REMOVING_CLASS);
      setTimeout(function() {
        mfp._close();
      }, mfp.st.removalDelay);
    } else {
      mfp._close();
    }
  },

  /**
   * Helper for close() function
   */
  _close: function() {
    _mfpTrigger(CLOSE_EVENT);

    var classesToRemove = REMOVING_CLASS + ' ' + READY_CLASS + ' ';

    mfp.bgOverlay.detach();
    mfp.wrap.detach();
    mfp.container.empty();

    if(mfp.st.mainClass) {
      classesToRemove += mfp.st.mainClass + ' ';
    }

    mfp._removeClassFromMFP(classesToRemove);

    if(mfp.fixedContentPos) {
      var bodyStyles = {paddingRight: ''};
      if(mfp.isIE7) {
        $('body, html').css('overflow', '');
      } else {
        bodyStyles.overflow = '';
      }
      _body.css(bodyStyles);
    }
    
    _document.off('keyup' + EVENT_NS + ' focusin' + EVENT_NS);
    mfp.ev.off(EVENT_NS);

    // clean up DOM elements that aren't removed
    mfp.wrap.attr('class', 'mfp-wrap').removeAttr('style');
    mfp.bgOverlay.attr('class', 'mfp-bg');
    mfp.container.attr('class', 'mfp-container');

    // remove close button from target element
    if(!mfp.st.closeBtnInside || mfp.currTemplate[mfp.currItem.type] === true ) {
      if(mfp.currTemplate.closeBtn)
        mfp.currTemplate.closeBtn.detach();
    }


    if(mfp._lastFocusedEl) {
      $(mfp._lastFocusedEl).focus(); // put tab focus back
    }
    mfp.currItem = null;  
    mfp.content = null;
    mfp.currTemplate = null;
    mfp.prevHeight = 0;

    _mfpTrigger(AFTER_CLOSE_EVENT);
  },
  
  updateSize: function(winHeight) {

    if(mfp.isIOS) {
      // fixes iOS nav bars https://github.com/dimsemenov/Magnific-Popup/issues/2
      var zoomLevel = document.documentElement.clientWidth / window.innerWidth;
      var height = window.innerHeight * zoomLevel;
      mfp.wrap.css('height', height);
      mfp.wH = height;
    } else {
      mfp.wH = winHeight || _window.height();
    }
    // Fixes #84: popup incorrectly positioned with position:relative on body
    if(!mfp.fixedContentPos) {
      mfp.wrap.css('height', mfp.wH);
    }

    _mfpTrigger('Resize');

  },

  /**
   * Set content of popup based on current index
   */
  updateItemHTML: function() {
    var item = mfp.items[mfp.index];

    // Detach and perform modifications
    mfp.contentContainer.detach();

    if(mfp.content)
      mfp.content.detach();

    if(!item.parsed) {
      item = mfp.parseEl( mfp.index );
    }

    var type = item.type; 

    _mfpTrigger('BeforeChange', [mfp.currItem ? mfp.currItem.type : '', type]);
    // BeforeChange event works like so:
    // _mfpOn('BeforeChange', function(e, prevType, newType) { });
    
    mfp.currItem = item;

    

    

    if(!mfp.currTemplate[type]) {
      var markup = mfp.st[type] ? mfp.st[type].markup : false;

      // allows to modify markup
      _mfpTrigger('FirstMarkupParse', markup);

      if(markup) {
        mfp.currTemplate[type] = $(markup);
      } else {
        // if there is no markup found we just define that template is parsed
        mfp.currTemplate[type] = true;
      }
    }

    if(_prevContentType && _prevContentType !== item.type) {
      mfp.container.removeClass('mfp-'+_prevContentType+'-holder');
    }
    
    var newContent = mfp['get' + type.charAt(0).toUpperCase() + type.slice(1)](item, mfp.currTemplate[type]);
    mfp.appendContent(newContent, type);

    item.preloaded = true;

    _mfpTrigger(CHANGE_EVENT, item);
    _prevContentType = item.type;
    
    // Append container back after its content changed
    mfp.container.prepend(mfp.contentContainer);

    _mfpTrigger('AfterChange');
  },


  /**
   * Set HTML content of popup
   */
  appendContent: function(newContent, type) {
    mfp.content = newContent;
    
    if(newContent) {
      if(mfp.st.closeBtnInside && mfp.currTemplate[type] === true) {
        // if there is no markup, we just append close button element inside
        if(!mfp.content.find('.mfp-close').length) {
          mfp.content.append(_getCloseBtn());
        }
      } else {
        mfp.content = newContent;
      }
    } else {
      mfp.content = '';
    }

