scrollup.js

jQuery(document).ready(function() {
        jQuery.scrollUp({		
                scrollName: 'scrollUp', // Element ID
                scrollDistance: 300, // Distance from top/bottom before showing element (px)
                scrollFrom: 'top', // 'top' or 'bottom'
                scrollSpeed: 300, // Speed back to top (ms)
                easingType: 'linear', // Scroll to top easing (see http://easings.net/)
                animation: 'fade', // Fade, slide, none
                animationInSpeed: 200, // Animation in speed (ms)
                animationOutSpeed: 200, // Animation out speed (ms)
                scrollText: '', // Text for element, can contain HTML
                scrollTitle: 'Наверх', // Set a custom <a> title if required. Defaults to scrollText
                scrollImg: false, // Set true to use image
                activeOverlay: false, // Set CSS color to display scrollUp active point, e.g '#00FFFF'
                zIndex: 2147483647 // Z-Index for the overlay
        });
});