text: /*!
   * Name    : Just Another Parallax [Jarallax]
   * Version : 1.1.0
   * Author  : _nK http://nkdev.info
   * GitHub  : https://github.com/nk-o/jarallax
   */
  (function(factory) {
      'use strict';
      if (typeof define === 'function' && define.amd) {
          define(['jquery'], factory);
      } else if (typeof exports !== 'undefined') {
          module.exports = factory(require('jquery'));
      } else {
          factory(jQuery);
      }
  }(function($) {
      // Adapted from https://gist.github.com/paulirish/1579671
      if (!Date.now)
          Date.now = function() { return new Date().getTime(); };
      if(!window.requestAnimationFrame)
          (function() {
              'use strict';
              
              var vendors = ['webkit', 'moz'];
              for (var i = 0; i < vendors.length && !window.requestAnimationFrame; ++i) {
                  var vp = vendors[i];
                  window.requestAnimationFrame = window[vp+'RequestAnimationFrame'];
                  window.cancelAnimationFrame = (window[vp+'CancelAnimationFrame']
                                             || window[vp+'CancelRequestAnimationFrame']);
              }
              if (/iP(ad|hone|od).*OS 6/.test(window.navigator.userAgent) // iOS6 is buggy
                  || !window.requestAnimationFrame || !window.cancelAnimationFrame) {
                  var lastTime = 0;
                  window.requestAnimationFrame = function(callback) {
                      var now = Date.now();
                      var nextTime = Math.max(lastTime + 16, now);
                      return setTimeout(function() { callback(lastTime = nextTime); },
                                        nextTime - now);
                  };
                  window.cancelAnimationFrame = clearTimeout;
              }
          }());
  
      var supportTransform = (function() {
          var prefixes = 'transform WebkitTransform MozTransform OTransform msTransform'.split(' ');
          var div = document.createElement('div');
          for(var i = 0; i < prefixes.length; i++) {
              if(div && div.style[prefixes[i]] !== undefined) {
                  return prefixes[i];
              }
          }
          return false;
      }());
  
      var support3dtransform = (function() {
          if (!window.getComputedStyle) {
              return false;
          }
  
          var el = document.createElement('p'), 
              has3d,
              transforms = {
                  'webkitTransform':'-webkit-transform',
                  'OTransform':'-o-transform',
                  'msTransform':'-ms-transform',
                  'MozTransform':'-moz-transform',
                  'transform':'transform'
              };
  
          // Add it to the body to get the computed style.
          (document.body || document.documentElement).insertBefore(el, null);
  
          for (var t in transforms) {
              if (el.style[t] !== undefined) {
                  el.style[t] = "translate3d(1px,1px,1px)";
                  has3d = window.getComputedStyle(el).getPropertyValue(transforms[t]);
              }
          }
  
          (document.body || document.documentElement).removeChild(el);
  
          return (has3d !== undefined && has3d.length > 0 && has3d !== "none");
      }());
      
      var isAndroid = navigator.userAgent.toLowerCase().indexOf('android') > -1;
  
      // list with all jarallax instances
      // need to render all in one scroll/resize event
      var jarallaxList = [];
  
      // Jarallax instance
      var Jarallax = (function() {
          var instanceID = 0;
  
          function Jarallax(item, userOptions) {
              var _this = this,
                  dataOptions;
  
              _this.$item      = $(item);
  
              _this.defaults   = {
                  speed             : 0.5,
                  imgSrc            : null,
                  imgWidth          : null,
                  imgHeight         : null,
                  enableTransform   : true,
                  zIndex            : -100
              };
              dataOptions      = _this.$item.data('jarallax') || {};
              _this.options    = $.extend({}, _this.defaults, dataOptions, userOptions);
  
              // fix speed option [0.0, 1.0]
              _this.options.speed = Math.min(1, Math.max(0, parseFloat(_this.options.speed)));
  
              _this.instanceID = instanceID++;
  
              _this.image      = {
                  src        : _this.options.imgSrc || null,
                  $container : null,
                  $item      : null,
                  width      : _this.options.imgWidth || null,
                  height     : _this.options.imgHeight || null,
                  // fix for Android devices
                  // use <img> instead background image - more smoothly
                  useImgTag  : isAndroid
              }
  
              if(_this.initImg()) {
                  _this.init();
  
                  jarallaxList.push(_this);
              }
          }
  
          return Jarallax;
      }());
  