    _mfpTrigger(BEFORE_APPEND_EVENT);
    mfp.container.addClass('mfp-'+type+'-holder');

    mfp.contentContainer.append(mfp.content);
  },



  
  /**
   * Creates Magnific Popup data object based on given data
   * @param  {int} index Index of item to parse
   */
  parseEl: function(index) {
    var item = mfp.items[index],
      type = item.type;

    if(item.tagName) {
      item = { el: $(item) };
    } else {
      item = { data: item, src: item.src };
    }

    if(item.el) {
      var types = mfp.types;

      // check for 'mfp-TYPE' class
      for(var i = 0; i < types.length; i++) {
        if( item.el.hasClass('mfp-'+types[i]) ) {
          type = types[i];
          break;
        }
      }

      item.src = item.el.attr('data-mfp-src');
      if(!item.src) {
        item.src = item.el.attr('href');
      }
    }

    item.type = type || mfp.st.type || 'inline';
    item.index = index;
    item.parsed = true;
    mfp.items[index] = item;
    _mfpTrigger('ElementParse', item);

    return mfp.items[index];
  },


  /**
   * Initializes single popup or a group of popups
   */
  addGroup: function(el, options) {
    var eHandler = function(e) {
      e.mfpEl = this;
      mfp._openClick(e, el, options);
    };

    if(!options) {
      options = {};
    } 

    var eName = 'click.magnificPopup';
    options.mainEl = el;
    
    if(options.items) {
      options.isObj = true;
      el.off(eName).on(eName, eHandler);
    } else {
      options.isObj = false;
      if(options.delegate) {
        el.off(eName).on(eName, options.delegate , eHandler);
      } else {
        options.items = el;
        el.off(eName).on(eName, eHandler);
      }
    }
  },
  _openClick: function(e, el, options) {
    var midClick = options.midClick !== undefined ? options.midClick : $.magnificPopup.defaults.midClick;
    if( midClick || e.which !== 2 ) {
      var disableOn = options.disableOn !== undefined ? options.disableOn : $.magnificPopup.defaults.disableOn;

      if(disableOn) {
        if($.isFunction(disableOn)) {
          if( !disableOn.call(mfp) ) {
            return true;
          }
        } else { // else it's number
          if( _window.width() < disableOn ) {
            return true;
          }
        }
      }
      
      if(e.type) {
        e.preventDefault();

        // This will prevent popup from closing if element is inside and popup is already opened
        if(mfp.isOpen) {
          e.stopPropagation();
        }
      }
        

      options.el = $(e.mfpEl);
      if(options.delegate) {
        options.items = el.find(options.delegate);
      }
      mfp.open(options);
    }
  },


  /**
   * Updates text on preloader
   */
  updateStatus: function(status, text) {

    if(mfp.preloader) {
      if(_prevStatus !== status) {
        mfp.container.removeClass('mfp-s-'+_prevStatus);
      }

      if(!text && status === 'loading') {
        text = mfp.st.tLoading;
      }

      var data = {
        status: status,
        text: text
      };
      // allows to modify status
      _mfpTrigger('UpdateStatus', data);

      status = data.status;
      text = data.text;

      mfp.preloader.html(text);

      mfp.preloader.find('a').click(function(e) {
        e.stopImmediatePropagation();
      });

      mfp.container.addClass('mfp-s-'+status);
      _prevStatus = status;
    }
  },


  /*
    "Private" helpers that aren't private at all
   */
  _addClassToMFP: function(cName) {
    mfp.bgOverlay.addClass(cName);
    mfp.wrap.addClass(cName);
  },
  _removeClassFromMFP: function(cName) {
    this.bgOverlay.removeClass(cName);
    mfp.wrap.removeClass(cName);
  },
  _hasScrollBar: function(winHeight) {
    return (  (mfp.isIE7 ? _document.height() : document.body.scrollHeight) > (winHeight || _window.height()) )
  },
  _parseMarkup: function(template, values, item) {
    var arr;
    if(item.data) {
      values = $.extend(item.data, values);
    }
    _mfpTrigger(MARKUP_PARSE_EVENT, [template, values, item] );

    $.each(values, function(key, value) {
      if(value === undefined || value === false) {
        return true;
      }
      arr = key.split('_');
      if(arr.length > 1) {
        var el = template.find(EVENT_NS + '-'+arr[0]);

        if(el.length > 0) {
          var attr = arr[1];
          if(attr === 'replaceWith') {
            if(el[0] !== value[0]) {
              el.replaceWith(value);
            }
          } else if(attr === 'img') {
            if(el.is('img')) {
              el.attr('src', value);
            } else {
              el.replaceWith( '<img src="'+value+'" class="' + el.attr('class') + '" />' );
            }
          } else {
            el.attr(arr[1], value);
          }
        }

