Studiocataldi mirror-sticky on scroll

<!-- Clickio mirror-sticky on scroll -->
<style>
    main {
        overflow: visible;
        position: relative;
    }
    .lx_fixed_left_wrapper, .lx_fixed_right_wrapper {
        position: absolute;
        top: -115px;
        width: 160px;
    }
    .lx_fixed_left_wrapper{
        left: -210px;
    }
    .lx_fixed_right_wrapper {
        right: -210px;
    }

</style>
<script>
if (window.innerWidth >= 1600) {
    (function(w,d){
        var ll   = 50;

        var content = document.querySelector('main');
        var codeLeft = "<scr"+"ipt async type='text/javascript' src='//s.clickiocdn.com/t/common_258.js'></scr"+"ipt>" +
            "<scr"+"ipt class='__lxGc__' type='text/javascript'>" +
            "((__lxGc__=window.__lxGc__||{'s':{},'b':0})['s']['_205873']=__lxGc__['s']['_205873']||{'b':{}})['b']['_647662']={'i':__lxGc__.b++};" +
            "</scr"+"ipt>";
        var codeRight = "<scr"+"ipt async type='text/javascript' src='//s.clickiocdn.com/t/common_258.js'><\/scr"+"ipt>" +
            "<scr"+"ipt class='__lxGc__' type='text/javascript'>" +
            "((__lxGc__=window.__lxGc__||{'s':{},'b':0})['s']['_205873']=__lxGc__['s']['_205873']||{'b':{}})['b']['_647660']={'i':__lxGc__.b++};" +
            "</scr"+"ipt>";

        function getTopScroll() {
            return (w.pageYOffset || d.scrollTop)  - (d.clientTop || 0);
        }
        function addSide(code, side, container){
            var absDiv = document.createElement('div');
            absDiv.classList.add('lx_fixed_' + side + '_wrapper');
            content.appendChild(absDiv);
            var div = document.createElement('div');
            div.innerHTML = code;
            absDiv.appendChild(div);
            while (div.firstChild) absDiv.insertBefore(div.firstChild, div);
            absDiv.removeChild(div);
            var scripts = absDiv.getElementsByTagName("script");
            Array.from(scripts).forEach(function(script, index, array) {
                var newScript = document.createElement('script');
                if(typeof script.src !== "undefined" && script.src && script.sr !== "")
                {
                    newScript.src = script.src;
                    newScript.className = script.className;
                    absDiv.appendChild(newScript);
                }
                else
                {
                    var data = (script.text || script.textContent || script.innerHTML || "");
                    newScript.className = script.className;
                    newScript.type = script.type;
                    newScript.appendChild(document.createTextNode(data));
                    absDiv.appendChild(newScript);
                }
                absDiv.removeChild(script);
            });
        }

        function addCodes() {
            var elements = document.querySelectorAll('lx_fixed_left_wrapper', 'lx_fixed_right_wrapper');

            if(elements.length === 0)
            {
                addSide(codeLeft, 'left', content);
                addSide(codeRight, 'right', content);
            }
        }

        function scrollHandler() {
            addCodes();
            w.removeEventListener('scroll', scrollHandler);
        }
        w.addEventListener('scroll', scrollHandler);
    })(window, document);
}
</script>