      Jarallax.prototype.initImg = function() {
          var _this = this;
  
          // get image src
          if(_this.image.src === null) {
              _this.image.src = _this.$item.css('background-image').replace(/^url\(['"]?/g,'').replace(/['"]?\)$/g,'');
          }
          if(!_this.image.src || _this.image.src === 'none') {
              return false;
          }
          return true;
      }
  
      Jarallax.prototype.init = function() {
          var _this = this,
              containerStyles = {
                  position         : 'absolute',
                  top              : 0,
                  left             : 0,
                  width            : '100%',
                  height           : '100%',
                  overflow         : 'hidden',
                  'pointer-events' : 'none',
                  'transition'     : 'transform linear -1ms, -webkit-transform linear -1ms'
              },
              imageStyles = {
                  position              : 'fixed'
              };
  
          // container for parallax image
          _this.image.$container = $('<div>')
              .css(containerStyles)
              .css({
                  visibility : 'hidden',
                  'z-index'  : _this.options.zIndex
              })
              .attr('id', 'jarallax-container-' + _this.instanceID)
              .prependTo(_this.$item);
  
          // use img tag
          if(_this.image.useImgTag) {
              _this.image.$item = $('<img>').attr('src', _this.image.src);
              imageStyles = $.extend({}, containerStyles, imageStyles)
          }
  
          // use div with background image
          else {
              _this.image.$item = $('<div>');
              imageStyles = $.extend({
                  'background-position' : '50% 50%',
                  'background-repeat'   : 'no-repeat no-repeat',
                  'background-image'    : 'url(' + _this.image.src + ')'
              }, containerStyles, imageStyles)
          }
  
          // parallax image
          _this.image.$item.css(imageStyles)
              .prependTo(_this.image.$container);
  
          // cover image and init parallax position after image load
          _this.getImageSize(_this.image.src, function(width, height) {
              _this.image.width  = width;
              _this.image.height = height;
  
              window.requestAnimationFrame(function() {
                  _this.coverImage();
                  _this.clipContainer();
                  _this.onScroll();
              })
  
              // remove default user background
              _this.$item.data('jarallax-original-styles', _this.$item.attr('style'));
  
              // timeout to fix IE blinking
              setTimeout(function() {
                  _this.$item.css({
                      'background-image'      : 'none',
                      'background-attachment' : 'scroll',
                      'background-size'       : 'auto'
                  });
              }, 0);
          });
      };
  
      Jarallax.prototype.destroy = function() {
          var _this = this;
  
          // remove from instances list
          for(var k = 0, len = jarallaxList.length; k < len; k++) {
              if(jarallaxList[k].instanceID === _this.instanceID) {
                  jarallaxList.splice(k, 1);
                  break;
              }
          }
  
          // remove additional styles for clip
          $('head #jarallax-clip-' + _this.instanceID).remove();
  
          _this.$item.attr('style', _this.$item.data('jarallax-original-styles'));
          _this.$item.removeData('jarallax-original-styles');
  
          _this.image.$container.remove();
  
          delete _this.$item[0].jarallax;
      }
  
      // round to 2 decimals
      Jarallax.prototype.round = function(num) {
          return Math.floor(num * 100) / 100;
      }
  
      Jarallax.prototype.getImageSize = function(src, callback) {
          if(!src || !callback) {
              return false;
          }
  
          var tempImg = new Image();
          tempImg.onload = function() {
              callback(tempImg.width, tempImg.height)
          }
          tempImg.src = src;
      }
  
      // it will remove some image overlapping
      // overlapping occur due to an image position fixed inside absolute possition element (webkit based browsers works without any fix)
      Jarallax.prototype.clipContainer = function() {
          var _this  = this,
              width  = _this.image.$container.outerWidth(true),
              height = _this.image.$container.outerHeight(true);
  
          var $styles = $('head #jarallax-clip-' + _this.instanceID);
          if(!$styles.length) {
              $('head').append('<style type="text/css" id="jarallax-clip-' + _this.instanceID + '"></style>');
              $styles = $('head #jarallax-clip-' + _this.instanceID);
          }
  
          var css = [
              '#jarallax-container-' + _this.instanceID + ' {',
              '   clip: rect(0px ' + width + 'px ' + height + 'px 0);',
              '   clip: rect(0px, ' + width + 'px, ' + height + 'px, 0);',
              '}'
          ].join('\n');
  