      } else {
        template.find(EVENT_NS + '-'+key).html(value);
      }
    });
  },

  _getScrollbarSize: function() {
    // thx David
    if(mfp.scrollbarSize === undefined) {
      var scrollDiv = document.createElement("div");
      scrollDiv.id = "mfp-sbm";
      scrollDiv.style.cssText = 'width: 99px; height: 99px; overflow: scroll; position: absolute; top: -9999px;';
      document.body.appendChild(scrollDiv);
      mfp.scrollbarSize = scrollDiv.offsetWidth - scrollDiv.clientWidth;
      document.body.removeChild(scrollDiv);
    }
    return mfp.scrollbarSize;
  }

}; /* MagnificPopup core prototype end */




/**
 * Public static functions
 */
$.magnificPopup = {
  instance: null,
  proto: MagnificPopup.prototype,
  modules: [],

  open: function(options, index) {
    _checkInstance(); 

    if(!options) 
      options = {};

    options.isObj = true;
    options.index = index || 0;
    return this.instance.open(options);
  },

  close: function() {
    return $.magnificPopup.instance.close();
  },

  registerModule: function(name, module) {
    if(module.options) {
      $.magnificPopup.defaults[name] = module.options;
    }
    $.extend(this.proto, module.proto);     
    this.modules.push(name);
  },

  defaults: {   

    // Info about options is in docs:
    // http://dimsemenov.com/plugins/magnific-popup/documentation.html#options
    
    disableOn: 0, 

    key: null,

    midClick: false,

    mainClass: '',

    preloader: true,

    focus: '', // CSS selector of input to focus after popup is opened
    
    closeOnContentClick: false,

    closeOnBgClick: true,

    closeBtnInside: true, 

    alignTop: false,
  
    removalDelay: 0,
    
    fixedContentPos: 'auto', 
  
    fixedBgPos: 'auto',

    overflowY: 'auto',

    closeMarkup: '<button title="%title%" type="button" class="mfp-close">&times;</button>',

    tClose: 'Close (Esc)',

    tLoading: 'Loading...'

  }
};



$.fn.magnificPopup = function(options) {
  _checkInstance();

  var jqEl = $(this);

  // We call some API method of first param is a string
  if (typeof options === "string" ) {

    if(options === 'open') {
      var items,
        itemOpts = _isJQ ? jqEl.data('magnificPopup') : jqEl[0].magnificPopup,
        index = parseInt(arguments[1], 10) || 0;

      if(itemOpts.items) {
        items = itemOpts.items[index];
      } else {
        items = jqEl;
        if(itemOpts.delegate) {
          items = items.find(itemOpts.delegate);
        }
        items = items.eq( index );
      }
      mfp._openClick({mfpEl:items}, jqEl, itemOpts);
    } else {
      if(mfp.isOpen)
        mfp[options].apply(mfp, Array.prototype.slice.call(arguments, 1));
    }

  } else {

    /*
     * As Zepto doesn't support .data() method for objects 
     * and it works only in normal browsers
     * we assign "options" object directly to the DOM element. FTW!
     */
    if(_isJQ) {
      jqEl.data('magnificPopup', options);
    } else {
      jqEl[0].magnificPopup = options;
    }

    mfp.addGroup(jqEl, options);

  }
  return jqEl;
};


//Quick benchmark
/*
var start = performance.now(),
  i,
  rounds = 1000;

for(i = 0; i < rounds; i++) {

}
console.log('Test #1:', performance.now() - start);

start = performance.now();
for(i = 0; i < rounds; i++) {

}
console.log('Test #2:', performance.now() - start);
*/


/*>>core*/

/*>>inline*/

var INLINE_NS = 'inline',
  _hiddenClass,
  _inlinePlaceholder, 
  _lastInlineElement,
  _putInlineElementsBack = function() {
    if(_lastInlineElement) {
      _inlinePlaceholder.after( _lastInlineElement.addClass(_hiddenClass) ).detach();
      _lastInlineElement = null;
    }
  };

$.magnificPopup.registerModule(INLINE_NS, {
  options: {
    hiddenClass: 'hide', // will be appended with `mfp-` prefix
    markup: '',
    tNotFound: 'Content not found'
  },
  proto: {

    initInline: function() {
      mfp.types.push(INLINE_NS);

