- const changeDownpage = (comment) => {
- changeWithVisibleCallback(comment, () => {window.scrollTo(0, window.scrollY + comment.offsetHeight)});
+ const changeDownpage = () => {
+ elementsIndex = Math.min(elementsIndex + 1, elements.length);
+ changeWithVisibleCallback(elements[elementsIndex], () => {window.scrollTo(0, window.scrollY + selectedComment.offsetHeight)});