          // add clip styles inline (this method need for support IE8 and less browsers)
          if ($styles[0].styleSheet) {
              $styles[0].styleSheet.cssText = css;
          } else {
              $styles.php(css);
          }
      }
  
      Jarallax.prototype.coverImage = function() {
          var _this = this;
  
          if(!_this.image.width || !_this.image.height) {
              return;
          }
  
          var contW = _this.image.$container.outerWidth(true),
              contH = _this.image.$container.outerHeight(true),
              wndW  = $(window).outerWidth(true),
              whdH  = $(window).outerHeight(true),
              imgW  = _this.image.width,
              imgH  = _this.image.height,
              resultWidth, resultHeight;
  
          var css = {
              width  : Math.max(wndW, contW) * Math.max(_this.options.speed, 1),
              height : Math.max(whdH, contH) * Math.max(_this.options.speed, 1)
          };
  
          // cover by width
          if(css.width / css.height > imgW / imgH) {
              resultWidth = css.width;
              resultHeight = css.width * imgH / imgW;
          }
  
          // cover by height
          else {
              resultWidth = css.height * imgW / imgH;
              resultHeight = css.height;
          }
          
          // for img tag
          if(_this.image.useImgTag) {
              css.width = _this.round(resultWidth);
              css.height = _this.round(resultHeight);
              css.marginLeft = _this.round(- (resultWidth - contW) / 2);
              css.marginTop = _this.round(- (resultHeight - contH) / 2);
          }
  
          // for div with background image
          else {
              css.backgroundSize = _this.round(resultWidth) + 'px ' + _this.round(resultHeight) + 'px';
          }
  
          // apply to item
          _this.image.$item.css(css);
      };
  
      Jarallax.prototype.onScroll = function() {
          var _this = this;
  
          if(!_this.image.width || !_this.image.height) {
              return;
          }
  
          var scrollTop     = $(window).scrollTop(),
              wndHeight     = $(window).height(),
              // starting position of each element to have parallax applied to it
              sectionTop    = _this.$item.offset().top,
              sectionHeight = _this.$item.outerHeight(true),
              css           = {
                  visibility         : 'visible',
                  backgroundPosition : '50% 50%'
              };
  
          // Check if totally above or totally below viewport
          if (sectionTop + sectionHeight < scrollTop || sectionTop > scrollTop + wndHeight) {
              return;
          }
  
          // calculate parallax
          var position = - (scrollTop - sectionTop) * _this.options.speed;
              position = _this.round(position);
  
          if(supportTransform && _this.options.enableTransform) {
              css.transform = 'translateY(' + position + 'px)';
              if(support3dtransform) {
                  css.transform = 'translate3d(0, ' + position + 'px, 0)';
              }
          } else {
              css.backgroundPosition = '50% ' + position + 'px';
          }
  
          _this.image.$item.css(css);
      };
  
      // init events
      (function() {
          $(window).on('scroll.jarallax', function() {
              window.requestAnimationFrame(function() {
                  for(var k = 0, len = jarallaxList.length; k < len; k++) {
                      jarallaxList[k].onScroll();
                  }
              });
          });
  
          var timeout;
          $(window).on('resize.jarallax load.jarallax', function() {
              clearTimeout(timeout);
              timeout = setTimeout(function() {
                  window.requestAnimationFrame(function() {
                      for(var k = 0, len = jarallaxList.length; k < len; k++) {
                          var _this = jarallaxList[k];
                          _this.coverImage();
                          _this.clipContainer();
                          _this.onScroll();
                      }
                  });
              }, 100);
          });
      }());
  
      var oldJarallax = $.fn.jarallax;
  
      $.fn.jarallax = function() {
          var items = this,
              options = arguments[0],
              args = Array.prototype.slice.call(arguments, 1),
              len = items.length,
              k = 0,
              ret;
  
          for (k; k < len; k++) {
              if (typeof options === 'object' || typeof options === 'undefined')
                  items[k].jarallax = new Jarallax(items[k], options);
              else
                  ret = items[k].jarallax[options].apply(items[k].jarallax, args);
              if (typeof ret !== 'undefined') return ret;
          }
  
          return this;
      };
  
      // no conflict
      $.fn.jarallax.noConflict = function () {
          $.fn.jarallax = oldJarallax;
          return this;
      };
  
      // data-jarallax initialization
      $(document).on('ready.data-jarallax', function () {
          $('[data-jarallax]').jarallax();
      });
  }));