      _mfpOn(CLOSE_EVENT+'.'+INLINE_NS, function() {
        _putInlineElementsBack();
      });
    },

    getInline: function(item, template) {

      _putInlineElementsBack();

      if(item.src) {
        var inlineSt = mfp.st.inline,
          el = $(item.src);

        if(el.length) {

          // If target element has parent - we replace it with placeholder and put it back after popup is closed
          var parent = el[0].parentNode;
          if(parent && parent.tagName) {
            if(!_inlinePlaceholder) {
              _hiddenClass = inlineSt.hiddenClass;
              _inlinePlaceholder = _getEl(_hiddenClass);
              _hiddenClass = 'mfp-'+_hiddenClass;
            }
            // replace target inline element with placeholder
            _lastInlineElement = el.after(_inlinePlaceholder).detach().removeClass(_hiddenClass);
          }

          mfp.updateStatus('ready');
        } else {
          mfp.updateStatus('error', inlineSt.tNotFound);
          el = $('<div>');
        }

        item.inlineElement = el;
        return el;
      }

      mfp.updateStatus('ready');
      mfp._parseMarkup(template, {}, item);
      return template;
    }
  }
});

/*>>inline*/

/*>>ajax*/
var AJAX_NS = 'ajax',
  _ajaxCur,
  _removeAjaxCursor = function() {
    if(_ajaxCur) {
      _body.removeClass(_ajaxCur);
    }
  };

$.magnificPopup.registerModule(AJAX_NS, {

  options: {
    settings: null,
    cursor: 'mfp-ajax-cur',
    tError: '<a href="%url%">The content</a> could not be loaded.'
  },

  proto: {
    initAjax: function() {
      mfp.types.push(AJAX_NS);
      _ajaxCur = mfp.st.ajax.cursor;

      _mfpOn(CLOSE_EVENT+'.'+AJAX_NS, function() {
        _removeAjaxCursor();
        if(mfp.req) {
          mfp.req.abort();
        }
      });
    },

    getAjax: function(item) {

      if(_ajaxCur)
        _body.addClass(_ajaxCur);

      mfp.updateStatus('loading');

      var opts = $.extend({
        url: item.src,
        success: function(data, textStatus, jqXHR) {
          var temp = {
            data:data,
            xhr:jqXHR
          };

          _mfpTrigger('ParseAjax', temp);

          mfp.appendContent( $(temp.data), AJAX_NS );

          item.finished = true;

          _removeAjaxCursor();

          _setFocus();

          setTimeout(function() {
            mfp.wrap.addClass(READY_CLASS);
          }, 16);

          mfp.updateStatus('ready');

          _mfpTrigger('AjaxContentAdded');
        },
        error: function() {
          _removeAjaxCursor();
          item.finished = item.loadError = true;
          mfp.updateStatus('error', mfp.st.ajax.tError.replace('%url%', item.src));
        }
      }, mfp.st.ajax.settings);

      mfp.req = $.ajax(opts);

      return '';
    }
  }
});





  

/*>>ajax*/

/*>>image*/
var _imgInterval,
  _getTitle = function(item) {
    if(item.data && item.data.title !== undefined) 
      return item.data.title;

    var src = mfp.st.image.titleSrc;

    if(src) {
      if($.isFunction(src)) {
        return src.call(mfp, item);
      } else if(item.el) {
        return item.el.attr(src) || '';
      }
    }
    return '';
  };

$.magnificPopup.registerModule('image', {

  options: {
    markup: '<div class="mfp-figure">'+
          '<div class="mfp-close"></div>'+
          '<div class="mfp-img"></div>'+
          '<div class="mfp-bottom-bar">'+
            '<div class="mfp-title"></div>'+
            '<div class="mfp-counter"></div>'+
          '</div>'+
        '</div>',
    cursor: 'mfp-zoom-out-cur',
    titleSrc: 'title', 
    verticalFit: true,
    tError: '<a href="%url%">The image</a> could not be loaded.'
  },

  proto: {
    initImage: function() {
      var imgSt = mfp.st.image,
        ns = '.image';

      mfp.types.push('image');

      _mfpOn(OPEN_EVENT+ns, function() {
        if(mfp.currItem.type === 'image' && imgSt.cursor) {
          _body.addClass(imgSt.cursor);
        }
      });

      _mfpOn(CLOSE_EVENT+ns, function() {
        if(imgSt.cursor) {
          _body.removeClass(imgSt.cursor);
        }
        _window.off('resize' + EVENT_NS);
      });

