又是摸鱼的一天

r chatCellDom = document.getElementById("quote-" + quote.getAttribute("quotedCellTag")); if (chatCellDom) { var chatDiv = chatCellDom.parentElement; var mid = chatDiv.clientHeight / 2; var offsetTop = chatCellDom.offsetTop; if (offsetTop > mid - chatCellDom.clientHeight / 2) { chatDiv.scrollTo({ top: chatCellDom.offsetTop - mid + chatCellDom.clientHeight / 2, behavior: "smooth" }); } else { chatDiv.scrollTo({ top: 0, behavior: "smooth" }); } chat_quote_obverser.observe(chatCellDom); } }); }); });