text: /* jQuery Smoove | (c) 2014 Adam Bouqdib | abemedia.co.uk/license */
  (function ($, window, document){
      
      $.fn.smoove = function (options){
          $.fn.smoove.init(this, $.extend({}, $.fn.smoove.defaults, options));
          return this;
      };
      
      $.fn.smoove.items = [];
      $.fn.smoove.loaded = false;
      
      $.fn.smoove.defaults = {
          offset: 150,
          opacity: 0,
          transition: "all 1s ease, opacity 1.5s ease",
          transformStyle: 'preserve-3d',
          transformOrigin: false,
          perspective: 1000
      };
  
      $.fn.smoove.init = function (items, settings){
          items.each(function() {
              var $item = $(this),
                  params = $item.params = $.extend({}, settings, $item.data());
                  
              $item.params.opacity = $item.params.opacity / 100;
              $item.data('top', $item.offset().top);
                  
              params.transition = crossBrowser('transition', params.transition, 'transform');
              $item.css(params.transition);
              
              $.fn.smoove.items.push($item);
          });
          
          // function for adding vendor prefixes
          function crossBrowser(property, value, prefix) {
          
              function ucase(string) {
                  return string.charAt(0).toUpperCase() + string.slice(1);
              }
              
              var vendor = ['webkit','moz','ms','o'],
                  properties = {};
                  
              for(var i = 0; i < vendor.length; i++) {
                  if(prefix) {
                      value = value.replace(prefix, '-' + vendor[i] + '-' + prefix);
                  }
                  properties[ucase(vendor[i]) + ucase(property)] = value;
              }
              properties[property] = value;
              
              return properties;
          }
          
          // add event handlers
          if(!$.fn.smoove.loaded) {
              $.fn.smoove.loaded = true;
              
              var didScroll = false,
                  oldScroll = 0,
                  oldHeight = $(window).height(),
                  oldWidth = $(window).width(),
                  oldDocHeight = $(document).height(),
                  resizing;
          
              // naughty way of avoiding vertical scrollbars when items slide in/out from the side
              if($('body').width() === $(window).width()) {
                  $('body').css('overflow-x','hidden');
              }
                  
              $(window).resize(function() {
                  clearTimeout(resizing);
                  resizing = setTimeout(function() {
                      var height = $(window).height(),
                          width = $(window).width(),
                          direction = (oldHeight > height) ? direction = 'up' : 'down',
                          items = $.fn.smoove.items;
                      
                      oldHeight = height;
                      
                      // responsive support - reassign position values on resize
                      if(oldWidth !== width) {
                          for(var i = 0; i < items.length; i++) {
                              items[i].css(crossBrowser('transform', '')).css(crossBrowser('transition', ''));
                          }
                          
                          // wait for responsive magic to finish
                          var stillResizing = setInterval(function() {
                              var docHeight = $(document).height();
                              if(docHeight === oldDocHeight) {
                                  window.clearInterval(stillResizing);
                                  for(var i = 0; i < items.length; i++) {
                                      items[i].data('top', items[i].offset().top);
                                      items[i].css(items[i].params.transition);
                                  }
                                  smooveIt(direction);
                              }
                              oldDocHeight = docHeight;
                          }, 500);
                      } 
                      else {
                          smooveIt(direction);
                      }
                      oldWidth = width;
                  }, 500);
              });
              
              $(window).on('load', function() {
                  smooveIt();
                  
                  // throttle scroll handler
                  $(window).scroll(function() {
                      didScroll = true;
                  });
                  setInterval(function() {
                      if ( didScroll ) {
                          didScroll = false;
                          var scrolltop = $(window).scrollTop(),
                              direction = (scrolltop < oldScroll) ? direction = 'up' : 'down';
                          oldScroll = scrolltop;
                          smooveIt(direction);
                      }
                  }, 250);
              });
          }
          
          function smooveIt(direction) {
              for(var i = 0; i < $.fn.smoove.items.length; i++) {
                  var $item = $.fn.smoove.items[i],
                      params = $item.params,
                      height = $(window).height(),
                      // if direction isn't set, set offset to 0 to avoid hiding objects that are above the fold
                      offset = (!direction || direction === 'down' && $item.css('opacity') === '1') ? 0 : params.offset,
                      itemtop = $(window).scrollTop() + height - $item.data('top');
                      
                  // offset in %
                  if(typeof offset === 'string' && offset.indexOf('%')) {
                      offset = parseInt(offset) / 100 * height;
                  }
                  
                  if(itemtop < offset) {
                      if(params.opacity !== false) {
                          $item.css({opacity: params.opacity});
                      }
                      
                      var transforms = [],
                          properties = ['move','move3D','moveX','moveY','moveZ','rotate','rotate3d','rotateX','rotateY','rotateZ','scale','scale3d','scaleX','scaleY','skew','skewX','skewY'];
                          
                      for(var p = 0; p < properties.length; p++) {
                          if(typeof params[properties[p]] !== "undefined") {
                              transforms[properties[p]] = params[properties[p]];
                          }
                      }
                      
                      var transform = '';
                      for(var t in transforms) {
                          transform += t.replace('move', 'translate') + '(' + transforms[t] + ') ';
                      }
                      if(transform) {
                          $item.css(crossBrowser('transform', transform));
                          $item.parent().css(crossBrowser('perspective', params.perspective));
                          //$item.parent().css(crossBrowser('transformStyle', params.transformstyle));
                      
                          if(params.transformOrigin) {
                              $item.css(crossBrowser('transformOrigin', params.transformOrigin));
                          }
                      }
                  }
                  else {
                      $item.css('opacity', 1).css(crossBrowser('transform', ''));
                  }
              }
          }
      };
  
  }( jQuery, window, document ));
  