      _mfpOn('Resize'+ns, mfp.resizeImage);
      if(mfp.isLowIE) {
        _mfpOn('AfterChange', mfp.resizeImage);
      }
    },
    resizeImage: function() {
      var item = mfp.currItem;
      if(!item.img) return;

      if(mfp.st.image.verticalFit) {
        var decr = 0;
        // fix box-sizing in ie7/8
        if(mfp.isLowIE) {
          decr = parseInt(item.img.css('padding-top'), 10) + parseInt(item.img.css('padding-bottom'),10);
        }
        item.img.css('max-height', mfp.wH-decr);
      }
    },
    _onImageHasSize: function(item) {
      if(item.img) {
        
        item.hasSize = true;

        if(_imgInterval) {
          clearInterval(_imgInterval);
        }
        
        item.isCheckingImgSize = false;

        _mfpTrigger('ImageHasSize', item);

        if(item.imgHidden) {
          if(mfp.content)
            mfp.content.removeClass('mfp-loading');
          
          item.imgHidden = false;
        }

      }
    },

    /**
     * Function that loops until the image has size to display elements that rely on it asap
     */
    findImageSize: function(item) {

      var counter = 0,
        img = item.img[0],
        mfpSetInterval = function(delay) {

          if(_imgInterval) {
            clearInterval(_imgInterval);
          }
          // decelerating interval that checks for size of an image
          _imgInterval = setInterval(function() {
            if(img.naturalWidth > 0) {
              mfp._onImageHasSize(item);
              return;
            }

            if(counter > 200) {
              clearInterval(_imgInterval);
            }

            counter++;
            if(counter === 3) {
              mfpSetInterval(10);
            } else if(counter === 40) {
              mfpSetInterval(50);
            } else if(counter === 100) {
              mfpSetInterval(500);
            }
          }, delay);
        };

      mfpSetInterval(1);
    },

    getImage: function(item, template) {

      var guard = 0,

        // image load complete handler
        onLoadComplete = function() {
          if(item) {
            if (item.img[0].complete) {
              item.img.off('.mfploader');
              
              if(item === mfp.currItem){
                mfp._onImageHasSize(item);

                mfp.updateStatus('ready');
              }

              item.hasSize = true;
              item.loaded = true;
              
            }
            else {
              // if image complete check fails 200 times (20 sec), we assume that there was an error.
              guard++;
              if(guard < 200) {
                setTimeout(onLoadComplete,100);
              } else {
                onLoadError();
              }
            }
          }
        },

        // image error handler
        onLoadError = function() {
          if(item) {
            item.img.off('.mfploader');
            if(item === mfp.currItem){
              mfp._onImageHasSize(item);
              mfp.updateStatus('error', imgSt.tError.replace('%url%', item.src) );
            }

            item.hasSize = true;
            item.loaded = true;
            item.loadError = true;
          }
        },
        imgSt = mfp.st.image;


      var el = template.find('.mfp-img');
      if(el.length) {
        var img = new Image();
        img.className = 'mfp-img';
        item.img = $(img).on('load.mfploader', onLoadComplete).on('error.mfploader', onLoadError);
        img.src = item.src;

        // without clone() "error" event is not firing when IMG is replaced by new IMG
        // TODO: find a way to avoid such cloning
        if(el.is('img')) {
          item.img = item.img.clone();
        }
      }

      mfp._parseMarkup(template, {
        title: _getTitle(item),
        img_replaceWith: item.img
      }, item);

      mfp.resizeImage();

      if(item.hasSize) {
        if(_imgInterval) clearInterval(_imgInterval);

        if(item.loadError) {
          template.addClass('mfp-loading');
          mfp.updateStatus('error', imgSt.tError.replace('%url%', item.src) );
        } else {
          template.removeClass('mfp-loading');
          mfp.updateStatus('ready');
        }
        return template;
      }

      mfp.updateStatus('loading');
      item.loading = true;

      if(!item.hasSize) {
        item.imgHidden = true;
        template.addClass('mfp-loading');
        mfp.findImageSize(item);
      } 

      return template;
    }
  }
});



/*>>image*/

/*>>iframe*/

var IFRAME_NS = 'iframe',
  _emptyPage = '//about:blank',
  
  _fixIframeBugs = function(isShowing) {
    if(mfp.currTemplate[IFRAME_NS]) {
      var el = mfp.currTemplate[IFRAME_NS].find('iframe');
      if(el.length) { 
        // reset src after the popup is closed to avoid "video keeps playing after popup is closed" bug
        if(!isShowing) {
          el[0].src = _emptyPage;
        }

        // IE8 black screen bug fix
        if(mfp.isIE8) {
          el.css('display', isShowing ? 'block' : 'none');
        }
      }
    }
  };

