/*
Plugin: jQuery Parallax
Version 1.1.3
Author: Ian Lunn
Twitter: @IanLunn
Author URL: http://www.ianlunn.co.uk/
Plugin URL: http://www.ianlunn.co.uk/plugins/jquery-parallax/

Dual licensed under the MIT and GPL licenses:
http://www.opensource.org/licenses/mit-license.php
http://www.gnu.org/licenses/gpl.html
*/

// (function($) {
//    var $window = $(window);
//    var windowHeight = $window.height();
//    $window.resize(function() {
//        windowHeight = $window.height();
//    });
//    $.fn.parallaxScroll = function(xpos, speedFactor, direction, outerHeight) {
//        var $this = $(this).parent().parent();
//        var $parallaxLayer = $( this );
//        var getHeight;
//        var firstTop;
//        var paddingTop = 0;
//        //get the starting position of each element to have parallax applied to it      
//        $this.each(function() {
//            firstTop = $this.offset().top;
//        });
//        if (outerHeight) {
//            getHeight = function(jqo) {
//                return jqo.outerHeight(true);
//            };
//        } else {
//            getHeight = function(jqo) {
//                return jqo.height();
//            };
//        }
//        // setup defaults if arguments aren't specified
//        if (arguments.length < 1 || xpos === null) xpos = "50%";
//        if (arguments.length < 2 || speedFactor === null) speedFactor = 0.1;
//        if (arguments.length < 3 || outerHeight === null) outerHeight = false;
//        // function to be called whenever the window is scrolled or resized
//        function update() {
//            var pos = $window.scrollTop();
//            $this.each(function() {
//                var $element = $(this);
//                var top = $element.offset().top;
//                var height = getHeight($element);
//                // Check if totally above or totally below viewport
//                if (top + height < pos || top > pos + windowHeight) {
//                    return;
//                }
//                var fixedFix = ($parallaxLayer.data('attach') == 'fixed' || $parallaxLayer.attr('css-attach') == 'fixed') ? $parallaxLayer.height() : 0;
//                if (direction == 'horizontal') {
//                    $parallaxLayer.css('backgroundPosition', Math.round(((- pos) * speedFactor) - fixedFix) + "px" + " " + xpos);
//                } else {
//                    // var temporaryValue = Math.round((- pos) * speedFactor);
// -                    $parallaxLayer.css({
//                       'backgroundPosition': xpos + " " + Math.round((- pos * speedFactor) - fixedFix) + "px",
//                       'backgroundRepeat': 'repeat'
//                      })

//                    // $parallaxLayer.css('backgroundPosition', xpos + " calc(50% + " + temporaryValue + "px)");
//                }
//            });
//        }
//        $window.bind('scroll', update).resize(update);
//        //update();
//    };
// })(jQuery);