https://www.codepress.gr/assets/js/facebookSide.js

1var openedFB = false;
2
3function moveLeft() {
4    var sidebar = document.getElementById('facebookSidebar');
5
6    if (openedFB) {
7        sidebar.style.right = '350px';
8        sidebar.style.left = '';
9        animateRightToLeft(sidebar, 350, 0);
10    } else {
11        sidebar.style.right = '0px';
12        sidebar.style.left = '';
13        animateRightToLeft(sidebar, 0, 350);
14    }
15
16    openedFB = !openedFB;
17}
18
19function animateRightToLeft(element, start, end) {
20    var current = start;
21    var increment = (end > start) ? 5 : -5;
22
23    function step() {
24        current += increment;
25        element.style.right = current + 'px';
26
27        if ((increment > 0 && current < end) || (increment < 0 && current > end)) {
28            requestAnimationFrame(step);
29        } else {
30            element.style.right = end + 'px'; // Ensure it ends exactly at the end position
31        }
32    }
33
34    requestAnimationFrame(step);
35}