$.magnificPopup.registerModule(IFRAME_NS, {

  options: {
    markup: '<div class="mfp-iframe-scaler">'+
          '<div class="mfp-close"></div>'+
          '<iframe class="mfp-iframe" src="//about:blank" frameborder="0" allowfullscreen></iframe>'+
        '</div>',

    srcAction: 'iframe_src',

    // we don't care and support only one default type of URL by default
    patterns: {
      youtube: {
        index: 'youtube.com', 
        id: 'v=', 
        src: '//www.youtube.com/embed/%id%?autoplay=1'
      },
      vimeo: {
        index: 'vimeo.com/',
        id: '/',
        src: '//player.vimeo.com/video/%id%?autoplay=1'
      },
      gmaps: {
        index: '//maps.google.',
        src: '%id%&output=embed'
      }
    }
  },

  proto: {
    initIframe: function() {
      mfp.types.push(IFRAME_NS);

      _mfpOn('BeforeChange', function(e, prevType, newType) {
        if(prevType !== newType) {
          if(prevType === IFRAME_NS) {
            _fixIframeBugs(); // iframe if removed
          } else if(newType === IFRAME_NS) {
            _fixIframeBugs(true); // iframe is showing
          } 
        }// else {
          // iframe source is switched, don't do anything
        //}
      });

      _mfpOn(CLOSE_EVENT + '.' + IFRAME_NS, function() {
        _fixIframeBugs();
      });
    },

    getIframe: function(item, template) {
      var embedSrc = item.src;
      var iframeSt = mfp.st.iframe;
        
      $.each(iframeSt.patterns, function() {
        if(embedSrc.indexOf( this.index ) > -1) {
          if(this.id) {
            if(typeof this.id === 'string') {
              embedSrc = embedSrc.substr(embedSrc.lastIndexOf(this.id)+this.id.length, embedSrc.length);
            } else {
              embedSrc = this.id.call( this, embedSrc );
            }
          }
          embedSrc = this.src.replace('%id%', embedSrc );
          return false; // break;
        }
      });
      
      var dataObj = {};
      if(iframeSt.srcAction) {
        dataObj[iframeSt.srcAction] = embedSrc;
      }
      mfp._parseMarkup(template, dataObj, item);

      mfp.updateStatus('ready');

      return template;
    }
  }
});



/*>>iframe*/

/*>>gallery*/
/**
 * Get looped index depending on number of slides
 */
var _getLoopedId = function(index) {
    var numSlides = mfp.items.length;
    if(index > numSlides - 1) {
      return index - numSlides;
    } else  if(index < 0) {
      return numSlides + index;
    }
    return index;
  },
  _replaceCurrTotal = function(text, curr, total) {
    return text.replace('%curr%', curr + 1).replace('%total%', total);
  };

$.magnificPopup.registerModule('gallery', {

  options: {
    enabled: false,
    arrowMarkup: '<button title="%title%" type="button" class="mfp-arrow mfp-arrow-%dir%"></button>',
    preload: [0,2],
    navigateByImgClick: true,
    arrows: true,

    tPrev: 'Previous (Left arrow key)',
    tNext: 'Next (Right arrow key)',
    tCounter: '%curr% of %total%'
  },

  proto: {
    initGallery: function() {

      var gSt = mfp.st.gallery,
        ns = '.mfp-gallery',
        supportsFastClick = Boolean($.fn.mfpFastClick);

      mfp.direction = true; // true - next, false - prev
      
      if(!gSt || !gSt.enabled ) return false;

      _wrapClasses += ' mfp-gallery';

      _mfpOn(OPEN_EVENT+ns, function() {

        if(gSt.navigateByImgClick) {
          mfp.wrap.on('click'+ns, '.mfp-img', function() {
            if(mfp.items.length > 1) {
              mfp.next();
              return false;
            }
          });
        }

        _document.on('keydown'+ns, function(e) {
          if (e.keyCode === 37) {
            mfp.prev();
          } else if (e.keyCode === 39) {
            mfp.next();
          }
        });
      });

      _mfpOn('UpdateStatus'+ns, function(e, data) {
        if(data.text) {
          data.text = _replaceCurrTotal(data.text, mfp.currItem.index, mfp.items.length);
        }
      });

      _mfpOn(MARKUP_PARSE_EVENT+ns, function(e, element, values, item) {
        var l = mfp.items.length;
        values.counter = l > 1 ? _replaceCurrTotal(gSt.tCounter, item.index, l) : '';
      });

      _mfpOn('BuildControls' + ns, function() {
        if(mfp.items.length > 1 && gSt.arrows && !mfp.arrowLeft) {
          var markup = gSt.arrowMarkup,
            arrowLeft = mfp.arrowLeft = $( markup.replace('%title%', gSt.tPrev).replace('%dir%', 'left') ).addClass(PREVENT_CLOSE_CLASS),     
            arrowRight = mfp.arrowRight = $( markup.replace('%title%', gSt.tNext).replace('%dir%', 'right') ).addClass(PREVENT_CLOSE_CLASS);

          var eName = supportsFastClick ? 'mfpFastClick' : 'click';
          arrowLeft[eName](function() {
            mfp.prev();
          });     
          arrowRight[eName](function() {
            mfp.next();
          }); 

          // Polyfill for :before and :after (adds elements with classes mfp-a and mfp-b)
          if(mfp.isIE7) {
            _getEl('b', arrowLeft[0], false, true);
            _getEl('a', arrowLeft[0], false, true);
            _getEl('b', arrowRight[0], false, true);
            _getEl('a', arrowRight[0], false, true);
          }

          mfp.container.append(arrowLeft.add(arrowRight));
        }
      });

      _mfpOn(CHANGE_EVENT+ns, function() {
        if(mfp._preloadTimeout) clearTimeout(mfp._preloadTimeout);

        mfp._preloadTimeout = setTimeout(function() {
          mfp.preloadNearbyImages();
          mfp._preloadTimeout = null;
        }, 16);   
      });


      _mfpOn(CLOSE_EVENT+ns, function() {
        _document.off(ns);
        mfp.wrap.off('click'+ns);
      
        if(mfp.arrowLeft && supportsFastClick) {
          mfp.arrowLeft.add(mfp.arrowRight).destroyMfpFastClick();
        }
        mfp.arrowRight = mfp.arrowLeft = null;
      });

    }, 
    next: function() {
      mfp.direction = true;
      mfp.index = _getLoopedId(mfp.index + 1);
      mfp.updateItemHTML();
    },
    prev: function() {
      mfp.direction = false;
      mfp.index = _getLoopedId(mfp.index - 1);
      mfp.updateItemHTML();
    },
    goTo: function(newIndex) {
      mfp.direction = (newIndex >= mfp.index);
      mfp.index = newIndex;
      mfp.updateItemHTML();
    },
    preloadNearbyImages: function() {
      var p = mfp.st.gallery.preload,
        preloadBefore = Math.min(p[0], mfp.items.length),
        preloadAfter = Math.min(p[1], mfp.items.length),
        i;

      for(i = 1; i <= (mfp.direction ? preloadAfter : preloadBefore); i++) {
        mfp._preloadItem(mfp.index+i);
      }
      for(i = 1; i <= (mfp.direction ? preloadBefore : preloadAfter); i++) {
        mfp._preloadItem(mfp.index-i);
      }
    },
    _preloadItem: function(index) {
      index = _getLoopedId(index);

      if(mfp.items[index].preloaded) {
        return;
      }

      var item = mfp.items[index];
      if(!item.parsed) {
        item = mfp.parseEl( index );
      }

      _mfpTrigger('LazyLoad', item);

      if(item.type === 'image') {
        item.img = $('<img class="mfp-img" />').on('load.mfploader', function() {
          item.hasSize = true;
        }).on('error.mfploader', function() {
          item.hasSize = true;
          item.loadError = true;
        }).attr('src', item.src);
      }


      item.preloaded = true;
    }
  }
});

/*
Touch Support that might be implemented some day

addSwipeGesture: function() {
  var startX,
    moved,
    multipleTouches;

    return;

  var namespace = '.mfp',
    addEventNames = function(pref, down, move, up, cancel) {
      mfp._tStart = pref + down + namespace;
      mfp._tMove = pref + move + namespace;
      mfp._tEnd = pref + up + namespace;
      mfp._tCancel = pref + cancel + namespace;
    };

  if(window.navigator.msPointerEnabled) {
    addEventNames('MSPointer', 'Down', 'Move', 'Up', 'Cancel');
  } else if('ontouchstart' in window) {
    addEventNames('touch', 'start', 'move', 'end', 'cancel');
  } else {
    return;
  }
  _window.on(mfp._tStart, function(e) {
    var oE = e.originalEvent;
    multipleTouches = moved = false;
    startX = oE.pageX || oE.changedTouches[0].pageX;
  }).on(mfp._tMove, function(e) {
    if(e.originalEvent.touches.length > 1) {
      multipleTouches = e.originalEvent.touches.length;
    } else {
      //e.preventDefault();
      moved = true;
    }
  }).on(mfp._tEnd + ' ' + mfp._tCancel, function(e) {
    if(moved && !multipleTouches) {
      var oE = e.originalEvent,
        diff = startX - (oE.pageX || oE.changedTouches[0].pageX);

      if(diff > 20) {
        mfp.next();
      } else if(diff < -20) {
        mfp.prev();
      }
    }
  });
},
*/


/*>>gallery*/

/*>>retina*/

var RETINA_NS = 'retina';

$.magnificPopup.registerModule(RETINA_NS, {
  options: {
    replaceSrc: function(item) {
      return item.src.replace(/\.\w+$/, function(m) { return '@2x' + m; });
    },
    ratio: 1 // Function or number.  Set to 1 to disable.
  },
  proto: {
    initRetina: function() {
      if(window.devicePixelRatio > 1) {

        var st = mfp.st.retina,
          ratio = st.ratio;

        ratio = !isNaN(ratio) ? ratio : ratio();

        if(ratio > 1) {
          _mfpOn('ImageHasSize' + '.' + RETINA_NS, function(e, item) {
            item.img.css({
              'max-width': item.img[0].naturalWidth / ratio,
              'width': '100%'
            });
          });
          _mfpOn('ElementParse' + '.' + RETINA_NS, function(e, item) {
            item.src = st.replaceSrc(item, ratio);
          });
        }
      }

    }
  }
});

/*>>retina*/

/*>>fastclick*/
/**
 * FastClick event implementation. (removes 300ms delay on touch devices)
 * Based on https://developers.google.com/mobile/articles/fast_buttons
 *
 * You may use it outside the Magnific Popup by calling just:
 *
 * $('.your-el').mfpFastClick(function() {
 *     console.log('Clicked!');
 * });
 *
 * To unbind:
 * $('.your-el').destroyMfpFastClick();
 * 
 * 
 * Note that it's a very basic and simple implementation, it blocks ghost click on the same element where it was bound.
 * If you need something more advanced, use plugin by FT Labs https://github.com/ftlabs/fastclick
 * 
 */

(function() {
  var ghostClickDelay = 1000,
    supportsTouch = 'ontouchstart' in window,
    unbindTouchMove = function() {
      _window.off('touchmove'+ns+' touchend'+ns);
    },
    eName = 'mfpFastClick',
    ns = '.'+eName;


  // As Zepto.js doesn't have an easy way to add custom events (like jQuery), so we implement it in this way
  $.fn.mfpFastClick = function(callback) {

    return $(this).each(function() {

      var elem = $(this),
        lock;

      if( supportsTouch ) {

        var timeout,
          startX,
          startY,
          pointerMoved,
          point,
          numPointers;

        elem.on('touchstart' + ns, function(e) {
          pointerMoved = false;
          numPointers = 1;

          point = e.originalEvent ? e.originalEvent.touches[0] : e.touches[0];
          startX = point.clientX;
          startY = point.clientY;

          _window.on('touchmove'+ns, function(e) {
            point = e.originalEvent ? e.originalEvent.touches : e.touches;
            numPointers = point.length;
            point = point[0];
            if (Math.abs(point.clientX - startX) > 10 ||
              Math.abs(point.clientY - startY) > 10) {
              pointerMoved = true;
              unbindTouchMove();
            }
          }).on('touchend'+ns, function(e) {
            unbindTouchMove();
            if(pointerMoved || numPointers > 1) {
              return;
            }
            lock = true;
            e.preventDefault();
            clearTimeout(timeout);
            timeout = setTimeout(function() {
              lock = false;
            }, ghostClickDelay);
            callback();
          });
        });

      }

      elem.on('click' + ns, function() {
        if(!lock) {
          callback();
        }
      });
    });
  };

  $.fn.destroyMfpFastClick = function() {
    $(this).off('touchstart' + ns + ' click' + ns);
    if(supportsTouch) _window.off('touchmove'+ns+' touchend'+ns);
  };
})();

/*>>fastclick*/
})(window.jQuery || window.Zepto);

/*! Plugin options and other jQuery stuff */

// FitVids options
$(function() {
	$("article").fitVids();
});

// Table of Contents toggle
$(function() {
  $(".toc h3").click(function () {
    $("#drawer").toggleClass("hidden");
  });
});

// Add lightbox class to all image links
$("a[href$='.jpg'],a[href$='.png'],a[href$='.gif']").addClass("image-popup");

// Magnific-Popup options
$(document).ready(function() {
  $('.image-popup').magnificPopup({
    type: 'image',
    tLoading: 'Loading image #%curr%...',
    gallery: {
      enabled: true,
      navigateByImgClick: true,
      preload: [0,1] // Will preload 0 - before current, and 1 after the current image
    },
    image: {
      tError: '<a href="%url%">Image #%curr%</a> could not be loaded.',
    },
    removalDelay: 300, // Delay in milliseconds before popup is removed
    // Class that is added to body when popup is open. 
    // make it unique to apply your CSS animations just to this exact popup
    mainClass: 'mfp-fade'
  });
});